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.
- 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.
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.
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: 15/03/2026!
Top Skills
What We Do
Sopra Steria, a major Tech player in Europe with 56,000 employees in nearly 30 countries, is recognised for its consulting, digital services and software development. It helps its clients drive their digital transformation and obtain tangible and sustainable benefits. The Group provides end-to-end solutions to make large companies and organisations more competitive by combining in-depth knowledge of a wide range of business sectors and innovative technologies with a fully collaborative approach. Sopra Steria places people at the heart of everything it does and is committed to putting digital to work for its clients in order to build a positive future for all. In 2023, the Group generated revenues of €5.8 billion. The world is how we shape it
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