Senior Data Engineer Remote-first (UK-based) | Outside IR35 £500 day rate | 6 month contract - extension likely We’re working with a legal-tech start-up that’s grown steadily over the past 6–7 years. They’ve built a strong technical foundation and now need a Senior Data Engineer to take ownership of their data platform and drive it forward. This is a genuinely hands-on role with responsibility for improving and modernising pipelines, leading on best practices, and solving key challenges around data quality and integration. The business handles large volumes of case-specific legal data, including work on major litigation cases so the problems are real, complex, and interesting. What you'll be doing: • Own and enhance the existing Azure-based data architecture, including CI/CD pipelines and medallion framework • Improve data quality across multiple sources and integrate them into a central warehouse/lab environment • Build scalable, well-documented data pipelines using tools like Databricks, Synapse, and Data Factory What we're looking for: • Strong experience with Azure, Databricks, PySpark, SQL, and modern data engineering tools • Solid grasp of data quality frameworks, governance, and performance optimisation • Ability to communicate clearly with non-technical stakeholders and document solutions effectively • Comfortable working independently and proactively in a small, fast-moving team The setup: • Fully remote • Rate: £500 - Outside If you’re looking to own a platform, make technical decisions, and work with interesting data in a company that’s genuinely doing something different, this could be a great fit.