Senior Java Software Engineer at InterEx Group
Utrecht, Utrecht, Netherlands -
Full Time


Start Date

Immediate

Expiry Date

21 Dec, 26

Salary

85000.0

Posted On

22 Sep, 26

Experience

11 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

No

Skills

Industry

Information Technology & Services

Description

About the job


We’re hiring a Senior Java Backend Engineer to join an AI Centre of Excellence and help build a greenfield, AI-native data product.

  • What we’re looking for8+ years of production Java/Spring Boot experience
  • Java 21+, Spring Boot 3+, Hibernate/JPA
  • Strong PostgreSQL and REST API experience
  • OAuth 2.1/OIDC/JWT and production security experience
  • Strong Git, PR and code review practices
  • Hands-on daily experience with GitHub Copilot agent mode, Coding Agent or similar agentic development workflows
  • Experience auditing and governing AI-generated code
  • Nice to have:Spring Modulith, Docker, Kubernetes, GitHub Actions, Azure and Databricks experience.
  • A GitHub profile or working portfolio demonstrating your engineering and AI tooling experience.


  • Key Responsibilities Own the architecture and delivery of Java/Spring Boot backend services and REST APIs
  • Design and evolve the PostgreSQL data layer, including schemas, indexing, transactions and migrations
  • Own API contracts, security, performance and scalability
  • Use AI tools and agentic workflows to accelerate development while maintaining engineering quality
  • Review and harden AI-generated code, identifying security, architectural and performance risks
  • Drive code quality through PRs, code reviews, automated testing and CI/CD quality gates
  • Own backend integration with Databricks and data contracts
  • Maintain architecture decisions, API contracts, data models and production documentation


  • What’s in it for you?Work in an AI-native engineering environment with GitHub Copilot Enterprise and agent mode from day one
  • Build a greenfield platform from first principles, without inherited technical debt
  • Work on technology supporting a global operation across 70+ countries
  • Help define AI-native engineering patterns that can scale across the wider organisation
  • Own meaningful architectural decisions and directly influence how engineering is delivered


… more


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Responsibilities

About the job


We’re hiring a Senior Java Backend Engineer to join an AI Centre of Excellence and help build a greenfield, AI-native data product.

  • What we’re looking for8+ years of production Java/Spring Boot experience
  • Java 21+, Spring Boot 3+, Hibernate/JPA
  • Strong PostgreSQL and REST API experience
  • OAuth 2.1/OIDC/JWT and production security experience
  • Strong Git, PR and code review practices
  • Hands-on daily experience with GitHub Copilot agent mode, Coding Agent or similar agentic development workflows
  • Experience auditing and governing AI-generated code
  • Nice to have:Spring Modulith, Docker, Kubernetes, GitHub Actions, Azure and Databricks experience.
  • A GitHub profile or working portfolio demonstrating your engineering and AI tooling experience.


  • Key Responsibilities Own the architecture and delivery of Java/Spring Boot backend services and REST APIs
  • Design and evolve the PostgreSQL data layer, including schemas, indexing, transactions and migrations
  • Own API contracts, security, performance and scalability
  • Use AI tools and agentic workflows to accelerate development while maintaining engineering quality
  • Review and harden AI-generated code, identifying security, architectural and performance risks
  • Drive code quality through PRs, code reviews, automated testing and CI/CD quality gates
  • Own backend integration with Databricks and data contracts
  • Maintain architecture decisions, API contracts, data models and production documentation


  • What’s in it for you?Work in an AI-native engineering environment with GitHub Copilot Enterprise and agent mode from day one
  • Build a greenfield platform from first principles, without inherited technical debt
  • Work on technology supporting a global operation across 70+ countries
  • Help define AI-native engineering patterns that can scale across the wider organisation
  • Own meaningful architectural decisions and directly influence how engineering is delivered


… more


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