QA Engineer

You will own the quality assurance of Sagacity''s client data platform deployments - the Databricks Lakehouse pipelines, gold-layer views, and analytics datasets that drive marketing, billing, credit and debt outcomes for our clients across financial services, retail, energy, telecoms and media, water, and the not-for-profit sector. Working closely with our Data Engineers, Platform Engineer, UAT teams, and client stakeholders, you will design and execute structured test programmes using SPHERE (Sagacity''s internal QA platform), interpret results, triage failures, and provide confident assurance that the data leaving our platform is accurate, complete, and fit for purpose.A typical day will see you working alongside AI agents for authoring tests, analysing results, and managing work items - treating AI-assisted tooling as a first-class part of your workflow rather than a novelty.ResponsibilitiesAuthor, run, and maintain test plans across all phases of client deployments - schema validation, referential integrity, row volume checks, data quality rules, and migration parity - using SPHERE''s YAML-driven test frameworkInvestigate test failures systematically: trace root causes through the Databricks Lakehouse stack (bronze silver gold), distinguish pipeline bugs from data issues, and produce clear, evidenced findings for the development teamManage QA work items in ClickUp throughout the delivery lifecycle - logging failures, tracking resolutions, promoting confirmed bugs, and ..... full job details .....