We are seeking a highly skilled Senior Full-Stack Java Developer to strengthen our development teams within the context of a major business transformation program. You will join a growing department .
Your Role
As a senior developer, you will be responsible for the end-to-end development of Java applications, supporting analysts and business stakeholders while providing expertise across the full software development lifecycle. Your contributions will include:
- Developing and maintaining business applications and components/web services
- Participating in architectural design and contributing to core building blocks
- Collaborating in technical working groups, Scrum ceremonies, and user meetings when required
- Supporting testing initiatives, technical documentation, deployment processes, and reporting activities
- Ensuring high-quality code delivery following TDD and CI best practices
Key Responsibilities
- Full-stack development using Java, Spring, and modern front-end technologies
- Integration of applications across complex multi-system environments
- Implementation of REST and SOAP web services
- Contribution to microservices, SOA, and CQRS-driven architectures
- Automated testing using JUnit, Mockito, Cypress, Selenium, and CI pipelines
- Collaboration within Agile/Scrum teams
- Coaching and supporting junior developers when needed
Required Experience & Competencies
Technical Expertise (Hands-on)
- Java (Expert)
- Spring Framework, Spring Security, Spring Batch
- JPA / Hibernate
- REST & SOAP Web Services
- SOA, Microservices, CQRS
- TDD (JUnit), CI/CD (Jenkins), Maven, Git/SVN
- Docker, OpenShift, Sonar, JBoss, Tomcat
- Frontend: HTML/CSS/JavaScript, Angular
- Databases: PostgreSQL, SQL Server
- Strong understanding of BPMN, UML, and documentation standards
- Tools: Jira, Confluence, Eclipse or IntelliJ
Nice-to-have
- Talend, ZK, Oracle, Kafka
Professional Background
- 5–7+ years of full-time Java development experience (full-stack preferred)
- Experience in complex, integrated system environments
- Strong problem-solving ability and fast understanding of existing code
- Customer-oriented mindset and strong team integration skills
Languages
- French: Native
- Dutch: Passive or active understanding (technical documentation, reading/speaking/writing)
- English: Active knowledge for team communication and documentation
Working Environment
- Hybrid mode: Up to 3 days/week homeworking
If you’re a solution-oriented developer with strong technical expertise and a passion for building robust, modern applications, we would be delighted to hear from you.
Opportunities are numerous. From bare applications development to of IT infrastructures management including conception, architecture and requirements analysis.
Although open to technologies used by our customers, ABAKUS IT-SOLUTIONS seeks mainly but not only consultants mastering: Windows and Linux Servers, networks, developments (JAVA, SAP, .NET,…) as well as highly specialized experts for example in cybersecurity or in Content Management System (CMS) (SharePoint, Drupal, WebLogic…).
In terms of non-technical competencies, ABAKUS IT-SOLUTIONS hires dynamic persons, open to the world, interested by innovation and having a keen sense of client relationship.
A very good command of English is essential, the capacity to speak French, German or Dutch is an asset.
Even though most of our positions require at least 3 years of experience, some are open to new starters.
