We’re hiring a Data Engineer to join a long-term programme within the National Data Exploitation Capability (NDEC) — a critical function supporting both national and international investigations into the most serious and organised crime. This role sits at the heart of the UK’s ability to rapidly process and exploit large volumes of data in support of operational decision-making and intelligence development. Key Tech Stack: Microsoft SQL Server Stack: SQL Server, SSIS, C#, T-SQL Python, Apache Airflow Elastic / OpenSearch (interchangeable) Experience Required: Proven ability to design, build and maintain data pipelines Experience in system integration , ETL , and managing structured/unstructured data Background in working within secure, enterprise-scale environments Strong understanding of data quality, validation, and transformation within operational settings Role Details: Inside IR35 Hybrid working (on-site presence required at times) Minimum SC clearance required to be considered Opportunity to enhance your existing clearance This is a unique opportunity to apply your engineering expertise to a national mission, enabling law enforcement to act quickly and confidently using data-led insights. If you’re looking for a purposeful technical challenge in a secure and high-trust environment, we’d like to hear from you.