Greater Tokyo Area Randstad Japan

We are seeking an experienced Java Full-stack Engineer to join our in-house development team within the front-office division of a major global financial institution.

This role plays a critical part in our ongoing transition from outsourced development to a fully internalized engineering organization.

You will contribute to the development of high-impact web applications used directly by traders—applications that can drive transactions worth hundreds of millions of yen.

For engineers who want their work to have immediate, visible business impact, this position offers an unparalleled opportunity.

As part of a global financial institution, you will also have access to diverse career pathways, advanced engineering practices, and the chance to collaborate closely with both business users and international teams.

Key Responsibilities

・Develop, enhance, and maintain front-office web applications used by traders in fast-paced financial environments

・Participate in the full development lifecycle, including requirements definition, design, implementation, testing, and release

・Collaborate closely with business stakeholders and traders to understand requirements and translate them into high-quality software

・Implement robust, scalable backend services using Java, while contributing to frontend components as needed

・Ensure system reliability, performance, and usability through continuous improvement and modern engineering practices

・Provide technical support, troubleshooting, and user assistance when application issues arise

・Contribute to the internal development culture as the organization transitions from vendor-based development to full in-house engineering

【求められる経験・スキル / Required Experience And Skills】
・Approximately 5 years of full-stack engineering experience

Hands-on experience across the full development lifecycle (requirements → design → implementation → release)

・Strong proficiency in Java and web application development

・Solid communication skills in Japanese (for business users, traders, and cross-functional collaboration)

【学歴】
大学卒業以上

【職種 / type of occupation】
システム開発(Web・オープン・モバイル系)

【給与 / salary】
年収 960 〜 1,200万円

【賞与】
0

【雇用形態 / employment status】
契約社員

雇用期間

期間の定めなし

【就業時間 / working hours】
09:00~18:00

【休日休暇 / holiday】
土曜日 日曜日 祝日

【保険 / social insurance】
健康保険 厚生年金保険 雇用保険

受動喫煙防止措置

敷地内禁煙

【特長 / features】
上場企業, 面接1回, 土日祝休み, 完全週休2日制, 語学力を活かす

【業種 / industry】
証券

※詳細はお仕事のご紹介時にお伝えします

Job ID: VAC-282392/



  • Greater Tokyo Area Randstad Japan

    We are seeking an experienced Java Full-stack Engineer to join our in-house development team within the front-office division of a major global financial institution. · Develop, enhance, and maintain front-office web applications used by traders in fast-paced financial environmen ...


  • Tokyo, Japan Talisman Corporation

    We're seeking a passionate and experienced Java Software Engineer to join our team. · ...


  • Tokyo, Tokyo MoSeeker ¥500,000 - ¥1,500,000 per year

    We are seeking a dedicated Java Software Engineer for a full-time, on-site role located in Hong Kong SAR. In this position, you will design, develop, test, and maintain high-quality software systems using Java and related technologies. · ...


  • Tokyo IT FORCE ¥6,000,000 - ¥12,000,000 per year

    As a Senior Java Developer, you will be responsible for designing, developing, and maintaining high-performance backend systems. · Design, develop, and maintain backend services using Java and related frameworks such as Spring / Spring Boot · Build and optimize RESTful APIs and m ...


  • Tokyo Netcracker Technology ¥800,000 - ¥1,000,000 per year

    Job summary · Join our Netcracker Technology team for growth opportunities. · ...


  • Tokyo, Tokyo JPMorganChase

    We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. · As a Software Engineer within Security Services, you will be an integral part of an agile team that enhances, builds and delivers trusted market-leading techn ...


  • Greater Tokyo Area Randstad Japan ¥2,000,000 - ¥2,500,000 per year

    A leading internet shopping platform in Japan is seeking a Senior Java Backend Engineer to lead the design, development, and operation of backend systems for merchant services. · System design, implementation, testing and release for various types of development projects · Operat ...


  • Tokyo-To, Japan JPMorganChase

    We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. · Execute creative software solutions, design development and technical troubleshooting thinking beyond routine approaches to build solutions or break down tech ...


  • Tokyo, Tokyo Kaigen ¥450,000 - ¥900,000 per year

    Bilingual Full Stack Lead Developer responsible for developing Java based backend and Angular/Typescript. · ...


  • Tokyo IT FORCE ¥6,000,000 - ¥12,000,000 per year

    As a Senior Java Developer, you will be responsible for designing, developing, and maintaining high-performance backend systems. · Design, develop, and maintain backend services using Java and related frameworks such as Spring / Spring Boot · Build and optimize RESTful APIs and m ...


  • Tokyo Tenth Revolution Group ¥4,000,000 - ¥12,000,000 per year

    We are building a financial platform with the highest standards of security, risk management and regulatory requirements. · Build and maintain trading platform components · Design and implement new features of the core system · Evaluate and implement new technologies as needed · ...


  • Tokyo G Talent ¥4,000,000 - ¥8,000,000 per year

    We are looking for a Web Application Engineer to join our team. As a Web Application Engineer, you will work on developing and maintaining our web applications using Java and Kotlin. You will be responsible for designing, developing, and testing our web applications to ensure the ...


  • Tokyo Wipro

    Carrier services platform feature design and development Development from requirements gathering phase to releasing the application to production Develop various components/features Fix critical to trivial bugs Perform Unit Testing Evaluate existing methods and drive continuous p ...


  • Tokyo Netcracker Technology ¥300,000 - ¥600,000 per year

    If digital transformation, next-generation technology, · and growth opportunities excite you then join our Netcracker Technology team Our culture · and collaborative work environment are the keys to our success.What's in it for you? · We take complete ownership of our roles aren' ...


  • Tokyo JPMorganChase $126,000 - $141,000 per year

    We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. · , · , · ,


  • Tokyo Dassault Systèmes ¥1,500,000 - ¥3,000,000 per year

    Unlock your potential with Dassault Systèmes, a global leader in Scientific Software Engineering as a Senior Network Engineer in Tokyo, Japan. · Work on implementing Cisco Core-Distribution-Access architecture in bigger campuses and remote offices · Work on implementing Arista Un ...


  • Tokyo Wipro ¥2,000,000 - ¥2,500,000 per year

    Lead and mentor a team of developers to deliver scalable high-performance backend solutions. · 5–8 years in backend development and team leadership. · ...


  • Chiyoda FIS ¥1,200,000 - ¥1,500,000 per year

    We are looking for an experienced C++ Software Engineer, Financial Software to help grow and enhance our PTP software platform. · Analysis of user requirements and translation into solution design · Estimating and breaking down tasks · Implementation of new features and feature e ...


  • Tokyo, Tokyo G Talent

    We are looking for a Lead Software Engineer to join our team. · Anews is an AI/NLP Company · Anews offers two SaaS products: "Anews," which encourages the conception of business ideas · and their development within the organization, · , "Astrategy," a market research service tha ...


  • Tokyo ROYAL AGENT株式会社 ¥7,000,000 - ¥15,000,000 per year

    This company is a fast-growing AI-driven EdTech SaaS provider whose mission is to make · "learning and memory a part of everyday life. · ...


  • Tokyo, Tokyo G Talent

    Software engineer responsible for developing image recognition technology using machine learning and deep learning. · Develop advanced image recognition software for in-vehicle cameras and security cameras. · ...