1 to 25 of 309 LangChain Jobs in the UK

AI Consulting –Sr. AI Architect & Client Partner

Location
Greater London, England, United Kingdom
automated evals, experiment tracking, observability, model lifecycle management. Responsible AI : governance frameworks, guardrails, model safety, compliance, and auditability. Preferred but not required Orchestration frameworks : LangChain/LangGraph, LlamaIndex, CrewAI, AutoGen, DSPy, Semantic Kernel, Strands. Advanced retrieval : Graph RAG, knowledge graphs, context graphs, hybrid search, vector databases. Agentic patterns : multi-agent ...

AI Engineer

Location
Greater London, England, United Kingdom
solutions. Proficient in observability, performance optimization, security, and production reliability. Knowledge of Responsible AI, AI governance, compliance, and model risk management. Experience with LangChain, LangGraph, LlamaIndex, CrewAI, Semantic Kernel, or similar frameworks. Familiarity with vector databases such as Pinecone, Weaviate, ChromaDB, or pgVector. Experience implementing observability and monitoring solutions ...

Senior Full Stack Engineer (Java + Angular/React + Python)

Location
United Kingdom
skills.Experience working in Agile/Scrum or pod-based delivery environments.Generative AI & LLMs: OpenAI/Azure OpenAI APIs Prompt Engineering RAG (Retrieval Augmented Generation) LangChain/LangGraph AI Agents Vector Databases (FAISS, ChromaDB, Pinecone anyone they can learn and come) FastAPI-based AI services LLM Evaluation and Testing Nice ...

Lead Agentic AI Architect

Location
Birmingham, England, United Kingdom
Multi-Agent Systems, Agentic AI Architecture, Retrieval Augmented Generation (RAG), LLM Application Design, Prompt Engineering, Responsible AI, and AI Evaluation Frameworks. Experience with LangChain, LangGraph, Semantic Kernel, and AutoGen. Hands-on experience with Azure AI Foundry/Azure OpenAI, AWS Bedrock and SageMaker, Google Vertex AI, and hybrid and multi ...

AI Engineer (UK)

Location
City Of London, England, United Kingdom
Java/Kotlin, with a solid understanding of API design, development and integration patterns LLM and Generative AI Expertise Experience with frameworks such as LangChain, LangGraph, and APIs from OpenAI, Anthropic, etc. Demonstrated proficiency in prompt engineering and orchestrating AI agents, chatbots, and autonomous workflows Cloud, Deployment & Operations Experience - Familiarity ...

Frontier Agent Engineering Manager, Enterprise

Location
Greater London, England, United Kingdom
Management experience with strong fundamentals in data structures, algorithms, and system design Production Python expertise with experience in modern ML/AI frameworks (e.g., LangChain, LlamaIndex, HuggingFace, OpenAI API) Experience with cloud platforms (AWS, GCP, or Azure) and modern data infrastructure Strong problem-solving skills with the ability to navigate ...

Senior AI Software Engineer / AI Model Specialist

Location
Greater London, England, United Kingdom
Neural Networks Natural Language Processing (NLP) Generative AI Large Language Models (LLMs) Retrieval-Augmented Generation (RAG) Reinforcement Learning Frameworks & Technologies PyTorch TensorFlow Scikit-learn LangChain Hugging Face OpenAI and Azure OpenAI Services Vector Databases Docker Kubernetes Cloud Platforms Microsoft Azure Azure AI Services Azure Machine Learning AWS or Google Cloud ...

AI Data Scientist — Generative AI & MLOps in Hybrid Cloud

Location
Hursley, England, United Kingdom
workflows Embeddings and Semantic Search Prompt Engineering AI Evaluation Frameworks * Experience working with LLM APIs and AI ecosystems such as OpenAI, Anthropic, Azure OpenAI, LangChain, LangGraph, DSPy, or similar technologies Experience working with cloud platforms such as AWS, Azure, or GCP Strong understanding of model evaluation, experimentation, data quality ...

Data Science Manager

Location
Greater London, England, United Kingdom
statistics, probability, optimization, experimentation, and applied machine learning. Advanced proficiency in Python and modern AI frameworks, including PyTorch, TensorFlow, Scikit‐Learn, Hugging Face, LangChain, Semantic Kernel, and related ecosystems. Experience building and scaling enterprise AI platforms, ML infrastructure, and intelligent applications serving thousands of users. Strong understanding of model observability ...

AI Engineer

Location
Cardiff, Wales, United Kingdom
Requirements Strong Python skills and a solid grounding in software engineering practice Experience building applications with large language models and orchestration frameworks such as LangChain, LangGraph or LlamaIndex Hands-on experience with AWS and/or Azure Understanding of machine learning fundamentals, embeddings and vector databases Experience with ...

Generative AI Engineer

Location
United Kingdom
best practices, testing, version control, and deployment. Ability to work with technical and non-technical stakeholders. Desirable Skills Experience with OpenAI, Azure OpenAI, Anthropic, LangChain, LlamaIndex, Hugging Face, or similar tools. Experience deploying AI models or AI applications into production. Knowledge of MLOps, CI/CD, monitoring, and model evaluation. ...

AI & ML Engineer

Location
Greater London, England, United Kingdom
model endpoints, pipelines, embeddings, vector search) or equivalent cloud‐native AI/ML platforms (e.g. AWS SageMaker, AzureML) and agent orchestration frameworks (e.g. LangChain, LangGraph, ADK). Solid understanding of MLOps – CI/CD, IaC (Terraform), experiment tracking, model registry, and monitoring. Proven experience deploying and operating ML systems ...

Data Scientist - GenAI - Consultant

Location
Greater London, England, United Kingdom
/R (pandas/NumPy; ML libs such as scikit-learn; DL frameworks TensorFlow/PyTorch). Experience with LLM/RAG toolchains (e.g., LangChain, LlamaIndex, Semantic Kernel) and vector search (e.g., Pinecone, Weaviate, FAISS, Azure AI Search). Hands‐on experience with AWS Bedrock and Sagemaker would be highly ...

AI Engineer

Location
Leeds, England, United Kingdom
high‐value AI opportunities across Waystone. AI Engineering: Prototype AI features and iterate towards production‐ready capabilities. Build agentic workflows using frameworks such as LangChain or Microsoft Agent Framework, with a solid understanding of agent fundamentals (tools, memory, orchestration, context control). Implement AI agents with tool integration, memory, context ...

Lead AI Engineer

Location
Newcastle upon Tyne, England, United Kingdom
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 ...

Customer AI Engineer

Location
Greater London, England, United Kingdom
agentic development. Practical experience with prompt engineering, retrieval‐augmented generation pipelines, context management, embeddings and vector databases, and with agentic frameworks such as LangChain, LangGraph or AutoGen. Customer domain expertise. Experience applying AI to customer growth, personalisation, marketing, commerce, sales or service challenges. You can engage confidently in discussions about ...

RAG Engineer

Location
United Kingdom
deploy AI solutions at scale. What we're looking for Commercial experience building RAG-based AI applications. Strong Python development skills. Experience with LangChain, LlamaIndex or similar frameworks. Knowledge of vector databases such as Pinecone, Weaviate, Milvus or Chroma. Experience with embedding models and semantic search. Familiarity with OpenAI, Anthropic ...

AI Solutions Architect

Location
Greater London, England, United Kingdom
enterprise integration, APIs, microservices and scalable software delivery. Hands‐on capability with Python and SQL, with practical knowledge of AI orchestration frameworks such as LangChain, LangGraph or similar technologies. Knowledge of vector databases, semantic retrieval, prompt engineering, model selection, grounding techniques, evaluation approaches and AI guardrails. Experience working with cloud ...

AI Engineer-Anthropic-University/Graduate Level - UK

Location
Greater London, England, United Kingdom
tool use/function calling, structured outputs, and model evaluation. Familiarity with tools or frameworks such as Git, REST APIs, SQL, Docker, LLM APIs, LangChain, LangGraph, LlamaIndex, or cloud AI services. Foundational understanding of responsible AI concepts, including data privacy, model limitations, human oversight, and safe AI deployment. Strong problem ...

Lead AI Engineer

Location
Sheffield, England, United Kingdom
practices. Hands‐on experience with LLM integration, RAG architectures, AI orchestration frameworks, and Agentic AI solutions. Experience with AI frameworks and tools such as LangChain, LangGraph, Semantic Kernel, AutoGen, CrewAI, or equivalent. #J-18808-Ljbffr ...

Lead AI Engineer

Location
Sheffield, England, United Kingdom
DevOps practices. Hands-on experience with LLM integration, RAG architectures, AIorchestration frameworks, and Agentic AI solutions. Experience with AI frameworks and tools such as LangChain,LangGraph, Semantic Kernel, AutoGen, CrewAI, or equivalent. #J-18808-Ljbffr ...

Senior Cloud Engineer (Java/Python) – Finance AI Platform

Location
Sheffield, England, United Kingdom
delivery practices. Preferred Skills Experience with LLM integration, RAG, AI orchestration, or Agentic AI frameworks. Exposure to AI platforms such as Azure OpenAI, OpenAI, LangChain, LangGraph, or Semantic Kernel. Candidate Profile Strong engineering and problem-solving skills. Product engineering mindset with a focus on quality and scalability. Comfortable working within ...

Applied AI Engineer - Agentic Systems - Senior Associate

Location
Greater London, England, United Kingdom
learn. Proficiency in Python; experience writing comprehensive tests and building evaluation harnesses for agents and prompts. Hands‐on experience with agent frameworks such as LangChain, CrewAI, AutoGen, LangGraph. Knowledge of generative models including transformers, GANs, VAEs, and diffusion models. Understanding of data preprocessing, feature engineering, and model/agent evaluation ...

GenAI Fullstack Engineer

Location
West of England, England, United Kingdom
developing React applications using TypeScript. Familiarity with frameworks such as Next.js, Vite, or similar. Generative AI Technologies Experience with Generative AI frameworks such as LangChain, LangGraph, CrewAI, Vercel AI, or equivalent tools. Practical experience working with Large Language Models (LLMs), including platforms such as OpenAI, Anthropic, Mistral, Llama, or similar. ...

GenAI Fullstack Engineer

Location
Bristol, Gloucestershire, United Kingdom
developing React applications using TypeScript. Familiarity with frameworks such as Next.js, Vite, or similar. Generative AI Technologies Experience with Generative AI frameworks such as LangChain, LangGraph, CrewAI, Vercel AI, or equivalent tools. Practical experience working with Large Language Models (LLMs), including platforms such as OpenAI, Anthropic, Mistral, Llama, or similar. ...