11 of 11 Contract LangChain Jobs in England

Forward Deployed Engineer (B2)

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Permanent, Contract
Location: London, UK (Hybrid) Permanent position Job Requirements Experience building GenAI applications, including RAG, multi-agent systems, fine-tuning, etc., with tools such as LangChain, LangGraph etc. Clear understanding of Model Context Protocols, A2A Protocols, Agent Developeer Kit and working experience with LLMs Expertise in deploying production grade GenAI solutions ...

AI Engineer

Hiring Organisation
Infoplus Technologies UK Ltd
Location
London, United Kingdom
Employment Type
Contract
Genie, Webapps, Azure Service Bus, Azure DevOps, Azure CLI, Azure AI services, App Insights, and Azure OpenAI. Extensive knowledge of LLM Python libraries: langchain, langGraph, promptflow, semantic kernel, Autogen, graphRag, promptflow Good software engineering background, (developing application, API, frontend integration, security best practices, experience with fastAPI, Asyncio is a plus ...

GenAI Engineer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
scientists and stakeholders to move AI prototypes into robust, scalable production environments. What You Bring Technical Excellence: Deep expertise in Python and frameworks like LangChain , LlamaIndex , or Haystack . Vector Expertise: Proven experience with vector databases such as Pinecone, Weaviate, or Milvus . Cloud Architecture: Strong proficiency in deploying ...

Senior Data Scientist

Hiring Organisation
RCRTR
Location
Birmingham, West Midlands (County), United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day Generous Pension, Healthcare etc
High expertise in Python and Machine Learning (ML) . NLP Expertise: 3-5 years of experience in Natural Language Processing. AI Knowledge: Familiarity with LangChain and LlamaIndex . The role involves using Large Language Models (LLMs) to build data models rather than building LLMs from scratch. Deployment: Must understand ...

Data Scientist (NLP & LLM Specialist)

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £565/day
High expertise in Python and Machine Learning (ML) . NLP Expertise: 3-5 years of experience in Natural Language Processing. AI Knowledge: Familiarity with LangChain and LlamaIndex . The role involves using Large Language Models (LLMs) to build data models rather than building LLMs from scratch. Deployment: Must understand ...

AI Tech Lead/Architect

Hiring Organisation
Randstad Digital
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£700 - £750 per day
Application Architecture Tech Stack: Deep expertise in Google Cloud Platform (GCP) , Vertex AI , and Gemini Models . AI Frameworks: Strong hands-on experience with LangChain , Vector Databases (Pinecone, Weaviate, etc.), and LLMOps tools. Domain: Experience delivering AI/GenAI use cases within Banking or highly regulated industries is a significant ...

Full-Stack Engineer - 6-month contract - Immediate Start

Hiring Organisation
The ECA International Group
Location
London, United Kingdom
Employment Type
Contract, Work From Home
secure coding practices , data privacy, and compliance requirements. Experience building reliable, production-ready systems at scale. AI Experience Experience working with LLMs, embeddings, LangChain , and RAG-based architectures. Familiarity with AI-driven automation to improve engineering efficiency. Why Join ECA? Work on innovative, AI-powered full-stack solutions Lead ...

AI Developer - SC Cleared

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£550 - £600 per day
with occasional onsite visits required. Key Responsibilities AI software development and prototyping Proof of Concept (PoC) development Working with LLM stacks (e.g. Ollama + LangChain) Machine learning development using Scikit-learn Transitioning solutions from synthetic data environments to production data Working within Agile Scrum delivery teams Key Skills & Experience Strong ...

Full Stack Engineer - Healthcare - Python, React, Fast API

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
environment with ownership of features end to end Nice to haves Experience with SQLAlchemy and PostgreSQL Exposure to LLM integrations or tools such as LangChain Experience working in healthcare, health tech or other regulated environments Familiarity with HL7 FHIR, EHR integrations or healthcare data standards Experience building secure systems aligned ...

Agentic AI Consultant Part Time

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
Doing Designing and delivering structured training (2–3 days/week) on: Agentic AI patterns and frameworks Multi-agent orchestration Retrieval-augmented workflows LangChain, LlamaIndex, or similar agent toolkits Evaluation, monitoring, and safety Best practices for productionising agentic systems Advising engineering teams during hands-on sessions Helping define capability uplift … guidance around responsible & safe AI use Required Experience 5+ years in Software/AI Engineering Strong hands-on experience with: Python LLM orchestration frameworks (LangChain, OpenAI Agents, CrewAI, Haystack, etc.) Agentic AI design and deployment RAG, vector stores, prompt engineering Prior experience delivering technical training or mentoring Ability to translate ...

AI Chatbot Technical Lead

Hiring Organisation
FDM Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£60,000 - £95,000 per annum
drive the development and enhancement of their Service Management Chatbot. This is a key role for someone with deep technical expertise in Python, LangChain, and OpenAI services, particularly within Azure environments. You will lead the technical delivery of the client’s Chat API, ensuring it is robust, scalable, and continuously … improving. Responsibilities Lead the development and enhancement of the Chat API using Python, LangChain, and OpenAI services on Azure Function Apps Monitor and resolve API bugs and performance issues to ensure high availability and reliability Oversee and troubleshoot data ingestion processes supporting the chatbot’s functionality Collaborate with solution architects ...