19 results for Ai Engineer jobs

Gen AI Engineer

Tokyo,
remote
Permanent
12.0M - 16.0M JPY / Yearly
Company ProfileLeading global insurance organization with operations in more than 80 countries is looking for a Gen AI Lead for its Digital Engineering team. The Role<ul><li>Develop Gen AI solutions end-to-end (architecture, design, development) while leading a team of Gen AI engineers.</li><li>Own delivery of Gen AI use cases across internal and external stakeholders, working closely with architecture teams.</li><li>Build and manage agents for business use cases, including monitoring/automating GCP agents.</li><li>Handle unit testing, troubleshooting, and bug fixes; maintain up-to-date technical documentation.</li><li>Coordinate with an offshore team to ensure delivery; report to the Head of Digital Engineering.</li></ul> Your Skills <ul><li>Japanese N2+ and business-level English required.</li><li>5-10 years of development experience, with significant Japan-based insurance experience (commercial/consumer lines).</li><li>Experience with Gen AI tools (GitHub Copilot, Claude Code, Google ADK) and agentic frameworks (LangChain, LangGraph, CrewAI) is a plus.</li><li>Strong background in Java, Python, Spring Boot, React/Angular, SQL/NoSQL, Docker/Kubernetes, and SOAP/RESTful APIs.</li><li>Familiarity with API management and messaging tools (APIGEE/APIM, RabbitMQ/Azure Service Bus/SQS) is ideal.</li></ul> Key Highlights of the Role <ul><li>Lead Gen AI architecture and delivery for a major global insurer.</li><li>Build and grow a Gen AI engineering team on high-impact use cases.</li><li>Work with cutting-edge Gen AI tools and agentic frameworks.</li><li>Join a stable, 100-year-old company with a presence in 80+ countries.</li></ul> Location Tokyo Salary12 - 16 million yen Reference Number: 06940-0013470135 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/U21haWwuU2FmaS4wODY1MC4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
2026-07-15T07:00:36Z

AI Engineer

Tokyo,
remote
Permanent
10.0M - 15.6M JPY / Yearly
Company Profile A global company is expanding its AI capabilities in Japan and is looking for an AI Solutions Engineer to accelerate enterprise AI adoption across the business. The Role Design and build production-ready GenAI and LLM solutions that solve real business challenges. You'll work hands-on across the full development lifecycle, from PoC through production, partnering with business, data science, and IT teams to deliver scalable AI applications and automation. Your Skills <ul><li>3+ years of experience in AI solution development, software engineering, or data science</li><li>Hands-on experience with Python, SQL, Azure or AWS</li><li>Experience with LLMs, RAG, prompt engineering, and API integration</li><li>Experience delivering AI or automation solutions in an enterprise environment</li><li>Business-level Japanese and English</li></ul> Key Highlights of the Role <ul><li>Build enterprise-grade GenAI applications used across the business.</li><li>Own projects end-to-end, from design through production deployment.</li><li>Work closely with business stakeholders to drive AI adoption and enable new use cases.</li><li>Join a global organization investing heavily in AI transformation.</li></ul> Location Tokyo Salary 10 - 15.6 million yen Reference Number: 06940-0013470241 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/TGluaC5EYW5nLjQ2NDYzLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-07-16T01:09:04Z

Data Scientist - ML/AI

Tokyo,
remote
Permanent
10.0M - 25.0M JPY / Yearly
The RoleThis is the company's first dedicated AI Engineer hire. You will own the design, build, and deployment of an internal AI agent platform that will transform how the organization operates, working directly with the Data Science Director and with visibility to C-suite leadership. This is not a support function; this is an ownership role with enterprise-scale impact from day one.Responsibilities<ul><li>Design and deploy AI agent systems using LLM frameworks, tool-calling, and MCP architecture</li><li>Own full-cycle agent workflow implementation from system design through production deployment</li><li>Build prompt engineering frameworks and agent control mechanisms for retail-specific use cases</li><li>Lead development of a consumer-facing AI shopping assistant (personalized recommendations, customer intent modeling)</li><li>Connect agent workflows to enterprise data infrastructure in collaboration with data engineers and scientists</li><li>Contribute to AI use case discovery across store operations, logistics, and distribution</li></ul> Your Skills Must-Have:<ul><li>3+ years hands-on AI/ML engineering in production environments</li><li>1+ year practical experience building or operating AI agent systems (not research or POC only)</li><li>Strong command of LLM application development: prompt engineering, tool-calling, agent orchestration</li><li>Experience with MCP or equivalent architecture</li><li>Business-level Japanese (JLPT N1)</li><li>Strong communication skills for cross-functional collaboration with business stakeholders</li></ul> Preferred:<ul><li>Background in e-commerce, or logistics</li><li>Experience with recommendation systems or personalization engines</li><li>Familiarity with data pipeline architecture</li><li>Prior experience at a company with large-scale consumer data assets</li></ul> Location Tokyo Salary10 - 25 million yen Reference Number: 06940-0013443979 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/TGluaC5EYW5nLjAyNjM4LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-05-28T06:53:09Z

Forward-Deployed Engineer

Tokyo,
remote
Permanent
15.0M - 15.0M JPY / Yearly
Forward Deployed Engineer - Tokyo A top-tier AI organization is seeking an engineer to drive production deployments of advanced AI models with key enterprise clients in Japan. In this role, you will work closely with customer teams, take ownership of delivery from initial scoping to full launch, and bring back insights from the field to help influence future product direction.What you'll do<ul><li>Partner directly with key customers to understand business needs and technical requirements</li><li>Plan, design, and deliver full-stack solutions through an iterative, experiment-led process</li><li>Own execution across multiple workstreams, including scoping, prioritization, development, and user adoption</li><li>Recognize repeatable solutions and help build internal best practices</li><li>Communicate effectively with engineering, product, and customer stakeholder groups</li></ul>What you need<ul><li>4+ years of experience in software engineering or customer-facing technical roles</li><li>Demonstrated success delivering solutions quickly in fast-moving, unclear environments</li><li>Background in generative AI or machine learning deployments, as well as cloud and network architecture</li><li>Strong skills in React or Next.js on the frontend and Python, Node.js, or related tools on the backend</li><li>Native-level or fully fluent Japanese and English, both spoken and written</li><li>Availability to travel up to 50% for customer visits and on-site work</li></ul>Nice to have<ul><li>Experience as a founder or as an engineer at an early-stage startup</li><li>Experience with relational databases such as Postgres or MySQL</li></ul>Logistics: Based in Tokyo with a hybrid schedule of 3 office days per week; relocation support is provided.Salary15 million yen Reference Number: 67040-0013408084 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/RGFuaWVsLkJhbWZvcmQuODA3OTcuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-04-21T08:45:29Z

Engineering Manager

Tokyo,
remote
Permanent
12.0M - 18.0M JPY / Yearly
Company Profile<ul><li>A leading global investment bank is seeking a hands-on Lead Software Engineer to own the engineering and development of its enterprise observability platform across its Tokyo-based team.</li></ul> The Role <ul><li>This is a software engineering role - you will design, build, and own the codebase of an enterprise observability platform being standardised across the entire global group, built on the open-source Grafana stack (Loki, Mimir, Tempo, Prometheus, OpenTelemetry).</li><li>You will write production code, own application logic, review architecture, and ship features - not simply operate or monitor existing tools.</li><li>You will lead a team of 4 engineers in Tokyo, collaborating closely with global counterparts in New York, London, and Mumbai to build solutions that serve the entire group.</li><li>This is a highly visible role reporting to the Group Head of Observability, with full engineering ownership - from greenfield development of new platform capabilities to maintaining and improving legacy tooling during migration.</li><li>The platform is setting the foundation for full AI Ops capability - automated anomaly detection, root cause analysis, and ML-generated resolutions - and you will be a key contributor to that roadmap.</li></ul> Your Skills <ul><li>Strong software engineering background with a proven track record of shipping production-grade application code and owning large codebases.</li><li>Proficiency in Java and Python (5+ years) - these are your primary development languages, not just scripting tools.</li><li>Experience building or contributing to platform engineering or developer tooling at scale - you have built things other engineers depend on.</li><li>Familiarity with the Grafana observability stack (Grafana UI, Loki, Mimir, Tempo, Prometheus, OpenTelemetry) - either as a builder or a hands-on user ready to go deeper.</li><li>Strong engineering judgement - able to identify fundamental design flaws, propose solutions, and drive them to completion independently.</li><li>Business-level English is non-negotiable; Japanese is preferred but flexible for an exceptional engineering profile.</li><li>A genuine enthusiasm for AI tooling and a drive to transform traditional ways of building systems.</li></ul> Key Highlights of the Role <ul><li>Own the engineering of a platform the entire IT organisation of a global bank depends on - high visibility, high impact.</li><li>Build with a modern open-source stack with a clear AI Ops roadmap - this is not legacy maintenance work.</li><li>Join at roughly 30% through the transformation - significant greenfield engineering still ahead.</li><li>Collaborate with a global team of 20 across New York, London, Mumbai, and Tokyo.</li><li>A well-funded initiative with strong executive sponsorship and a clear, ambitious roadma</li></ul> Location Tokyo Salary 12 - 18 million yen Reference Number: 06940-0013437455 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/c3VlLnRpbmcuNTU0NDAuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-06-02T00:39:29Z

Back End Engineer

Tokyo,
remote
Permanent
10.0M - 15.0M JPY / Yearly
Company ProfileA leading Japanese technology group that addresses social inconveniences by expanding major online advertising, booking platforms, and B2B SaaS business tools globally. The Role As a Backend Engineer, you will lead the development and launch of a brand-new, AI-driven smart booking/matching platform tailored specifically for overseas markets, starting with the US (※no release planned in Japan).<ul><li>Current Phase: The product is currently in the PoC stage, focusing on validating an innovative AI matching concept.</li><li>Core Mandate: Act as a core member of a small-scale, cross-functional Scrum team, focusing heavily on hands-on backend engineering.</li><li>Key Assignments:</li><ul><li>API Development: Focus heavily on designing and implementing backend APIs that integrate smoothly with mobile applications.</li><li>Tech Stack: Python, SQL, Database (RDB/MySQL), AWS (Lambda, API Gateway, RDS, Glue), Google Cloud (BigQuery).</li></ul></ul> Your Skills ■Required Qualifications (MUST)<ul><li>Experience: 5+ years of professional backend software development experience.</li><li>Seniority: Middle to Senior level (Focus is on hands-on development; high-potential talent without prior management experience are welcome).</li><li>Technical Foundation: Good understanding of databases (SQL/RDB) and familiar with basic cloud infrastructure concepts (AWS) necessary for backend integration.</li><li>Languages: Business-level proficiency in both Japanese and English (reading, writing, and speaking).</li></ul> ■Preferred Qualifications (WANT)<ul><li>Experience with AI product development, RESTful API design (Go/Python/Java), serverless architectures, or scrum methodologies.</li><li>Experience working within cross-functional, global, or multi-national engineering teams.</li><li>Mobility: Willingness and ability to take business trips to the US.</li></ul> Key Highlights of the Role <ul><li>0-to-1 Global Challenge: Rare opportunity to build a global product from scratch for the US market within a well-funded, major Japanese firm.</li><li>End-to-End Ownership: Engage in lean, fast-paced "All in UX" development. Engineers are actively involved in upstream product design and market research, rather than just coding.</li><li>Top-Tier Compensation: Highly competitive annual salary ranging from ¥10M to ¥15M based on experience.</li><li>Ultimate Work Flexibility: Coreless Super Flex system with an annual holiday allowance of 140 days and a full remote work option.</li></ul> Location Tokyo Salary10 - 15 million yen Reference Number: 06940-0013450798 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/WGlhb2NoZW4uU3VuLjk4MzU3LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-06-10T01:52:28Z

Data Scientist - ML/AI

Tokyo,
remote
Permanent
10.0M - 25.0M JPY / Yearly
Company ProfileA leading technology company is expanding its AI capabilities and looking for a Senior Machine Learning Engineer to develop large-scale machine learning solutions for financial services. The Role<ul><li>Develop ML models for credit scoring, risk, and marketing</li><li>Design and deploy production ML systems</li><li>Work closely with engineers to bring models into production</li><li>Improve MLOps, monitoring, and model lifecycle</li><li>Provide technical leadership through code reviews and cross-functional collaboration</li></ul> Your Skills Must Have<ul><li>PhD (or equivalent) in ML, AI, Statistics, or related field</li><li>2+ years of hands-on production ML experience</li><li>Experience deploying ML systems into production</li><li>Business-level Japanese (JLPT N1 is required)</li><li>Ability to read technical English</li></ul>Nice to Have<ul><li>Fintech, banking, or risk modeling experience</li><li>Kubeflow, MLflow, or other MLOps tools</li><li>Publications, conference presentations, Kaggle, or OSS contributions</li></ul>Ideal Candidate<ul><li>A researcher who also builds production systems, strong technically, collaborative, and able to lead by example.</li></ul> Key Highlights of the Role <ul><li>Technical lead role with high ownership</li><li>Build production ML systems used at national scale</li><li>Work alongside a highly technical, PhD-heavy team</li></ul> Location Tokyo Salary10 - 25 million yen Reference Number: 06940-0013470139 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/TGluaC5EYW5nLjUwMTUzLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-07-16T07:44:29Z

Data Privacy/AI Governance Specialist

Tokyo,
remote
Permanent
8.5M - 10.0M JPY / Yearly
Company ProfileA global tech and information services company is looking for a Data Privacy & AI Governance Legal Specialist to support its business, product, and policy initiatives in Japan and overseas. The Role<ul><li>You will support product and business teams on privacy, data protection, and AI-related legal matters, working closely with engineers, product managers, and internal stakeholders.</li><li>The role will cover Japan and overseas privacy regulations, including APPI and CCPA/CPRA, while helping build practical governance frameworks for data and AI usage.</li><li>You will also contribute to internal policy development, legal research, workflow improvement, and policy advocacy with government agencies and industry groups.</li></ul> Your Skills <ul><li>3+ years of practical experience in privacy legal matters, especially Japan's Act on the Protection of Personal Information.</li><li>Experience with overseas data protection laws such as CCPA/CPRA is preferred.</li><li>Business-level Japanese and English are required.</li><li>Open to candidates from legal, data privacy, AI governance, policy, consulting, or technology-related backgrounds.</li><li>Experience working closely with business, product, engineering, or technical stakeholders is highly preferred.</li></ul> Key Highlights of the Role <ul><li>Rare opportunity to work at the intersection of data privacy, AI governance, legal, product, and policy.</li><li>Support strategic data and AI initiatives at a global tech company.</li><li>Work closely with product and engineering teams on practical, business-facing legal matters.</li><li>Contribute to policy advocacy, industry soft law, and responsible AI governance.</li></ul> Location Tokyo Salary8.5 - 10 million yen Reference Number: 06940-0013440952 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/TWVyZWkuSGF0YW5ha2EuOTEyMDQuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-05-27T02:20:46Z

Product Manager

Tokyo,
remote
Permanent
10.0M - 15.0M JPY / Yearly
Company Profile A fast-growing travel tech company powering direct bookings for 8,000+ hotels across APAC is building its Gen AI product capability - and looking for the first PdM to own it end-to-end. The Role <ul><li>Travelers are moving from Google and OTAs to AI tools for planning and booking. Hotels not structured for AI discovery are becoming invisible - you'd be solving that at scale across APAC.</li><li>This is a net-new IC role reporting to the VP of Product, with a dedicated squad and four distinct workstreams: AEO (AI discoverability), agentic commerce via MCP/UCP protocols, traveler-facing AI agents, and an AI Concierge Manager for hotel operators.</li><li>You'll work day-to-day with the ML team, data engineers, backend devs, and Deep Learning Engineering Director - and be expected to get into bug investigation and QA when it matters.</li></ul> Your Skills <ul><li>5+ years of product management experience is required.</li><li>A minimum of 2 years building AI/ML-powered products is a hard requirement - candidates without this will not be progressed.</li><li>Working knowledge of AI agents, API design, and MCP/UCP protocols; you don't need to write the code, but you need to reason about the architecture.</li><li>You measure success in AI Discovery Share, zero-click conversions, and direct revenue - not feature delivery.</li><li>Professional English fluency required; Japanese proficiency is a plus.</li></ul> Key Highlights of the Role <ul><li>Be the first PdM owning Gen AI strategy at a company with real APAC hotel distribution - full mandate, no predecessor to inherit from.</li><li>OKRs are proposed bottom-up by PdMs; senior ICs operate with genuine autonomy over their roadmap.</li><li>Base-only compensation with no bonus split - higher monthly take-home than bonus-inclusive packages at comparable companies.</li><li>Full flextime, no core hours, hybrid 2 days in-office at Nishi-Shinjuku.</li><li>The entire interview process - including CV review - is conducted in English.</li></ul> Location Tokyo Salary 10 - 15 million yen Reference Number: 06940-0013418736 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/S2hhbmcuTGUuMjc4MzkuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-06-02T06:40:57Z

R&D Engineer

Yamagata,
remote
Permanent
6.5M - 6.5M JPY / Yearly
Company ProfileA global manufacturer of advanced quartz and ceramic materials for the semiconductor and industrial sectors. The RoleR&D: Responsible for the research and development of new products and/or processes for quartz crucibles used in the silicon wafer manufacturing process.The Crucible R&D Engineer will take the lead in research and development activities for new products and processes related to crucibles used in the production of single-crystal silicon ingots.This role includes the following responsibilities:<ul data-start="539" data-end="1414"><li data-section-id="18l2xm3" data-start="539" data-end="674">Gain a thorough understanding of internal design limitations, manufacturing capabilities, and their impact on customer requirements</li><li data-section-id="67vgbe" data-start="675" data-end="766">Collaborate with the Customer Support team to identify and analyze customer pain points</li><li data-section-id="ikanst" data-start="767" data-end="858">Develop innovative solutions to address customer challenges through crucible technology</li><li data-section-id="18nyw7x" data-start="859" data-end="966">Identify opportunities to enhance internal manufacturing processes in terms of productivity and quality</li><li data-section-id="wcweip" data-start="967" data-end="1074">Analyze internal processes using a scientific and data-driven approach to determine effective solutions</li><li data-section-id="9fwxyd" data-start="1075" data-end="1148">Initiate and drive projects to implement proposed ideas and solutions</li><li data-section-id="5sn5dv" data-start="1149" data-end="1217">Plan and carry out experiments associated with assigned projects</li><li data-section-id="19qv8va" data-start="1218" data-end="1325">Work closely with relevant departments to advance projects toward commercialization and mass production</li><li data-section-id="13p99r" data-start="1326" data-end="1414">Perform intellectual property (IP) analysis and contribute to the creation of new IP</li></ul> Your Skills [Required]<ul data-start="94" data-end="448"><li data-section-id="1xyr6et" data-start="94" data-end="204">Bachelor's degree or higher in a science or engineering-related field (or equivalent technical background)</li><li data-section-id="19kazgz" data-start="205" data-end="346">Minimum of 2 years of experience in new product and/or process development Candidates with early career experience are also welcome</li><li data-section-id="19uzeiy" data-start="347" data-end="448">Ability to read and understand English technical documents (use of translation tools is acceptable)</li></ul>[Preferred]<ul data-start="473" data-end="754"><li data-section-id="1kqqq43" data-start="473" data-end="585">Experience or knowledge in a manufacturing or high-tech industry (e.g., materials or process-related fields)</li><li data-section-id="1i11mrn" data-start="586" data-end="681">Experience in structured new product development methodologies (e.g., stage-gate processes)</li><li data-section-id="13u4vbu" data-start="682" data-end="754">Experience working in an international or cross-cultural environment</li></ul> Location Yamagata Salary6.5 million yen- Reference Number: 06940-001340644 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/bG91aWUucmV5ZXMuNzM5ODAuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-04-28T00:17:34Z

Data Engineer

Tokyo,
remote
Permanent
9.0M - 13.0M JPY / Yearly
Company Profile Global rare disease biopharmaceutical company is looking for a Tokyo-based Data Engineer to support its commercial data and analytics function. The Role <ul><li>Design, build, and operate scalable data solutions on AWS + Snowflake, aligned to the global standard framework.</li><li>Deliver governed, analytics-ready datasets and data products from CRM and multi-platform data.</li><li>Build curated data marts/layers with strong documentation and lineage; ingest and harmonize CRM data (Salesforce/Veeva).</li><li>Implement data quality monitoring and security/privacy controls (AWS IAM, Snowflake RBAC) in a regulated environment.</li><li>Contribute to data science work as needed (exploratory analysis, feature engineering, lightweight modeling).</li><li>Collaborate with the Global Data team and an India-based dev team, communicating in Japanese and English.</li></ul> Your Skills <ul><li>8-12+ years in data engineering/analytics engineering with end-to-end production ownership.</li><li>Strong AWS (S3, Glue, Lambda, Step Functions) and proven Snowflake expertise.</li><li>Expert SQL and strong Python skills.</li><li>Experience with standardized enterprise data frameworks and Salesforce/Veeva CRM integration.</li><li>Working knowledge of statistics, exploratory analysis, and ML concepts.</li><li>Business-level Japanese and English required.</li><li>Preferred: life sciences experience, GenAI/NLP exposure, Power BI/Tableau, Master's degree in a related field.</li></ul> Key Highlights of the Role <ul><li>Shape the data foundation for a global rare disease business.</li><li>Bridge data engineering and data science with GenAI/ML-ready data products.</li><li>Work cross-border with global and India-based teams.</li><li>Join AstraZeneca's stable, mission-driven Rare Disease unit.</li></ul> Location Tokyo Salary 9 - 13 million yen Reference Number: 06940-0013469267 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/U21haWwuU2FmaS44MzU3MC4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
2026-07-15T09:11:37Z

DevOps Engineer

Tokyo,
remote
Permanent
6.0M - 10.0M JPY / Yearly
Company ProfileA large-scale Japanese technology platform provider operating major communication and developer platforms, supporting high-traffic services and massive data infrastructure at global scale. The organization focuses on building highly reliable systems that power everyday digital services. The Role<ul><li>As a DevOps Engineer (Distributed Database), you will be responsible for ensuring reliability, scalability, and operational efficiency of large-scale messaging and developer platforms.</li></ul>Core Mission:<ul><li>Manage and optimize distributed database systems under high traffic and large data volumes, ensuring system reliability and availability.</li></ul>Key Responsibilities:<ul><li>Operate and maintain distributed database instances (deployment, restart, upgrades)</li><li>Develop automation tools, IaC, and pipelines to optimize operational efficiency, cost, and performance</li><li>Monitor systems, handle on-call duties, troubleshoot incidents, and conduct root cause analysis</li><li>Collaborate closely with SRE/DBRE teams to achieve high availability and reliability targets</li><li>Work cross-functionally with QA, customer support, and development teams to resolve issues</li></ul>Expectation:<ul><li>Act as a DevOps contributor within development teams, improving operational workflows and potentially contributing to building a scalable storage operations function in the future</li></ul> Your Skills Required Qualifications (MUST)<ul><li>Experience in DevOps or infrastructure-related roles</li><li>Fundamental knowledge of infrastructure and networking</li><li>Basic understanding of distributed systems or distributed databases</li><li>Experience with scripting languages (e.g., Shell, Python, Ruby) and automation tools (e.g., Ansible, Chef)</li><li>Experience building and maintaining automated server environments</li><li>Familiarity with observability/monitoring tools and best practices</li><li>Strong troubleshooting skills, including root cause analysis and incident handling</li><li>Experience with on-call operations</li></ul>※Language skills:　- Japanese: Business level (spoken communication required)　- English: Business-level documentation and communication skillsPreferred Qualifications (WANT)<ul><li>Experience handling large-scale infrastructure or high-traffic services</li><li>Practical understanding of SRE concepts and best practices</li><li>Experience in system performance optimization</li><li>Knowledge or experience in BCP (Business Continuity Planning) / DR (Disaster Recovery)</li></ul> Key Highlights of the Role <ul><li>Massive Scale Engineering: Work on distributed database systems supporting extremely high traffic and large-scale data environments</li><li>SRE + DevOps Exposure: Close collaboration with SRE/DBRE teams, offering strong reliability engineering experience</li><li>End-to-End Operations Ownership: Coverage from infrastructure automation to incident response and performance optimization</li><li>Technical Depth: Opportunity to solve complex issues across hardware, software, and distributed systems layers</li><li>Stable but Challenging Environment: Combine enterprise stability with highly technical, high-difficulty engineering challenges</li></ul> Location Tokyo Salary6 - 10 million yen Reference Number: 06940-0013453135 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/WGlhb2NoZW4uU3VuLjcyMTQxLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-06-12T06:06:53Z

Infrastructure Engineer

Tokyo,
remote
Contract
7.8M - 7.8M JPY / Yearly
Relevant ExperienceOver 10 years of experience with a global technology company, advancing from Technical Support Engineer to Technical Leader in customer delivery engineering. Specialized in datacenter networking design, including ACI, VXLAN/EVPN, and Nexus technologies, with extensive experience delivering large-scale projects for telecommunications, smart city, and critical infrastructure organizations in Japan. Most projects were delivered remotely from overseas in a consulting capacity, complemented by earlier onsite engineering experience in Japan supporting enterprise IT infrastructure.Tech StackExpert-level networking professional with multiple advanced certifications in enterprise networking, automation, and infrastructure technologies. Extensive expertise in datacenter networking, software-defined networking, security, and network automation using Python, Ansible, Terraform, NSO, pyATS, and Robot Framework. Additional experience includes Linux, Windows Server, virtualization platforms, Kubernetes, container technologies, and CI/CD tools, supported by numerous industry-recognized certifications across networking, cloud, and systems administration.AccomplishmentsLed large-scale network modernization initiatives, including migration from legacy datacenter fabrics to VXLAN/EVPN using Infrastructure as Code and Network as Code methodologies. Designed and implemented automated testing frameworks for enterprise datacenter deployments, developed software-defined campus network architectures integrated with enterprise identity services, and created over 200 automated network validation test cases covering major routing protocols and EVPN technologies for large-scale service provider environments. Location Tokyo Salary6.8 million yen Reference Number: 67040-0013457775 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/SGluc29uLkxldW5nLjI2NDk3LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-07-06T05:28:57Z

Site Reliability Engineer (SRE)

Tokyo,
remote
Contract
9.5M - 9.5M JPY / Yearly
<div class="scriptor-paragraph">Company Profile</div><div class="scriptor-paragraph"><ul><li>A global technology company focused on building and operating large-scale digital platforms and services. The organization emphasizes reliability, scalability, automation, and operational excellence, providing engineers with opportunities to work on mission-critical systems in a highly collaborative environment.</li></ul></div>The Role<ul><li>Define and maintain Service Level Indicators (SLIs) and Service Level Objectives (SLOs) to ensure service reliability and performance.</li><li>Manage observability platforms, including dashboards, monitoring, metrics, logging, and alerting.</li><li>Participate in an on-call rotation and respond to production incidents when necessary.</li><li>Partner with software engineers to improve system reliability, scalability, and operational efficiency.</li><li>Drive implementation of reliability best practices, automation, and continuous improvement initiatives.</li><li>Develop operational procedures, documentation, and runbooks.</li><li>Collaborate with SRE teams and stakeholders to establish engineering standards and operational excellence across the organization.</li></ul>Your Skills<div class="scriptor-paragraph"><ul><li>Experience in Site Reliability Engineering, DevOps, Platform Engineering, Cloud Engineering, or related fields.</li><li>Hands-on experience with monitoring, observability, logging, and alerting tools.</li><li>Experience supporting large-scale production environments and incident management.</li><li>Knowledge of cloud platforms, infrastructure automation, and reliability engineering principles.</li><li>Strong problem-solving skills and the ability to work effectively in cross-functional teams.</li><li>Experience creating operational documentation and runbooks.</li></ul></div>Key Highlights of the Role<ul><li>Opportunity to work on highly available, large-scale technology platforms.</li><li>Strong engineering culture with a focus on automation, reliability, and continuous improvement.</li><li>Collaboration with experienced software engineers, platform teams, and infrastructure specialists.</li><li>Exposure to modern cloud-native technologies and operational best practices.</li><li>International and diverse working environment.</li></ul><div class="scriptor-paragraph">Location</div><div class="scriptor-paragraph">Tokyo</div><div class="scriptor-paragraph"> </div><div class="scriptor-paragraph">Salary</div><div class="scriptor-paragraph">Approximately JPY 9.5 million</div><div class="scriptor-paragraph"> </div><div class="scriptor-paragraph">Reference Number</div><div class="scriptor-paragraph">06940-0013450771</div><div class="scriptor-paragraph"> </div><div class="scriptor-paragraph">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.</div><img src="https://counter.adcourier.com/YXJ5YS5wYW11bmdrYXMuMjE3MjUuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-07-01T03:13:32Z

Database Engineer

Tokyo,
remote
Contract
6.0M - 8.0M JPY / Yearly
Company Profile | 企業概要 A leading global e-commerce and technology company is seeking a Senior Data Engineer with deep Elasticsearch and database expertise to join their dynamic infrastructure team. The Role | 職務内容 <ul><li>You will be responsible for the architecture, deployment, management, and optimization of critical database and Elasticsearch environments.</li><li>Ensuring high availability, performance, and scalability of data infrastructure, with a particular focus on Kubernetes deployments.</li><li>You will design and manage large-scale Elasticsearch clusters (multi-node, multi-terabyte), including performance tuning, security, and monitoring.</li><li>Manage highly available MySQL clusters on Kubernetes/container platforms across production and non-production environments, including backup, recovery, capacity planning, and lifecycle management.</li><li>Work closely with development, operations, and SRE teams to ensure seamless application and database integration, and participate in on-call rotations for 24/7 critical support.</li></ul> Your Skills | 応募資格 <ul><li>Deep expertise in Elasticsearch architecture - sharding, replication, indexing, mapping, analyzers, and aggregations.</li><li>Strong MySQL experience including high availability setups, security, encryption, and root cause analysis.</li><li>Proficiency in scripting languages such as Python and Bash for automation.</li><li>Experience with cloud platforms (GCP, AWS) and containerization technologies (Docker, Kubernetes).</li><li>Experience with monitoring tools such as Prometheus, Grafana, Kibana, and Elastic Stack Monitoring.</li><li>Experience with Infrastructure as Code tools like Terraform is a plus.</li><li>Familiarity with additional NoSQL databases such as Couchbase is advantageous.</li></ul> Key Highlights of the Role | おすすめのポイント <ul><li>Play a central role in maintaining and evolving the data infrastructure of a globally recognized technology organization.</li><li>Mentor junior engineers and drive adoption of best practices, standards, and automation initiatives.</li><li>Lead technical discussions, design reviews, and strategic planning for database infrastructure roadmaps.</li><li>Join a large-scale, innovative environment at the intersection of e-commerce, fintech, and technology.</li></ul>Location Tokyo Salary6 - 8 million yen Reference Number: 67040-0013415459 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/c2h3ZXRhLmxla2hyYWphbmkuMjcwNzIuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-04-23T03:02:12Z

Backend Engineer

Tokyo,
remote
Permanent
8.0M - 13.0M JPY / Yearly
Company ProfileA top-tier FinTech company in Japan that operates a massive cashless payment platform with over 70 million users (covering about 1 in 2 smartphone users). Its specialized mobile brokerage arm provides intuitive asset management services directly integrated within the payment app, aiming to transform Japan's investment landscape. The Role As a Backend Engineer, you will develop and operate the core backend application system for the mobile brokerage products. You will design highly complex, large-scale systems to handle massive transaction volumes and work as part of a newly establishing, globally sourced organization.<ul><li>Tech Stack: PHP, Java, SpringBoot, Kotlin, MySQL/AuroraDB, AWS, Microservices.</li></ul> Your Skills Required Qualifications<ul><li>Experience: 3-5 years of backend development for in-house products.</li><li>Programming Languages: Professional proficiency in Java or PHP (or high proficiency in Scala, Python, or Go with a willingness to learn).</li><li>Technical Depth: Strong foundation in data structures, algorithms, concurrency, NoSQL, and distributed computing.</li><li>Language Skill: Business-level English OR Japanese (JLPT N1 equivalent).Note: Applicants must currently reside in Japan.</li><li>Note: Applicants must currently reside in Japan.</li></ul> Preferred Qualifications<ul><li>Experience with AWS, Microservices, and high-traffic/highly scalable systems.</li><li>Development experience in the fintech, securities, or banking sectors.</li></ul> Key Highlights of the Role <ul><li>High-Impact Foundation: Leverage a massive ecosystem and user base to build pioneering mobile securities services.</li><li>Organizational Impact: Join as a foundational member to help construct and scale a brand-new global engineering team.</li><li>Flexible Work Style: Enjoy high autonomy with a coreless Super Flex system and a hybrid/remote work environment.</li></ul> Location Tokyo Salary8 - 13 million yen Reference Number: 06940-0013450794 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/WGlhb2NoZW4uU3VuLjEwNDAyLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-06-09T04:46:15Z

Software Engineer

Tokyo,
remote
Permanent
15.0M - 15.0M JPY / Yearly
Company ProfileA fast-growing technology company operating a leading digital platform is expanding its engineering team to support continued product innovation and business growth. The company provides scalable software solutions in an international and highly dynamic environment. The Role<ul><li>Design, develop, and maintain web-based applications and backend systems</li><li>Collaborate with product managers and cross-functional teams to translate requirements into high-quality technical solutions</li><li>Participate in architecture design, code reviews, and continuous improvement of development processes</li></ul> Your Skills <ul><li>Strong experience in software development using modern programming languages and frameworks</li><li>Solid understanding of web application architecture, databases, and APIs</li><li>Ability to work collaboratively in an agile, fast-paced development environment</li></ul> Key Highlights of the Role <ul><li>Opportunity to work on large-scale, user-facing software products</li><li>Exposure to end-to-end development in a growing technology organization</li><li>Collaborative environment with room to influence product and technical direction</li></ul> Location Tokyo Salary15 million yen Reference Number: 06940-0013419539 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/TmFuY3kuWXVhbi43OTgwNi4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
2026-05-12T03:20:01Z

Backend Engineer

Tokyo,
remote
Contract
10.0M - 10.4M JPY / Yearly
Role<ul><li>Design and deliver high-performing, scalable backend systems.</li><li>Work closely with colleagues to achieve strong technical results.</li><li>Take part in code reviews, architectural conversations, and technical decision-making.</li><li>Spot areas for technical enhancement and optimization, and lead their execution.</li><li>Support technology choices and architectural planning for upcoming initiatives aligned with business goals.</li><li>Support, improve, and extend existing backend services.</li><li>Promote automation and best practices across testing, CI/CD, observability, and cloud-native engineering.</li><li>Guide less experienced team members to support stronger delivery.</li></ul>Location Tokyo Salary10.4 million yen Reference Number: 67040-0013412475 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/VG9tb2UuTW91bnRlZXIuNjQ1OTkuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-05-14T07:21:16Z

Infrastructure Engineer

Tokyo,
remote
Contract
5.0M - 6.0M JPY / Yearly
Company ProfileA globally renowned Swiss luxury watch brand with a heritage dating back to 1884 is seeking a D&T Coordinator to support its Japan operations - bridging local business teams, global IT, and external vendors. The Role<ul><li>Serve as the primary point of contact between vendors, local users, and global D&T teams.</li><li>Monitor and manage ITSM tickets (JIRA, ServiceNow, or similar), ensuring timely follow-up on user requests.</li><li>Own local D&T OPEX and CAPEX, working with global teams to keep spending on track.</li><li>Coordinate and support local and global IT-related projects, providing local systems support as needed.</li></ul> Your Skills <ul><li>1-2 years of helpdesk or troubleshooting experience across Windows OS and Apple devices.</li><li>Basic hands-on experience with MS Azure or other cloud platforms.</li><li>Exposure to ITSM tools such as JIRA or ServiceNow.</li><li>Fluent Japanese with solid English communication skills (spoken and written).</li><li>Proactive, collaborative, and eager to grow - a positive personality matters here.</li></ul> Key Highlights of the Role <ul><li>Join one of the world's most iconic luxury watch brands and be part of its Japan digital & technology team.</li><li>Report to the Local Finance Director with a dotted line to the APAC IT Manager - strong visibility from day one.</li><li>Broad, varied role covering infrastructure, cloud, vendor management, and budget - ideal for someone who wants to develop across multiple IT disciplines.</li><li>Be the IT face of a premium global brand in Japan.</li></ul> Location Tokyo Salary5 - 6 million yen Reference Number: 06940-0013450117 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/SGluc29uLkxldW5nLjkzMjUyLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-06-12T23:15:07Z