Software Development Engineer in Test (SDET)

CompuStaff; Galway; On-site; EUR 50,000 - 75,000; Full time

Job summary

CompuStaff is seeking an experienced Software QA Engineer / SDET to join our Galway AI R&D Hub, focusing on next-generation SaaS and AI-driven products.

You will design and maintain automated test frameworks using C#, Python and TypeScript, run API and contract testing, and apply AI tools to accelerate test creation, while contributing to QA strategy and continuous improvement.

Qualifications

• Strong hands-on experience in software QA and test automation.
• Experience building or working with automated testing frameworks.
• Good programming/scripting skills in C#, Python and/or TypeScript.
• Experience across both automated and manual testing.
• Experience with API and contract testing, ideally PACT.
• Strong analytical and problem-solving skills.
• Good communication skills and the ability to work closely with development teams.
• An interest in using AI to improve software testing and development.

Responsibilities

• Design and maintain automated test frameworks using C#, Python and/or TypeScript.
• Develop functional, integration, regression and end-to-end automated tests.
• Use AI tools such as Claude and Copilot to accelerate test creation and improve coverage.
• Develop testing strategies for AI-based and agentic products.
• Test APIs and integrations, including contract testing / PACT.
• Carry out manual and exploratory testing where required.
• Identify potential issues early and work closely with developers to resolve them.
• Contribute to QA strategy, best practices and continuous improvement.

Job description

We’re looking for an experienced Software QA Engineer / SDET to join a growing engineering team in our client AI R&D Hub.This is an exciting opportunity to work on next-generation SaaS and AI-driven products, with a strong focus on automation, modern testing practices and the use of AI tools to improve software quality.

The Role

You’ll work closely with developers and product teams across the full software development lifecycle, helping to build robust, scalable and reliable products.

You will:

• Design and maintain automated test frameworks using C#, Python and/or TypeScript
• Develop functional, integration, regression and end-to-end automated tests
• Use AI tools such as Claude and Copilot to accelerate test creation and improve coverage
• Develop testing strategies for AI-based and agentic products
• Test APIs and integrations, including contract testing / PACT
• Carry out manual and exploratory testing where required
• Identify potential issues early and work closely with developers to resolve them
• Contribute to QA strategy, best practices and continuous improvement

What We’re Looking For

• Strong hands-on experience in software QA and test automation
• Experience building or working with automated testing frameworks
• Good programming/scripting skills in C#, Python and/or TypeScript
• Experience across both automated and manual testing
• Experience with API and contract testing, ideally PACT
• Strong analytical and problem-solving skills
• Good communication skills and the ability to work closely with development teams
• An interest in using AI to improve software testing and development

Nice to Have

• Experience testing AI/ML products or AI agents
• Cloud experience – AWS, Azure or GCP
• Performance or security testing experience
• Agile/Scrum experience
• Experience mentoring or supporting other QA engineers

Why This Role?

You’ll be joining a growing Galway R&D team working on a major technology transformation, with the opportunity to get hands-on with AI, automation and modern software engineering practices.

If you're a QA Engineer who enjoys the technical side of testing and wants to be part of an evolving AI-focused engineering environment, we'd be interested in hearing from you.