AI Full Stack Engineer
Randstad · London, London
AI Full Stack Engineer at Randstad, based in London, London. This is a permanent role.
- Salary
- Competitive
- Location
- London, London
- Contract
- Permanent
- Posted
- 9 hours ago
- Closes
- 28 Oct 2026
- Sector
- Software Developer
Reference PR-1550004
About the role
Job 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 dona. thomas@ randstaddigital. com.
Randstad Technologies is acting as an Employment Business in relation to this vacancy.
Reference: PR-1550004 · Posted 9 hours ago · Closes 28 Oct 2026 · Listed via Randstad
Apply for this job
This role is listed via Randstad. Applications are handled on the employer's site.
Apply on employer siteOpens the employer's website in a new tab.
Safe applying: a genuine employer will never ask you to pay for a DBS check, training or equipment, or move you onto WhatsApp before you are hired. If this listing does, report it and do not pay anything.