Senior Java / Angular Developer

– 12 months – Brussels, Belgium

At RELYzIT, we don't recruit — we build. We unite exceptional builders: engineers, architects, creators, across the BENELUX and the GCC. Vetted through VECTOR7™'s multi-signal evaluation, you evaluate once and carry that credential forever. This is more than work. This is where builders build the future.

Intro

RELYzIT Talent is seeking elite Senior Java / Angular Developers for a high-impact freelance mission with our client, a central force in the digital transformation of the Belgian public sector. This is your opportunity to shape the future of public digital services, working on projects that matter to millions. Join a builder-first community where your expertise is recognized, your impact is tangible, and your credential is for life.

Why This Role Matters

As a Senior Java / Angular Developer, you will be instrumental in delivering mission-critical applications that drive digital transformation for public sector beneficiaries. Your work will directly influence the modernization of essential services, from education to justice, ensuring accessibility, security, and efficiency for citizens and administrators alike. This is a role where your code becomes the backbone of societal progress.

What You’ll Be Doing

• Designing and architecting robust, scalable features in collaboration with analysts, technical leads, and fellow developers.
• Developing and evolving both backend (Java, Spring Boot) and frontend (Angular 21) components for high-impact applications.
• Ensuring code quality through rigorous unit and integration testing (JUnit, Mockito), code reviews, and adherence to Clean Code principles.
• Participating in the full software lifecycle: from technical design and implementation to deployment and delivery across multiple environments.
• Refactoring and enhancing existing codebases to improve maintainability, performance, and reduce technical debt.
• Collaborating daily within Agile/SCRUM teams, contributing to ceremonies, and sharing knowledge to drive continuous improvement.
• Documenting solutions and sharing technical insights to empower your team and ensure project continuity.
• Supporting the deployment process using CI/CD pipelines (GitLab CI/CD, Docker, Maven, Nexus) and ensuring smooth delivery of features.
• Maintaining compliance with GDPR, accessibility standards, and established architectural guidelines.
• Engaging in hybrid work, balancing on-site collaboration with remote flexibility (minimum 50% on-site presence required).

Technical Skills

• Angular 21 / Angular Material (Confirmed)
• Java (Java 8 / JEE7, Java 21) (Confirmed)
• Spring / Spring Boot / JPA (Confirmed)
• NgRx (Confirmed)
• DB2 / MySQL (Confirmed)
• Flyway (Confirmed)
• REST / OpenAPI (Confirmed)
• JUnit / Mockito (Confirmed)
• CI/CD Deployment (Docker, GitLab CI/CD, Maven, Nexus) (Confirmed)

Language Proficiency

Fluency in French is mandatory (all project communication and documentation are conducted in French).

Other Requirements

• Proven experience working in Agile/SCRUM environments.
• Demonstrated ability to collaborate with cross-functional teams (analysts, testers, developers, project managers).
• Strong commitment to code quality, maintainability, and continuous improvement.
• Ownership mindset: proactive in identifying risks, sharing challenges, and driving solutions.
• Hybrid work model: minimum 50% on-site presence in Brussels required.
• Freelance position: full-time engagement for 12 months, with the potential for extension based on project needs.
• Eligibility to work in Belgium and availability for on-site collaboration as required.

About the Projects

• Digital Single Window: Build a secure, multilingual platform centralizing access to public services, ensuring GDPR compliance and seamless user experience.
• Student Support File: Develop tools for personalized educational monitoring, helping reduce school failure and streamline administrative processes.
• Parajudicial Information System: Create solutions for justice sector efficiency, enabling better workload management and service delivery.

Why Join RELYzIT Talent?

Be part of a builder-first community where your expertise is valued and your credential is recognized for life through VECTOR7™’s multi-signal evaluation. Work on projects that have a real, lasting impact on society and public services. Collaborate with top-tier talent across BENELUX and the GCC, in a culture that celebrates innovation, ownership, and continuous learning. Enjoy a professional yet approachable environment that empowers you to do your best work, every day. Ready to build the future with us? Upload your CV now and join the RELYzIT Talent community of elite builders.