Salary: £50,000 - 55,000 per year Requirements: ISTQB Certification or equivalent Strong background in integration and system testing Solid understanding of API, interface, and data validation testing Knowledge of test automation concepts Active DV Clearance essential UK Sole national Responsibilities: Plan and execute integration, system, and end-to-end testing across multi-component solutions Validate APIs, interfaces, data flows, and system interactions Manage and coordinate testing with third-party suppliers and vendors Review supplier test deliverables and ensure quality standards are met Produce test strategies, plans, cases, and completion reports Track defects through to resolution using tools such as Jira and Confluence Support governance, audit, and continuous improvement within QA Technologies: API Confluence ISTQB Support JIRA E2E More: We are a UK management consultancy supporting a high-profile Defence programme based in Corsham. This is a great opportunity for an experienced Test Analyst / Integration Tester who enjoys owning integration testing end to end and working closely with third-party vendors to help ensure seamless system delivery. The role is based in Corsham with 4/5 days onsite, and requires active DV Clearance and UK sole nationality. last updated 24 week of 2026