2 senior data engineer jobs found in London

QA Engineer - Automation (API Testing) Location: London (100% Remote) Our Client is hiring for a reputed client. If you enjoy building reliable automation, tightening quality feedback loops and helping teams ship with confidence, this is a great opportunity to make quality part of everyday engineering. What you'll be doing: * Design and evolve an automation approach across your product area (API, UI, contract, component and more) * Build, develop and maintain test automation frameworks and scripts * Integrate automation deeply into CI/CD pipelines, optimising parallel runs for deterministic, stable outputs * Investigate flaky tests, identify root causes, and drive reliability standards * Troubleshoot complex automation failures and recommend corrective actions * Provide meaningful reporting that highlights real risks, not just raw numbers * Review automation code and mentor junior/mid-level automation engineers * Create reusable components, utilities and libraries to...

Systems Engineer - Modelling & Simulation x3 days p/w in Reading 6 Month intiial contract SC required to start - UKEO programme Rate open, outside IR35 Our client, a small defence engineering consultancy in the Defence & Security sector, is currently seeking a skilled professional in Modelling & Simulation for a contract role in Reading. Key Responsibilities: Lead the delivery of Modelling & Simulation (M&S) projects from concept through to deployment Design and develop simulation architectures, synthetic environments, and integrated simulation capabilities Enable interoperability between simulation systems, models, and wider technical ecosystems Support the integration of M&S solutions with Digital Engineering, Digital Twin, Digital Thread, and MBSE environments Contribute to Test & Evaluation, experimentation, and simulation-based testing activities Provide technical leadership, guidance, and assurance across client engagements Produce...