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Data Architect – AI – Public Sector
Job Posted: an hour ago
Salary: £ 500 - 575 / Day
Job Type: Contract
Location: London
Expire in: a month
Job Description
Data Architect – AI – Public Sector - Outside IR35
SR2 is supporting a flagship UK government AI initiative and seeking a Data Architect to support the discovery and pilot phase.
You’ll lead the data architecture that powers it: modelling content and user data, setting metadata/taxonomy standards, and designing how information is prepared and governed for use in LLM-powered features.
What you’ll do
Define the IA strategy and standards
Design data models for goals, steps, eligibility, location and services, aligning to user needs and product outcomes.
Establish data governance
Design and document data flows into LLMs (grounding/RAG pipelines, chunking, embeddings, vector indexes, prompt/response schemas, evaluation).
Collaborate with Content & Service Designers, AI Engineers, Product & Delivery to prototype and iterate.
Embed privacy, safety and ethics
Produce clear artefacts and runbooks for alpha/pilot and handover.Essential experience:
Proven Data Architecture for large digital services
Hands-on experience feeding data into LLMs/AI apps (RAG, vector stores, grounding, evaluation).
Strong data modelling
Practical data governance (quality, lineage, catalogues) and excellent stakeholder skills.
Knowledge of agentic AI patterns and open interoperability standards (e.g. MCP).Nice to have
Government Service Standard, accessibility, and mobile-first delivery experience.
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