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Senior Java Developer

Inetum


Job Location:

Brussels - Belgium

Monthly Salary: Not provided by the employer
Posted: 5 November 2026 (6 hours ago)
Application Deadline: 2 February 2027
Vacancies: 1 Vacancy

Job Summary

Are you an experienced Java Developer looking for challenging enterprise projects where you can make a real impact

At Inetum Belgium we are looking for a Senior Java Developer with strong expertise in Java Spring Boot Microservices REST APIs Cloud technologies (Azure/AWS) and modern software engineering practices.

You will work on large-scale digital transformation projects helping leading organizations design develop and maintain scalable enterprise applications. Together with architects analysts developers and business stakeholders you will contribute to innovative solutions that deliver real business value.

Forget about conventional communication styles the main language we speak is Java. If you are passionate about backend development cloud-native architectures software craftsmanship and continuous learning you might be the next Java expert Inetum Belgium is looking for.
 

As a Medior - Senior Java Developer you will:

  • Develop maintain and improve enterprise-grade Java applications.
  • Design and implement scalable backend solutions using Java and the Spring ecosystem.
  • Build and maintain RESTful APIs and integration services.
  • Contribute to microservices and event-driven architectures.
  • Collaborate with architects analysts and development teams on complex cross-project initiatives.
  • Participate actively in Agile and Scrum ceremonies.
  • Identify opportunities for technical improvements and software optimization.
  • Take ownership of software quality through unit testing integration testing and code reviews.
  • Ensure the delivery of well-designed maintainable testable and efficient code.
  • Support and coach junior developers when needed.
  • Contribute to development standards best practices and technical documentation.

Qualifications :

Required

  • Minimum 5 years of hands-on experience in Java Development with expertise in backend and/or full stack application development.
  • Proven experience designing developing and maintaining enterprise-scale software solutions.
  • Strong analytical and problem-solving skills.
  • Experience working in Agile development environments.
  • Ability to communicate effectively with both technical and non-technical stakeholders.

Technical Skills & Experience

  • Java (Java 8/11/17)
  • Spring Boot Spring MVC Spring Data & Spring Security
  • REST APIs SOAP XML & JSON Integrations
  • Microservices & Event-Driven Architectures
  • Hibernate & JPA
  • Maven & Gradle
  • Azure and/or AWS
  • Enterprise Application Servers (JBoss WildFly WebSphere Oracle Middleware)
  • Tomcat and similar runtimes
  • CI/CD & DevOps Practices
  • Automated Testing & Software Quality
  • Agile & Scrum Methodologies
  • AI-Assisted Development (GitHub Copilot Microsoft Copilot)
  • Fluent English
  • Professional working proficiency in Dutch and/or French

Additional Information :

What We Offer

  • A competitive salary package aligned with your experience expertise and impact.
  • Company car with fuel/charging card or the option to choose a mobility budget.
  • 32 days of annual leave to help you maintain a healthy work-life balance.
  • Group insurance and hospitalization insurance for added peace of mind.
  • Flexible working arrangements hybrid working opportunities and access to satellite offices.
  • Extensive learning and development opportunities including training programs technical workshops and certification tracks.
  • The opportunity to continuously grow your expertise in Java Cloud AI and modern software engineering practices.
  • Knowledge-sharing communities coaching and collaboration with experienced experts across different technology domains.
  • Challenging enterprise and digital transformation projects for leading organizations in Belgium.
  • A people-focused culture where innovation collaboration and continuous improvement are encouraged every day.

Interested Ready to take the next step in your career Apply today and discover how you can contribute to innovative projects while growing your expertise in Java Cloud and modern software development. Interested in a freelance contract instead Feel free to reach out and lets explore the opportunities together.


Remote Work :

No


Employment Type :

Full-time


About Company

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Inetum is a European leader in digital services. Inetum’s team of 28,000 consultants and specialists strive every day to make a digital impact for businesses, public sector entities and society. Inetum’s solutions aim at contributing to its clients’ performance and innovation as well ... View more

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