Senior QA Automation Engineer - C#/.NET, API & UI Mastery

Luxoft Poland; Poland; On-site; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Private Medical & Dental

Life Insurance

MyBenefit program

Internal Mobility

Job summary

Luxoft Poland is seeking a Senior QA Automation Engineer (C#) to join our engineering team and drive software quality across enterprise applications. The role focuses on scalable automation solutions, testing strategies, and continuous improvement of engineering practices to deliver reliable software.

You will design and implement test frameworks with C#/.NET, cover UI and API testing, and integrate automated tests into CI/CD pipelines. Collaboration with engineers and product teams is essential.

Qualifications

• 8+ years in QA Automation or related roles.
• 5+ years building test automation with C#/.NET.
• Experience designing maintainable enterprise-grade frameworks.
• Proficient in Playwright and/or Selenium WebDriver.
• Hands-on with NUnit, xUnit, or MSTest.
• Experience automating REST APIs and UI/API testing.
• Strong SQL skills and DB validation.
• CI/CD integration with Azure DevOps, GitHub Actions, or Jenkins.
• Solid SDLC/Agile experience and strong collaboration.

Responsibilities

• Design, develop, and maintain scalable test automation frameworks.
• Define strategies for UI, API, integration, and end-to-end testing.
• Collaborate with cross-functional teams to improve quality and testability.
• Drive shift-left testing and integrate tests into CI/CD pipelines.
• Lead test planning, estimation, execution, and reporting.
• Mentor QA engineers and evaluate new tools.

Skills

QA Automation

C#/.NET

Playwright

Selenium WebDriver

NUnit/xUnit/MSTest

REST API testing

CI/CD integration

SQL

Strong communication

Education

Bachelor's degree in Computer Science

Tools

Playwright

Selenium WebDriver

NUnit

xUnit

MSTest

Azure DevOps

GitHub Actions

Jenkins

Job description

Luxoft Poland is seeking a Senior QA Automation Engineer (C#) to join our engineering team and drive software quality across enterprise applications. The role focuses on scalable automation solutions, testing strategies, and continuous improvement of engineering practices to deliver reliable software.

You will design and implement test frameworks with C#/.NET, cover UI and API testing, and integrate automated tests into CI/CD pipelines. Collaboration with engineers and product teams is essential.