Senior Full-Stack Java Developer Job ID: JP054210

Senior Full-Stack Java Developer (Hybrid – Brussels) We are looking for an experienced Senior Full-Stack Java Developer to join a large-scale business transformation program focused on the modernization, refactoring, and development of enterprise business applications. The role involves contributing to both backend and frontend development within Agile teams while supporting architecture, integration, testing, and deployment activities. Key Responsibilities Develop, maintain, and refactor enterprise business applications Build and maintain application components and web services Contribute to architecture design and technical solution discussions Collaborate with technical leads, architects, analysts, and business stakeholders Participate in Scrum ceremonies, technical workshops, and user meetings Support testing, deployment, documentation, reporting, and continuous improvement activities Mentor and support junior developers when needed Required Skills & Experience Minimum 5–7 years of professional Java development experience Strong expertise in: Java and Spring Framework Spring Batch JPA/Hibernate REST and SOAP web services SOA, Microservices, and CQRS Angular, HTML, CSS, and JavaScript PostgreSQL and relational databases Maven, Jenkins, Docker, OpenShift Git/SVN JUnit, Mockito, Selenium, Cypress, and CI practices Experience with: JBoss, Tomcat, Sonar IntelliJ or Eclipse Jira and Confluence BPMN and UML documentation Familiarity with Agile/Scrum methodologies and test-driven development Ability to work in complex integrated environments and quickly understand existing codebases Strong problem-solving and teamwork skills Nice to Have Knowledge of Kafka, Talend, Oracle, or ZK Languages French or Dutch: Active knowledge English: Active knowledge Work Conditions Hybrid working model Up to 3 days remote work per week Long-term mission with possible extension beyond 2026 Location Brussels