Our client is a successful tech scale-up, a cash-generative SME currently at c.£10m turnover and c.80 staff, looking to double in size in the next five years under the guidance of its experienced, highly charismatic and driven CEO, supported by a first-class senior leadership team. We are looking to strengthen the company''s Data capability, working closely with a world-class CTO who leads a high-performing technology function, by appointing a new Senior/Lead Data Engineer.As Senior/Lead Data Engineer you''ll take ownership of a strategically critical data-warehouse build, working hands-on to shape, implement and evolve a modern AWS-based data platform. You''ll act as the internal technical lead for a major project currently in discovery with an external provider, guiding technology choices, ensuring high-quality delivery and preparing the business for knowledge transfer and long-term ownership. Reporting directly to the CTO, you''ll also help define and grow the internal data engineering function over time, setting standards, mentoring colleagues and ensuring the platform scales with the company''s ambitions.Your responsibilities as Senior/Lead Data Engineer will include:• Leading the build of a new cloud-based data warehouse, working hands-on with AWS technologies and modern data-engineering tooling (e.g. Snowflake, Redshift or equivalent)• Acting as the internal technical owner for the outsourced data-warehouse project, ensuring alignment between business needs, architectu