Senior Tech Lead – Java & Spring Boot
Digital
Development
Bachelor
Expert (10+)
- Location
- Brussels, Brussels-Capital
- Work type
- Consultancy
- Work model
- Fulltime, Hybrid
Our client, a prominent organization in the public social security sector, is seeking a highly experienced professional to join their cross-functional architecture team. The role focuses on providing technical leadership and driving the architectural evolution of large-scale digital systems.
Responsibilities
- Provide technical leadership to the architecture team and mentor development squads to foster continuous improvement.
- Define and evolve reference architectures while managing technological debt and long-term strategy.
- Establish SLI, SLO, and SLA frameworks and implement monitoring strategies to ensure system reliability.
- Collaborate with business stakeholders to translate complex requirements into technical specifications for strategic projects.
- Oversee the implementation of security regulations and information management standards in alignment with infrastructure teams.
- Lead the architectural design and lifecycle management for backend migration projects toward modern technology stacks.
Requirements
- 8+ years of experience in Java and the Spring Boot ecosystem.
- 8+ years of experience in technical leadership and team management.
- Expertise in frontend development using TypeScript and Angular.
- Strong background in architecture modeling using C4 or Archimate and DDD methodologies.
- Proven experience with containerization and messaging tools including Docker, Kubernetes, and RabbitMQ.
- In-depth knowledge of security and API standards such as OAuth2, OIDC, OpenAPI, and AsyncAPI.
- Experience with CI/CD pipelines, Maven, Gradle, and automated testing tools like TDD and Cypress.
- Proficiency in Hibernate and system observability with OpenTelemetry.
- Submission of a completed coding exercise response as part of the application process.
- You are fluent in French with an active knowledge of English.
Nice to Haves
- Experience within social security institutions or related public sector domains.
- Certified Scrum Master or formal ICT project management training.
- Demonstrated success in migrating legacy systems to modern Spring architectures.
Offer
- Start date: 2026-11-23
- Duration: 14 months
- Work regime: Full-time
- Location: Brussels
- Working model: Hybrid
- Contract: open to both permanent employees and freelancers
Thank you for your interest. Unfortunately, job applications are not available in your region. To ensure a high-quality match for our clients and streamline the application process, we have certain regional limitations in place. We value all potential candidates and encourage you to explore opportunities with us in the future.
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