Java Developer

Location: Brussels, Belgium

Work Mode: Hybrid – 3 days/week onsite

Language: English required; French/Dutch

Role Summary:

We are looking for a Java Developer with strong Java and Spring Boot experience to support the delivery of API-enabled Domain Services. The role involves developing scalable services and integrations using modern, cloud-native and event-driven architectures.

Key Responsibilities:

- Develop and maintain applications using Java and Spring Boot.
- Build and integrate REST APIs, SOAP services and GraphQL APIs.
- Implement asynchronous and event-driven integration patterns using Apache Kafka and messaging systems.
- Work with Domain Services and API-enabled business solutions.
- Follow software development standards,



coding best practices and DevOps processes.
- Collaborate with development, integration and business teams to deliver high-quality solutions.
- Contribute to CI/CD, monitoring and logging within cloud-native environments.

Must-Have Skills:

- Java
- Spring Boot
- GraphQL
- Apache Kafka
- REST API & SOAP
- Event-driven architecture / asynchronous integration
- Git / DevOps
- Good software development standards

Language: English is mandatory; French or Dutch is an advantage.

Main Skill:Java + Spring Boot

Secondary Skills: Kafka, GraphQL, REST/SOAP, AWS, Kubernetes, DevOps

📌 Java developer (España)
🏢 Ubique Systems
📍 España