Java Developer (Freelance)

Posted 4 hours 25 minutes ago by TALENT - IT

Contract
Not Specified
Other
Brussel, Belgium
Job Description

About the Client

Our client is an international organisation with a strong focus on data, technology, and digital transformation. Operating in a global environment, the organisation develops innovative data-driven solutions, secure information exchange services, and business-critical platforms that support complex international operations.

To further accelerate a large-scale data transformation initiative, we are looking for an experienced Backend Java Developer to join a highly skilled technology team.

The Role

As a Backend Java Developer, you will contribute to the evolution of a strategic enterprise data platform. You will play a key role in modernising Legacy systems and building scalable, cloud-native Back End services based on a microservices architecture.

This position is fully focused on Back End software engineering and offers the opportunity to work on business-critical systems within an international environment.

Practical Information

  • Freelance assignment
  • Full-time
  • Location: Brussels
  • Immediate start preferred

Your Responsibilities

  • Design, develop, maintain, and operate Java-based Back End microservices
  • Refactor and migrate Legacy monolithic applications towards a modern microservices architecture
  • Build RESTful APIs for data access and system integration
  • Develop domain-driven and data-centric services
  • Ensure the performance, scalability, and reliability of Back End systems
  • Integrate with event streaming platforms such as Kafka
  • Contribute to CI/CD processes and DevOps practices
  • Deploy and operate services within Azure cloud environments
  • Apply modern software engineering best practices, including testing, code quality, and version control
  • Collaborate closely with data engineers, architects, and product owners
  • Leverage AI-assisted development tools such as GitHub Copilot, Claude, or similar solutions to improve development efficiency and code quality

Your Profile

  • Proven experience as a Backend Java Developer
  • Strong expertise in building and maintaining microservices
  • Experience with REST API development and system integrations
  • Familiarity with cloud-native architectures and DevOps methodologies
  • Strong focus on code quality, maintainability, and scalability
  • Comfortable working in complex and international environments
  • Excellent communication and collaboration skills

Technology Stack

Development

  • Java 21+
  • Spring Boot
  • Spring Framework

Cloud & Infrastructure

  • Microsoft Azure
  • Kubernetes
  • Docker

CI/CD & DevOps

  • GitLab
  • CI/CD Pipelines

Data & Databases

  • PostgreSQL
  • Oracle (Legacy environment)
  • SQL

Streaming & Integration

  • Apache Kafka

AI-Assisted Development

  • GitHub Copilot
  • Claude
  • Similar AI-powered development tools

What's in It for You?

  • A challenging freelance assignment within an international organisation
  • The opportunity to contribute to a large-scale digital transformation programme
  • Exposure to modern cloud-native technologies and architectures
  • Collaboration with experienced professionals across software engineering, data, and architecture
  • A key role in shaping the future of a business-critical enterprise data platform