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Senior C# Test Automation Engineer
  • Śrem
Senior C# Test Automation Engineer
Śrem, Śrem, Greater Poland Voivodeship, Polska
Sii Sp. z o.o.
12. 10. 2025
Informacje o stanowisku

Senior C# Test Automation Engineer

Miejsce pracy: Poznań

Technologies we use

Expected

  • C#
  • WPF
  • API
  • FlaUI/ WinAppDriver
  • Playwright/Selenium

Optional

  • Docker
  • Kubernetes

About the project

We are looking for an Automation Tester who is passionate about software quality and eager to take on the challenge of automating complex systems. You’ll work with both web and WPF desktop applications, strengthen CI/CD pipelines with automation, and collaborate in an Agile team to deliver faster and safer releases.

Your responsibilities

  • Working in an Agile team with Continuous Delivery practices
  • Designing and implementing quality gates in CI/CD pipelines
  • Creating and maintaining automated test suites in C# for web and desktop (WPF) applications
  • Expanding test coverage as new features are introduced
  • Optimizing test execution time and reliability
  • Building and maintaining automation frameworks

Our requirements

  • Having at least 5 years of experience in designing and implementing automated tests (UI, API, integration, end-to-end) in C#
  • Knowing software testing methodologies and best practices, and applying SQL in testing tasks
  • Using web automation tools such as Playwright, Selenium, or similar
  • Using desktop automation tools such as FlaUI, WinAppDriver, or similar, with fluency in WPF technology
  • Designing and maintaining automation frameworks
  • Speaking English and Polish fluently – min. B2 level
  • Residing in Poland required

What we offer

  • Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
  • Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
  • We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
  • Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
  • Comfortable workplace – class A offices or remote work
  • Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
  • PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
  • Investment in your growth – meetups, webinars, training platform and technology blog – you choose
  • Fantastic atmosphere created by all Sii Power People

Recruitment stages

  • Send your CV
  • Talk to us about your expectations
  • Learn more about our projects and choose the best
  • Start your adventure with Sii!

Sii Sp. z o.o.

Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 500 professionals and implement projects in a variety of industries for clients from many countries around the world.

The Great Place to Work title, won 10 times in a row, proves that at Sii we create a friendly work environment.

  • Praca Śrem
  • Śrem - Oferty pracy w okolicznych lokalizacjach


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