Java Developer ( Back-end )

I am seeking a back end Java Developer to join an international team in Brussels. This is a long term contract role and offers a hybrid working model, up to 5 days per month at the customer site, otherwise remote working is possible.

Tasks and Responsibilities of the Java Developer

• Development of back-end website applications.
• Implement core business logic.
• Creation of servers and databases for functionality.
• Understanding and implementation of security and data protection.
• Cross-platform optimization.
• Design responsive applications.
• Design and develop APIs.
• Participating in the design and creation of scalable software.
• Taking lead on projects, as needed.
• Maintenance of code integrity and organization.
• Writing clean, functional code for the back-end and possibly front-end applications.
• Compile and analyze data, processes, and codes to troubleshoot problems and identify areas for
• improvement.
• Testing and fixing bugs or other coding issues.
• Meet both technical and consumer needs.
• Write technical documentation.

Required skills and experience of the Java Developer

• A Bachelor degree and at least 13 years of experience (or a Master degree and at least 9 years experience)
• Back-end development expertise using Java 8+, Spring, Spring Boot, Java EE, and Hibernate; familiar with microservices architecture and CI/CD pipelines (e.g., Bamboo).
• Cloud and infrastructure skills, including development on AWS, API Gateway configuration with OAuth 2, containerization with Docker, and knowledge of Kubernetes (a plus).
• Security and integration experience, covering OpenID Connect, SSO, SSL/TLS configuration, reverse proxy setup, and application server management (e.g., Oracle WebLogic).