1 to 25 of 149 LangChain Jobs in the UK

AI Lead Engineer

Hiring Organisation
167 Solutions Ltd
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Conversational AI development Model training, testing and evaluation Prompt Engineering and AI workflow optimisation Programming & Frameworks Strong Python development skills PyTorch TensorFlow Scikit-Learn LangChain LangGraph Hugging Face FastAPI REST APIs Data Technologies SQL NoSQL Databases Data Modelling ETL Development Data Pipeline Engineering Vector Databases such as Pinecone, Weaviate ...

Lead AI Engineer

Hiring Organisation
Capgemini
Location
Hampshire, United Kingdom
Employment Type
Full Time
tools such as MLflow, Kubeflow, Azure ML, Vertex Pipelines, Airflow or Google ADK Hands-on experience with Generative and Agentic AI frameworks such as LangChain, LlamaIndex, CrewAI, Autogen, Google ADK, or similar. Ability to design and implement RAG pipelines, agentic workflows, MCP and integration with LLM APIs (OpenAI, Anthropic, Hugging ...

Senior AI Engineer Manager/Associate Director | Capital Markets

Hiring Organisation
Datatech
Location
Manchester, United Kingdom
Employment Type
Temporary
experience ·Applied AI engineering, ML engineering or software engineering background ·Experience with LLMs, RAG, embeddings, prompt engineering or fine tuning ·Exposure to LangChain, LangGraph, Agent Development Kit or similar agent frameworks ·Experience with vector databases such as Pinecone, Chroma or similar ·API development experience, ideally with FastAPI or similar frameworks ...

Senior AI Engineer Manager/Associate Director | Capital Markets

Hiring Organisation
Datatech
Location
London, United Kingdom
Employment Type
Permanent
experience · Applied AI engineering, ML engineering or software engineering background · Experience with LLMs, RAG, embeddings, prompt engineering or fine tuning · Exposure to LangChain, LangGraph, Agent Development Kit or similar agent frameworks · Experience with vector databases such as Pinecone, Chroma or similar · API development experience, ideally with FastAPI or similar frameworks ...

Artificial Intelligence Engineering Manager

Hiring Organisation
MBN Solutions
Location
London, UK
distributed systems Expertise in API-based backend development (e.g. FastAPI or similar) Experience with vector databases (e.g. Pinecone, Chroma) Experience with agent frameworks (e.g. LangChain, LangGraph, or similar) Strong understanding of evaluation frameworks for AI/agent systems Experience implementing CI/CD pipelines and modern engineering practices Exposure ...

Artificial Intelligence Engineering Manager

Hiring Organisation
MBN Solutions
Location
London Area, United Kingdom
distributed systems Expertise in API-based backend development (e.g. FastAPI or similar) Experience with vector databases (e.g. Pinecone, Chroma) Experience with agent frameworks (e.g. LangChain, LangGraph, or similar) Strong understanding of evaluation frameworks for AI/agent systems Experience implementing CI/CD pipelines and modern engineering practices Exposure ...

Artificial Intelligence Engineering Manager

Hiring Organisation
MBN Solutions
Location
City of London, Greater London, UK
distributed systems Expertise in API-based backend development (e.g. FastAPI or similar) Experience with vector databases (e.g. Pinecone, Chroma) Experience with agent frameworks (e.g. LangChain, LangGraph, or similar) Strong understanding of evaluation frameworks for AI/agent systems Experience implementing CI/CD pipelines and modern engineering practices Exposure ...

GenAI Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum
systems using RAG architectures, Model Context Protocol (MCP), AI-enabled search, vector databases, and LLM integration. Frameworks: Hands-on experience building GenAI applications using LangChain and LangGraph (agent architecture design, state management, and graph-based workflow orchestration). ML & Cloud Ecosystems: Solid understanding of ML algorithms, FastAPI, PyTorch/TensorFlow ...

Senior AI Specialist

Hiring Organisation
CGI
Location
United Kingdom
Employment Type
Full Time
advanced analytical techniques • Proficiency in Python and experience with AI and data science frameworks such as pandas, scikit-learn, TensorFlow, PyTorch, or LangChain • Experience developing and deploying AI models into production environments • Solid understanding of data engineering principles, including data preparation, integration, and deployment pipelines • Knowledge of MLOps practices ...

Staff Software Engineer - Machine Learning

Hiring Organisation
Capital One UK
Location
Islington, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
teams Strong experience with cloud platforms (AWS, Azure, GCP) Experience with ML frameworks (PyTorch, TensorFlow, scikit-learn) and Gen AI/Agentic frameworks (LangGraph, LangChain, VectorDBs, RAG) Understanding of responsible AI practices, including guardrails, hallucination mitigation, and output quality management for AI systems Experience designing and scaling low-latency, customer ...

Staff Software Engineer - Machine Learning

Hiring Organisation
Capital One UK
Location
London, UK
Employment Type
Full-time
teams Strong experience with cloud platforms (AWS, Azure, GCP) Experience with ML frameworks (PyTorch, TensorFlow, scikit-learn) and Gen AI/Agentic frameworks (LangGraph, LangChain, VectorDBs, RAG) Understanding of responsible AI practices, including guardrails, hallucination mitigation, and output quality management for AI systems Experience designing and scaling low-latency, customer ...

Staff Software Engineer - Machine Learning

Hiring Organisation
17918
Location
London, United Kingdom
teams Strong experience with cloud platforms (AWS, Azure, GCP) Experience with ML frameworks (PyTorch, TensorFlow, scikit-learn) and Gen AI/Agentic frameworks (LangGraph, LangChain, VectorDBs, RAG) Understanding of responsible AI practices, including guardrails, hallucination mitigation, and output quality management for AI systems Experience designing and scaling low-latency, customer ...

Senior AI Engineer (LLMs, Python & Java)

Hiring Organisation
Halian Technology Limited
Location
Bracknell, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
like Docker, Kubernetes , and CI/CD pipelines Experience working with data stores (SQL/NoSQL) and large datasets Bonus: experience with AI frameworks (LangChain, LlamaIndex, etc.) Why Join? Be the first AI hire real ownership and influence Work on meaningful, tech-for-good products Modern stack, forward-thinking leadership ...

AI/ML Engineers - UK Wide

Hiring Organisation
describe.me
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £150,000 per annum
core ML—supervised, unsupervised, evaluation, regularisation, statistics Production ML experience—deploying, serving and monitoring models at scale LLM and generative AI tooling exposure (LangChain, LlamaIndex, vector databases such as Pinecone, Weaviate or pgvector, RAG patterns, fine-tuning workflows) MLOps platforms (MLflow, Kubeflow, Vertex AI, SageMaker, Databricks or equivalent) Cloud experience ...

Senior Generative AI Engineer

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
search techniques Understanding of model deployment and containerization Docker Proficiency in Python for AI development data preprocessing and scripting Experience with generative AI tools LangChain Hugging Face LlamaIndex is a plus Understanding of version control systems Git Awareness of AI compliance data privacy and responsible AI principles. ...

Senior Software Engineer, Full Stack - AI

Hiring Organisation
Fitch Group
Location
Manchester, United Kingdom
Employment Type
Full Time
applied ML building real-world AI/ML systems; strong Python proficiency and backend development expertise Hands-on experience building GenAI apps with LangChain and LangGraph, including agent design, state/memory management, and graph-based orchestration. Proficiency in ML/NLP and generative models; experience with embeddings, vector stores ...

Senior Software Engineer, Full Stack - AI

Hiring Organisation
Fitch Group
Location
Greater London, United Kingdom
Employment Type
Full Time
applied ML building real-world AI/ML systems; strong Python proficiency and backend development expertise Hands-on experience building GenAI apps with LangChain and LangGraph, including agent design, state/memory management, and graph-based orchestration. Proficiency in ML/NLP and generative models; experience with embeddings, vector stores ...

GenAI Full Stack Engineer - Consultant / Senior Consultant - Digital Excellence

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
equivalent Frontend Development : Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite . GenAI Frameworks : Familiarity with tools like LangChain , LangGraph , CrewAI , or Vercel AI (in Python or JavaScript). LLM experience : Practical experience with Large Language Models (LLMs) such as OpenAI , Anthropic , Mistral ...

Senior Generative AI Architect

Hiring Organisation
Levy Global
Location
London, UK
innovation, scalability, security, and responsible AI practices Key skills: Generative AI/LLMs RAG (Retrieval-Augmented Generation) Azure OpenAI, AWS Bedrock, or Vertex AI LangChain, LangGraph, LlamaIndex Python Hugging Face, PyTorch, TensorFlow Cloud Architecture (Azure/AWS/GCP) AI/ML Architecture experience Enterprise solution design Experience: 7+ years ...

Senior Generative AI Architect

Hiring Organisation
Levy Global
Location
City of London, Greater London, UK
innovation, scalability, security, and responsible AI practices Key skills: Generative AI/LLMs RAG (Retrieval-Augmented Generation) Azure OpenAI, AWS Bedrock, or Vertex AI LangChain, LangGraph, LlamaIndex Python Hugging Face, PyTorch, TensorFlow Cloud Architecture (Azure/AWS/GCP) AI/ML Architecture experience Enterprise solution design Experience: 7+ years ...

Senior Generative AI Architect

Hiring Organisation
Levy Global
Location
City of London, London, United Kingdom
innovation, scalability, security, and responsible AI practices Key skills: Generative AI/LLMs RAG (Retrieval-Augmented Generation) Azure OpenAI, AWS Bedrock, or Vertex AI LangChain, LangGraph, LlamaIndex Python Hugging Face, PyTorch, TensorFlow Cloud Architecture (Azure/AWS/GCP) AI/ML Architecture experience Enterprise solution design Experience: 7+ years ...

AI Solution Architect - FS Consulting - all levels/banking

Hiring Organisation
Datatech Analytics
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
engineering, data, DevOps and business teams - Advise clients on AI platform capability and implementation strategy Tech environment: Python LLMs (prompt engineering, fine-tuning, RAG) LangChain/LangGraph Agent frameworks Vector databases MLOps/LLMOps AWS/Azure/GCP/Databricks Kubernetes & GPU infrastructure What you'll bring: - Experience designing ...

AI Solution Architect - Financial Service Consulting

Hiring Organisation
Datatech
Location
London, United Kingdom
Employment Type
Permanent
Collaborate closely with engineering, data, DevOps, and business teams to deliver end-to-end solutions. Tech Environment Python, LLMs (prompt engineering, fine-tuning, RAG), LangChain/LangGraph, agent frameworks, vector databases, MLOps/LLMOps, AWS, Azure, GCP, Databricks, Kubernetes, and GPU infrastructure. What We're Looking For Proven experience designing ...

AI Engineer

Hiring Organisation
Halian Technology Limited
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
like Docker, Kubernetes , and CI/CD pipelines Experience working with data stores (SQL/NoSQL) and large datasets Bonus: experience with AI frameworks (LangChain, LlamaIndex, etc.) Why Join? Be the first AI hire real ownership and influence Work on meaningful, tech-for-good products Modern stack, forward-thinking leadership ...

GenAI Full Stack Engineer - Managing Consultant - Digital Excellence

Hiring Organisation
Capgemini
Location
Glasgow City, United Kingdom
Employment Type
Full Time
equivalent Frontend Development : Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite . GenAI Frameworks : Familiarity with tools like LangChain , LangGraph , CrewAI , or Vercel AI (in Python or JavaScript). LLM experience : Practical experience with Large Language Models (LLMs) such as OpenAI , Anthropic , Mistral ...