30 results for Solution Engineer in Shinjuku, Tōkyō

Head of Japan Solutions Engineering [AI Software]

Tokyo,
remote
Permanent
20.0M - 25.0M JPY / Yearly
Company ProfileOne of the fastest-growing companies in the AI software space, used by consumers and the largest enterprises alike. Japan represents one of their highest-performing markets globally (having overachieved its quota by 150% in the last few quarters) and is now recruiting for a key role to lead the Japan Solutions Engineering team. The Role<ul><li>Help define the foundations of the Solutions Engineering function across Japan, managing a team of 6 Solution Engineers.</li><li>Serve as trusted technical advisors to customers and prospects, connecting product capabilities to business outcomes.</li><li>Build demos, proof-of-concepts, and tooling that demonstrate value at scale.</li><li>Address advanced technical and product inquiries, including RFPs and security questionnaires.</li><li>Capture customer feedback to help shape product roadmap and improve how the platform is showcased.</li><li>Join at a pivotal moment with massive greenfield opportunity as the company scales in Japan and the APAC region.</li></ul> Your Skills <ul><li>3+ years of experience managing, mentoring, and inspiring Solutions Engineers, Sales Engineers, or Solutions Architects.</li><li>Demonstrated success partnering with sales leadership and other cross-functional teams</li><li>Demonstrable experience in the SaaS-domain, preferably with some exposure to AI applications</li><li>Ability to write basic scripts using modern APIs.</li><li>High adaptability and comfort navigating fast-paced, dynamic organizational change</li><li>Native-level Japanese and business-level English (written and spoken).</li></ul> Key Highlights of the Role <ul><li>Shape a category-defining product used by millions, trusted by iconic global brands.</li><li>High influence role with direct impact on product roadmap, messaging, and customer success outcomes.</li><li>Recognized as one of the most innovative companies in the world, with a vibrant user community and passionate 'fan base'!</li></ul> Location Tokyo Salary20 - 25 million yen Reference Number: 06940-0013342909By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<hr />「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>）に同意したものとみなされます。 応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。<img src="https://counter.adcourier.com/b3NrYXIudGFrZW5ha2EuNTA2NDIuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2025-12-04T06:23:49Z

DX Solution Lead Engineer

Tokyo,
remote
Contract
11.0M - 11.0M JPY / Yearly
Company ProfileThis company is a global internet services provider offering a diverse ecosystem of digital products across e‑commerce, fintech, digital content, communications, and professional sports. The Role<ul><li>This role involves leading system architecture, integrating modern cloud and automation technologies, and collaborating with cross‑functional teams to enhance operational efficiency and business value. Strong technical leadership and hands‑on engineering capability are essential.</li></ul> Your Skills <ul><li>Strong background in software development and system architecture.</li><li>Proficiency in Java, Python, Go, or JavaScript/TypeScript.</li><li>Hands-on experience with cloud platforms (AWS, GCP, Azure).</li><li>Expertise in Docker, Kubernetes, and microservices.</li></ul> Location Tokyo Salary5,500 JPY hourly Reference Number: 06940-0013372140 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/c2Fvcmkua29kYWthLjQyNzA1LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-02-18T02:38:39Z

QA Engineer

Tokyo,
remote
Permanent
9.0M - 11.0M JPY / Yearly
Company ProfileLeading fintech company providing cloud-based financial management solutions for businesses and personal finance applications for individuals across Japan. We're transforming how people and organizations manage their financial operations through innovative technology and agile development practices. The Role<ul><li>As our services expand rapidly with new products and features, we need to strengthen our quality assurance capabilities while maintaining development speed.</li><li>You will be responsible for building and implementing automated testing frameworks to ensure quality within our agile development cycles.</li><li>Design and execute test automation strategies using tools like Selenium to improve test coverage and efficiency.</li><li>Implement Chaos Engineering and other advanced methodologies for non-functional testing.</li><li>Establish quality metrics and drive upstream quality assurance practices across development teams.</li><li>Collaborate with engineering teams based in Japan, India, and Vietnam on cross-border projects.</li><li>Holding Valid working visa in Japan.</li></ul> Your Skills <ul><li>Minimum 3 years of development experience or test automation experience using scripting languages.</li><li>ISTQB Advanced Level certification or equivalent knowledge required.</li><li>Bachelor's degree in Information Processing, Computer Science, or equivalent qualification (e.g., Information Technology Engineer Examination).</li><li>Japanese proficiency at basic/daily conversation level (able to conduct interviews using a mix of Japanese and English).</li><li>Business-level English proficiency (TOEIC 700+ or equivalent) for global project collaboration.</li></ul> Key Highlights of the Role <ul><li>Shape quality engineering practices in a fast-growing fintech environment where your work directly impacts thousands of users.</li><li>Work with cutting-edge automation tools and methodologies including Selenium and Chaos Engineering.</li><li>Join a multicultural, global team spanning Japan, India, and Vietnam with diverse technical perspectives.</li><li>Be part of an agile organization that values innovation, speed, and continuous improvement in both product and process.</li></ul> Location Tokyo Salary9 - 11 million yen Reference Number: 06940-0013359935 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/V2F0dW55dS5TaXJpcGFpcm9qLjIyMTQxLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-01-08T07:57:43Z

Network Engineer

Tokyo,
remote
Contract
7.2M - 7.2M JPY / Yearly
Client ProfileA Japanese IT solutions providerThe RoleA Japanese IT solutions provider is seeking a Network Engineer to lead major network renewal projects for social infrastructure clients. You will drive software and hardware upgrades, coordinate stakeholders, and support data center network modernization.<ul><li>Lead Cisco-based network upgrade and hardware refresh projects</li><li>Prepare design documents, test plans, and migration procedures</li><li>Perform verification testing and support on-site operations</li><li>Communicate with clients, vendors, and internal teams</li><li>Participate in regular client meetings and present project updates</li></ul>Your Skill<ul><li>Experience in Cisco network design and build</li><li>Experience with Cisco ACI is a strong plus</li><li>Strong communication and coordination skills</li></ul>Location TokyoSalary600,000 yen / Month Reference Number: 06940-0013333925By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<hr />「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>）に同意したものとみなされます。 応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。<img src="https://counter.adcourier.com/SGluc29uLkxldW5nLjc4OTczLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2025-12-09T06:25:51Z

Systems Engineer - Sr. Analyst

Tokyo,
remote
Permanent
8.0M - 8.0M JPY / Yearly
<ul><li>IT Solution Senior Analyst - TransportationAbout the RoleServes as the primary IT contact for business units and external clients, ensuring clear and effective communication. Acts as IT project manager for both new projects and client upgrades, overseeing budget, staffing, and schedules. Works with global teams to implement standard IT solutions, maintain stable system operations, optimize costs, and drive consistency. Supports the adoption of technologies such as robotics in warehouse settings and fosters innovation through data analytics to enhance operational efficiency.Responsibilities<ul><li>Assess business units and client needs, offering IT solutions to address challenges.</li><li>Collect and act on feedback from internal and external stakeholders to improve services and processes.</li><li>Promote communication and mutual understanding between IT and business divisions.</li><li>Bridge communication among departments and between businesses and clients as IT liaison.</li><li>Secure and manage necessary resources for project delivery.</li><li>Oversee project planning, execution, and monitoring to ensure completion within budget and timelines.</li><li>Select and manage external vendors during implementation and provide ongoing operational support.</li></ul>Requirements<ul><li>7+ years of IT-related experience.</li><li>5+ years as an IT consultant or project manager.</li><li>Experience in delivering system implementations.</li><li>Fluent in Japanese and capable of business-level English communication.</li><li>Strong background in project management.</li><li>Ability to communicate persuasively with stakeholders at multiple levels.</li><li>Open to challenges with a resilient mindset.</li><li>Highly valued qualities: proactive attitude, adaptability, and flexibility.</li><li>Preference for experience within multinational organizations.</li><li>Experience with ERP, application development, and logistics is a plus.</li><li>Background in supply chain or logistics industry is preferred.</li></ul> Reference No.：06940-0013375416</li></ul> By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/YWhtYWQucm95YW5pLjc2NjMwLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-02-20T04:22:14Z

Back End Engineer

Tokyo,
remote
Permanent
9.0M - 15.0M JPY / Yearly
Company ProfileGlobal cybersecurity leader specializing in Endpoint Detection & Response (EDR) solutions is expanding its Tokyo engineering team. The company protects enterprise customers worldwide by analyzing massive volumes of threat data from millions of endpoints in real-time. The Role<ul><li>Join the core engineering team building a completely next-generation EDR platform that has secured board-level funding and is moving into production phase</li><li>Design and implement backend services in Rust that process data from 6 million sensors streaming 1,000 messages per minute with sub-second response times</li><li>Build data ingestion pipelines and microservices that maintain reliability under extreme throughput while optimizing cloud infrastructure costs</li><li>Architect scalable distributed systems using containerization, cloud-native technologies and streaming data platforms</li><li>Develop APIs and integrations connecting security tools across enterprise IT environments</li><li>Collaborate with an international engineering team (English-speaking) to implement AI-driven threat detection capabilities</li><li>Work on genuinely complex technical challenges where system reliability isn't optional. It's mission-critical!</li></ul> Your Skills Essential Requirements:<ul><li>Production experience in Rust required (or exceptionally strong C++/Go/Java with immediate willingness to transition to Rust)</li><li>Proven track record building high-scale distributed systems handling millions of users or data points, not just thousands</li><li>Deep understanding of system reliability trade-offs: performance versus cost, speed versus fault tolerance</li><li>Hands-on experience with cloud platforms (AWS/GCP/Azure), containerization, and microservice architecture patterns</li><li>Solid foundation working with both SQL and NoSQL databases; streaming data systems experience is a bonus</li><li>Currently based in Japan or hold valid work authorization to work in Tokyo</li><li>English language proficiency for international team collaboration</li></ul>Welcome Experience:<ul><li>Background in cybersecurity, SIEM systems, or observability platforms</li><li>Experience with Kafka, Flink, Redpanda, or other data streaming technologies</li><li>Familiarity with ELK stack, time-series databases, or real-time analytics frameworks</li><li>Previous work optimizing cloud infrastructure costs at scale</li></ul> Key Highlights of the Role <ul><li>Join at the perfect timing as team has grown to 15+ engineers and is establishing technical leadership layers, creating fast-track paths to Team Lead positions</li><li>Work on greenfield architecture where your technical decisions will shape the product for years to come</li><li>Solve genuinely hard problems: maintain performance while processing petabyte-scale threat data across distributed global infrastructure</li><li>Join a truly international team where English is the primary language and remote collaboration is built into the workflow</li><li>Modern tech stack from day one-no legacy monoliths, just cloud-native microservices and streaming pipelines</li><li>Competitive compensation package reflecting the urgency and strategic importance of these hires (budget available up to ¥15M for exceptional candidates)</li><li>Located in Otemachi, Tokyo with convenient access to multiple train and subway lines</li></ul> Apply ConfidentiallySend your resume with "Rust Engineer - Cybereason" in the subject line. All applications and conversations will be handled with complete discretion. Even if you don't meet every requirement but have strong systems-thinking and Rust capabilities, we encourage you to apply. Location Tokyo Salary9 - 15 million yen Reference Number: 06940-0013358136 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/S2hhbmcuTGUuNjk4MzQuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-01-06T00:28:59Z

Full stack Engineer

Setagaya,
remote
Contract
8.2M - 8.5M JPY / Yearly
Responsibilities Leverage your technical expertise to architect, develop, and deliver scalable, secure cybersecurity solutions and drive improvements on enterprise-level platforms for The Group.Required Skills<ul><li>Bachelor's degree in Computer Science, Engineering, or a related discipline</li><li>At least 5 years of professional software engineering experience in medium-to-large enterprise settings</li><li>Demonstrated expertise in .NET Core/.NET application development using C#</li><li>Strong ASP.NET Core proficiency</li><li>Thorough understanding of object-oriented programming, design patterns, and clean architectural principles</li><li>End-to-end SDLC experience: requirements analysis, solution design, building, testing, delivery, and maintenance</li><li>Full-stack development capabilities:<ul><li>Frontend: TypeScript, React, Next.js</li><li>Backend API development<ul><li>Advanced Python for backend services, automation, tooling</li><li>Extensive cloud infrastructure knowledge: Azure (preferred), AWS, and/or GCP</li><li>Design of secure cloud architectures across development and production (identity, networking, access control)</li><li>Familiarity with unit test frameworks such as xUnit, NUnit, MSTest</li><li>Experience with web services and APIs (RESTful, SOAP)</li><li>Working with relational (Azure SQL/MS SQL) and NoSQL (e.g., Cosmos DB) databases</li><li>Proficient in SQL and using ORM tools (Entity Framework Core, Dapper)</li><li>Ability for deep analysis, troubleshooting, performance optimization, and debugging in .NET (C#) and JavaScript/TypeScript</li><li>Strong skills in technical documentation and ability to communicate complex technical matters clearly</li><li>Self-motivated, possesses a sense of ownership, and collaborates effectively</li><li>Skilled in multi-tasking, prioritizing, adapting to change, and meeting deadlines</li><li>Deep interest in cybersecurity and commitment to ongoing learning</li></ul></li></ul></li></ul>Reference no.: 06940-0013365576<img src="https://counter.adcourier.com/c2Fvcmkua29kYWthLjQ1MzU3LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-02-06T05:53:52Z

AI Engineer

Tokyo,
remote
Permanent
7.0M - 13.0M JPY / Yearly
Company ProfileAI technology start-up which provides end to end AI solutions to clients across Japan. The RoleOur company is experiencing rapid growth through product development leveraging Generative AI. As AI technologies and their social implementation accelerate, the importance of scalable and robust backend development for our innovative AI product suite-including our chat platform, speech solution, and agent system-continues to increase. Your Skills <ul><li>5+ years of application development experience using Python</li><li>3+ years of experience developing complex SaaS products or high-traffic B2B products</li><li>3+ years of experience with cloud services (AWS, GCP, Azure) and container technologies (Docker, Kubernetes)</li><li>Experience working at startups or growth-stage companies, or equivalent environments</li><li>Knowledge of and passion for AI-related technologies</li><li>Experience building systems utilizing natural language processing or machine learning</li><li>Experience developing machine learning models with Python, TensorFlow, or PyTorch</li><li>Experience with chatbot, speech recognition systems, or AI agent development</li><li>Experience launching new businesses/products from the 0→1 phase</li></ul> Location Tokyo Salary7 - 13 million yen Reference Number: 06940-0013273193By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<hr />「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>）に同意したものとみなされます。 応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。<img src="https://counter.adcourier.com/TmFuY3kuWXVhbi41ODkxNC4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
2025-11-27T00:37:32Z

VP of Engineering

Tokyo,
remote
Permanent
15.0M - 18.0M JPY / Yearly
Company ProfileA leading Japanese technology platform company specializing in the creator economy and influencer marketing space. The company operates a comprehensive ecosystem that connects content creators, influencers, and brands, facilitating collaborations and powering the rapidly growing creator economy in Japan. With strong market presence and proven technology solutions, the company is positioned for continued expansion and technological innovation. The Role<ul><li>Lead and scale the engineering organization as Head of Engineering, overseeing product development, platform architecture, and technical strategy</li><li>Manage and mentor a growing engineering team (currently 15-20 engineers), fostering a culture of technical excellence, innovation, and collaboration</li><li>Drive the technical roadmap in alignment with business objectives, focusing on platform scalability, performance, and new feature development</li><li>Oversee the full technology stack including web applications, mobile applications, backend infrastructure, and data systems</li><li>Partner closely with the CEO, product, and business teams to translate business requirements into technical solutions</li><li>Establish and improve engineering processes, best practices, and development methodologies to increase team efficiency and product quality</li><li>Lead recruitment efforts to attract top engineering talent and build a world-class engineering organization</li><li>Manage vendor relationships and technical partnerships as needed</li><li>Ensure system reliability, security, and performance across all platforms</li><li>Drive innovation in areas such as creator matching algorithms, analytics, and platform features</li></ul> Your Skills Required:<ul><li>10+ years of software engineering experience with at least 5 years in engineering management or leadership roles</li><li>Proven track record of building and scaling engineering teams (15+ people)</li><li>Strong technical background with hands-on experience in modern web and mobile technologies</li><li>Experience with cloud infrastructure (AWS, GCP, or Azure) and scalable system architecture</li><li>Fluent Japanese (native or business level) is mandatory</li><li>Business-level English for communication with potential international partners and technical documentation</li><li>Strong leadership, communication, and stakeholder management skills</li><li>Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience)</li></ul>Preferred:<ul><li>Experience in consumer-facing platform or marketplace businesses</li><li>Background in social media, creator economy, influencer marketing, or advertising technology</li><li>Experience with data-driven product development and analytics</li><li>Track record of successfully delivering complex technical projects in fast-paced environments</li><li>Experience building and managing mobile applications (iOS/Android)</li><li>Knowledge of machine learning or recommendation systems</li><li>Startup or high-growth company experience</li></ul> Key Highlights of the Role <ul><li>Shape the technical vision and strategy of a leading player in Japan's booming creator economy</li><li>Build and lead a high-performing engineering team with significant autonomy and impact</li><li>Work directly with executive leadership to drive company growth and innovation</li><li>Tackle exciting technical challenges at the intersection of social media, e-commerce, and marketplace dynamics</li><li>Be part of a fast-growing company in a dynamic industry with strong market tailwinds</li><li>Competitive compensation package including salary, equity, and benefits</li><li>Flexible work environment with a collaborative, innovation-driven culture</li><li>Office located in central Tokyo with excellent access</li></ul> Location Tokyo Salary15 - 18 million yen Reference Number: 06940-0013358135 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/c3VlLnRpbmcuNzE3NDEuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-01-05T07:55:50Z

Back End Engineer

Tokyo,
remote
Permanent
8.0M - 12.0M JPY / Yearly
Build Japan's Payment Future with ML & Functional Programming Company Profile A rapidly growing fintech company transforming digital commerce in Japan is seeking a Product Engineer. The platform processes millions of transactions using proprietary machine learning models to enable seamless online shopping experiences. Backed by major global payment companies and leading financial institutions, the organization combines innovative technology with enterprise stability. The engineering team represents 40+ nationalities working in English, maintaining a casual, collaborative culture at their central Tokyo office. The Role<ul><li>Architect and scale payment platform components while maintaining security, resilience, and maintainability standards for high-volume transaction processing</li><li>Collaborate directly with product teams to translate business objectives into technical solutions, communicating design tradeoffs clearly across engineering and product stakeholders</li><li>Work cross-functionally in feature teams to deliver services that directly impact user acquisition and conversion rates</li><li>Participate in systematic code reviews and maintain testing practices that ensure production-grade quality for mission-critical payment infrastructure</li><li>Stay current with industry patterns and suggest performance improvements based on data-driven insights from real-world payment flows</li><li>Navigate ambiguity with sound judgment while defining deliverables and maintaining urgency for business-critical releases</li></ul> Your Skills Essential Requirements:<ul><li>Proficiency in Scala (or strong in functional programming like Rust, Haskell, C++) with curiosity about functional programming paradigms</li><li>Strong grasp of software architecture, design patterns, and how they align with distributed service structures</li><li>Experience writing clean, maintainable code with systematic debugging approaches and automated testing mindset</li><li>Understanding of security implications across distributed systems and payment infrastructure</li><li>Comfortable reading unfamiliar codebases and making intelligent inferences about broader system context</li><li>Genuine interest in how engineering strategy connects to product development and business growth</li></ul>Bonus Experience (Not Required but Valued):<ul><li>Hands-on experience with Scala, Cassandra, Kafka, PostgreSQL, AWS (Fargate/Terraform), or functional programming libraries (cats, cats-effect)</li><li>Background in microservices architecture, event sourcing, CQRS patterns, or REST API design</li><li>Previous work on payment platforms, distributed systems, or fintech products</li><li>Understanding of cross-team dependencies and ability to envision technical roadmaps</li></ul> Key Highlights of the Role<ul><li>Solve genuine technical challenges at scale. Building payment infrastructure that underwrites real-time transactions using proprietary ML models for major e-commerce platforms</li><li>Work with a modern functional programming stack (Scala, cats-effect, tagless final) alongside distributed systems technologies like Kafka, Cassandra, and event sourcing architectures</li><li>Join a truly international engineering team where English is the working language and colleagues represent 40+ nationalities - rare opportunity for Tokyo tech roles</li><li>Shape technology evolution in a well-funded organization transitioning from startup agility to enterprise scale</li><li>Enjoy genuine work-life balance with full flextime (no core hours), up to 3 days remote per week and generous paid time off (20+ days from first year)</li><li>Competitive compensation package with comprehensive retirement programs and premium central Tokyo office access</li></ul><img src="https://counter.adcourier.com/S2hhbmcuTGUuMjQzMzYuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-01-05T08:31:49Z

SRE Engineer

Tokyo,
remote
Permanent
9.0M - 12.0M JPY / Yearly
Company ProfileGrowing B2B SaaS provider delivering cloud-based solutions to enterprise customers is seeking an SRE / Ops Engineer to lead their infrastructure and operations domain. The Role<ul><li>Lead the entire AWS-based infrastructure from design to operations (VPC, EKS/ECS, RDS, CloudFront, IAM, WAF, etc.) for a production SaaS platform.</li><li>Drive Infrastructure as Code implementation using Terraform/AWS CDK and build CI/CD pipelines (GitHub Actions, Bitbucket Pipelines, CodePipeline).</li><li>Establish SRE practices including log aggregation, monitoring, alerting systems, and incident response frameworks.</li><li>Conduct operations testing of offshore Dev team deliverables to ensure quality from a customer perspective.</li><li>Implement security measures including vulnerability management, IAM/WAF design, and change management processes.</li><li>Collaborate with Customer Success teams on first-line response, issue triage, and log analysis infrastructure.</li><li>Build product metrics infrastructure to automatically collect usage and performance data.</li><li>Reporting directly to leadership with a clear career path to grow into Head of SRE as the team scales.</li></ul> Your Skills <ul><li>Production operations experience with AWS (VPC, EKS/ECS, RDS, CloudFront, IAM, WAF, etc.).</li><li>IaC design and operations experience using Terraform/AWS CDK.</li><li>CI/CD pipeline construction experience using GitHub Actions/Bitbucket Pipelines/CodePipeline.</li><li>Container orchestration operations experience with Kubernetes.</li><li>Monitoring, alerting, and log aggregation operations experience (CloudWatch, CloudTrail, OpenSearch, etc.).</li><li>Understanding of security best practices (vulnerability management, patch application, change management).</li><li>Practical Scrum development experience (as Scrum Master or Developer).</li><li>Preferred: Multi-tenant/SOC2/ISO27001 compliance experience, offshore team collaboration in English, Python/shell scripting.</li></ul> Key Highlights of the Role <ul><li>Own end-to-end infrastructure with full authority from design to operations-rare opportunity to build 0→1 in a growing SaaS environment.</li><li>Direct impact on customer value through operations testing and SRE improvements that balance quality with delivery speed.</li><li>Clear growth path from individual contributor to Head of SRE, with opportunity to launch and scale your own team.</li><li>Work with cutting-edge DevOps practices: Terraform, Kubernetes, SLI/SLO design, modern incident management.</li><li>Full remote work with flexible hours (9:00-18:00 flextime)-results-oriented culture without location or time constraints.</li><li>Global collaboration experience working with offshore development teams.</li></ul> Location Tokyo Salary9 - 12 million yen Reference Number: 06940-0013360778 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/V2F0dW55dS5TaXJpcGFpcm9qLjYxNjc2LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-01-09T01:24:05Z

Principal Software Engineer

Tokyo,
remote
Permanent
10.0M - 19.0M JPY / Yearly
Company ProfileEnterprise SaaS provider specializing in contract management solutions that transform how businesses leverage contract data. Post-PMF company experiencing rapid growth, backed by years of proprietary OCR and NLP technology development. The platform serves legal, sales, engineering, and executive teams across major Japanese enterprises, combining battle-tested data digitization expertise with cutting-edge generative AI capabilities. The Role<ul><li>Lead critical technical initiatives from architecture design through implementation and team guidance</li><li>Own technology decisions and code reviews across new feature development, improvements, and operations</li><li>Drive performance optimization strategies for contract data processing and full-text search at scale</li><li>Design and implement microservices architecture to support global expansion and feature velocity</li><li>Build LLM inference infrastructure that combines massive document processing with generative AI</li><li>Shape technical stack evolution and modernization across the entire platform</li><li>Provide hands-on technical mentorship to engineering teams while establishing systems that improve code quality</li><li>Identify and solve cross-product technical challenges that impact organizational efficiency</li></ul> Tech Stack: Kotlin, Ktor, Spring Boot, TypeScript, React, Vite, PostgreSQL, Elasticsearch, Google Cloud (Cloud Run, Cloud Functions), GitHub Actions, Splunk Your Skills Required:<ul><li>7+ years building web applications with proven architectural ownership</li><li>Deep backend expertise using statically-typed languages (Java, Kotlin, Go, TypeScript)</li><li>SPA frontend development experience with React, Vue.js, or similar frameworks</li><li>Public cloud architecture - designing and operating systems on GCP, AWS, or Azure</li><li>DDD modeling proficiency and understanding of cloud design patterns</li><li>RDB design and performance tuning skills for high-volume data processing</li><li>Technical leadership experience guiding development teams</li><li>Business-level proficiency in both Japanese and English</li><li>Valid work authorization for Japan or current Japan residency</li></ul>Preferred:<ul><li>Large-scale, high-traffic services experience</li><li>SRE/DevOps background with microservices architecture design</li><li>SaaS product launch experience from zero to production</li><li>Security design and vulnerability remediation knowledge</li></ul> Key Highlights of the Role <ul><li>Post-PMF hypergrowth phase - architect systems that scale from successful product to market-defining platform with massive technical autonomy over technology selection and strategic direction</li><li>Unique technical challenge - combine proprietary OCR/NLP technology developed over years with cutting-edge generative AI to achieve precision levels generic solutions cannot match</li><li>Scale-specific challenges - microservices transformation, large-scale LLM infrastructure, and DDD modeling of complex domains at enterprise scale</li><li>Hands-on + leadership balance - design your own approach between architectural leadership and technical implementation</li></ul> Location Tokyo Salary10 - 19 million yen Reference Number: 06940-0013342172By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<hr />「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>）に同意したものとみなされます。 応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。<img src="https://counter.adcourier.com/c3VlLnRpbmcuOTQxNzkuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2025-12-02T07:27:57Z

QA Engineer

Tokyo,
remote
Permanent
9.0M - 15.0M JPY / Yearly
Company ProfileA leading Japanese fintech company, in partnership with one of Japan's largest banking and financial groups, is establishing a new digital bank from the ground up - purpose-built to deliver innovative, embedded financial services for small and medium-sized businesses across Japan. The Role<ul><li>The joint venture is in its early stages, building a digital banking platform from scratch where quality is foundational. As QA Manager, you will define and drive the entire quality assurance strategy for Japan's next-generation digital banking system.</li><li>You will lead API test improvements, implement CI/CD pipelines, define release criteria and severity definitions (Sev1-3), and establish audit-ready quality governance frameworks in close collaboration with international development teams.</li></ul> Your Skills <ul><li>Over 5 years of development experience, with a strong background in API testing tools such as RestAssured or Karate.</li><li>ISTQB (or JSTQB) Foundation Level certification or equivalent knowledge is required.</li><li>Experience formulating test plans, test strategies, and leading development teams.</li><li>Business-level English is mandatory; Japanese proficiency (N2 or higher) is a strong advantage.</li></ul> Key Highlights of the Role <ul><li>Pioneer next-generation QA strategy at a greenfield digital bank - built from scratch with no legacy constraints.</li><li>Work at the intersection of SaaS and Fintech in a high-impact, fast-moving joint venture with a globally recognized financial institution.</li><li>Collaborate daily with international engineers in a truly global development environment.</li><li>Play a defining role in shaping quality governance for social infrastructure that will serve Japan's SMB economy.</li></ul> Location Tokyo Salary9 - 15 million yen Reference Number: 06940-0013388236 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/V2F0dW55dS5TaXJpcGFpcm9qLjUzOTAxLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-02-20T06:46:03Z

AI/ML Engineer

Tokyo,
remote
Contract
8.0M - 8.0M JPY / Yearly
Position Overview<ul><li>The position focuses on designing, developing, and deploying AI and machine learning solutions to optimize team operations.</li></ul> Key Responsibilities<ul data-start="317" data-end="760"><li data-start="317" data-end="388">Build and implement AI/ML systems to improve operational efficiency</li><li data-start="389" data-end="469">Develop automation solutions using internal tools and widely used LLM models</li><li data-start="470" data-end="565">Apply Model Control Protocol (MCP) principles to ensure robust and scalable implementations</li><li data-start="566" data-end="655">Stay up-to-date with the latest AI tools, frameworks, and trends to enhance workflows</li><li data-start="656" data-end="760">Collaborate with cross-functional teams to integrate AI-driven optimizations into existing processes</li></ul> Annual Sakary: 7,999,004 (JPY)Location: TokyoJO: 06940-0013354332 <img src="https://counter.adcourier.com/VG9tb2UuTW91bnRlZXIuNTk5MDQuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-01-06T00:53:53Z

Full-stack Java Engineer

Tokyo,
remote
Contract
9.4M - 9.4M JPY / Yearly
Company Profile A leading European-origin global enterprise, renowned for driving digital transformation in the commerce and technology space. With a strong presence in Tokyo, the organization is committed to building scalable, high-performing platforms that streamline complex business operations for both internal and external stakeholders.<hr />The Role<ul><li>As a Full-stack Java Engineer, you will architect and develop next-generation web application platforms, serving critical functions across business process management and contract management.</li><li>Take ownership of complex and dynamic business workflows, creating robust end-to-end solutions to automate and optimize key activities-including merchant onboarding, information updates, and contract lifecycle management.</li><li>Play an integral role in an agile engineering team, continuously enhancing our platforms to support rapidly evolving business ecosystem and expansion into new domains.</li></ul><hr />Your Skills<ul><li>Minimum 3 years of hands-on Java development, with deep expertise in the Spring Framework and RESTful API design (including scalability, security, and maintainability).</li><li>Proven experience in modern frontend development (React/TypeScript/JavaScript), database design and SQL, plus practical skills with Docker/Kubernetes containerization.</li><li>Strong communicator, both in Japanese (fluent) and English (business level), who thrives in a collaborative, cross-functional environment.</li></ul><hr />Key Highlights of the Role<ul><li>Drive process standardization and efficiency in one of Asia's most recognizable technology companies.</li><li>Work on mission-critical systems that directly impact the scalability and success of a leading online marketplace in Japan and other core businesses.</li><li>Engage in a culture that values autonomous ownership, continuous learning, and technical innovation-backed by opportunities for career advancement and leadership.</li></ul><hr />Location Tokyo (Osaka optional)<hr />Salary 9,360,000 yen (annual)<hr />Reference Number: 06940-0013372137 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/c2Fvcmkua29kYWthLjI0OTc4LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-02-19T05:59:09Z

Back End Engineer

Tokyo,
remote
Permanent
12.0M - 17.0M JPY / Yearly
Build Critical Trading Infrastructure | Modern C++ | Tokyo Hybrid Company Profile A leading global investment bank is expanding their market connectivity platform across Asia-Pacific. The Equities technology team focuses on building infrastructure that connects institutional clients to global markets handling the critical middleware layer between sophisticated trading firms and exchanges. This is a stable, established financial institution with Western work culture and recognition practices. The Role * You'll architect and develop market connectivity infrastructure using modern C++17/C++20, working on greenfield projects rather than maintaining legacy systems * Drive the technical migration from older Java-based platforms to cutting-edge C++ architecture, making architectural decisions that impact the entire APAC region * Own full delivery cycles. From analyzing requirements with business stakeholders through design, development, testing, and production support * Solve complex challenges in FIX protocol implementation, TCP/IP networking, and multi-threaded systems that serve multiple institutional clients * Work within a lean global team in APAC where your contributions have direct visibility to senior leadership * Participate in code reviews, mentor team members, and shape platform architecture for the APAC expansion initiative * Provide technical estimates and act as the go-to technical resource for business requirements and delivery planning Your Skills Essential Requirements: * Expertise in modern C++ development (C++17 minimum, C++20 strongly preferred) with 6+ years of professional experience * Deep knowledge of TCP/IP networking, socket programming, and multi-threading in production environments * Strong foundation in data structures, algorithms, and the C++ standard library applied to performance-sensitive systems * Problem-solving ability that focuses on finding elegant solutions rather than memorizing syntax * Experience with Linux/Unix systems and understanding of network protocols at a low level * English proficiency for global team collaboration (Japanese language skills are not required) * Valid work authorization to work in Japan (No visa sponsorship) Welcome Experience (Finance background is NOT required): * Hands-on experience with FIX protocol or financial market connectivity platforms * Background in gaming backend development (multiplayer networking, real-time systems) * Telecom or infrastructure engineering with high-performance networking focus * Previous work in low-latency optimization (though not nanosecond-level HFT) * Experience collaborating in global team structures across multiple regions Key Highlights of the Role * Work on greenfield C++ projects with modern standards. You'll be building new systems, not debugging 20-year-old codebases * Join at the ground floor of APAC regional expansion, giving you high impact and visibility in a critical infrastructure initiative * Benefit from hybrid flexibility (3 days office / 2 days remote after onboarding) in Tokyo * Small team size means every contribution matters. You'll directly influence platform direction serving multiple institutional clients * Open to diverse technical backgrounds: gaming engineers, telecom developers, and distributed systems specialists are actively encouraged to apply * Enjoy recognition and career progression typically associated with Western financial institutions while working in Tokyo Apply Confidentially Send your CV with subject line "C++ Connectivity Engineer - Tokyo" All applications handled with complete confidentiality. Whether actively looking or simply exploring, your privacy is respected throughout the process.Location TokyoSalary 7 - 10 million yen Reference Number: 67040-0013364709 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/S2hhbmcuTGUuMDIwNTYuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-01-16T00:11:36Z

Software Engineer

Tokyo,
remote
Permanent
9.5M - 9.5M JPY / Yearly
Company ProfileA Japanese subsidiary of the global cybersecurity firm. it operates independently in Japan. The Role<ul><li>Design, develop, and maintain high-quality software solutions.</li><li>Collaborate with cross-functional teams to define requirements and deliver scalable applications.</li></ul> Your Skills <ul><li>Proficiency in programming languages such as Java, Python, or C++.</li><li>Experience with cloud platforms and distributed systems.</li><li>Excellent problem-solving skills and attention to detail.</li></ul> Location Tokyo Salary9.5 million yen Reference Number: 06940-0013356214 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/S29qaS5ZYWdpbnVtYS44ODc1Ny4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
2026-01-14T02:31:15Z

Infrastructure Engineer

Tokyo,
remote
Contract
7.0M - 10.0M JPY / Yearly
Company ProfileA regional organization operating in the B2B sector is seeking a Helpdesk Support professional to join its IT team supporting operations across Japan and the broader APAC region. The team ensures smooth IT operations, infrastructure reliability, and support for local and regional stakeholders. The Role<ul><li>This role provides Level 1 and Level 2 IT support, helping maintain and improve IT systems across the region. You will assist end-users, troubleshoot technical issues, and work closely with colleagues and vendors to ensure reliable IT operations.</li><li>Reporting to the IT Manager, you will contribute to IT projects, support system improvements, and help implement new solutions for the organization.</li></ul>Main Responsibilities<ul><li>Act as the first point of contact for IT incidents; log, clarify, and escalate issues as needed.</li><li>Troubleshoot technical problems and coordinate with external vendors or offsite IT teams.</li><li>Support end-user hardware and software, including desktops, laptops, tablets, mobile devices, and communication tools.</li><li>Assist with setup, configuration, upgrades, and maintenance of IT systems.</li><li>Maintain and track IT assets, including procurement and disposal.</li><li>Provide support for video conferencing, IP phones, and other communication tools.</li><li>Assist with basic network setup and troubleshooting, including rack-and-stack tasks as required.</li></ul> Your Skills <ul><li>Fluent in Japanese and business-level English.</li><li>Experience in IT support, helpdesk, or desktop support (L1/L2).</li><li>Familiarity with end-user hardware and software systems.</li><li>Comfortable working with regional teams and external vendors.</li></ul> Key Highlights of the Role <ul><li>Join a supportive and collaborative work environment with a positive company culture.</li><li>Collaborate with regional and international teams across APAC, gaining valuable cross-border experience.</li><li>Benefit from a flat management structure, encouraging open communication, autonomy, and faster decision-making.</li><li>Receive a competitive salary, up to 10 million JPY, with opportunities for career growth and professional development.</li><li>Be part of a stable organization that values work-life balance and long-term employee satisfaction.</li></ul> Location Tokyo Salary7 - 10 million yen Reference Number: 06940-0013343412 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<hr />「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>）に同意したものとみなされます。 応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。<img src="https://counter.adcourier.com/ZXJpa2EueWFtYWRhLjE1ODYyLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2025-11-28T06:33:41Z

Engineering Manager

Tokyo,
remote
Permanent
9.0M - 12.0M JPY / Yearly
Company ProfileAI SaaS provider focused on bringing advanced causal inference technology from research to commercial application, transforming how businesses leverage data-driven insights. The Role<ul><li>Lead the development of our causal AI SaaS product, bridging cutting-edge research with practical business solutions across frontend, backend, AI infrastructure, and cloud platforms.</li><li>Report directly to the CTO as their right hand, driving technical strategy, architecture decisions, and rapid MVP development with full autonomy.</li><li>Establish AI-driven development standards using tools like Cursor, ClaudeCode, and Devin while leading offshore development teams.</li><li>Design and implement scalable architecture (SPA + asynchronous processing on AWS) and refactor existing services for growth.</li></ul> Your Skills <ul><li>5+ years web application development experience (Vue/React, Python/Java, SpringBoot/FastAPI).</li><li>AWS architecture design experience (Lambda, SQS, EKS) with SPA + async processing patterns.</li><li>Practical experience with AI development tools and rapid MVP/hypothesis validation.</li><li>Experience in 2+ Scrum roles (PO/SM/Developer) and English proficiency for offshore collaboration.</li><li>Multi-tenant B2B SaaS or SOC2/ISO27001 compliance experience is a plus.</li></ul> Key Highlights of the Role <ul><li>Rare opportunity to implement research-based causal AI technology into real-world business impact.</li><li>Clear career path to VPoE or Technical Fellow based on your aspirations.</li><li>Full remote/flextime work style with results-focused autonomy.</li><li>Stock options and competitive compensation.</li></ul> Location Tokyo Salary9 - 12 million yen Reference Number: 06940-0013360777 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/V2F0dW55dS5TaXJpcGFpcm9qLjQ1MjI0LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-01-08T08:30:19Z

Product Manager

Tokyo,
remote
Permanent
9.0M - 12.0M JPY / Yearly
Product Manager - AI & Data Analytics Platform Company Profile Our client is a technical innovation hub developing cutting-edge AI agents and data analytics solutions for audit, tax and advisory services. Stable global backing while building Japan's most advanced AI implementations. The Role * Own complete product lifecycle: vision → budget planning → development → launch → operations * 80% stakeholder management: Bridge Japanese stakeholders (indirect communication, thorough documentation) with global teams (quick decisions, think on feet) * Plan annual team budgets: Calculate headcount, timeline, costs. Balance strategic requests that aren't too conservative or unrealistic * Facilitate 4-5 full-stack developers using Agile 2-week sprints. You shape strategy, engineers decide how to build * Turn ambiguous senior partner requests into realistic roadmaps with prototypes showing possibilities * Navigate audit firm approval processes with persistence Your Skills Mandatory: * Shipped software products start-to-finish. Own roadmaps, resource planning, delivery (not just requirements gathering) * Business level Japanese + Business level English * Understand Japanese business culture. "Read between the lines," know how decisions really get made * Budget/resource management experience. Think ROI and costs, not just cool technology * Comfortable spending 80% time on stakeholder alignment. Building consensus across cultures * SDLC and Agile knowledge including operations phase management * Current Japan work authorization or valid work visa Welcome experience: * Japanese corporate experience preferred (major IT firms / banks) * Operations/BA → Product Management career path (understand how things work before proposing changes) * B2B or enterprise product experience with complex stakeholders * Azure DevOps, Scrum practical experience * Accounting, consulting, or system engineering knowledge Key Highlights of the Role * True work-life balance: Full remote, flex time, 15 PTO days, OT converts to time off, 7 hour working days * Cutting-edge AI without startup chaos: Advanced AI agents, stable products, global resources, less market-sensitive * Strategic career acceleration: Annual budget planning, global-local stakeholder management, complete product lifecycle ownership * Small collaborative team, visible impact, CEO empowers engineers, consensus over hierarchy To Apply Confidentially: Send resume with subject "Product Manager - Data Analytics"By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<hr />「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>）に同意したものとみなされます。 応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。<img src="https://counter.adcourier.com/S2hhbmcuTGUuNjkxNTEuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2025-12-10T03:01:10Z

Operations Manager

Tokyo,
remote
Permanent
7.0M - 10.0M JPY / Yearly
Company ProfileA global ad tech leader operating at massive scale across the open internet, recently merged with another industry pioneer to create a unified omnichannel platform. With operation across 30+ countries, the company partners with 10,000+ publishers and 20,000+ advertisers worldwide. Tech hubs span over Europe, APAC and US. The Role<ul><li>You'll provide advanced technical support to Japanese and global clients, resolving complex issues through Slack and email tickets. No standby phone duty required.</li><li>Working with SQL, JavaScript, HTML/CSS, REST APIs, and JSON, you'll diagnose integration issues, debug tracking implementations, and analyze data to deliver actionable insights.</li><li>You'll collaborate daily with cross-functional teams across four continents including R&D, product, and account management.</li><li>This is a full remote position based in Tokyo</li></ul> Your Skills <ul><li>Fluent Japanese proficiency is mandatory (written communication precision is critical for ticket-based client interactions)</li><li>Fluent English required for daily collaboration with global colleagues.</li><li>Technical support or solutions engineering background with strong troubleshooting experience.</li><li>Proficiency in web technologies (JavaScript, HTML, CSS) and SQL for data analysis.</li><li>Ad tech/programmatic experience, OpenRTB knowledge, or familiarity with BigQuery/Redshift is a plus.</li><li>Must hold valid work authorization in Japan.</li></ul> Key Highlights of the Role <ul><li>Full remote work but must be based in Japan</li><li>Flexible hours with zero overtime culture! Finish by 6pm and enjoy work-life balance.</li><li>Gain genuine international exposure working with teams in other countries.</li><li>Join at an exciting post-merger stage with opportunities to shape new processes.</li><li>Tackle complex technical challenges at scale on a platform serving billions of transactions.</li></ul> Location Tokyo Salary7 -10 million yen Reference Number: 06940-0013378799 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/S2hhbmcuTGUuMDYzNTQuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-02-06T04:30:54Z

Security Architect

Tokyo,
remote
Permanent
15.0M - 25.0M JPY / Yearly
Company ProfileA Global FSI organization operating in a highly regulated environment, with a strong emphasis on safeguarding sensitive data across complex systems.The company is actively advancing its digital transformation initiatives and continues to invest in modern security architecture across both cloud and enterprise platforms. The Role<ul><li>As a Senior Security Architect, you will drive the design and evolution of enterprise security architecture, with a primary focus on data protection, secrets management, and cryptography.</li><li>This is a hands-on, architecture-level position working closely with engineering, infrastructure, and cloud teams to ensure sensitive data and secrets are securely managed across systems and integrations.</li></ul>Responsibilities：<ul><li>Develop and maintain a deep understanding of enterprise data protection and secrets management requirements</li><li>Provide technical leadership to ensure security controls are embedded into application development and infrastructure initiatives</li><li>Collaborate with engineering, cloud, infrastructure, and security teams to identify and mitigate security risks</li><li>Conduct security risk assessments and define mitigation strategies related to sensitive data and secrets</li></ul> Your Skills <ul><li>5+ years of experience in security architecture, with a focus on data protection, encryption, and secrets management</li><li>Strong knowledge of cryptographic technologies and standards (e.g. AES, RSA, PKI)</li><li>Hands-on experience with secrets management solutions, including cloud-native or enterprise platforms</li><li>Experience designing security architectures within cloud environments</li><li>Solid understanding of core security principles such as defense in depth, least privilege, and secure-by-design</li></ul> Key Highlights of the Role <ul><li>Architect-level role with significant technical ownership and influence</li><li>Strong emphasis on data protection and encryption at enterprise scale</li><li>English only required position, work location: Tokyo Japan</li></ul> Location Tokyo Salary15 - 25 million yen Reference Number: 06940-0013352188 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/TGFuLk5ndXllbi4zMTA0Ny4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
2025-12-18T02:41:25Z

Product Manager

Tokyo,
remote
Permanent
8.0M - 12.0M JPY / Yearly
Company Profile<ul><li>Renewable energy company with over ¥50B in annual revenue, operating across electricity retail, solar power development, and storage battery solutions, is searching for a Product Manager to own the vision and roadmap of its core Customer Information System platform. Following a recent acquisition of a smart home subsidiary, the company is building a connected ecosystem linking energy production to household consumption - and this role sits at the center of that transformation.</li></ul> The Role<ul><li>You'll define the next-generation product vision for a mission-critical platform that powers billing, customer management, and partner operations across the entire business.</li><li>Deep market and customer research will be core to your work - uncovering pain points and translating them into product plans that solve real problems for utility operators and internal teams.</li><li>Daily collaboration with an offshore engineering team means writing clear requirements and ensuring delivery stays aligned with your roadmap - strong English communication is essential here.</li><li>You'll design and execute a GTM strategy for horizontal expansion, taking a platform built for internal use and scaling it to licensed external partners and new markets.</li><li>Managing a complex stakeholder landscape is central to this role - the people depending on this product range from billing teams to sales to B2B partners, and each group needs your attention.</li><li>Your PdM lead has driven digital transformation at major Japanese enterprises, creating a mentorship-rich environment where strategic thinking is valued over rigid hierarchy.</li></ul> Your Skills<ul><li>A minimum of 5 years in product management with meaningful experience on B2B systems or platform products is required.</li><li>Hands-on experience formulating and executing GTM strategies for SaaS or packaged software - you've taken products to market, not just managed backlogs.</li><li>You've navigated stakeholder coordination and decision-making in matrix organizations where consensus isn't handed to you.</li><li> product lifecycle experience - from requirement definition through commercial release - is essential.</li><li>Business-level Japanese is strongly preferred; however, candidates with deep energy-sector or utility platform expertise will be considered regardless of Japanese ability.</li><li>Background in the electricity retail or utility sector, or experience with large-scale platform products such as trading platforms, ERP ecosystems, or multi-tenant SaaS, is a strong plus.</li><li>You must be based in Japan or eligible to work here</li></ul> Key Highlights of the Role<ul><li>Own vision, roadmap, and KPI design for the core platform that connects how an entire energy business operates - this isn't a maintenance role.</li><li>Join during a pivotal transformation period where the company is rebuilding pricing models, launching new services, and integrating a newly acquired smart home business.</li><li>Work alongside a multicultural team spanning 10+ nationalities, where ideas are debated on merit and flexible working styles are genuinely embraced.</li><li>Gain rare platform-level PdM experience in the renewable energy space - a sector with strong tailwinds in Japan and globally.</li><li>High autonomy with direct exposure to executive leadership, in a company backed by ¥5.6B in capital and positioned for continued strategic growth.</li></ul>Location<ul><li>Tokyo</li></ul>Reference number : 06940-0013383520 <img src="https://counter.adcourier.com/S2hhbmcuTGUuNDA0MTMuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-02-13T07:05:31Z

Full Stack Engineer

Tokyo,
remote
Permanent
8.0M - 12.0M JPY / Yearly
Company ProfileGlobal fintech provider delivering algorithmic risk management solutions to Japan's leading financial institutions through SaaS B2B platform. The Role<ul><li>Design and implement infrastructure solutions (on-premise/cloud) for banking clients on projects spanning 6 months to 2 years</li><li>Lead technical discovery sessions with risk managers and engineering teams at major Japanese financial institutions</li><li>Participate in pre-sales activities and product demonstrations alongside the Head of Sales</li><li>Provide production support and troubleshooting for live client environments</li><li>Collaborate with global development teams while serving as technical anchor for Japan market</li></ul> Your Skills <ul><li>Native-level Japanese (essential for domestic financial institution communication) and conversational English (for global team collaboration)</li><li>Strong programming skills in Java and Python with packaged software implementation experience</li><li>Infrastructure sizing and architecture planning capabilities (servers/cloud deployments)</li><li>Client-facing technical consultation experience</li><li>Valid work authorization in Japan (citizenship, PR or appropriate visa)</li><li>Bonus: Financial services background, risk management systems experience or work at bank IT subsidiaries (SMBC tech, Mizuho tech, etc.)</li></ul> Key Highlights of the Role <ul><li>Work directly with Japan's blue-chip banks on sophisticated risk management implementations</li><li>Highly flexible work style: only 6-8 days in office per month in a small, collaborative 3-4 person Tokyo team</li><li>Gain exposure to pre-sales and business development, expanding beyond pure technical work</li><li>Competitive package up to ¥12M annually with stable backing from global organization</li><li>Shape cutting-edge algorithmic financial products used for investment risk management across the industry</li></ul> Apply Confidentially Contact with your resume. All inquiries handled with complete confidentiality. Location Tokyo Salary8 - 12 million yen Reference Number: 06940-0013355067 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/S2hhbmcuTGUuOTA4MjIuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2025-12-24T03:27:29Z

Data Engineer

Tokyo,
remote
Permanent
9.0M - 12.0M JPY / Yearly
Company ProfileA global technology company specializing in advanced data analytics and software solutions is expanding its delivery team in Tokyo to support large-scale data transformation initiatives. The RoleYou will join a delivery-focused team responsible for building and maintaining modern data pipelines in cloud-based environments. Working with architects and engineering partners, you will help translate complex data requirements into stable, production-ready systems. This is a practical role with end-to-end responsibility, including development, deployment, and ongoing optimization. Your Skills <ul><li>Fluent / native-level Japanese and business-level English are mandatory.</li><li>Hands-on experience in data engineering or software implementation roles.</li><li>Proficiency in at least one of the following: Scala, Java, Python, or similar data engineering languages.</li><li>Experience building and deploying production-level data processing systems.</li><li>Strong communication skills and the ability to explain technical concepts to non-technical stakeholders.</li></ul> Key Highlights of the Role <ul><li>Work on real-world, production-grade data systems with high impact.</li><li>Join a highly collaborative, international engineering team.</li><li>Gain exposure to modern big data and cloud technologies.</li><li>High ownership role with strong learning and growth opportunities.</li></ul> Location Tokyo Salary9 -12 million yen Reference Number: 06940-0013380628 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/TGluaC5EYW5nLjA1MTU1LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-02-09T08:21:06Z