51 to 75 of 203 LangChain Jobs in London

Data Science & AI Graduate Scheme (London)

Location
City Of London, England, United Kingdom
autonomous agent systems, building next-generation AI applications using foundation models, retrieval-augmented generation (RAG) architectures and agent frameworks such as Google ADK and LangChain, helping transform how the Bank serves customers and empowers colleagues. Data engineering, MLOps and intelligent automation, creating resilient data pipelines, scalable deployment architectures and automated ...

AI Delivery Tech Lead (CL8)

Location
Greater London, England, United Kingdom
environments Some experience working within engineering teams in agile, client-facing delivery contexts AI, data and technology awareness Practical experience with: Agentic frameworks: LangGraph, LangChain, CrewAI, Agentforce or similar Foundation model providers: Claude Code/Codex/Gemini, OpenAI or AWS Bedrock Vector databases: Pinecone, Weaviate, LlamaIndex or pgvector Cloud ...

Data Science & AI Graduate Scheme - London

Location
Greater London, England, United Kingdom
autonomous agent systems, building next-generation AI applications using foundation models, retrieval-augmented generation (RAG) architectures and agent frameworks such as Google ADK and LangChain, helping transform how the Bank serves customers and empowers colleagues. Data engineering, MLOps and intelligent automation, creating resilient data pipelines, scalable deployment architectures and automated ...

AI Delivery Tech Lead (CL8)

Location
Greater London, England, United Kingdom
environments Some experience working within engineering teams in agile, client‐facing delivery contexts AI, data and technology awareness Practical experience with: Agentic frameworks: LangGraph, LangChain, CrewAI, Agentforce or similar Foundation model providers: Claude Code/Codex/Gemini, OpenAI or AWS Bedrock Vector databases: Pinecone, Weaviate, LlamaIndex or pgvector Cloud ...

AI Delivery Lead

Location
Greater London, England, United Kingdom
production Strong experience leading technical teams and complex transformation programmes Deep expertise in LLMs, RAG architectures, Prompt Engineering and Generative AI frameworks such as LangChain or LangGraph Hands‐on experience with Python, PyTorch, TensorFlow, MLOps/LLMOps and cloud platforms (Azure, AWS or GCP) Experience deploying AI solutions within government ...

AI Delivery Lead

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Permanent
production Strong experience leading technical teams and complex transformation programmes Deep expertise in LLMs, RAG architectures, Prompt Engineering and Generative AI frameworks such as LangChain or LangGraph Hands-on experience with Python, PyTorch, TensorFlow, MLOps/LLMOps and cloud platforms (Azure, AWS or GCP) Experience deploying AI solutions within government ...

Lead AI Architect

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Permanent
production Strong experience leading technical teams and complex transformation programmes Deep expertise in LLMs, RAG architectures, Prompt Engineering and Generative AI frameworks such as LangChain or LangGraph Hands-on experience with Python, PyTorch, TensorFlow, MLOps/LLMOps and cloud platforms (Azure, AWS or GCP) Experience deploying AI solutions within government ...

AI Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Permanent
strong AI/ML/NLP foundations Strong Python skills, familiarity with Java/Kotlin, and solid API design experience Hands-on experience with LangChain, LangGraph, and LLM APIs (OpenAI, Anthropic, etc.) Skilled in prompt engineering and orchestrating AI agents/chatbots Familiarity with cloud AI services (Azure preferred), Docker ...

ml engineer for AI knowledge systems

Location
Greater London, England, United Kingdom
model architectures and fine-tuning approaches; Hands-on experience with prompt engineering and LLM pipeline design, including evaluation; Experience with agentic frameworks such as LangChain, LlamaIndex, LangSmith, smolagents, or an equivalent; Experience with vector databases and retrieval-augmented generation (RAG) patterns; Experience deploying and scaling LLM-powered applications using APIs ...

Assistant Director -Data Science

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
ability to apply them to real product challenges Experience with agentic AI frameworks and libraries in Python, such as AWS Bedrock AgentCore, LangChain/LangGraph, CrewAI, or the OpenAI Agents SDK, with an understanding of agent design patterns including tool use, orchestration, memory, and multi-agent workflows Ability ...

Assistant Director -Data Science

Location
Westminster, West End, United Kingdom
ability to apply them to real product challenges Experience with agentic AI frameworks and libraries in Python, such as AWS Bedrock AgentCore, LangChain/LangGraph, CrewAI, or the OpenAI Agents SDK, with an understanding of agent design patterns including tool use, orchestration, memory, and multi-agent workflows Ability ...

Vice President, Senior AI Engineer

Location
Greater London, England, United Kingdom
investment for AI projects. using evidence-based methods to assess impact/improve scalability. Expertise across orchestration/governance/development tools such as LangChain/LangGraph/Azure Foundry/Azure AI/MCP/Python/vector databases. Experience providing effective 1st/2nd/3rd line support ...

Senior Applied AI Engineer (Defence Contractor)

Location
Greater London, England, United Kingdom
production, owning them as an engineer rather than integrating them as a user. Strong Python, with hands-on experience building on LLM frameworks (LangGraph, LangChain, Haystack, or similar) and the ability to work below the framework when you need to. Experience designing and deploying AI/ML systems into real ...

Director, Risk & Compliance Engineering & Assurance

Location
Greater London, England, United Kingdom
wider CDO organisations, and Internal Audit. Technologies You’ll Work With LLMs and agentic frameworks RAG architectures AI agents and orchestration (e.g. LangChain/LangGraph) Python and modern data engineering Snowflake and governed semantic layers AWS/GCP cloud services Vector databases Data pipelines and MLOps tooling Business intelligence ...

Cloud Architect

Location
Greater London, England, United Kingdom
generation, vector indexing, and retrieval workflows. Familiarity with AI prompt development, prompt tuning, prompt templates, and prompt evaluation techniques. Exposure to vector databases, OpenSearch, LangChain/LangGraph, knowledge graphs (Neptune), cloud networking, security best practices, cost optimisation, and enterprise production support. Additional eligibility requirements: · Candidates must hold or be eligible ...

Senior Agentic AI Solution Specialist

Location
Greater London, England, United Kingdom
Mathematics, Data Science, or a related STEM discipline, or equivalent professional experience.Strong experience developing AI solutions using Python and modern AI frameworks such as LangChain or similar technologies.Deep understanding of LLM architectures, Generative AI, Agentic AI concepts, RAG frameworks, embeddings, and prompt engineering.Experience designing and deploying solutions on Azure ...

Senior Agentic AI Solution Specialist

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
Data Science, or a related STEM discipline, or equivalent professional experience. Strong experience developing AI solutions using Python and modern AI frameworks such as LangChain or similar technologies. Deep understanding of LLM architectures, Generative AI, Agentic AI concepts, RAG frameworks, embeddings, and prompt engineering. Experience designing and deploying solutions ...

Principal Machine Learning Engineer, AI & Data Platforms (AiDP)

Location
Greater London, England, United Kingdom
reinforcement learning techniques for model alignment (RLHF, RLAIF, DPO, PPO) and safety/red‐teaming methodologies Deep familiarity with advanced agentic frameworks and architectures (LangChain, LangGraph, DSPy, AutoGen, or equivalent), including multi‐agent orchestration and tool use Experience with multimodal AI systems (text, image, code, speech) and cross‐modal reasoning ...

Java Developer (SC Eligible/ Cleared)

Location
Greater London, England, United Kingdom
reasoning loops, tool-use, planning, and memory patterns. Hands-on experience (or strong aptitude to learn) building or integrating agents using frameworks such as LangChain, LangGraph, AutoGen, CrewAI , or the Model Context Protocol (MCP) . Ability to design and expose backend services as tools/functions callable by AI agents ...

Senior AI Engineer

Location
Greater London, England, United Kingdom
lifecycle stages: data collection, modeling, evaluation, deployment, and monitoring. Proficiency in Python and modern ML and agentic frameworks such as PyTorch, TensorFlow, or LangChain, with experience packaging models into APIs or integrating them into applications. A solid understanding of LLMs for natural language processing applications, including topics such as embeddings ...

AI Engineer (Claude + Copilot)

Hiring Organisation
Gazelle Global Consulting Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
work across RAG, vector databases, prompt engineering, APIs and microservices. Key Skills: * GitHub Copilot & Claude Code * OpenAI, Azure OpenAI & Anthropic Claude * LLMs & Generative AI * LangChain, LangGraph, CrewAI, AutoGen or Semantic Kernel * Python, JavaScript/TypeScript, C# or Java * RAG & vector databases * REST APIs & microservices * AI agents and prompt engineering ...

AI Architect

Location
Greater London, England, United Kingdom
/ML and Agentic solutions, with a strong focus on Generative AI in production environments Deep understanding of AI/ML frameworks (e.g., Langchain, Semantic Kernel/Agents Framework, TensorFlow, PyTorch, Hugging Face with a preference for Agentic frameworks) and model lifecycle management Hands‐on experience with cloud platforms (Azure ...

AI Engineer - LLM & Agentic Systems

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£600.00 - £650.00 per day, Negotiable
delivery end-to-end - from initial exploration through to production deployment, integration and ongoing iteration. Working with MCP-style architectures (FastMCP/FastAPI) and LangChain/LangGraph or equivalent frameworks to build reliable, scalable systems. Integrating AI into products, APIs and core business workflows - with a sharp eye on latency ...

Senior Specialist Solutions Architect (AI/ML)

Location
Greater London, England, United Kingdom
monitoring ML model performance. Data Science/AI: Applying advanced techniques in LLMs, agentic systems, vector databases, fine‐tuning, and deployment tools (e.g., HuggingFace, Langchain). Hands‐on experience working with Distributed Spark based systems Experience with data engineering concepts or a good understanding of data engineering concepts Pre-sales ...

Software Engineer III - AI Engineering

Location
Greater London, England, United Kingdom
software engineering concepts Experience as a hands-on practitioner developing production AI/ML solutions Familiarity with agentic workflows and frameworks such as LangChain, LangGraph, Auto-GPT Deep knowledge and experience in machine learning and artificial intelligence Expertise in at least one area: Large Language Models, Natural Language Processing, Knowledge ...