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Your new companyOne of the largest independent bodies handling complaints regarding financial matters Your new roleETL/SQL/Azure Data Factory Test Lead - SDET - Outside IR35 What you'll need to succeedMy client is looking for an interim Test Lead with an excellent SDET (Software Development Engineer in Test) background, to join in an immediately required Test Lead role.This is an initial 6-month contract from start, hybrid in office (East London)/WFH requirement and open to contractors outside IR35.The successful candidate will be available for interview within 5 working days, with a target start date of November 10th 2025.You will bring the following skills/experience: Experience as an SDET consultant, supporting data platform testing initiativesStrong understanding of ETL processes - including data extraction, transformation, and loadingExperience with database migration - validating and testing data movement across heterogeneous systemsHands-on testing experience with Azure Data Factory - including pipelines, triggers, and data flowsFamiliarity with Azure Synapse Analytics (formerly Azure Enterprise Data Warehouse) - understanding of data warehousing concepts and testing strategiesProficiency in advanced SQL and DocumentDB (Cosmos DB) queries - capable of writing, optimising, and troubleshooting complex queries for data validationExcellent communication skills - able to collaborate effectively with cross-functional teams and stakeholdersStrong coordination abilities - managing testing activities across teams, timelines, and deliverablesA proven track record of successful implementation of case studies - demonstrating hands-on experience and impact in projects involving similar technologies. The client is looking for someone to