Senior Data & AI Engineer – Hybrid (London)

Location: London (3 days on-site)

We have partnered with a leading professional services firm that are building out their internal AI capability. They’re looking for a Senior Data & AI Engineer to design and deliver the systems powering their transformation.

You’ll join a small, high‑impact team and build the core platform used across Tax, Audit, Advisory, Ops, and Leadership.

Why This Role Exists

Their services rely on documents, advisory processes, compliance and repeatable workflows, and these need to be automated + augmented to improve speed, consistency and quality.

Main Responsibilities

• Design, build and deploy production‑grade AI systems – from ingestion pipelines to LLM applications
• Develop and maintain reliable data pipelines & lakehouse infrastructure supporting analytics and AI workloads
• Own technical decisions across the stack – data modelling, retrieval patterns, evaluation frameworks, deployment approaches
• Run discovery with business teams to understand workflows, gather requirements and scope high‑impact AI solutions
• Partner with stakeholders across service lines as a trusted advisor, shaping point solutions that deliver measurable value
• Raise engineering standards – testing, observability, CI/CD discipline, mentoring others, and driving operational excellence
• Stay close to the evolving AI ecosystem and introduce relevant innovations into production systems

You’ll Bring

• Hands‑on experience building LLM-powered and RAG applications
• Solid understanding of data engineering foundations (ETL/ELT, data modelling)
• Business‑facing approach, strong ability to act as the bridge between business and technology
• Experience with Databricks pr equivalent Lakehouse platforms
• Bachelor’s or master’s degree in a STEM field

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