Test Automation/SDETs (.Net/C#)

We are a Global Recruitment specialist that provides support to the clients across EMEA, APAC, US and Canada. We have an excellent job opportunity for you.

Role Title: Test Automation/SDETs (.Net/C#)

Location: Glasgow

Days on site: 2-3 days/week in office

Pay Rate: £358 per day all inc. (PAYE through Umbrella)

Role Description

• Test Automation/SDETs (.Net/C#)
• To build automation test packs from the ground up for Windows Services and WPF Uls using Net/C#.

Note: we have no web applications, so we do not need that skill set.

Demonstrable experience of the following

• 5+ years of recent experience

Role Summary

• We are seeking a highly skilled Software Development Engineer in Test (SDET) with strong expertise in .NET/C# test automation to design, develop, and maintain automated test frameworks from the ground up.
• The ideal candidate will have extensive experience automating testing for Windows-based desktop applications, Windows Services, and WPF (Windows Presentation Foundation) user interfaces.
• This role requires a hands‑on automation professional who can establish scalable automation frameworks, implement robust test suites, and integrate testing practices into CI/CD pipelines to improve software quality, reliability, and delivery speed.

Note

• This position does not involve web application testing.
• Candidates with predominantly web automation experience and limited desktop application automation experience may not be suitable for this role.

Key Responsibilities

• Design, develop, and maintain automated test frameworks using C# and .NET technologies.
• Build end-to-end automation test packs from scratch for:
• Windows Services
• WPF Desktop Applications
• Backend components and service layers
• Develop reusable automation utilities, libraries, and testing components.
• Create automated functional, regression, integration, and system-level test suites.
• Collaborate closely with Software Developers, Business Analysts, Product Owners, and QA teams to understand requirements and testing needs.
• Participate in requirement analysis and identify automation opportunities early in the development lifecycle.
• Ensure automation scripts are maintainable, scalable, and aligned with coding best practices.
• Integrate automated tests into CI/CD pipelines to support continuous testing.
• Analyze test execution results and provide detailed defect reports and root cause analysis.
• Support release validation and production readiness activities.
• Continuously improve test coverage, framework performance, and automation effectiveness.

Required Skills & Experience

Technical Skills

• Strong hands-on experience with C# and .NET Framework/.NET Core.
• Minimum 5+ years of recent experience in Test Automation and SDET roles.
• Proven experience building automation frameworks from scratch.
• Strong automation testing experience for:
• Windows Desktop Applications
• WPF Applications
• Windows Services
• Experience designing and implementing robust automation architectures.
• Strong understanding of Software Testing Life Cycle (STLC) and Quality Engineering practices.
• Experience with Unit Testing and Integration Testing frameworks.
• Strong debugging and troubleshooting capabilities.
• Experience working with source control systems such as Git or Azure DevOps Repositories.
• Familiarity with CI/CD tools and automated test execution pipelines.

Test Automation Frameworks & Tools

Experience with one or more of:

• FlaUI
• WinAppDriver
• UI Automation Frameworks
• White Framework
• TestStack White
• NUnit
• MSTest
• xUnit

Build & CI/CD Tools

Knowledge of:

• Jenkins
• TeamCity
• GitHub Actions