**Role & seniority: ** Senior IT Automation Tester (test automation + diagnostics; occasional manual testing)

**Stack/tools: ** C#/.NET (incl. .NET 8), NUnit, SQL, Git, CI/CD automation tools (Bitbucket, Bamboo), test frameworks/runners, Pega platform

**Top 3 responsibilities: **

Build, maintain, and scale automated test suites for C#/.NET applications
Integrate and maintain tests within CI/CD pipelines (Bitbucket/Bamboo)
Perform failure diagnostics/debugging and support both automated/manual testing when needed
Must-have skills:
- 2+ years in test automation with C#/.NET
- Strong SQL and database testing experience
- Git proficiency, including code review practices and pipeline maintenance
- NUnit experience with test execution frameworks/runners
- Advanced English
- Strong troubleshooting/failure diagnostics/debugging
- Exposure to Pega; ability/willingness to do manual testing as required
Nice-to-haves: Not explicitly stated (Pega exposure mentioned as must-have)
Location & work type: Warsaw or Gdynia (Poland); Hybrid: ~50% remote, 2–3 days/week in office; Full-time (40h/week)
Compensation (context): Up to 130 PLN/h net + VAT (B2B)

Full Description

Senior IT Automation Tester

About the role

We are looking for a Senior IT Automation Tester to join the team of our international client. You will be responsible for building, maintaining, and scaling automated test suites for C#/.NET applications, as well as performing failure diagnostics and debugging. In this role, you will be working closely with CI/CD pipelines and the Pega platform, taking on both automated and manual testing tasks when necessary.

Please note: Optiveum is the recruitment and contracting party for this role. You will sign the cooperation agreement directly with us.

Key Details

Rate: Up to 130 PLN/h net + VAT (B2B)

Work mode: Hybrid (50% remote / 2-3 days per week in the office)

Location: Warsaw or Gdynia (Poland)

Time: Full-time (40 hours/week)

Must-have skills & requirements

2+ years of experience in test automation using C# and .NET technologies (including .NET 8).
Strong SQL knowledge and experience working with databases.
Experience with CI/CD automation tools (preferably Bitbucket and Bamboo).
Proficiency in Git, including code review practices and test pipeline maintenance.
Experience with NUnit and test execution frameworks/runners.
Exposure to the Pega platform and related solutions.
Strong troubleshooting, failure diagnostics, and debugging skills.
Willingness to perform both automated and manual testing when required.
Advanced English (both written and spoken).

What we offer

Long-term cooperation and transparent contract conditions through Optiveum.
Opportunity to work with an international team on scalable enterprise solutions.
A hybrid work environment giving you the right balance of office collaboration and remote focus.
Ready to join? Apply now and let’s discuss the details!