8 of 8 Contract LangGraph Jobs in London

Lead Agentic AI Architect

Hiring Organisation
CBSbutler Holdings Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £710 per day + inside ir35
measurable business outcomes Technology: Agentic AI & GenAI Multi-Agent Systems | Agentic AI Architecture | RAG | LLM Applications | Prompt Engineering | Responsible AI | AI Evaluation Frameworks LangChain | LangGraph | Semantic Kernel | AutoGen Cloud & AI Platforms Azure AI Foundry | Azure OpenAI | AWS Bedrock | SageMaker | Google Vertex AI | Hybrid/Multi-Cloud Engineering & Platform Python | Java ...

Senior/Principal AI Software Engineer

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £800/day
Retrieval Augmented Generation (RAG), tool and function calling, MCP, memory, evaluation and agent harnesses. Strong Python software engineering experience. Demonstrable knowledge and experience with LangGraph and agentic development frameworks. Experience implementing or evolving engineering standards, DevSecOps practices and secure development lifecycles . Strong understanding of CI/CD platforms, pipelines ...

Senior Product Architect CGEMJP00359232

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
language processing, speech analytics, retrieval-augmented generation (RAG) and vector search. Experience with workflow and LLM orchestration frameworks, such as Conductor, Kestra, LangChain or LangGraph, including event-driven automation triggered by monitoring and observability signals. Understanding of AI control-plane design, including agent permissions, oversight and human-in-the-loop ...

Senior Product Architect

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
language processing, speech analytics, retrieval - augmented generation (RAG) and vector search. Experience with workflow and LLM orchestration frameworks, such as Conductor, Kestra, LangChain or LangGraph, including event-driven automation triggered by monitoring and observability signals. Understanding of AI control-plane design, including agent permissions, oversight and human-in-the-loop ...

Senior AI Engineer

Hiring Organisation
MarkIT Placements
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £700 to £900 per day
gapped deployments. What You'll Be Doing Design and build multi-agent AI systems from the ground up, using frameworks such as LangGraph, LangChain, Haystack or similar where appropriate. Develop the orchestration, state management and tool-calling infrastructure required to make agentic systems reliable in production. Integrate large language models … production , rather than simply integrating existing tools. Strong Python development skills and excellent software engineering fundamentals. Hands-on experience with frameworks such as LangGraph, LangChain, Haystack or similar , together with the ability to work below the framework level when required. Experience designing and deploying AI/ML systems into genuine ...

AI Full Stack Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £388/day
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 ...

Python AI Engineer

Hiring Organisation
Square One Resources
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700/day
production-grade Python applications and services. Advanced Python skills, including asynchronous programming, type annotations, modular design and performance optimisation. Hands-on experience with Pydantic, LangGraph, MS Agent Framework/Semantic Kernel or similar AI orchestration frameworks. Demonstrable experience delivering Generative AI and RAG solutions beyond proof of concept. Strong understanding …/CD, containers and production observability. Technical Skillset: Azure OpenAI, Azure AI Search or equivalent AI and enterprise search platforms. Pydantic AI, LangGraph, Semantic Kernel or similar orchestration frameworks. LLM and RAG evaluation approaches, with Azure Foundry or ML Studio preferred. Docker, Kubernetes, telemetry and load testing. ...

AI Architect - Remote - Outside IR35

Hiring Organisation
Morson Edge
Location
England, Elephant & Castle, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £555/day
long term remote contract, outside IR35, for a major pharmaceutical company. The key skills required for this AI Architect role are a combination of: Langgraph Neo4j AWS Bedrock Pharma (desirable) If you do have the relevant experience for this remote AI Architect role, outside IR35, please do apply. ...