Contract Data Engineer £450-£480/day Outside IR35 6 Months Hybrid (London) A leading infrastructure investment firm is embarking on a complete rebuild of its data platform, starting with a greenfield Snowflake data warehouse, hosted in Azure. Backed by C-Suite sponsorship, this is a rare opportunity to take ownership of a major transformation project at its foundation. This role will support the existing Lead Data Engineer to ensure the back-end data stack continues to evolve in line with business needs, architectural best practices, and modern engineering standards. THE ROLE: As Data Engineer, you will: • Support the Lead Data Engineer in driving development of the back-end stack. • Own key elements of the Snowflake data warehouse build (greenfield project). • Work closely with a consultant architect to implement a scalable, secure data platform. • Engage with senior business stakeholders including COO, CFO, and Head of FP&A. • Design robust ingestion pipelines, transformation logic, and QA frameworks. • Potentially manage and mentor a junior engineer over time. • Document architecture and development workflows. YOUR SKILLS AND EXPERIENCE: You'll need: • Strong hands-on experience with Snowflake, SQL, and Python. • Version control and collaboration using Git. • Proven background in data modelling and architecture design. Nice to have: • Experience with Azure services (e.g., App registration, Storage Accounts). • Familiarity with Terraform (especially Snowflake provider), DBT, Power Automate, and CI/CD pipelines (Azure DevOps or others). • Experience working on greenfield builds. • Asset management experience.