76 to 99 of 99 LangChain Jobs in the UK

Founding Fullstack AI Engineers for Sustainability

Hiring Organisation
Annwn
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 90,000 - 120,000 Annual
complex systems Use of coding agents to accelerate work (Codex/Claude Code) Strong Plus Experience building agentic workflows that are trusted Experience with LangChain, LangGraph, or similar Experience building with vector databases, embeddings, RAG pipelines Experience with graph databases Experience building simulation, optimisation, or decision-support systems Prior startup ...

Senior Applied AI Engineer

Hiring Organisation
Veridox
Location
United Kingdom
/VLM Observability (e.g Arize Phoenix) Testing code that involves non-deterministic systems Ideally you also bring: Experience with agent orchestration frameworks (LangGraph, LangChain, or similar) Familiarity with vision-language models for image analysis Some exposure to document analysis, OCR, or fraud detection Opinions about when agents are useful ...

Mid-Level Software Engineer

Hiring Organisation
QOVES
Location
London Area, United Kingdom
ambiguity Clear communicator who can contribute to technical discussions and planning Nice to Have Experience with AI/ML frameworks or LLM integrations (e.g., LangChain) Familiarity with Supabase, Firebase, or other BaaS platforms Experience optimizing performance and scaling backend systems Prior experience in a startup or high-growth environment ...

Fractional Chief AI Officer / Head of AI - Biotech

Hiring Organisation
Head of AI
Location
United Kingdom
agentic and generative AI capabilities. Deep Technical Fluency: Fluent in modern AI ecosystems including generative AI, agentic systems, AI copilots, and orchestration frameworks (e.g. LangChain, AutoGen, CrewAI). Understands how to combine traditional ML, analytics, and scientific data systems (e.g. genomics, clinical, real-world data) with emerging AI architectures ...

Lead AI Architect - Permanent - Hybrid - Insurance

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £110,000 per annum
Lead AI Architect - Permanent - Hybrid - Insurance OverviewAs a Lead AI Architect, you will define and drive AI architecture strategy, supporting clients to design, implement, and operate scalable platforms that enable the effective deployment of AI ...

AI Engineer

Hiring Organisation
Understanding Recruitment
Location
City of London, London, United Kingdom
accuracy, speed up assessments, and enhance customer experience Work with insurance specialists to turn claims processes into AI-driven workflows Deploy solutions using LLMs, LangChain, and RAG at scale for insurers What we're looking for: 2+ years of experience in AI/ML engineering or research A proven track ...

Creative AI Developer

Hiring Organisation
CASSETTE
Location
United Kingdom
repos involving AI, agents, or automation – Experience with workflow tools like n8n, Make, or Zapier – Familiarity with AI APIs, vector databases, or agent frameworks (LangChain, CrewAI, etc.) – Prompt engineering or system design experience – Any exposure to immersive or experiential tech: AR, VR, WebGL Recruitment Process We want the process ...

Forward Deployed Engineer Generative AI / LLM Deployment

Hiring Organisation
DCV Technologies Limited
Location
North West London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
Forward Deployed Engineer Generative AI/LLM Deployment GenAI | LangChain | RAG | AWS | Kubernetes | Customer-Facing We are hiring a Forward Deployed Engineer to lead the deployment of production-grade Generative AI and LLM solutions into enterprise environments. This is a hands-on, customer-facing role focused on building and deploying … pipelines, multi-agent systems and fine-tuned LLM applications using tools such as LangChain and LangGraph. You will embed with client teams, own technical delivery from prototype to production, and demonstrate measurable KPI impact. Key Responsibilities Design and deploy GenAI/LLM applications (RAG, agentic AI, fine-tuning) Lead production ...

Applied AI Engineer

Hiring Organisation
Total Recruitment Group
Location
London, United Kingdom
Employment Type
Permanent
architectures, safety considerations Cloud-native development on AWS and practical MLOps: CI/CD for models, version control, observability, retraining pipelines Familiarity with LangChain, Terraform, and modern AI tooling (Cursor, Gemini) is a strong plus Experience with both structured and unstructured data, including preprocessing and feature engineering Stack: Python PyTorch … LangChain AWS SQL Terraform CI/CD MLOps Base salary: Up to £120,000 Bonus: 10% Equity: worth £20,000 Flexibility: Hybrid (3 days London office) + 10 days work-from-anywhere per year Interview process 3 stages. Straightforward, respectful of your time. ...

Digital Twin Developer | £800 p/d inside IR35

Hiring Organisation
Akkodis
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £850 per day
across the digital twin pipelines Nice to have: Building agents/multi-agent systems Developing Retrieval-Augmented Generation (RAG) systems Agentic frameworks: LangGraph/LangChain Deployed LLMs at enterprise scale Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary ...

Forward Deployed Engineer Generative AI / LLM Deployment

Hiring Organisation
DCV Technologies Limited
Location
London, United Kingdom
Employment Type
Permanent
Forward Deployed Engineer Generative AI/LLM Deployment GenAI | LangChain | RAG | AWS | Kubernetes | Client-Facing Were looking for a Forward Deployed Engineer to drive the implementation and rollout of enterprise-grade Generative AI and LLM solutions within production environments. This is a hands-on, customer-facing position focused on architecting … deploying RAG pipelines, agent-based systems, and fine-tuned LLM applications using frameworks such as LangChain and LangGraph. You will work closely with client teams, take full ownership of technical delivery from proof of concept through to production, and deliver measurable KPI-driven outcomes. Key Responsibilities Architect and implement GenAI ...

Senior AI Engineer

Hiring Organisation
HCLTech
Location
City of London, London, United Kingdom
into robust, production-grade software using Amazon Bedrock and modern Python frameworks. Key Responsibilities · Agent Development: Build and deploy sophisticated AI agents using Python, LangChain, and LangGraph. Implement tool calling (function calling), memory persistence, and error-handling logic for robust autonomous execution. · RAG Implementation: Develop high-performance retrieval pipelines. Optimise … Flask). · AWS AI Stack: Hands-on experience with Amazon Bedrock APIs, SageMaker (Training Jobs, Inference Endpoints), and Vector Databases. · Frameworks: extensive experience with LangChain, LlamaIndex, or LangGraph for building agentic workflows. · LLM Techniques: Practical experience with Prompt Engineering (Chain-of-Thought, ReAct), RAG optimisation, and model evaluation techniques. Advantageous ...

AI Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £800 to £850 per day
adoption. Trusted advisor to senior stakeholders, with proven execution across complex migrations, AI enablement, and digital modernisation. Architect and deliver agentic AI systems (LangGraph, LangChain, tool-calling, memory), RAG pipelines, and enterprise ML workloads. Skilled in Azure and AWS AI stacks, Fast API microservices, Kubernetes, and secure vector search patterns. … Designed and deployed agentic/LLM systems on Azure AI Studio/Foundry + Azure OpenAI, with orchestration using Semantic Kernel and (where appropriate) LangChain/AutoGen/CrewAI; implemented Prompt Flow evaluation and human-in-the-loop controls. Azure Business Architect - Strategic Partnership Orchestrated Azure migration/consumption ...

Solutions Engineer (PreSales)

Hiring Organisation
DCV Technologies Limited
Location
North London, London, United Kingdom
Employment Type
Permanent
Responsibilities Design and deliver AI/GenAI solutions aligned to customer use cases Build and showcase POCs, demos and technical presentations Work with LLMs, LangChain, OpenAI APIs and AI agents Support solution architecture, APIs, integrations and cloud deployments Collaborate across GTM, sales and engineering to refine offerings Requirements Experience … Solution Engineering, Pre-Sales, Sales Engineering or Technical Consulting Strong knowledge of LLMs, Generative AI, Machine Learning Hands-on with LangChain, OpenAI, GPT or similar tools Programming experience in Python Experience with APIs, integrations and REST services Cloud exposure: AWS, Azure or GCP Proven experience delivering POCs, demos or customer ...

Pre Sales Solution Engineer

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70000 - £110000/annum Plus benefits. Salary range D.O.E
Responsibilities Design and deliver AI/GenAI solutions aligned to customer use cases Build and showcase POCs, demos and technical presentations Work with LLMs, LangChain, OpenAI APIs and AI agents Support solution architecture, APIs, integrations and cloud deployments Collaborate across GTM, sales and engineering to refine offerings Requirements Experience … Solution Engineering, Pre-Sales, Sales Engineering or Technical Consulting Strong knowledge of LLMs, Generative AI, Machine Learning Hands-on with LangChain, OpenAI, GPT or similar tools Programming experience in Python Experience with APIs, integrations and REST services Cloud exposure: AWS, Azure or GCP Proven experience delivering POCs, demos or customer ...

Applied AI Software Engineer

Hiring Organisation
Lawrence Harvey
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£90000 - £110000/annum
Applied AI Software Engineer - LangChain, LangGraph, RAG, Knowledge Graphs A high-growth, technology-led scale-up (backed by a global leading organisation) is expanding its engineering capability following a highly successful 2025. As part of significant continued investment, they are hiring a Software Engineer to lead the design and development …/Software Engineer with applied AI exposure. Hands-on Python development experience delivering production-grade systems. Practical experience building agentic AI workflows (LangGraph/LangChain or similar frameworks). Exposure to Knowledge Graphs (Neo4j/RDF/graph-based enrichment or retrieval). Experience integrating LLM APIs (OpenAI or similar ...

Applied AI Software Engineer

Hiring Organisation
Lawrence Harvey
Location
United Kingdom
Applied AI Software Engineer - LangChain, LangGraph, RAG, Knowledge Graphs A high-growth, technology-led scale-up (backed by a global leading organisation) is expanding its engineering capability following a highly successful 2025. As part of significant continued investment, they are hiring a Software Engineer to lead the design and development …/Software Engineer with applied AI exposure. Hands-on Python development experience delivering production-grade systems. Practical experience building agentic AI workflows (LangGraph/LangChain or similar frameworks). Exposure to Knowledge Graphs (Neo4j/RDF/graph-based enrichment or retrieval). Experience integrating LLM APIs (OpenAI or similar ...

Gen AI Engineer

Hiring Organisation
Wave Group
Location
England, United Kingdom
similar Strong understanding of RAG systems, retrieval pipelines and evaluation workflows Experience with agentic frameworks such as LangGraph, CrewAI or similar beyond basic LangChain usage Ability to explain how you diagnose and fix issues step by step Strong Python and experience working across application and infrastructure layers Multimodal experience across … text and image or video is beneficial Tech stack Python, AWS, LangGraph, LangChain, vector databases, evaluation tooling, observability platforms, Docker Why join Small, senior team with high ownership Systems already in production with real customers Bi-weekly shipping cycles with fast feedback loops Remote-first with optional London office ...

Technical Solutions Delivery Manager– AI

Hiring Organisation
MSE Technology
Location
United Kingdom
delivery proposals • Design reference architectures for mobile (iOS, Android, Flutter, React Native), backend (.NET, Node.js), cloud (Azure AKS, Web Apps), and AI agent integration (LangChain, CrewAI, Claude) • Conduct solution reviews, architecture governance, and technical risk assessments across delivery squads • Mentor and coach Engineering Leads and Senior Engineers on architecture best … internal whitepapers on AI in engineering delivery • Familiarity with Azure AI services (OpenAI, Cognitive Services, ML Studio) or equivalent • Experience with AI-focused frameworks: LangChain, LangGraph, CrewAI, Semantic Kernel, or AutoGen What We Offer • Opportunity to work on a globally recognised consumer brand across 12+ markets • An AI-first engineering ...

Senior AI Engineer - Market Intelligence

Hiring Organisation
Harnham
Location
United Kingdom
client-facing AI products. Key Responsibilities • Design and deploy RAG pipelines for knowledge retrieval and reasoning • Build agentic AI workflows using frameworks such as LangChain or similar • Develop LLM microservices using Python frameworks such as FastAPI or Flask • Build internal AI tools including chatbots, automation systems, and workflow assistants • Deploy … systems Key Details • Comp: £60,000–£95,000, ~15% bonus, equity • Working model: Fully remote (UK) with occasional team gatherings • Tech stack: Python, LangChain, RAG systems, AWS, vector databases • Visa sponsorship: This role cannot sponsor Interested? Please apply below. ...

Senior AI/ML Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £115,000 per annum
Designing, training and deploying AI and ML models on complex, large-scale data. Building GenAI solutions using techniques such as RAG and frameworks like LangChain and related tooling. Working full-stack across data ingestion, feature engineering, modelling and serving. Combining modern GenAI approaches with classical machine learning techniques to improve … Machine Learning Engineer working on end-to-end solutions. Hands-on experience with GenAI, including RAG and tools such as LangChain or similar frameworks. Proficiency in Python and experience working with a modern cloud environment, ideally GCP. Confidence working across the data lifecycle, including aspects of data engineering. Ability ...

Product Engineer

Hiring Organisation
Affinity Labs
Location
London Area, United Kingdom
Desired Node.js alongside Python for services or integrations. App Store/Google Play release experience. Experience with vector databases (e.g., Chroma) and embedding pipelines. LangChain or CrewAI for orchestration; MCP servers for integrations. Security hygiene (secrets, permissions, least-privilege) and practical data-privacy basics. Planning & execution in Linear (or similar … Vectors/Embeddings: Chroma (or similar). AI Models & APIs: Claude (Anthropic), Gemini (Google); Amazon Nova Canvas (vision), Deepgram (audio). AI Dev Tools: LangChain or CrewAI (orchestration), MCP servers (integration), GitHub Copilot/Claude Code. Infrastructure: AWS (serverless functions), Docker (primarily for custom MCPs). Competencies & Behaviours Communicates clearly ...

AI Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £95,000 per annum
growth. The Role * Build AI solutions across RAG, agentic workflows, and LLM applications.* Develop automation tools, chatbots, and content generation systems.* Work with AWS, LangChain, and vector databases.* Contribute to both internal and future client-facing products. Your Skills and Experience * Strong commercial experience with RAG, agents, and LLM tooling. … Confident with Python, AWS, and LangChain or similar frameworks.* Hands on with vector databases and retrieval pipelines.* Comfortable identifying problems and delivering end-to-end solutions ...

AI Agent Maker (No-Code / Low-Code)

Hiring Organisation
Acorn by Synergie
Location
Crewe, Cheshire, United Kingdom
Employment Type
Permanent
hybrid working is offered. Key Duties: Design and build AI agents using no-code/low-code platforms such as n8n, Zapier, Make, and LangChain UI. Create automated workflows connecting apps, APIs, and data sources to drive decision-making. Use prompt engineering to design intelligent, LLM-powered behaviours. Prototype, deploy … cross-platform automations. Familiarity with APIs, webhooks, and integration logic. Strong problem-solving skills, attention to detail, and creativity. Desirable (Not Essential): Knowledge of LangChain (UI), AutoGen Studio, or ChatGPT APIs. Experience in AI ops, workflow automation, or digital transformation. UI/UX awareness for designing intuitive agent flows. What ...