Location: Madrid or Barcelona, SpainHybrid: 2–3 days per week from the Madrid/Barcelona officeAI Ways of Working: MandatoryAbout the RoleWe’re looking for an experienced Automation Test Engineer to own Quality Engineering across data and platform engineering.This is not a Test Lead or Test Management role. You’ll be hands-on, building scalable automation frameworks, designing data validation strategies, challenging weak implementations, and creating quality gates that prevent issues from reaching production.You should be highly comfortable with Python, SQL, data testing, automation frameworks, streaming systems and cloud technologies, while actively using AI-assisted ways of working to accelerate automation and engineering productivity.What You’ll Be DoingDesign and evolve scalable, modular, metadata-driven test automation frameworksBuild automation for batch and streaming data pipelines,



APIs and backend servicesSQL assertions and reconciliationSchema validation and evolutionLineage and freshnessYAML/JSON-based test configurationsProactively test failure scenarios including:Schema driftDuplicate, missing and out-of-order eventsLate-arriving dataRetries, DLQs and backpressureHigh-volume and concurrency issuesValidate ETL/ELT pipelines using row, aggregate and hash-based reconciliationTest incremental loads, backfills and event-processing semanticsIntegrate and extend Great Expectations, Soda or similar data-quality toolsEmbed automated quality gates into CI/CD and DataOps pipelinesWork with GitHub Actions, Jenkins or equivalentDevelop strategies for synthetic, masked and deterministic test dataPerform performance, stress and reliability testing across data platformsAutomate security and compliance validations around PII/PHI, encryption, access control and data retentionWork closely with Data Engineers, Platform Engineers and Architects to embed quality earlyAnalyse production failures and drive root-cause fixesReduce flaky tests, false positives and unnecessary comp

📌 Automation Test Engineer (Comunidad de Madrid)
🏢 Ubique Systems
📍 Comunidad de Madrid