Java Developer - Brussels
Start Date: June 2026
Duration: 12 months (with potential extensions)
Location: Brussels, Belgium (2-3 days/week on-site)
You will be working on critical financial system initiatives within a public sector client. These are large-scale, high-impact programmes focused on modernising financial infrastructure using robust and scalable Java-based solutions in a high-availability environment.
Your responsibilities
Design and develop enterprise Java applications
Deliver high-quality, scalable solutions in multi-user environments
Work closely with functional analysts to translate requirements
Maintain and enhance existing applications
Adapt systems to evolving technical and business needs
Your profile
MUST-have skills & experience:
5+ years experience as a Java Developer (enterprise environment)
Strong core Java expertise
Experience with:
REST/Web Services
WSDL, XML, XSD
JAXWS, JSON
Spring Boot (mandatory)
Container platforms (OpenShift or TKGI)
Version Control (GIT)
English (mandatory)
Nice-TO-have skills:
French or Dutch
AWS cloud experience
Test automation
Swagger/OpenAPI
Agile Scrum
Public sector experience
Eligibility requirements:
Medior-level (5+ years experience)
Right to work in Belgium (EU or valid permit)
Available May/June 2026
Working conditions
2-3 days onsite in Brussels
Flexible depending on project needs
12-month contract with extension potential