Senior AI Engineer

Company: Bright Purple
Apply for the Senior AI Engineer
Location: Reading
Job Description:

Senior AI Engineer | Glasgow Hybrid |

£75,000 – £100,000 + bonus + exceptional benefits

Build production-grade LLM and GenAI solutions inside one of the UK’s fastest-growing enterprise AI teams.

This is a hands‑on engineering role with a multi‑award‑winning UK consultancy whose AI practice has scaled rapidly through strategic acquisition and a strong delivery pipeline across commercial, central government and defence clients. You’ll be designing, building and shipping enterprise GenAI systems in Python.

What you’ll be doing

  • Designing and building production LLM and GenAI solutions in Python — from prototype through architecture to deployment.
  • Implementing advanced RAG pipelines — hybrid search, re‑ranking, query rewriting, context compression, evaluation and grounding.
  • Working with vector stores such as Azure AI Search, Pinecone, Qdrant, Weaviate and Chroma, and tuning embedding models for enterprise data.
  • Building agentic systems using frameworks like LangGraph, Semantic Kernel, LangChain, LlamaIndex and AutoGen — tool use, function calling, multi‑step reasoning and orchestration.
  • Integrating foundation models via Azure OpenAI, AWS Bedrock and open‑weight model endpoints (Llama, Mistral, Claude, GPT family).
  • Applying prompt engineering, guardrails, evaluation and observability — using tooling such as LangSmith, Langfuse, Ragas, promptfoo and Azure AI Content Safety.
  • Productionising solutions with FastAPI, async Python, Pydantic, Docker and Kubernetes, deployed into Azure‑native infrastructure.
  • Partnering with data engineers, solution architects and advisory consultants on end‑to‑end AI programmes.
  • Engaging directly with senior client stakeholders to shape solution direction.

What you’ll bring

  • Proven Python engineering background — clean, tested, production‑ready code.
  • Hands‑on experience building and deploying LLM / GenAI solutions in production — not just POCs or notebooks.
  • Strong working knowledge of RAG patterns, agentic frameworks, vector databases and embedding models.
  • Familiarity with prompt engineering, LLM evaluation and guardrail design (hallucination mitigation, prompt injection defence, content safety).
  • Experience with cloud‑native deployment — Azure preferred, with Docker, Kubernetes and CI/CD.
  • Solid grasp of LLMOps — versioning, tracing, monitoring, cost management and responsible AI.
  • Consultative, client‑ready communication — comfortable translating ambiguous business problems into AI solutions.

Why this role stands out

  • Join a fast‑scaling AI practice backed by two strategic acquisitions and a packed pipeline of enterprise GenAI delivery.
  • Advisory‑led, not body‑shop — you shape the solution, not just implement someone else’s design.
  • Work across commercial, central government and defence — genuinely interesting problems, not just marketing chatbots.
  • Top Employer award winner with an exceptional benefits package, strong development pathways, and a culture that consistently ranks among the best in UK tech consulting.
  • Real ownership, real impact, and a clear runway into senior technical leadership.

In return you will get

  • Competitive compensation package with strong base salary and bonus opportunities.
  • Generous and growing annual leave, including loyalty days and birthday leave (up to 29 days total).
  • Comprehensive health support, including private medical insurance and 24/7 wellbeing assistance.
  • Family‑first policies with enhanced maternity, adoption, and paternity leave.
  • Flexible, trust‑based working environment designed to support work–life balance.
  • Ongoing investment in people through training, coaching, wellbeing support, and lifestyle perks.

Bright Purple is an equal opportunities employer: we are proud to work with clients who share our values of diversity and inclusion in our industry.

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Posted: April 22nd, 2026