This is a high-impact role at the heart of a major CMS migration, giving you the chance to own testing for complex web forms while embedding in agile product squads. You''ll safeguard business-critical functionality, shape requirements with UX and engineering teams, and pivot to leading testing on innovative new features, with opportunities to build automated test suites. Job Title: Sitecore System Tester Job Type: Contract Rate: £370 per day (inside IR35) Working arrangement: 1 day on-site per week Office Location: Central London As a Sitecore System Tester, you will: Thoroughly test -5 forms migrated from Legacy CMS to Sitecore Forms (XP 10.2), clarifying requirements with UX designers and engineers. Embed in product squads to deliver sprint goals, providing expert testing across agile teams. Develop and execute test plans, scripts, and exit reports. Perform functional, integration, system, and UAT testing. Manage defects and maintain comprehensive test documentation. Ensure all deliverables meet project-specific acceptance criteria. Follow Agile testing processes for both project and BAU changes. Essential Experience/Skills: Strong manual testing experience (functional, integration, system, UAT). Proven ability to shape and analyse requirements with stakeholders. Track record writing test plans, scripts, and exit reports. Familiarity with Agile testing methodologies. Solid defect management and test documentation skills. Hands-on experience testing Digital Experience