AI Full Stack Engineer
  • England,London,City of London
  • Full Time, Contract
  • £350 - £388 per day
Job Description:
Full job descriptionJob Overview
*Role: AI Full Stack Engineer (AI & ML Engineer)

*Location: Fenchurch Street, London

*Duration: Oct 12, 2026 - Dec 15, 2026 (9 Weeks, 2 Days)

*Hours: 40 hours/week

*Rate: 291 PAYE / 388 Umbrella

Core Technical Stack
*Programming & APIs: Python, RESTful API development, JSON Schema, Pydantic.

*AI & LLMs: Gemini, OpenAI, Claude.

*Frameworks & Orchestration: Google ADK, LangChain, LangGraph.

*Data & Search: AWS OpenSearch (Indexing and Vector embeddings - Highly emphasized), Database Architecture (Intermediate).

*Infrastructure: Public Cloud (GCP, AWS, or Azure), containerization, CI/CD pipelines.

Key Responsibilities
*Agentic Systems: Build multi-agent, stateful, and asynchronous workflows.

*LLM Management: Handle prompt engineering, context/memory management, hallucination controls, guardrails, and fallback logic.

*Observability: Implement tracing and evaluation frameworks, specifically utilizing LLM-as-a-Judge patterns.

*Backend Engineering: Develop secure Python APIs and maintain strong testing and deployment disciplines.

If interested kindly email me your updated CV to .
Randstad Technologies is acting as an Employment Business in relation to this vacancy.
Job number 4181881
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