Data QA Engineer
- Hiring Organisation
- Sagacity
- Location
- London, South East England, United Kingdom
- Employment Type
- Full-Time
- Salary
- Competitive salary
clients. This is a hands-on, client-facing role for someone who enjoys getting stuck into the data. Key Responsibilities Write and run SQL to check, profile and reconcile data across source systems, staging, data warehouse and lakehouse layers Test ETL/ELT pipelines end to end, validating transformation logic … rather than lagging behind Our QA tooling and processes improve because gaps are named and fixed, not just worked around Competencies & Behaviours Essential Strong SQL: confident writing joins, CTEs, aggregations and window functions to interrogate, profile and reconcile data Data pipeline testing: experience testing ETL/ELT processes and data ...