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Full Stack Java + React Developer

Apollo Solutions

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Location:
Belgium, Brussels

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

Not provided

Job Description:

We’re looking for an experienced Full-Stack Developer (Java + React) to join a major organisation in the financial services industry in Belgium. You’ll work on a range of impactful initiatives - building scalable services, modernising customer-facing applications, and contributing to a high-performing engineering environment that supports innovation across the business.

Job Responsibility:

  • Design, develop, and maintain full-stack applications using Java (backend) and React (frontend)
  • Collaborate with product owners, architects, and fellow engineers to refine requirements and deliver high-quality solutions
  • Contribute to the development of modular, secure, and scalable APIs and services
  • Implement intuitive and responsive user interfaces that enhance customer and internal user experiences
  • Participate in Agile ceremonies and support continuous delivery practices
  • Ensure code quality through reviews, testing, and adherence to best practices
  • Help shape architectural decisions and technical direction across ongoing and greenfield projects

Requirements:

  • Strong professional experience as a Full-Stack Developer using Java (Spring ecosystem preferred) and React
  • Solid understanding of modern software engineering practices, including CI/CD, automated testing, and microservices
  • Experience working in complex, enterprise-grade environments—ideally within financial services or other regulated industries
  • Ability to translate functional requirements into clean, maintainable, and performant code
  • Comfortable working within Agile teams and collaborating closely with both technical and non-technical stakeholders
  • Strong problem-solving skills and a proactive, ownership-driven mindset
  • Fluent in English

Nice to have:

French or Dutch is an advantage

Additional Information:

Job Posted:
December 19, 2025

Employment Type:
Fulltime
Work Type:
Hybrid work
Job Link Share:

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