Software Engineer in Test (SDET)

Are you an experienced Software Development Engineer in Test with a strong development background and a passion for quality engineering?

Do you enjoy working closely with software developers to build robust automated testing frameworks and improve overall product quality?

Then this SDET role could be a strong opportunity for you.

We are supporting a leading private bank in Luxembourg that is looking for a Software Development Engineer in Test (SDET) to join their Application Management team. This is a fully technical engineering role, working closely with Java and JavaScript/TypeScript developers to enhance test coverage across functional, integration, performance, and security testing.

You will report directly to the Software Development Lead and contribute to building and maintaining scalable, high-quality testing solutions in a modern software development environment.

Your responsibilities will include:

• Designing, developing, and maintaining automated test solutions
• Improving functional, integration, performance, and security test coverage
• Working closely with Java and JavaScript/TypeScript developers
• Building and enhancing robust testing frameworks
• Testing REST APIs, microservices, and Web UI components
• Integrating automated tests into CI/CD pipelines
• Supporting overall product quality throughout the software lifecycle

To succeed in this role, you should bring:

• Around 4 years of professional experience in an SDET or similar role
• Strong programming skills in Java, Python, and JavaScript/TypeScript
• Solid understanding of REST APIs, microservices, and Web UI testing
• Experience with testing frameworks such as JUnit, TestNG, Cypress, Playwright, or PyTest
• Familiarity with CI/CD tools, preferably GitLab
• Experience with cloud platforms (Azure) and containerization (Docker, Kubernetes) is an advantage
• Fluent technical English

Role details:

• Location: Luxembourg
• Workload: 100%
• Start date: 01.02.2026
• Duration: 12 month contract

If you would like to hear more about this SDET role, feel free to reach out:

📩 [email protected]

📞+41 43 508 95 78