At ABAKUS IT SOLUTIONS, we are looking for an experienced Senior Java Software Engineer to contribute to the development of a critical connectivity module exposing and processing enterprise data through modern, event-driven architectures. This role is ideal for a seasoned software engineer who enjoys clean design, test-driven development, and working on complex, high-impact systems. As a Senior Java Backend Engineer, you will be involved in the design, development, and evolution of Java-based services that integrate data from multiple sources and expose them through secure and performant interfaces.
Your Role & Missions
- Designing and developing interfaces within a Java / Spring Boot-based connectivity module
- Implementing web services to expose data and process incoming events using Kafka and messaging platforms
- Applying strong object-oriented design principles, design patterns, and clean code practices
- Developing solutions following test-driven development (TDD) and automated testing principles
- Ensuring high code quality through unit, integration, and regression testing
- Collaborating with cross-functional teams to understand business requirements and translate them into technical solutions
- Participating in build, deployment, and release automation using CI/CD pipelines
- Contributing to system reliability, scalability, and performance
- Maintaining clear and concise technical documentation
Qualifications & Mandatory Experience
- A Master’s degree in Computer Science, Mathematics, Physics, Engineering, or equivalent practical experience
- 7+ years of experience as a Software Engineer with strong expertise in Java and SQL
- Solid experience in Java back-end development with Spring Boot
- Strong knowledge of object-oriented design and programming
- Hands-on experience with test automation and TDD (Cucumber is a plus)
- Experience with source control, build, and release automation (GitHub, Jenkins)
- Professional working proficiency in English
- Experience working in Agile environments
- Background in financial services or insurance environments is an advantage
Why Join ABAKUS IT SOLUTIONS?
- Work on technically challenging, enterprise-grade systems
- Collaborate with experienced engineers in a professional and supportive environment
- Be involved in end-to-end development, from design to production
- Strengthen your expertise in modern Java, event-driven architectures, and CI/CD
- Join a company that values technical excellence, autonomy, and continuous learning
If you enjoy designing clean, scalable Java back-end solutions and want to contribute to complex, data-driven platforms, we would be happy 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.
