Our client, a leading technology firm, is currently seeking an experienced Lead Data Engineer to join their team in London. This is a permanent, full-time position. About the Opportunity The successful candidate will architect, build, and scale the data infrastructure powering an advanced AI-driven platform. This hands-on leadership role involves designing scalable systems from the ground up, playing a critical role in building the data foundations that support AI products, analytics capabilities, machine learning workflows, and large-scale operational systems. You will work closely with AI engineers, backend developers, and product teams to ensure data is processed efficiently, reliably, and securely, while helping to define the future direction of the organisation''s data architecture. As a senior member of the team, you will establish best practices, influence technical strategy, and contribute to the growth of the data function. Key Responsibilities: Architect and build scalable data pipelines and infrastructure to support AI and product systems. Design and maintain data ingestion, transformation, and storage architectures for operational and AI workloads. Develop and manage batch and real-time data processing pipelines. Build and optimise systems for vector search, data retrieval, and machine learning workflows. Ensure data reliability, security, governance, and compliance across the platform. Collaborate closely with AI and backend engineering teams to support model ..... full job details .....