201 to 225 of 266 LangChain Jobs in England

Deployed Architect, Professional Services (London)

Location
Greater London, England, United Kingdom
About Us At LangChain, our mission is to make intelligent agents ubiquitous. We build the foundation for agent engineering in the real world, helping developers move from prototypes to production-ready AI agents that teams can rely on. We began as widely adopted open-source tools and have grown … continuing to develop new products, growth is accelerating, and all team members have meaningful impact on what we build and how we work together. LangChain is a place where your contributions can shape how this technology shows up in the real world. Today, our platform includes LangSmith (Observability, Evaluation, Deployment ...

AI Engineer

Location
Greater London, England, United Kingdom
Role Design, build and productionise AI-enabled features and services using large language models, RAG, prompt engineering and agent frameworks/orchestration (such as LangChain, LangGraph or Semantic Kernel). Take AI solutions beyond prototype, owning evaluation, testing, guardrails, observability, security and cost management. Rapidly prototype and validate ideas, turning … bring Essential Experience Practical experience building with AI and agentic technologies: large language models, RAG, prompt engineering, and agent frameworks/orchestration (such as LangChain, LangGraph or Semantic Kernel). Hands‐on experience using AI coding assistants and agentic development tools (e.g. GitHub Copilot, Claude Code, Cursor) in a professional ...

Gen AI Python Developer

Location
Greater London, England, United Kingdom
fine-tune machine learning and large language models (LLMs) using frameworks such as PyTorch, TensorFlow, and Keras.* Develop Retrieval-Augmented Generation (RAG) applications using LangChain, Hugging Face, and LlamaIndex.* Implement and optimize vector database, semantic search, and hybrid search solutions for AI-powered applications.* Perform model fine-tuning using advanced … model optimization techniques* Knowledge of Fine-Tuning methodologies, including LoRA and QLoRA* Experience working with Hugging Face libraries and model repositories* Proficiency in LangChain and LlamaIndex for building AI-powered workflows* Experience implementing Retrieval-Augmented Generation (RAG) frameworks* Knowledge of Vector Databases and Hybrid Search techniques* Strong understanding of Natural ...

Senior AI Engineer - Production ML & Agentic AI

Location
Greater London, England, United Kingdom
hybrid London environment. You will influence senior engineers, define standards, and enable capable AI/ML solutions to operate safely in production while leveraging LangChain/LangGraph and retrieval frameworks. #J-18808-Ljbffr ...

Lead AI Agentic Architect - Build Scalable LLM Platform

Location
Greater London, England, United Kingdom
lead the technical architecture for our AI projects, bridging product thinking with scalable system design. You will guide the agent framework stack (LangGraph/LangChain or equivalent), define integration patterns, and oversee evaluation, observability, and production readiness while collaborating with a cross-functional product team. #J-18808-Ljbffr ...

Senior AI Architect — Multi-Agent Systems & LLMOps

Location
Crawley, England, United Kingdom
focuses on mentoring engineers, delivering MVPs to production, and shaping the AI strategy across the business. You'll work with GCP Vertex AI, LangGraph, LangChain, and MLOps pipelines to ensure scalable, secure, and cost-effective solutions. #J-18808-Ljbffr ...

Enterprise Customer Success Manager

Location
Tipton, England, United Kingdom
able to thrive in fast-moving, ambiguous environments while managing multiple priorities with high autonomy Bonus: Familiarity with AI/LLM orchestration (e.g. LangChain or similar) is a plus Perks & Benefits Full-time employees at Tavily enjoy: A young, open, and inclusive culture where everyone has real impact from ...

Marketing AI Engineer

Location
Greater London, England, United Kingdom
Zapier, n8n) and comfortable extending them with scripting when needed (Python and/or JavaScript). Have working familiarity with AI agent frameworks (e.g., LangChain, Claude Agent SDK, OpenAI Assistants) or a demonstrated ability and appetite to ramp quickly. Be experienced integrating with third‐party APIs and working with marketing ...

Chief Product Officer

Hiring Organisation
Navigator
Location
London Area, United Kingdom
commerce media network, travel technology platform, or vertical data marketplace would be advantageous. Familiarity with agentic AI platforms such as Scope3, Kargo Kera, LangChain, AutoGen, or similar technologies would also be valuable, together with a clear perspective on their application to media workflow automation. An engineering background, including direct leadership ...

AI/ML Engineer

Location
Greater London, England, United Kingdom
influence how they’re adopted across the wider business. You'll be working with technologies including Azure Databricks, Azure Machine Learning, Azure AI Foundry, LangChain, LangGraph and Python, building enterprise AI applications using RAG, vector databases, prompt orchestration and tool‐calling patterns. You’ll need experience with: Deploying LLMs … machine learning models into Azure enterprise environments. Azure Databricks, Azure Machine Learning and ideally Azure AI Foundry. Building production AI applications using LangChain, LangGraph and Python. MLOps/LLMOps including deployment, monitoring, governance and lifecycle management. RAG, vector databases, prompt engineering and tool‐calling patterns. Building ...

Lead AI Engineer

Location
Crawley, England, United Kingdom
technologies. Requirements **Experience** **AI Orchestration & Development:** Expert-level experience building complex LLM-powered systems and multi-agent workflows using frameworks like LangGraph, LangChain, AutoGen, or ADK. **Artificial Intelligence & Machine Learning:** Deep practical understanding of machine learning algorithms, natural language processing (NLP) techniques, and the optimization of large language models …/CD Pipelines Technical Architecture Enterprise Deployment Tools & Technologies Google Cloud Platform Vertex AI BigQuery Cloud SQL Google Cloud Storage Docker Kubernetes LangGraph LangChain AutoGen #J-18808-Ljbffr ...

Senior AI Engineer

Hiring Organisation
MarkIT Placements
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £700 to £900 per day
gapped deployments. What You'll Be Doing Design and build multi-agent AI systems from the ground up, using frameworks such as LangGraph, LangChain, Haystack or similar where appropriate. Develop the orchestration, state management and tool-calling infrastructure required to make agentic systems reliable in production. Integrate large language models … production , rather than simply integrating existing tools. Strong Python development skills and excellent software engineering fundamentals. Hands-on experience with frameworks such as LangGraph, LangChain, Haystack or similar , together with the ability to work below the framework level when required. Experience designing and deploying AI/ML systems into genuine ...

Senior AI Engineer

Hiring Organisation
MarkIT Placements
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £700 to £900 per day
maintainable at scale. What You'll Be Doing Design and build multi-agent AI systems from the ground up, using frameworks such as LangGraph, LangChain, Haystack or similar where appropriate. Develop orchestration, state management and tool-calling infrastructure required to make agentic systems reliable in production. Integrate large language models … shipping multi-agent or agentic AI systems into production . Strong Python development skills and excellent software engineering fundamentals. Hands-on experience with LangGraph, LangChain, Haystack or similar AI/LLM frameworks , together with the ability to work below the framework level when necessary. Experience designing and deploying AI/ ...

Senior AI Agent Engineer - Agentic Applications

Location
Wokingham, England, United Kingdom
deploy intelligent systems using Large Language Models (LLMs). The ideal candidate will have a background in AI applications, particularly those utilizing frameworks like LangChain and Crew AI. Responsibilities include developing AI workflows, collaborating with teams, and optimizing AI systems in production environments. This role offers competitive compensation ...

GenAI Full-Stack Engineer: From POC to Production

Location
Manchester, England, United Kingdom
design, develop and scale full-stack solutions, collaborating with teams to deploy robust end-to-end platforms. The role emphasizes hands-on work with LangChain, LLMs, cloud hosting and modern CI/CD pipelines. You will grow technically by exploring emerging GenAI technologies, mentoring peers, and contributing to business development ...

Research Engineer - LLMs & Generative Audio

Location
Slough, England, United Kingdom
rapidly in a greenfield environment Key Details Salary: Up to ~£120k base Working model: Hybrid (3+ days/week in London) Stack: Python, HuggingFace, LangChain, RAG, multimodal AI, TTS/STT, evaluation frameworks Sponsorship: To be confirmed #J-18808-Ljbffr ...

Research Engineer - LLMs & Generative Audio

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
rapidly in a greenfield environment Key Details • Salary: Up to ~£120k base • Working model: Hybrid (3+ days/week in London) • Stack: Python, HuggingFace, LangChain, RAG, multimodal AI, TTS/STT, evaluation frameworks • Sponsorship: To be confirmed Interested? Please apply below. ...

Forward Deployed Engineer

Location
Greater London, England, United Kingdom
platform Solid depth in Python and/or TypeScript, from things you've actually built Hands-on experience with RAG, an agent framework like LangChain or LangGraph, and ideally MCP, from building with these, not just plugging in a vendor's version You use AI coding tools ...

QA Automation Engineer - Leeds

Location
Leeds, England, United Kingdom
hands‐on experience with GenAI (e.g. Playwright with MCP). Experience with AI‐assisted coding tools (e.g., GitHub Copilot, Claude) is required, knowledge of LangChain or LangGraph, and cloud environments is a plus. You love working with people to build things and solve problems together in an egoless way, regardless ...

AI Engineer

Hiring Organisation
McGregor Boyall Associates Limited
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
automate complex business workflows. Apply Prompt Engineering and Context Engineering techniques to optimise AI performance and accuracy. Implement AI solutions using frameworks such as LangChain , LangGraph , and MCP . Integrate AI services and enterprise platforms through REST APIs and cloud-native architectures. Deliver scalable, secure, and reliable solutions using Python … Skills AI , Generative AI (GenAI) , Large Language Models (LLMs) , Natural Language Processing (NLP) Prompt Engineering , Context Engineering AI Agents , Agentic AI , Multi-Agent Systems LangChain , LangGraph , Model Context Protocol (MCP) RAG , Embeddings , Vector Databases Python , SQL , REST APIs Git , CI/CD Cloud Platforms (Azure ...

Staff ML Engineer | Agentic AI & Applied ML | London | |

Location
Greater London, England, United Kingdom
across multiple engineering teams Defining reusable engineering standards, architectures and implementation patterns Designing and evolving production RAG and retrieval architectures Establishing effective LangGraph/LangChain patterns for agentic applications Improving AI evaluation, testing, observability and production monitoring Developing guardrails, controls and approaches to hallucination and model risk Supporting the move … across: Python and strong software engineering fundamentals Production Machine Learning/AI engineering AWS Agentic AI and LLM‐based applications Retrieval Augmented Generation (RAG) LangChain and/or LangGraph Vector databases and retrieval MLOps and production deployment AI evaluation, testing and observability AI governance, model risk and engineering controls ...

Staff ML Engineer | Agentic AI & Applied ML | London (Hybrid) | Contract | Inside IR35

Location
City Of London, England, United Kingdom
across multiple engineering teams Defining reusable engineering standards, architectures and implementation patterns Designing and evolving production RAG and retrieval architectures Establishing effective LangGraph/LangChain patterns for agentic applications Improving AI evaluation, testing, observability and production monitoring Developing guardrails, controls and approaches to hallucination and model risk Supporting the move … across: Python and strong software engineering fundamentals Production Machine Learning/AI engineering AWS Agentic AI and LLM-based applications Retrieval Augmented Generation (RAG) LangChain and/or LangGraph Vector databases and retrieval MLOps and production deployment AI evaluation, testing and observability AI governance, model risk and engineering controls ...

Engineering Team Lead | Tech | London, UK

Location
City of Westminster, England, United Kingdom
encouraging our developers Conducting regular 121's, setting objectives and assisting with tailored development plans Our engineering environment includes technologies such as Python (FastAPI), LangChain/LangGraph for multi-agent LLM orchestration, React/TypeScript, PostgreSQL, MongoDB, Redis, Azure (App Service, Container Registry, Blob Storage), Docker, GitHub Actions, and modern … experience in closely related languages Hands-on experience building or maintaining LLM-powered applications - prompt design, multi-provider integration, and agent orchestration (e.g. LangChain/LangGraph or an equivalent framework) Strong RDBMS experience (e.g. PostgreSQL) and comfort with document stores (e.g. MongoDB) and caching layers (e.g. Redis) Comfortable working with ...

GenAI Full-Stack Engineer — Consultant (POCs to Production)

Location
Manchester, England, United Kingdom
clients in London, Manchester, or Glasgow. You will design, develop and scale full-stack solutions, collaborating with cross-functional teams and leveraging AI frameworks, LangChain, and cloud platforms. The role offers hybrid working, opportunities to grow in GenAI, and exposure to client-facing engagements. A security clearance or eligibility ...

GenAI Full-Stack Engineer — Consultant (POCs to Production)

Location
Greater London, England, United Kingdom
clients in London, Manchester, or Glasgow. You will design, develop and scale full-stack solutions, collaborating with cross-functional teams and leveraging AI frameworks, LangChain, and cloud platforms. The role offers hybrid working, opportunities to grow in GenAI, and exposure to client-facing engagements. A security clearance or eligibility ...