Senior Java Developer – Agile, TDD & DevOps (Rail ICT)

Médiane Système limited; Brussel Hoofdstad; On-site; EUR 90,000 - 120,000; Full time

Benefits offered by this job

Attractive salary package

Mobility package (transport or car)

Group Insurance

Meal vouchers

Eco vouchers

Training opportunities

Job summary

Médiane Benelux is seeking an experienced Senior Java Developer to join a team delivering critical applications supporting digital transformation and operational excellence in the railway ICT sector. The consultant will contribute to high-impact projects in a dynamic ICT environment, working in an Agile/Scrum team of software engineers and analysts, with emphasis on security, quality, and reliability.

The ideal candidate will bring deep Java expertise, strong collaboration skills, and a

Qualifications

• Java expertise with v8 or higher (min 10 years)
• Spring Framework experience (min 15 years)
• TDD experience (JUnit, Mockito, etc.)
• CI/CD tooling (Git, Jenkins, Artifactory)
• DevOps practices (CI/CD, automation)
• Hibernate & JPA proficiency
• SQL databases (PostgreSQL, MySQL, Oracle)

Responsibilities

• Design, develop, and maintain Java applications.
• Ensure high-quality code through testing and documentation.
• Apply Test-Driven Development (TDD) principles to ensure reliability.
• Participate in Agile/Scrum ceremonies and continuous improvement.
• Implement CI/CD pipelines and DevOps practices for automation.
• Troubleshoot and resolve complex bugs and performance issues.
• Maintain a secure, well-structured codebase complying with standards.

Skills

Java

Spring Framework

JUnit/Mockito

CI/CD

Hibernate/JPA

SQL databases

Education

Bachelor's degree in Computer Science

Tools

Git

Jenkins

Artifactory

Job description

Médiane Benelux is seeking an experienced Senior Java Developer to join a team delivering critical applications supporting digital transformation and operational excellence in the railway ICT sector. The consultant will contribute to high-impact projects in a dynamic ICT environment, working in an Agile/Scrum team of software engineers and analysts, with emphasis on security, quality, and reliability.

The ideal candidate will bring deep Java expertise, strong collaboration skills, and a