Senior Test Automation Engineer

Reference number: Ref_id:919 | Created on: April 1, 2026

LuxService.eu

€400 - 460 day rate    Freelance or B2B

Job description

LuxService is seeking a highly experienced Senior Test Automation Engineer fluent in English, to be based in Luxembourg. The work will be carried out at the company's premises or on site at customer premises. The successful candidate will be integrated in the Development team, closely cooperating with a major client's IT team on site.

Key responsibilities

  • Create and manage an automation end-to-end regression suite that is run daily and on every release;
  • Manage all the dependencies needed to keep this suite up & running (environments, data, endpoints);
  • Proactively investigate the causes of failures in test cases and fix them;
  • Collaborate with team leads, tech leads business analysts, developers and other testers to understand requirements and ensure consistency and coherence of automation suite;
  • Document the automated testing test cases.

Required skills and competence

  • University Degree at a related field
  • 10+ years of experience
  • Java 17 or later;
  • JUnit;
  • SeleniumMaven;
  • GitMockito or similar mocking tools;
  • DBUnit, similar tool;SQL;
  • web services protocols (REST, SOAP);
  • API tools (SoapUI, Postman, etc.)
  • RestAssured
  • interface mocking tools like WireMock
  • Load test tools (eg: JMeter, SoapUI)
  • Docker
  • CI/CD experience (Azure DevOps)

Apply now to:

Senior Test Automation Engineer