12 of 12 Remote/Hybrid LangChain Jobs in London

Senior AI Engineer (Enterprise AI Platform) : £90k+ : London hybrid

Hiring Organisation
Hunter Bond
Location
London Area, United Kingdom
improvement of AI systems Required Skills & Experience Strong experience with Python and/or Node.js in production environments Hands-on expertise with LLM frameworks: LangChain, LlamaIndex Deep experience with PyTorch for model training and fine-tuning Proven experience with vector databases: Pinecone. Azure Vector Store Experience building voice-enabled ...

Data Scientist

Hiring Organisation
Oscar Technology
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
with hands-on experience building models and data pipelines Proven experience working with Generative AI (LLMs, prompt engineering, embeddings) Experience using frameworks such as LangChain, LlamaIndex, or similar Experience integrating with model APIs (e.g. OpenAI or open-source alternatives) Exposure to cloud environments (AWS, GCP or Azure) Strong problem-solving ...

AI Enigneer- 12 month contract

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
Skills Python, TypeScript LLM frameworks (LangChain, LlamaIndex, OpenAI tools, Semantic Kernel) Vector databases (Pinecone, Weaviate, Chroma) Cloud (AWS/Azure/GCP) Docker, Kubernetes CI/CD, observability, testing for AI systems Experience Strong experience building LLM applications, RAG systems, or AI agents Understanding of prompt engineering, tool-calling ...

AI Engineer

Hiring Organisation
83zero Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£55000 - £70000/annum
Express Experience building microservices architectures React and TypeScript front end development experience Familiarity with Next.js or Vite Experience with Generative AI frameworks such as LangChain, LangGraph or CrewAI Experience working with Large Language Models such as OpenAI, Anthropic, Llama or Mistral Exposure to Retrieval Augmented Generation or AI agents ...

Generative AI Engineer

Hiring Organisation
83zero
Location
London Area, United Kingdom
Express Experience building microservices architectures React and TypeScript front end development experience Familiarity with Next.js or Vite Experience with Generative AI frameworks such as LangChain, LangGraph or CrewAI Experience working with Large Language Models such as OpenAI, Anthropic, Llama or Mistral Exposure to Retrieval Augmented Generation or AI agents ...

Full Stack Engineer

Hiring Organisation
Futuria
Location
London, UK
databases Familiarity with multi-agent LLM systems and agentic platforms (e.g., AutoGen, CrewAI), and experience deploying LLM-based applications Experience with tools such as LangChain, LangSmith, or Chainlit Exposure to event-driven architectures, asynchronous processing, and tools like Celery or Kafka Familiarity with CI/CD pipelines, Docker, and DevOps ...

Data Scientist

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £450 per day
React JS or other Frontend components, Develop and deploy AI agents using LangGraph and ADK, A2A, MCP Strong programming skills in Python (experience with LangChain/LangGraph/LangSmith frameworks) and TypeScript (preferable) Solid understanding of LLMs, prompt engineering, and graph-based workflows Knowledge and implementation of Input and Output ...

AI Engineer - Agentic AI & LLM Solutions (Hybrid)

Hiring Organisation
McCabe & Barton
Location
London, United Kingdom
Employment Type
Contract
Understanding of software engineering best practices for AI systems Experience with specific LLM providers (OpenAI, Anthropic, Azure OpenAI) Familiarity with agent frameworks such as LangChain, LlamaIndex, AutoGen, or similar Experience building multi-agent systems and orchestration workflows Knowledge of prompt engineering and optimization techniques C#/.NET background for enterprise ...

AI Solutions Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £90,000 per annum
collaboration with engineering teams Practical knowledge of prompt engineering, RAG pipelines, agent workflows, and model evaluation Familiarity with modern GenAI tooling such as LangChain, LangGraph, or similar frameworks Motivation to work in a startup environment, with comfort around ambiguity, pace, and ownership What They Offer Salary between ...

Software Engineer

Hiring Organisation
Neulinx
Location
City of London, London, United Kingdom
Python, React, Next.js and TypeScript Solid experience with AWS and modern infrastructure practices Exposure to AI driven systems or LLM integrations Familiarity with MCP, LangChain, or equivalent frameworks for agentic or AI-powered systems. A builder mindset with end to end ownership Why Join Foundational role in a high growth ...

Senior Software Engineer

Hiring Organisation
Bounce Digital
Location
London Area, United Kingdom
think like a product engineer Enjoy working in small, high-energy teams Bonus Points For: Experience with Postgres, Prisma, GraphQL, Next.js Exposure to LangChain/LangGraph/AI-driven workflows Building something end-to-end yourself (side project, startup, OSS) What You’ll Be Doing: Building features from scratch - schema ...

Director of Data

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £140,000 per annum
experience operating as a senior data leader in a commercially driven environment, with a clear track record of delivery. Key requirements include: Experience using Langchain, RAG systems and Vector databases Proven ability to lead analytics and insight functions, with a bias towards hands on delivery rather than large scale people ...