About

• Company Description
• CS GROUP, together with HE Space and Sopra Steria, has been successfully providing digital end-to-end systems and engineering services for more than 40 years.
• With over 2000 employees worldwide, we combine advanced and unique skills in both information technology and space data engineering. We combine entrepreneurial agility with cutting-edge technological expertise.
• CS GROUP is a leading provider of operational systems and an important and trusted long-term partner for space and defence organisations.
• At CS GROUP, we are driven by innovation and we value our most important asset: our people.
• Job Description
• Execute manual testing of .NET web applications using provided test plans, focusing on intranet scenarios in Chrome.
• Design and maintain detailed test cases; raise and track defects with clear, reproducible steps.
• Contribute to test planning by refining scope, exit criteria, and acceptance criteria.
• Write user stories and author/update test plans within an on‑premises Microsoft DevOps environment (Azure DevOps Server).
• (Preferred) Create and maintain automated browser tests using Microsoft Playwright.
• (Highly desirable) Validate and support testing of containerized application deployments.
• Collaborate closely with developers and analysts in the Data Processing & Analytics (TSEED) department to support .NET porting activities.
• Qualifications
• 3–4 years as a tester (junior to mid-level);
• Proven experience testing web applications based on structured test plans; strong Chrome/intranet testing familiarity.
• Hands-on with Microsoft DevOps (on‑prem) for test cases, user stories, and test plans.
• Desirable experience with Microsoft Playwright for browser automation.
• Highly desirable understanding of testing containerized applications.
• Based in Portsmouth; primarily remote. Mandatory 2‑week onsite onboarding, then ideally 1 onsite day every 1–2 weeks for team connection.
• Additional Information
• This job is located in Portsmouth, UK.

• If you think you have what it takes for this job, please send your CV by clicking on the “Apply for this job”.

• An exciting and dynamic international working environment awaits you!

• Inclusive and committed employer, our company works every day to combat all forms of discrimination and promote a respectful working environment. That's why, committed to gender diversity and overall inclusivity, we encourage all applications and profiles.
• Last apply date: 01/02/2026!

• Duration (in Months): 3