Java Consultant

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.