We are supporting a leading insurance group on several business-critical digital transformation initiatives. To strengthen a modern and modular engineering environment, we are looking for an experienced Backend Java Developer with a solid understanding of frontend technologies.
Logistics
Role: Freelance Backend Java Developer
Contract: 12 months
Location: Brussels (Hybrid - 2 days/week on-site)
Languages: English + French or Dutch
Start Date: ASAP / Flexible
Rate: Competitive & negotiable
Responsibilities
Design, develop, and maintain scalable backend services using Java and Spring Boot
Contribute to greenfield developments and the evolution of core insurance platforms
Translate business, regulatory, and compliance requirements into robust technical solutions
Apply clean code principles, TDD, and collaborative development practices (pair programming)
Support and evolve system architecture using DDD and hexagonal architecture
Work with CI/CD pipelines and containerized environments
Participate actively in code reviews, sprint planning, and other Agile ceremonies
Collaborate with frontend and integration teams when required
Required Skills
6+ years of experience as a Backend Java Developer
Strong expertise in Spring Boot
Experience with event-driven architectures (Kafka or similar)
Solid knowledge of REST APIs and relational databases (Oracle, PostgreSQL, etc.)
Hands-on experience with Docker and Kubernetes
Familiarity with CI/CD tooling (Git, GitLab, Jenkins, SonarQube)
Working knowledge of frontend technologies such as Angular, React, or TypeScript
Comfortable working autonomously within Agile/Scrum teams
Nice to Have
Experience in the insurance sector (life, non-life, claims, underwriting, or policy management)
Exposure to legacy system modernisation or modularisation programs
Knowledge of DevSecOps or security-by-design principles
Experience working in Spotify-model or squad-based organisations
Interested? Get in touch to discuss the project, context, and next steps.
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