<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>A global cybersecurity leader is seeking a Senior Linux Internals Engineer to join their endpoint team in Tokyo. In this role, you'll design and develop Linux kernel-level components and system features that power next-generation threat detection. You'll work closely with security experts, backend developers, and product managers to deliver secure, scalable, and high-performance solutions.<br /><br /><strong>Key Responsibilities</strong></p><ul><li>Design and optimize Linux kernel and system-level components for endpoint detection and response.</li><li>Conduct low-level debugging, performance profiling, and kernel-mode optimizations.</li><li>Collaborate with cross-functional teams to ensure secure, reliable delivery.</li><li>Review code and mentor engineers on Linux and C++ best practices.</li><li>Contribute to technical strategy and stay current with Linux kernel developments.</li></ul><p><br /><strong>Qualifications</strong></p><ul><li>5+ years in Linux systems programming with deep knowledge of kernel internals.</li><li>Expert-level C++ (11/14/17) and modern system-level programming.</li><li>Proficiency with debugging/profiling tools (GDB, perf, ftrace, strace, auditd).</li><li>Familiarity with Git, Make, CMake.</li><li>Preferred: eBPF, scripting (Python/Bash), containerization (Docker/Kubernetes), cybersecurity background, leadership in remote/distributed teams.</li></ul><p><br /><strong>What's Offered</strong></p><ul><li>Flexible hours with remote work options.</li><li>Strong focus on professional growth and continuous learning.</li><li>Collaborative and innovative team culture.</li></ul><p><br /><strong>Unique Highlights</strong><br />A rare opportunity to work at the intersection of Linux kernel engineering and cybersecurity, shaping technology with direct global impact. The company champions a culture of teamwork, resilience, inclusion, and bold innovation.</p><p><strong>Salary</strong> </p><p>8M - 12M JPY</p><p><strong>Location </strong></p><p>Tokyo</p><p> </p><p>Reference Number: 06940-0013289584</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/S29qaS5ZYWdpbnVtYS4zMDkxNC4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
<p><strong>About the Role</strong></p><p>Join a forward-thinking team focused on building the future of mobility through software innovation. This role involves developing scalable, high-performance systems for applications ranging from embedded vehicle platforms to cloud-based services and autonomous technologies.</p><p><strong>Key Responsibilities</strong></p><ul><li>Develop and maintain software components for mobility platforms and vehicle operating systems.</li><li>Collaborate with cross-functional teams including hardware engineers, designers, and product managers.</li><li>Contribute to system architecture and design discussions.</li><li>Implement automated testing and CI/CD pipelines to ensure software quality.</li><li>Research and apply emerging technologies to enhance system capabilities.</li></ul><p><strong>Qualifications</strong></p><ul><li>Bachelor's or Master's degree in Computer Science, Engineering, or a related field.</li><li>Strong programming skills in languages such as C++, Python, Rust, or Go.</li><li>Experience with cloud infrastructure (AWS, GCP, Azure) and containerization (Docker, Kubernetes).</li><li>Familiarity with embedded systems or automotive software standards is a plus.</li><li>Excellent problem-solving and communication skills.</li><li>English proficiency required; Japanese language skills are a plus.</li></ul><p><strong>Preferred Experience</strong></p><ul><li>Working with real-time systems or safety-critical software.</li><li>Contributing to open-source projects or large-scale software platforms.</li><li>Experience in agile development environments.</li></ul><p><strong>Saraly</strong>: Hourly Rate: ¥5100-¥6120</p><p>Reference Number: 06940-0013294835</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/c2Fvcmkua29kYWthLjg3ODM1LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
<p><strong>Position Overview:</strong></p><p>We are seeking a detail-oriented and technically proficient Technical Writer to join a cutting-edge mobility technology company. This role involves creating clear, accurate, and user-friendly documentation for software platforms, vehicle operating systems, and advanced mobility solutions. You will collaborate closely with engineers, product managers, and UX designers to ensure technical content supports both internal teams and external partners.</p><p><strong>Key Responsibilities:</strong></p><ul><li>Develop and maintain technical documentation including API references, SDK guides, system architecture overviews, and user manuals.</li><li>Translate complex engineering concepts into accessible content for diverse audiences.</li><li>Work with cross-functional teams to gather information and validate technical accuracy.</li><li>Create and manage content for developer portals, internal knowledge bases, and partner integration guides.</li></ul><p><strong>Qualifications:</strong></p><ul><li>Proven experience as a technical writer in software, automotive, or mobility-related industries.</li><li>Strong understanding of software development, embedded systems, or automotive technologies.</li><li>Excellent written communication skills in English; Japanese proficiency is a plus.</li><li>Familiarity with documentation tools such as Markdown, Git, Confluence, or DITA.</li><li>Ability to work independently and manage multiple documentation projects.</li></ul><p><strong>Preferred Skills:</strong></p><ul><li>Experience documenting APIs, SDKs, or cloud-based platforms.</li><li>Background in mobility, autonomous driving, or smart city technologies.</li><li>Basic knowledge of programming languages (e.g., Python, C++, Java).</li><li>Experience working in Agile development environments.</li></ul><p><strong>Reference Number </strong>06940-0013286938</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/V2lsbC5GaXRjaC41NzM0NC4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
<p><strong>Client Profile </strong></p><p>Our client is mobility technology company focused on building software platforms and infrastructure for future transportation systems.</p><p><strong>Overview<br /></strong><br />We are seeking a skilled Penetration Tester to evaluate and enhance the security of digital products. The role involves conducting penetration tests, identifying vulnerabilities, and collaborating with cross-functional teams to ensure robust and secure systems.</p><p><strong>Key Responsibilities</strong></p><ul><li>Triage: Review product changes and assess if a penetration test is necessary</li><li>Scoping: Identify components for testing, define test types, and estimate required effort</li><li>Threat Modeling: Conduct informal threat models to identify critical testing areas and potential attacks</li><li>Testing: Perform time-boxed penetration tests, including setup, teardown, reporting, and familiarization with technologies</li><li>Reporting: Write clear, concise vulnerability reports, including severity assessment, reproduction steps, and justification</li><li>Retesting: Confirm the effectiveness of remediations for previously reported vulnerabilities</li><li>Process Improvement: Suggest and implement improvements to testing processes, documentation, templates, and tools</li><li>Peer Review: Review and provide feedback on reports prepared by other testers</li><li>Cross-Functional Collaboration: Work with designers, product managers, and engineers to understand products and deliver quality testing</li></ul><p><strong> Monthly Salary</strong></p><p>750,000 yen</p><p><strong>Location</strong></p><p>Tokyo</p><p> </p><p>Reference Number: 06940-0013291287</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/VG9tb2UuTW91bnRlZXIuMDQ1MjAuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
<p><strong>Talent Development Partner</strong></p><p><strong>Job Description</strong></p><ul><li>Support employee career development (e.g., training planning and facilitation, career counseling)</li><li>Design and improve internal education systems</li><li>Plan and promote global talent development initiatives</li><li>Promote the use of online learning platforms</li></ul><p><strong>Qualifications</strong></p><ul><li>Minimum 3 years of experience in talent development or corporate training</li><li>Strong communication skills to collaborate effectively with internal and external stakeholders</li><li>Business-level proficiency in both Japanese and English (required for global initiatives)</li></ul><p><strong>Location</strong></p><ul><li>Tokyo, Japan</li></ul><p> </p><p>Reference Number: 06940-0013233090</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/Tmljay5TY2hlZWxlLjQwNTk5LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
