Java Developer

We are looking for a
Senior Java Developer
to support the migration of applications to a cloud environment and contribute to building a secure, scalable, and modern data integration platform. You will work hands-on in development while also guiding best practices across the team.

Key Responsibilities

• Prepare and adapt existing Java applications for migration to a cloud environment.
• Design and implement SOAP and REST APIs, including API definitions.
• Develop and maintain applications in
  Java / Spring Boot
  .
• Build CI/CD and deployment pipelines in collaboration with DevOps teams.
• Improve security, reliability, and scalability of existing applications.
• Apply Agile and DevOps principles in development and operations.
• Contribute to guidelines, best practices, and technical documentation.
• Execute coding, testing, debugging, and peer reviews.
• Coach and support junior developers when needed.

What are we looking for?

• 5+ years
  of Java development (Java, J2EE, Spring Boot).
• 5+ years
  of SOAP and REST API design & development.
• 5+ years
  experience as technical analyst (API design).
• Strong experience in coding, testing, and debugging.
• Agile development experience, ideally in a lead or coaching role.
• Native-level
  Dutch (CEFR C2)
  and fluent
  English (CEFR C2)
  .
• Relevant degree or certifications in programming/software engineering.

Nice-to-Have Skills

• Experience with Data Science / Machine Learning (e.g., scikit-learn, TensorFlow, PyTorch).
• Team leadership and developer coaching experience.

What do we offer?

Location:
Melle, Belgium (hybrid)

Start date:
1 October 2025

End date:
31 December 2026

Contract:
Freelance or Permanent