Senior Test Automation Engineer C#/.Net Warsaw, Gdańsk, Gdynia

Diverse CG Sp. z o.o. Sp.k.; Warszawa; Sur place; PLN 200 000 - 280 000; Plein temps

Avantages offerts par ce poste

Private medical care

Co-financing for the sports card

Dedicated consultant support

Résumé du poste

DCG seeks a Senior Test Automation Engineer to design, develop and maintain automated tests in a .NET 8 environment. You will implement Playwright-based UI tests using the Page Object Model and develop API tests with HttpClient/RestSharp.

The role requires 5+ years in .NET test automation, NUnit experience, CI/CD familiarity (Bitbucket/Bamboo), and strong English communication. Join a team delivering robust, scalable test solutions within a dynamic project portfolio.

Qualifications

• 5+ years of test automation in .NET environments.
• Experience with Pega platform or applications built on Pega.
• Strong C# skills and .NET 8 testing experience.
• Experience with NUnit and test runners.
• Familiar with CI/CD pipelines: Bitbucket and Bamboo.
• Proficiency in Git workflows and code reviews.
• Excellent written and spoken English.

Responsabilités

• Design, develop and maintain automated test suites in a C# / .NET 8 environment.
• Implement UI test automation using Playwright with Page Object Model (POM).
• Develop API automation tests using HttpClient or RestSharp, including JSON validation and schema checks.
• Build and maintain robust test architecture with reusable helpers, stable selectors and retry/backoff strategies.
• Investigate test failures and provide effective debugging and failure diagnostics.
• Contribute to improving test reliability and efficiency across the development lifecycle.

Connaissances

Test automation

C# / .NET 8

English proficiency

Bug diagnosis

Outils

Playwright

HttpClient/RestSharp

NUnit

Bitbucket

Bamboo

Git

Description du poste

Position: Senior Test Automation Engineer

As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking for:

Senior Test Automation Engineer

Responsibilities:

• Design, develop and maintain automated test suites in a C# / .NET 8 environment
• Implement UI test automation using Playwright, applying the Page Object Model (POM) design pattern
• Develop API automation tests using tools such as HttpClient or RestSharp, including JSON validation and schema checks
• Build and maintain robust test architecture, including reusable helpers, stable selectors, and retry/backoff strategies to reduce test flakiness
• Investigate test failures and provide effective debugging and failure diagnostics
• Contribute to improving test reliability and efficiency across the development lifecycle

Requirements:

• 5+ years of experience in test automation within .NET-based environments
• Experience working with Pega platform or applications built on Pega
• Strong knowledge of C# (modern language features) and writing automated tests in .NET 8
• Experience with test frameworks such as NUnit and related test runners
• Experience with CI/CD pipelines, particularly Bitbucket and Bamboo
• Solid understanding of Git workflows, code review practices, and maintaining automated test pipelines
• Very good command of English (oral and written)

Offer:

• Private medical care
• Co-financing for the sports card
• Constant support of dedicated consultant

Personal Consulting Agency (License No. 4642)