Senior Software Engineer (Java)

Fancy helping to shape the future of FinTech?

We have always been innovators. In 1996 we were the first company to share exchange rate information, free of charge on the internet. Today, we are a world leading online trading group.

Join us to:

• Help build the future of online trading
• Be part of a culture driven by integrity and global impact
• Become part of an award-winning company - check out our full list of awards here

We are only as good as our people. Luckily, our people are the best. Join us!

How do we work?

As a Senior Software Engineer based in our Tokyo office, you will be at the center of our development lifecycle. This is a permanent, full-time position where you’ll be responsible for application and systems development, including business analysis and application design. You may be involved in coordination on projects and/or system maintenance activities.

In this role, you will:

• Master current and emerging technologies while balancing broad codebase visibility with deep, specialized expertise in key system areas.

• Lead pipeline enhancement discussions, mentor the team on scripts and tooling, and drive decisions regarding system performance and stability.

• Contribute to system design discussions, architect modules within business constraints, and advocate for innovative, technically advanced solutions.

• Review code, implement improvements, enforce engineering standards, and drive major functional changes.

• Assess testing requirements and evaluate new tools within our established methodologies.

• Write comprehensive functional and technical design specifications.

• Provide technical support to employ customer-oriented behaviours

• Contribute to process reviews by proposing practical, effective, and implementable improvements.

• Execute complex projects by breaking down undefined tasks, forecasting resource needs and pivoting strategies to ensure the team consistently meets its objectives.

• Strengthen the team by actively contributing to the recruitment lifecycle, interviewing candidates and resolving interpersonal conflicts to foster a healthy, collaborative environment.

• Collaborate with stakeholders by effectively presenting plans, building cross-functional partnerships and facilitating open communication to drive collective decision-making.

• Take technical initiative by leading projects, providing thought leadership and actively mentoring team members to elevate the group's expertise and overall performance.

What skillset do you need to be successful in this role?

Minimum Qualifications (required):

• Professional Engineering Expertise. Significant experience in software development, with Java being a mandatory requirement (additional experience in PHP or Python is a plus). Proven track record of handling the entire development lifecycle independently.

• Full-Stack Mindset. A proactive, "can-do" attitude toward both front-end and back-end development, with the ability to navigate through the entire system architecture rather than focusing on a single layer.

Preferred Qualifications ( Nice to have):

• System Migration & Modernization. Experience in leading or contributing to system migration projects, especially in moving away from legacy architectures or individual-dependent systems.

• Salesforce Customization. Hands-on experience with Salesforce customization and integration to streamline business operations.

• Cloud & Infrastructure. Experience with GCP/AWS, Docker, and Kubernetes.

• Data Proficiency. Strong skills in SQL for data extraction and analysis.

• Financial Domain Knowledge. Understanding of FX/CFD trading or experience working in regulated environments (compliance, AML, etc.).

• Language Skills. Proficiency in Japanese for local office collaboration and English for technical communication with global teams.

• AI Tool Integration. Familiarity or interest in AI-assisted coding tools to drive team productivity.

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At OANDA, to help us efficiently process applications, we use AI-driven tools to help source and rank candidates based on professional experience and skills. While these tools provide recommendations, our recruitment process remains human-centric: all final shortlisting and hiring decisions are made by OANDA team. You have the right to request a human review of your application.

OANDA Global Corporation is a diverse and global team with offices around the world. We value the unique skills and experiences each individual brings to OANDA. We are committed to creating and sustaining a collegial work environment in which all individuals are treated with dignity and respect and one which reflects the diversity of the community in which we operate. We provide an inclusive and accessible environment for everyone. Candidates selected for an interview will be contacted directly. If you require accommodation during the recruitment and selection process, please let us know. We will work with you to provide as seamless a recruitment experience as possible.

Learn more about our culture here.

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