Data Tester Opportunity at Ten10 Join a Leading Tech Consultancy Permanent | Hybrid 2 days/week in-office | London Start date May 2025 Ten10, one of the UKs top Quality Engineering consultancies, is expanding We are looking for two experienced Data Warehouse Quality Engineers to support multiple analytics projects for a prestigious client. About You: Expertise in testing Oracle, Snowflake, and Postgres databases and data warehouses Experience delivering fully reconciled Facts and Dimensions with accurate end-user reports Proficiency with reporting tools such as Oracle OAS and Microsoft Power BI Deep understanding of Data Warehouse design, including Star schema and dimensional modelling Strong analytical skills and technical aptitude, with the ability to influence system architecture decisions Experience leading testing disciplines within agile projects Self-starter with initiative and enthusiasm Minimum Criteria: 5 years of experience in ETL/MI data testing Advanced SQL skills for reconciling source/target data and validating business rules Proficiency with querying tools such as SQL Developer and PostgreSQL/DBeaver Skilled in using Snowflake and Snowsight for data lake testing Experience with ETL tools (e.g., ODI) and data replication tools (Oracle GoldenGate, AWS DMS) Python scripting and experience with CI/CD processes are desirable Familiarity with Data Warehouse test automation implementation Why Join Ten10? 25 days annual leave (1 day per year, up to 3 years) Pension matched up to 5% Comprehensive health plan (medical, dental, optical) Subsidised gym memberships & Cycle-to-work scheme Season ticket loans for easy commuting Tailored training and development programs Team socials, sports events, and company celebrations Flexible, hybrid working model (2 days a week in our London office) Ready to Join Us? Advance your career with Ten10 Apply today and be part of our mission to deliver quality software faster and smarter.