Automation Tester - C#/Playwright (.NET 8)

Cognizant; Greater London; On-site; GBP 45,000 - 75,000; Full time

Job summary

Cognizant is seeking an experienced Automation Tester to join our QA team. The role focuses on maintaining and extending a .NET test automation framework built on Reqnroll (BDD) and Microsoft Playwright on .NET 8.

You will craft Gherkin feature files, step definitions, and page objects to support new and changed functionality. Responsibilities include contributing to a shift-left testing model, resolving test flakiness, and enhancing the Azure DevOps CI/CD pipeline.

Qualifications

• Solid hands-on C# experience in .NET 8.
• Experience writing and maintaining BDD feature files with SpecFlow.
• Ability to write clear Gherkin scenarios using Given/When/Then.
• Test framework experience in NUnit or xUnit in .NET.
• Strong Page Object Model implementation.
• Experience with Git PR workflows and branch strategies.
• Excel-based test data management using EPPlus or similar.
• Ability to write and validate SQL queries for test data retrieval.
• Structured logging with Serilog in a test context.

Responsibilities

• Maintain and extend the Reqnroll (SpecFlow) BDD automation framework in C#/.NET 8.
• Write and review Gherkin feature files, step definitions and page objects.
• Ensure automated tests are submitted with PRs to support shift-left testing.
• Investigate and resolve test flakiness and replace sleeps with waits.
• Maintain and enhance the Azure DevOps CI/CD pipeline for tests.
• Triage pipeline failures and distinguish test vs. environment issues.
• Collaborate with DevOps to configure and maintain agent pools.
• Manage test data in Excel and databases with environment isolation.
• Participate in sprint ceremonies and provide test estimates and risk notes.

Skills

C# (.NET 8)

Playwright

Reqnroll or SpecFlow

Gherkin / BDD

NUnit or xUnit

Page Object Model

Git

Excel test data management

SQL

Serilog

Tools

Microsoft.Playwright

EPPlus

SQL tooling

Job description

Cognizant is seeking an experienced Automation Tester to join our QA team. The role focuses on maintaining and extending a .NET test automation framework built on Reqnroll (BDD) and Microsoft Playwright on .NET 8.

You will craft Gherkin feature files, step definitions, and page objects to support new and changed functionality. Responsibilities include contributing to a shift-left testing model, resolving test flakiness, and enhancing the Azure DevOps CI/CD pipeline.