Senior QA Automation Specialist with C#

Poland and Central-Eastern Europe; United States; Remote; USD 62,000 - 101,000; Full time

Job summary

Xebia is a global AI-first, digital transformation, and engineering partner. The team of 5,000 professionals across 16 countries enables organizations to design and build scalable products, platforms, and data-driven solutions.

This role focuses on designing, developing, and maintaining automated tests for frontend and backend apps, using C# with Selenium and/or Playwright, and performing API tests with RestSharp within CI/CD pipelines. EU work permit is required.

Qualifications

• At least 5 years of experience in test automation.
• Strong frontend and backend test automation experience.
• Proficiency in C#.
• Good understanding of the software development lifecycle (SDLC).
• Experience in manual testing.
• Hands-on experience with Selenium and/or Playwright.
• Experience with RestSharp for API testing.
• Experience in testing web applications.
• Practical experience with CI/CD pipelines.
• Practical experience using AI-powered assistants to improve productivity, quality, or decision-making in software delivery.

Responsibilities

• Designing, developing, and maintaining automated tests for frontend and backend applications.
• Performing manual testing to ensure comprehensive test coverage.
• Contributing to quality assurance throughout the software development lifecycle (SDLC).
• Developing and maintaining automated test scripts using C# and Selenium and/or Playwright.
• Performing API testing using RestSharp.
• Integrating and maintaining automated tests within CI/CD pipelines.
• Testing web-based and desktop applications.
• Collaborating with developers and other team members to identify, investigate, and resolve quality issues.

Skills

C#

Selenium

Playwright

API testing

CI/CD

Manual testing

Accessibility testing

AI tools

Tools

RestSharp

Job description

Xebia is a global AI-first, digital transformation, and engineering partner.With over 25 years of experience and a team of 5,000 professionals across 16 countries, we help organizations design and build scalable products, platforms, and data-driven solutions.

We specialize in Artificial Intelligence, Data and Cloud, Intelligent Automation, and Digital Products, combining deep technical expertise with a strong focus on engineering excellence and a people-first culture.

In the CEE region, we’re a team of nearly 1,000 experts delivering modern applications, data platforms, and AI solutions for clients such as Millennium, ING, Play, Edenred, Arabian Drilling, FedEx, Leroy Merlin, Truecaller, Volotea, Schmitz Cargobull, and many, many more. We work with leading technologies including AWS, Azure, GCP, Databricks, and Snowflake, and combine strong engineering culture with a consulting mindset and a continuous focus on growth and knowledge sharing.

You will be:

• designing, developing, and maintaining automated tests for frontend and backend applications,

• performing manual testing to ensure comprehensive test coverage,

• contributing to quality assurance throughout the software development lifecycle (SDLC),

• developing and maintaining automated test scripts using C# and Selenium and/or Playwright,

• performing API testing using RestSharp,

• integrating and maintaining automated tests within CI/CD pipelines,

• testing web-based and desktop applications,

• performing accessibility testing to ensure applications are accessible to users,

• collaborating with developers and other team members to identify, investigate, and resolve quality issues.

Your profile:

• at least 5 years of experience in test automation,

• strong experience in frontend and backend test automation,

• proficiency in C# ,

• good understanding of the software development lifecycle (SDLC),

• experience in manual testing,

• hands-on experience with Selenium and/or Playwright ,

• experience with RestSharp for API testing,

• experience in testing web applications,

• practical experience with CI/CD pipelines,

• practical experience using AI-powered assistants (e.g. Claude Code, GitHub Copilot, Cursor) to improve productivity, quality, or decision-making in software delivery,

• Work from the European Union region and a work permit are required.

Nice to have:

• Experience applying GenAI in a more structured way within the SDLC, including defined workflows, prompt patterns, or tool integrations embedded into daily work.

• Interest in and familiarity with emerging AI-driven practices (e.g. agent-based workflows, automation patterns, AI-augmented development), with a willingness to explore and experiment beyond standard approaches.

Recruitment Process:

CV review – HR call – Interview – Decision