Job Description

Career Opportunity for a Senior Software Engineer in Japan!

■ Senior Software Engineer

■ Company Overview

A leading Japan-headquartered global financial services organization with a strong presence across Asia, Europe, and the Americas. The company is known for its long-standing market reputation and is currently investing heavily in technology modernization, cloud platforms, and backend engineering to support mission-critical global systems.

■ Your Role and Responsibilities 

● Own the architecture and design of scalable backend services and REST APIs using Java and Spring Boot, ensuring solutions are robust, secure, and production-grade.

● Design, develop, and maintain frontend applications using React, integrating cleanly with backend systems.

● Take end-to-end ownership of deliverables - from design and development through deployment, monitoring, and maintenance.

● Lead or contribute significantly to application modernization efforts, including migrating legacy integration platforms to modern, cloud-native architectures.

● Containerize and operate services using Podman/Kubernetes, and build/maintain CI/CD pipelines for reliable delivery.

● Mentor other engineers, share architectural and design expertise, and raise the technical bar across the team.

● Use AI-assisted development tools and techniques responsibly to improve productivity and software quality.

● Write clean, efficient, secure, and well-tested code; champion best practices through code reviews and technical discussions.

● Troubleshoot production issues and provide reliable, sustained application support.

● Collaborate closely with product managers, designers, QA engineers, business stakeholders, and other developers, participating fully in Agile ceremonies.

● Build and apply business domain knowledge to make informed technical trade-offs and engage directly with business stakeholders.

■ Experience and Qualifications

● 10-12 years of professional software engineering experience, with demonstrated architectural and design ownership of production systems.

● Strong, hands-on proficiency in Java and Spring Boot, with deep hands-on expertise rather than surface-level familiarity.

● Proven experience developing RESTful APIs and working with relational databases.

● Solid, practical experience with DevOps practices, Podman, Kubernetes, and CI/CD pipelines.

● Demonstrated ability to take end-to-end ownership of deliverables and deliver robust, production-grade solutions.

● Experience mentoring other engineers and acting as a technical point of contact within a team.

● Familiarity with Git, unit testing, and Agile development practices.

● Ability to apply AI tools and techniques effectively in software development.

● Fast learner with a track record of picking up new technologies quickly.

● Strong problem-solving, communication, and teamwork skills, including the ability to build business domain knowledge over time.

● Willingness to be based in Tokyo and collaborate directly with local and global business stakeholders.

■ Additional Preferred Qualifications

● Professional experience with React, and/or TypeScript.

● Exposure to cloud platforms such as AWS and cloud-native/microservices architecture.

● Experience with enterprise messaging systems and migrating integration platforms to modern alternatives.

● Japanese language proficiency is a plus.

■ Good Reasons to Join

● Work on impactful technology solutions within a leading global financial services organization and grow your expertise in a dynamic international environment.

■ Work Location

Tokyo, Japan
 

Details will be provided during the meeting.