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# Java Senior Software Engineer

- **Company:** SA MAINSYS GROUP
- **Location:** Brussel, Belgium (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Spring Security, WildFly (JBoss AS), Queueing Systems, Spring-boot, Information Technology, Apache Kafka, Restful APIs, Docker
- **Published:** September 29, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=219a6a95c7217e9c

## About the Role

* You are a Senior Software Engineer and have a degree in computer science or equivalent [MUST HAVE]
 * At least 5 years of experience in Java development is required, with a strong focus on performance, maintainability, and ease of monitoring.

 * You speak French and are proficient in English. Dutch is an asset.
 * You have skills in Java development:

 * Java 17+
 * Build up and maintain REST API
 * Spring Suite 6 and 7 (spring-rest, spring-security, spring-boot)
 * A knowledge of JBoss EAP 8 , Jboss Server or RHBK is welcome
 * A knowledge of Docker is an asset
 * A knowledge of Message Queuing (IBM) and Kafka is an asset
 * You are dynamic, problem solving, self-taught, team spirit