Freelance Project: Senior Test Engineer
Start: ASAP
Duration: Until September 2026 (extension possible)
Work Regime: Full‑time, hybrid (2 days onsite)
Location: Mechelen region
Languages: English (mandatory), Dutch (plus)
Role
As a Test Engineer, you are responsible for end‑to‑end validation of complex IT solutions. You combine testing with analysis, configuration, and documentation, ensuring systems perform correctly across both frontend and backend.
Responsibilities
* Perform end‑to‑end testing (INT, UAT, PRD)
* Analyze business and technical requirements
* Configure test environments and manage test data
* Create test plans and follow up on defects
* Document processes and existing solutions
* Coordinate validations and technical implementations
* Collaborate with internal teams and external partners
* Support releases and fixes
Profile
* Minimum 8 years of experience in testing within complex environments
* Strong experience in end‑to‑end testing (frontend & backend)
* Solid knowledge of SQL and databases
* Experience with APIs (REST/SOAP)
* Programming experience in Java and scripting (e.g. Playwright)
* Familiarity with ELK stack, GitLab and Agile methodologies
* Strong communication skills, autonomous and adaptable
Nice‑to‑Have
* Experience in IoT, mobile or integration environments
* Familiarity with Jira, Confluence and test frameworks
* Knowledge of billing, provisioning or system flows