Senior Full Stack Java Developer We are looking for a Senior Full Stack Java Developer to support the modernization and evolution of complex enterprise applications within a hybrid and cloud-oriented IT environment.
Responsibilities Develop, maintain, and optimize enterprise-grade applications and services
Analyze technical specifications and propose scalable and efficient solutions
Contribute to both development and technical analysis activities within Agile teams
Support the modernization of legacy systems and integration with modern architectures
Design and implement API-driven and event-driven solutions
Ensure application performance, scalability, security, and high availability
Collaborate with architects and technical teams on integration patterns, data models, and technical standards
Troubleshoot and resolve complex technical issues in interconnected environments
Promote best practices in software engineering, testing, and code quality
Required Skills 5+ years of experience in Full Stack Java development
Strong expertise in Java, Spring, and Spring Boot
Experience with microservices, REST APIs, GraphQL, and event-driven architectures
Knowledge of OpenShift, Docker, and containerized environments
Experience with Angular or ReactJS
Strong understanding of Hibernate, JPA, Maven, Git, and JUnit
Experience with relational databases such as MySQL and data modeling
Familiarity with Swagger/OpenAPI, SonarQube, SOAP, and CI/CD practices
Understanding of resilient architectures and security standards such as NIS2
Experience with Agile/Scrum methodologies and Atlassian tools
Soft Skills Strong analytical and problem-solving skills
Ability to communicate technical concepts clearly
Proactive, autonomous, and quality-oriented mindset
Capable of bridging business and technical requirements
Languages French, Dutch, and English (professional working proficiency)
Additional Information Hybrid work model
Initial on-site onboarding period of two weeks
Contract until end of the year with possible extension
Location: Brussels, Belgium
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