Senior Java Backend Engineer — Spring

SEIDOR in Brussels is seeking an Advanced Java Developer to design, develop and test backend components using the Spring ecosystem. You will implement REST and event-driven APIs, manage persistence layers and integrate with messaging systems to power secure, scalable applications.Join a multinational tech company with a start-up spirit; you will contribute...

Expleo seeks an experienced Java backend engineer to develop and maintain robust backend services in a fast-paced environment. You will design RESTful APIs, integrate with Kafka and Flink for distributed data processing, and participate in design reviews and automated testing.Collaboration with Agile/Scrum teams is essential to deliver reliable solutions and...

Ayesa Digital in Belgium seeks a highly experienced Back-End Software Engineer to design, develop, and evolve scalable Java-based services in a multicultural, international team. You will build RESTful APIs, work with Spring Boot, Elasticsearch, Kafka, and cloud-native patterns, and contribute to secure, high-performance back-end systems across EU...

Profectus IT BVBA is seeking an experienced Java Spring Developer with strong Angular expertise to join their team in Wisconsin, United States. The ideal candidate will be passionate about building scalable backend systems while contributing to modern, responsive front-end applications. Responsibilities include designing and maintaining enterprise-grade...

SEIDOR, a multinational technology company with a start-up spirit, seeks an Advanced Java Developer (Fully Remote) to join the Brussels team. The role focuses on designing, developing and testing back-end components within the Spring ecosystem, delivering REST and event-driven APIs, and ensuring robust authentication, persistence, and CI/CD integration.You...

Freelance JAVA Backend Engineer (senior)Freelance JAVA Backend Engineer (senior)FunctieomschrijvingVoor onze klant zijn we op zoek naar een Java Backend Engineer (senior).De afdeling Digitale Producten is de plaats waar digitale producten vorm krijgen. In nauwe samenwerking met de verschillende merken ontwikkelen wij nieuwe producten; van websites tot social...

Expleo Group is seeking an experienced Java backend developer to design, implement, and maintain scalable microservices. You will work with REST APIs, Kafka, and Flink in a distributed data environment, participating in design reviews and CI/CD practices.The role requires strong Java expertise, Spring Boot proficiency, and a background in Agile/Scrum teams,...

SEIDOR in Brussels is seeking a Senior Java Developer to design, build and test back-end components using the Spring ecosystem. You will implement REST and event-driven APIs, ensure robust security with OAuth 2.0 / OIDC / SAML, and contribute to CI/CD pipelines in a collaborative environment.You will work across code reviews, pair programming, documentation,...

Pauwels Consulting seeks a highly experienced Enterprise Architect to join its cross-functional architecture team in Brussels. You will provide technical leadership, evolve reference architectures, and drive the architectural evolution of large-scale digital systems in a hybrid work model.The role demands 8+ years in Java/Spring Boot, leadership experience,...