Senior Java Developer

Médiane Benelux

Brussels, Belgium

2 days ago

Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Working hours

Regular working hours

Languages

Dutch, English, French

Experience level

Senior

Job location

Brussels, Belgium

Tech stack

Clean Code Principles

Java

Agile Methodologies

Automation of Tests

Cloud Computing

Software Quality

Code Review

DevOps

Hibernate

Java Persistence API

Maven

Openshift

Scrum

SQL Databases

GIT

Angular

Solid Principles

Kubernetes

gRPC

Jenkins

Microservices

Job description

Our client, a key player in the railway infrastructure sector, is looking for a Senior Java Engineer to work on business-critical applications that consolidate infrastructure data and support real-time traffic planning and monitoring.

You will design, develop, and maintain robust, scalable, and secure Java solutions within modern microservices-based architectures.

Responsibilities Design and implement new Java features and services Maintain and evolve existing applications Translate functional requirements into technical solutions Investigate and resolve complex technical issues Integrate automated tests and contribute to CI/CD pipelines Ensure code quality (Clean Code, SOLID principles, security best practices) Participate in code reviews and mentor developers

Profile / Requirements :

Technical Environment Java 11+ (Java 21 exposure), Spring (Boot, Cloud, Security), Maven, JPA/Hibernate, REST & gRPC, SQL, Git/Jenkins, Kubernetes/OpenShift, Angular exposure, Agile/Scrum, DevOps.

Requirements

10+ years of experience in Java development (expert level) Strong background in large-scale, business-critical systems Comfortable working in Agile environments Analytical, proactive, quality-driven, with mentoring capabilities

Languages French or Dutch: C2 Other national language: B1 English: B2