Br /br /Urgent - we are hiring senior Java profile / Solution Architect - experienced developerbr /br /br /Happening is urgently looking for a Java expert to join one of our clients on strategic, high-impact projects.br /br /br / br /br /br / br /br /br /Your missionbr /br /br /br /br /br /br /Design, analyze, and develop Java / J2EE solutions aligned with functional and technical requirementsbr /br /br /br /br /br /Define and implement scalable, secure, and high-performing architectures (MicroServices, API-first, cloud)br /br /br /br /br /br /Ensure code quality through best practices (TDD, CI/CD, DevSecOps, code review)br /br /br /br /br /br /Collaborate with cross-functional teams in an Agile / Scrum environmentbr /br /br /br /br /br /Coach and mentor developers when neededbr /br /br /br /br /br /Contribute to both new application development and the maintenance/evolution of existing systemsbr /br /br /br /br / br /br /br /Technical stack (non-exhaustive)br /br /br /br /br /br /br /Languages / Frameworks: Java, JEE, Spring, Spring Boot, Hibernate / JPA, Node.js (TypeScript), GWTbr /br /br /br /br /br /API Integration: REST, SOAP, JSON, XML, API design, Kafka, event-driven architecturebr /br /br /br /br /br /Frontend: Angular, HTML, CSS, JavaScriptbr /br /br /br /br /br /Databases: PostgreSQL, Oracle, PostGIS, RDBMS, NoSQL, key-value storesbr /br /br /br /br /br /Testing Quality: JUnit, Assertj, Test Driven Developmentbr /br /br /br /br /br /Tools Methodologies: Maven, GIT, Jira, Confluence, Mirobr /br /br /br /br /br /Cloud DevOps: AWS, Azure, CI/CD pipelines, DevSecOpsbr /br /br /br /br /br /Security: solid knowledge of security standards and best practicesbr /br /br /br /br / br /br /br /Profile we are looking forbr /br /br /br /br /br /br /5-9+ years of proven experience in Java development and/or architecturebr /br /br /br /br /br /Strong expertise in Spring/Spring Boot, Hibernate, JPAbr /br /br /br /br /br /Proven experience in API design, integration, and distributed environmentsbr /br /br /br /br /br /Solid knowledge of cloud architectures (AWS/Azure) and/or hybrid solutionsbr /br /br /br /br /br /Experience in Agile / Scrum, ideally with a lead developer or Solution Architect rolebr /br /br /br /br /br /Strong analytical mindset, autonomy, and excellent communication skillsbr /br /br /br /br /br /Previous experience in public sector projects is a strong plusbr /br /br /br /br /Location setup: Hybrid mission: minimum 2 days per week on-site in Belgiumbr /br /br / br /br /br /If you are a seasoned Java expert with strong experience in development, architecture, and modern best practices, and want to join a challenging project with a rich technology stack: apply now!