Senior QA Engineer (Defence Sector) Duration: 3 months inital (extension, likley) Rate: 400 per day (Outside IR35)Working Patterns: Remote (Infrequent on-site travel to London / Belfast)Other: Active SC Clearance - Preffered, SC eligable - must have (Fast-tracked SC sponsorship is provided)Project Requirments:We''re seeking a Senior QA Engineer to assure the quality of complex software and data-intensive systems, delivered into secure, highly regulated environments. This role goes beyond traditional functional testing, focusing on validating data flows, ensuring data integrity, and verifying that analytical outputs produce accurate and repeatable results against known reference cases.Key experience we''re looking for:- Experience testing data-intensive systems, including validation of data pipelines, transformations, and end-to-end data quality.- Ability to assess quantitative, analytical, or model-driven outputs and verify results against expected reference cases.- Strong QA/Test Engineering background with ownership of test strategy, quality processes, and acceptance evidence.- Automation testing experience using Playwright, Cypress, Selenium, pytest, or similar frameworks.- Python and/or JavaScript/TypeScript skills.- Experience working within defence, government, or other regulated sectors would be highly advantageous.- SC Clearance held or eligibility to obtain clearance.This is an opportunity to work on mission-critical technology where the accuracy of data, ..... full job details .....