<p><strong>Company Profile</strong></p><p>A global technology-driven organization focused on sustainability, smart infrastructure, and large-scale energy optimization is expanding its data science capabilities in Japan. The company works with complex, real-world energy and infrastructure data to support long-term innovation, research, and operational efficiency.</p><p><strong> </strong></p><p><strong>The Role</strong></p><ul><li>The Energy Data Scientist will work with large-scale time-series and IoT-based energy data, analyzing consumption patterns and developing analytical models to support optimization initiatives.</li><li>This role combines hands-on data analysis with research-oriented reporting, including the preparation of technical reports and studies used for internal decision-making and external publications.</li><li>You will collaborate closely with engineers, researchers, and business stakeholders to ensure analytical outputs align with real-world system constraints and operational requirements.</li></ul><p> </p><p><strong>Your Skills </strong></p><ul><li>Experience analyzing large-scale time-series data using Python and SQL</li><li>Strong background in data analysis, statistical modeling, or applied data science</li><li>Ability to translate complex analytical findings into clear written reports or studies</li><li>Experience with data visualization tools such as Tableau or Power BI</li><li>Exposure to automation, data pipelines, or analytical workflow optimization</li><li>Business-level English, conversational Japanese is a plus.</li></ul><p><strong> </strong></p><p><strong>Key Highlights of the Role </strong></p><ul><li>Opportunity to work on real-world energy and infrastructure data rather than purely online datasets</li><li>Strong research and thought-leadership focus, including report and paper-style deliverables</li><li>Suitable for candidates from energy, manufacturing, finance, or logistics data backgrounds</li><li>Hybrid work environment based in Japan with exposure to cross-functional and international teams</li></ul><p><strong> </strong></p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>6 - 11 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013359059</p><p> </p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). 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.</em></p><img src="https://counter.adcourier.com/ZXJpa2EueWFtYWRhLjkyNzU1LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
<p>Security Governance</p><ul><li>Security Education: Support security awareness measures targeting risks associated with the use of generative AI, such as information leaks, unauthorized data entry, and model abuse. We create educational content, plan and implement employee training, assess understanding, and propose improvements.</li><li>NIS2 Directive Compliance: Evaluate governance, risk management, incident reporting systems, supply chain security, and more. Implement management measures, operational processes, and management responsibility systems based on NIS2 requirements.</li></ul><p>Engineering</p><ul><li>Device authentication: Utilizes device certificates, MDM integration, and hardware-based identification information (TPM, etc.) to help prevent access from unauthorized or unregistered devices.</li><li>Strengthening remote access security: Based on zero trust, supports the implementation of MFA, device authentication, network isolation, and access control policy optimization.</li><li>Strengthening security of AD domain and PC local administrator privileges: Minimizing privileged accounts, deleting unnecessary accounts, protecting authentication information, and centralizing local administrator password management using LAPS, etc. Support for reducing the risk of privilege abuse and authentication information leakage.</li></ul><p>Application</p><ul><li>Strengthening authentication methods: Review authentication methods and help reduce the risk of unauthorized logins and credential leaks.</li><li>Support for strengthening cloud security: Support for the implementation and operation of CSPM. Detecting configuration errors, visualizing compliance violations, vulnerability management, continuous monitoring, etc.</li><li>Support for standardizing password and secret management and implementing remote support solutions: Protecting privileged accounts and application secrets, implementing vault management, and supporting the establishment of regular rotation operations, etc. Support for the implementation of remote support solutions.</li></ul><p>SecOps</p><ul><li>Sentinel POC and Microsoft security infrastructure development: Strengthening access with Entra ID, integrating protection and detection with Defender, and supporting the implementation and operation of SIEM/SOAR with Sentinel.</li><li>AI-based security process automation: Leveraging AI technology to support the automation of operational processes such as security monitoring, incident response, threat analysis, and TPRM.</li><li>Evilginx implementation and operation support: Building, configuring, and operating the Evilginx environment, providing the environment necessary for verifying phishing attack methods, and providing technical support.</li></ul><p> </p><p>Reference No.: 06940-0013322943</p><p><em>By clicking 'apply', you give your express consent that Robert Half may use your personal information to process your job application and to contact you from time to time for future employment opportunities. For further information on how Robert Half processes your personal information and how to access and correct your information, please read the Robert Half privacy notice <a href="https://www.roberthalf.com/jp/en/privacy" target="_blank">https://www.roberthalf.com/jp/en/privacy</a>. Please do not submit any sensitive personal data to us in your resume (such as such as race, beliefs, social status, medical history or criminal record) as we do not collect your sensitive personal data at this time.</em></p><hr /><p>お客様が「今すぐ応募」ボタンをクリックすることにより、ロバート・ハーフ(以下、当社)がお客様の応募内容を処理し、求人情報を今後随時ご連絡する目的で個人情報を使用することに明示的に同意ただいたこととなります。当社による個人情報の処理方法、またお客様自身の個人情報へのアクセスおよびその訂正に関する詳細については、プライバシー規約(<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>)をお読みください。当社は、要配慮個人情報はお預かりしておりませんので人種、信条、社会的身分、病歴、犯罪の経歴など、取扱いに特に配慮を要する個人情報は、ご提出いただく職務経歴書・レジュメ等に含めないようお願いいたします。</p><img src="https://counter.adcourier.com/bHVrZS5mdXJuaXZhbC42ODQzMC4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
<p><strong>Company Profile</strong></p><p data-start="375" data-end="709">A Japan-based fintech company providing cross-border payment solutions is seeking an experienced <strong data-start="472" data-end="489">iOS Developer</strong> to help build and scale its merchant-facing mobile application. This role offers a rare opportunity to design and develop a mobile product from the ground up, shaping both the technical architecture and user experience.</p><p data-start="711" data-end="1033">You will play a key role in creating intuitive mobile experiences that support merchant onboarding, payment acceptance, financial management, and reporting. The position involves close collaboration with product managers, backend engineers, and Android developers to deliver high-quality mobile solutions across platforms.</p><p data-start="1035" data-end="1167">While the company operates in a remote-first environment, this role is based in Tokyo and requires willingness to relocate to Japan.</p><p data-start="1035" data-end="1167"><strong>The Role</strong></p><ul><li>Develop and maintain the merchant-facing iOS application</li><li>Collaborate with product managers and engineers to define, design, and ship new features</li><li>Contribute to mobile architecture and technical design across iOS and Android platforms</li><li>Work closely with backend engineers to design and implement mobile features</li><li>Ensure high performance, reliability, and usability of mobile applications</li></ul><p><strong>Your Skill</strong></p><ul><li>3+ years of experience in iOS application development</li><li>Strong knowledge of modern iOS SDKs and the mobile development lifecycle</li><li>General understanding of the Android platform and Kotlin</li><li>Experience integrating mobile applications with RESTful APIs</li><li>Solid understanding of mobile UI/UX best practices and platform design guidelines</li><li>Ability to work across multiple areas of the tech stack (T-shaped developer mindset)</li><li>Strong collaboration and communication skills</li></ul><p>Nice to Have</p><ul><li>Experience with cross-platform mobile frameworks</li><li>Experience working in a Japanese business environment</li><li>Intermediate-level Japanese language skills</li></ul><p><strong>Key Highlights of the Role</strong></p><ul><li>Flexible remote work with optional office access</li><li>Paid vacation plus additional seasonal leave</li><li>Paid birthday leave</li><li>Self-learning and skill development budget</li><li>Japanese language training support</li></ul><p><strong>Location</strong><br />Tokyo</p><p><strong>Salary<br /></strong>15.5 million yen</p><p> </p><p>Reference Number: 06940-0013342911</p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). 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.</em></p><img src="https://counter.adcourier.com/S29qaS5ZYWdpbnVtYS4zMTgwNS4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
<p><strong>Company Profile</strong></p><p>A global consulting firm specializing in business and technology solutions, helping organizations improve performance, manage risk, and achieve sustainable growth.</p><p> </p><p><strong>The Role</strong></p><ul><li>As an IT Consultant, you will work closely with clients to assess their technology needs, design and implement solutions, and ensure alignment with business objectives.</li></ul><p><strong> </strong></p><p><strong>Your Skills </strong></p><ul><li>Minimum 3+ years of experience in IT consulting or technology advisory.</li><li>Strong understanding of IT infrastructure, cloud technologies, and cybersecurity principles.</li><li>Experience with ERP systems, system integration, and digital transformation projects.</li></ul><p><strong> </strong><strong> </strong></p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>10,000 yen hourly</p><p><strong> </strong></p><p>Reference Number: 06940-0013342829</p><p> </p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). 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.</em></p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a></span></em><em>). 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.</em></p><hr /><p><em>「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(</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a></span></em><em>)に同意したものとみなされます。</em> <em>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。</em></p><img src="https://counter.adcourier.com/bHVrZS5mdXJuaXZhbC4xNzgzOS4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
<p>Responsibilities:</p><ul><li>Set reliability targets and error budgets, define and measure SLIs, and lead ongoing enhancements of SLOs.</li><li>Participate in on-call rotations to handle incident triaging and provide emergency responses.</li><li>Establish organization-wide processes for incident management, conduct training on incident response, and drive improvements.</li><li>Evaluate critical user journeys and dependencies, deliver architectural recommendations, and promote operational best practices.</li><li>Conduct cost engineering, identify opportunities for optimization, and take ownership of capacity planning.</li><li>Create solutions focused on change management, monitoring, and disaster recovery strategies.</li></ul><p>Place to work:Tokyo</p><p>Reference No.: 06940-0013312102</p><p><em>By clicking 'apply', you give your express consent that Robert Half may use your personal information to process your job application and to contact you from time to time for future employment opportunities. For further information on how Robert Half processes your personal information and how to access and correct your information, please read the Robert Half privacy notice <a href="https://www.roberthalf.com/jp/en/privacy" target="_blank">https://www.roberthalf.com/jp/en/privacy</a>. Please do not submit any sensitive personal data to us in your resume (such as such as race, beliefs, social status, medical history or criminal record) as we do not collect your sensitive personal data at this time.</em></p><hr /><p>お客様が「今すぐ応募」ボタンをクリックすることにより、ロバート・ハーフ(以下、当社)がお客様の応募内容を処理し、求人情報を今後随時ご連絡する目的で個人情報を使用することに明示的に同意ただいたこととなります。当社による個人情報の処理方法、またお客様自身の個人情報へのアクセスおよびその訂正に関する詳細については、プライバシー規約(<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>)をお読みください。当社は、要配慮個人情報はお預かりしておりませんので人種、信条、社会的身分、病歴、犯罪の経歴など、取扱いに特に配慮を要する個人情報は、ご提出いただく職務経歴書・レジュメ等に含めないようお願いいたします。</p><img src="https://counter.adcourier.com/V2lsbC5GaXRjaC42NTcyMS4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
<div class="--bj-582 "><div class="-Cz-616 " data-automation-id="questionContent"><div class="-NI-618 "><div class="--lI-639"><div class="-EK-670"><strong>Client Profile<br /><br /></strong></div><div class="-EK-670">One retailing business in Tokyo is looking for tech lead now. We expect the person to be experienced with the full cycle of software development, with solid knowledge of infra and cloud as well.<br /><br /><strong>Key Responsibilities</strong><br /><ul><li>Lead the design, development, and maintenance of the core system used across the global retail business.</li><li>Develop, optimize, and manage APIs to integrate the core system with global platforms and applications.</li><li>Provide technical leadership and mentorship to engineering teams, ensuring adherence to coding standards, security, and scalability best practices.</li><li>Work closely with product managers and business stakeholders to translate business needs into technical solutions.</li><li>Drive system modernization initiatives, ensuring long-term stability and flexibility.</li></ul><br /><strong>Requirements</strong><ul><li>Strong expertise backend development, any programming language is welcome such as Java, C#, PHP, or Go, Ruby, Python…</li><li>Proven experience in designing and building APIs and integrating complex systems.</li><li>Hands-on experience with system architecture, databases, and performance optimization.</li><li>Business-level English and business Japanese</li></ul><strong>What We Offer</strong><ul><li>Opportunity to lead mission-critical projects in a truly global role.</li><li>Work in a collaborative, multicultural environment at our Tokyo Global HQ.</li><li>Flexible working policy, 3 days in office per week</li></ul><p> </p><p><strong>Salary<br /></strong><br />8M - 9M JPY</p><p><strong>Location </strong></p><p>Tokyo</p><p> </p><p>Reference Number: 06940-0013317116</p></div></div></div></div></div><div class="--bj-582 "> </div><p><em>By clicking 'apply', you give your express consent that Robert Half may use your personal information to process your job application and to contact you from time to time for future employment opportunities. For further information on how Robert Half processes your personal information and how to access and correct your information, please read the Robert Half privacy notice <a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>. Please do not submit any sensitive personal data to us in your resume (such as such as race, beliefs, social status, medical history or criminal record) as we do not collect your sensitive personal data at this time.</em></p><hr /><p>お客様が「今すぐ応募」ボタンをクリックすることにより、ロバート・ハーフ(以下、当社)がお客様の応募内容を処理し、求人情報を今後随時ご連絡する目的で個人情報を使用することに明示的に同意ただいたこととなります。当社による個人情報の処理方法、またお客様自身の個人情報へのアクセスおよびその訂正に関する詳細については、プライバシー規約(<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>)をお読みください。当社は、要配慮個人情報はお預かりしておりませんので人種、信条、社会的身分、病歴、犯罪の経歴など、取扱いに特に配慮を要する個人情報は、ご提出いただく職務経歴書・レジュメ等に含めないようお願いいたします。</p><img src="https://counter.adcourier.com/TmFuY3kuWXVhbi4wMjkxOS4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
<p>In this role, you will work on both manual testing and automation testing with a small team of 4. We build things in agile style, moves fast, and constantly update the technology!</p><ul><li>Design, develop, and maintain automated test frameworks and tools to improve test coverage and reliability.</li><li>Analyze system specifications and technical requirements to provide feedback and ensure testability.</li><li>Identify, document, and track bugs through resolution, contributing to improved product quality.</li><li>Support the team by building and maintaining CI/CD test pipelines and integrating automated tests into release workflows.</li><li>Collaborate with developers to ensure proper testing is done throughout the development lifecycle.</li><li>Help establish quality processes and best practices across the engineering team.</li></ul><p><strong>Requirements</strong></p><ul><li>2-7 years of experience in software testing, automation, or software development.</li><li>Proficient in at least one programming language (e.g., TypeScript, JavaScript, Python, or Ruby).</li><li>Hands-on experience with automated testing tools such as Playwright, Selenium, Capybara, or RSpec.</li><li>Strong understanding of testing methodologies including unit, integration, and E2E testing.</li><li>Experience writing and executing test plans and test cases, both automated and manual.</li><li>Familiarity with CI/CD pipelines and test automation integration.</li><li>Ability to work independently in ambiguous environments with a strong bias toward action.</li><li>Excellent communication and debugging skills.</li><li>Experience working with agile teams or in fast-paced startup environments.</li></ul><p><strong>Benefits</strong></p><ul><li>Competitive salary+ incentive</li><li>Remote work</li><li>Stable business and career growth</li></ul><p><strong>Location </strong></p><p>Tokyo</p><p><strong>Salary</strong></p><p>7 - 9.5 million yen</p><p> </p><p> </p><p>Reference Number: 06940-0013318767</p><p>-----</p><p> </p><p><em>By clicking 'apply', you give your express consent that Robert Half may use your personal information to process your job application and to contact you from time to time for future employment opportunities. For further information on how Robert Half processes your personal information and how to access and correct your information, please read the Robert Half privacy notice <a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>. Please do not submit any sensitive personal data to us in your resume (such as such as race, beliefs, social status, medical history or criminal record) as we do not collect your sensitive personal data at this time.</em></p><hr /><p>お客様が「今すぐ応募」ボタンをクリックすることにより、ロバート・ハーフ(以下、当社)がお客様の応募内容を処理し、求人情報を今後随時ご連絡する目的で個人情報を使用することに明示的に同意ただいたこととなります。当社による個人情報の処理方法、またお客様自身の個人情報へのアクセスおよびその訂正に関する詳細については、プライバシー規約(<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>)をお読みください。当社は、要配慮個人情報はお預かりしておりませんので人種、信条、社会的身分、病歴、犯罪の経歴など、取扱いに特に配慮を要する個人情報は、ご提出いただく職務経歴書・レジュメ等に含めないようお願いいたします。</p><img src="https://counter.adcourier.com/TmFuY3kuWXVhbi44Nzg2OC4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
<p><strong>Key Responsibilities;</strong></p><p> </p><p><strong>Security Governance & Risk Management</strong></p><ul><li>Perform security risk evaluations and develop risk mitigation approaches.</li><li>Develop and enforce security guidelines, benchmarks, and processes.</li><li>Contribute to building cybersecurity roadmaps and governance structures.</li><li>Partner with senior leaders to report on risk status and program maturity.</li></ul><p><strong>Privacy & Data Protection</strong></p><ul><li>Carry out privacy program reviews and gap assessments.</li><li>Participate in designing and deploying privacy frameworks (such as GDPR, APPI).</li><li>Contribute to Privacy-as-a-Service (PRaaS) initiatives and third-party risk evaluations.</li><li>Safeguard compliance with international and domestic data protection laws.</li></ul><p><strong>Technology Risk & Compliance</strong></p><ul><li>Deploy IT risk management frameworks integrated with organizational objectives.</li><li>Execute IT controls reviews and assist with audit preparation.</li><li>Aid in IT governance programs and in meeting regulatory requirements.</li></ul><p><strong>Location </strong></p><ul><li>Tokyo</li></ul><p><strong>Salary</strong></p><ul><li>8 million yen</li></ul><p><strong> </strong></p><p>Reference Number: 67040-0013350790</p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). 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.</em></p><p> </p><img src="https://counter.adcourier.com/bHVrZS5mdXJuaXZhbC40MjgxMi4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">