Backend Engineer (Java, Spring Boot) – Insurance Modernization

About the role

An IT services and consulting organization is hiring a Backend Engineer in Tokyo to contribute to a large-scale digital transformation and modernization program for a global insurance client. The work covers backend systems and microservices built with Java and Spring Boot, including API development and integration, and uses platforms such as Guidewire and Salesforce. The role is hybrid, with two days per week working from home.

Key responsibilities

• Take part in the project lifecycle from design through development, deployment and release.
• Contribute to system design and architecture discussions.
• Build and maintain REST and SOAP APIs.
• Review code, investigate defects and improve software quality.
• Work closely with client, onsite and offshore teams, as well as frontend, data, QA and DevOps colleagues.

Required profile

• At least three years of hands-on system development experience with Java and Spring Boot.
• Application development experience with Oracle, MySQL or PostgreSQL.
• Experience coordinating and communicating with clients, onsite teams and offshore teams.
• Fluent Japanese (JLPT N1 or above) and business-level English.

Preferred skills

• Node.js, microservices architecture and API design.
• Agile, DevOps or CI/CD environments.
• OpenShift, containers, GitHub, Jenkins or similar tools.
• Insurance or financial services systems development.
• Test automation tools such as SoapUI or Postman.