51 to 69 of 69 LangChain Jobs in London

Lead Software Engineer

Hiring Organisation
Franklin Bates Limited
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
made architecture decisions at meaningful scale, so has a profile that evidence of that kind of decision making. AI as core leverage - LangChain, LangGraph, MCP, Claude Code, spec-driven development, prompt versioning at production etc., rather than just using AI as a productivity tool. Whats on Offer Opportunity to shape ...

Software Engineer (AI+Fullstack)

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£55,000
design, develop, and scale production-ready solutions using the latest AI technologies and cloud-native engineering practices. Key Skills: AI & GenAI: LLMs, RAG, Agents, LangChain, LangGraph, CrewAI, Vercel AI SDK, OpenAI, Anthropic, Mistral, Llama. Full Stack Engineering: Python, TypeScript, React, APIs, Microservices, FastAPI. Cloud & DevOps: AWS/Azure, Docker, Kubernetes … 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, or Llama ...

Senior AI Platform Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£110,000 - £130,000 per annum
EXPERIENCE: You will bring strong capability in: Building production-grade AI systems, including agent workflows and orchestration layers Working with LLM frameworks (e.g. LangChain or similar), retrieval systems, and AI platforms Full-stack engineering across frontend, backend, and platform layers Strong React experience with modern patterns (hooks, component architecture ...

AI Architect

Hiring Organisation
Vermillion Analytics
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£400 per day
engineers, leading design authority forums and architecture reviews Core Tech Stack Azure AI Foundry · Azure OpenAI · Databricks · Mosaic AI · MLflow 3.0 · Amazon Bedrock · LangGraph · LangChain · Semantic Kernel · Microsoft Fabric · Unity Catalog · Python · Terraform · Kubernetes · OpenTelemetry What We're Looking For 5+ years in software, data, and AI/ML with … three ideal) Deep expertise in GenAI, agentic AI, RAG patterns, LLM fine-tuning, and vector databases Strong Python foundations — PyTorch, Transformers, FastAPI, LangChain/LangGraph Experience with MLOps, CI/CD, IaC, and container orchestration at enterprise scale Confident communicator — able to engage CXOs and engineering teams with equal credibility ...

Senior Enterprise AI Account Executive

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
LangChain is seeking an experienced Account Executive in Greater London to drive the next wave of growth. In this pivotal role, you’ll manage the full sales cycle, collaborating with technical teams and driving GenAI adoption across various domains. Applicants should have 5+ years of experience in enterprise software sales ...

Enterprise Account Executive, South EMEA (UK)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
LangChain. In this role, you’ll own the full sales cycle helping technical teams at cutting‐edge enterprise companies discover, evaluate, and adopt LangChain’s products. This is a high‐impact, high‐visibility role where you’ll collaborate closely with engineering, product, and customer success teams to shape how GenAI ...

EMEA Deal Strategy & Operations Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
LangChain is seeking a Deal Strategy & Operations Manager in Greater London to drive deal execution and maintain pricing integrity within our EMEA sales organization. This in-office role requires 8+ years in Deal or Sales Operations and excellent analytical and communication skills. The annual salary range ...

EMEA Regional VP, Enterprise SaaS Sales

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
LangChain is hiring a Regional VP for EMEA based in London to lead its business in the UKI, Benelux, and Nordics. The successful candidate will oversee a team of nine enterprise AEs, ensuring accountability and revenue growth while managing key industry relationships. Ideal candidates bring over 8 years of SaaS ...

Senior AI Engineer

Hiring Organisation
The Portfolio Group
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80000/annum
Generation (RAG), agentic workflows, evaluation frameworks, and LLM optimisation. Key Responsibilities: Design and develop scalable RAG pipelines and generative AI workflows Build solutions using LangChain, LangGraph, and LlamaIndex Implement retrieval strategies including reranking, chunking, and retrieval fusion Develop agentic workflows with a focus on robustness and maintainability Contribute to experimentation … Strong Python engineering experience Commercial experience building production-grade AI/ML systems Hands-on experience with RAG architectures and LLM workflows Experience with LangChain, LangGraph, and/or Llama Index Understanding of evaluation methodologies for generative AI Experience working within scalable cloud environments (AWS preferred) Ability to operate ...

Associate Director - AI Engineering

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
foundational models, neural networks and their applications. In addition, cloud infrastructure (AWS/Azure/GCP), orchestration tools (e.g. Kubeflow), and agentic frameworks (e.g. LangChain, AutoGen). Responsibilities Partner with product, engineering, data science, and business teams to integrate AI into core offerings across SPGI Work with executive leadership … understanding of the use of neural networks, embeddings, transformers etc. Cloud platforms (AWS SageMaker, Azure ML; etc) Orchestration tools (e.g. Prefect; etc) Agentic toolkits (LangChain, LlamaIndex, AutoGen, Google Agentic Framework) Experience in productionizing AI applications. Strong programming skills in python and common AI frameworks Experience with multi-modal LLMs ...

EMEA Cloud Alliances Lead — Co-Sell Growth

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
LangChain is seeking a Partner Alliances Lead for EMEA, responsible for building and driving the regional partner ecosystem. The role emphasizes managing alliances with major cloud providers and driving co-sell efforts, requiring a strong background in partner sales and business development. Ideal candidates will have over 6 years ...

Senior Machine Learning Engineer - GenAI, LLM, RAG

Hiring Organisation
Puritas Group
Location
City of London, London, United Kingdom
Employment Type
Contract
integrate LLMs as part of a wider system. Youll be working on: Building production-grade GenAI applications using Python Developing LLM-powered systems with LangChain, LangSmith, and modern Python libraries Designing and implementing RAG pipelines, vector stores, and retrieval logic Building agentic workflows, tool-calling, and multi-step reasoning systems … evaluation deployment observability Were looking for people who have: Delivered real GenAI applications into production, not just PoCs Strong Python engineering skills Experience with LangChain, LangSmith, LlamaIndex, or similar frameworks Deep understanding of LLM behaviour, prompting, evaluation, and optimisation Experience building monitoring, logging, and guardrail frameworks Ability to work across ...

AI Engineer

Hiring Organisation
Huxley Associates
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £90000/annum + Bonus & Benefits Package
/ML systems, ideally with Azure OpenAI, Azure Cognitive Services Azure Machine Learning. Strong Python skills and familiarity with modern AI frameworks (e.g., LangChain, Hugging Face, PyTorch). Deep understanding of LLMs, vector databases, prompt engineering, and multi-agent systems. Passion for building from scratch - you thrive in greenfield environments. … with a vibrant London office. Competitive salary, equity options, and a culture of innovation. Strong Python skills and familiarity with modern AI frameworks (e.g., LangChain, Hugging Face, PyTorch). Deep understanding of LLMs, vector databases, prompt engineering, and multi-agent systems. Passion for building from scratch - you thrive in greenfield ...

Enterprise Account Executive (UK)

Hiring Organisation
Jobleads-UK
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 Deployment Strategist

Hiring Organisation
Emponics
Location
City of London, London, United Kingdom
Employment Type
Permanent
iteration Build a library of reusable agent components and playbooks Proactively surface new automation opportunities across the business Key Skills Python & LLM agent frameworks (LangChain, CrewAI, LlamaIndex) Prompt engineering & RAG pipelines Business analysis & stakeholder management Process mapping & workshop facilitation Microsoft 365 & Microsoft Copilot No-code/low-code tooling (Zapier … engineering, technical consulting, or a deployment/implementation role. Able to design and build working AI agents and automation workflows independently using agent frameworks (LangChain, CrewAI, LlamaIndex, or similar) and/or tools such as Microsoft Copilot Studio, Claude Skills etc. Strong enough technically to assess feasibility and scope what ...

Technical Lead

Hiring Organisation
Invitise Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
/ELT, and analytical workloads at scale - LLM/AI features shipped to production users, covering evals, guardrails, prompt versioning, and cost control - LangChain and LangGraph for orchestration - Data modelling for fund mechanics, including cash flows, NAV, performance metrics, and position-level credit data - AWS in production … Lead, Staff Engineer, Principal Engineer, Private Credit, Private Markets, Capital Markets, AI Platform, Analytics Platform, Python, TypeScript, Node.js, React, Next.js, NestJS, FastAPI, PostgreSQL, pgvector, LangChain, LangGraph, LiteLLM, AWS, LLM, Fintech, Greenfield, Remote, Hybrid/Remote, Contract ...

Technical Lead

Hiring Organisation
InvitISE Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
/ELT, and analytical workloads at scale - LLM/AI features shipped to production users, covering evals, guardrails, prompt versioning, and cost control - LangChain and LangGraph for orchestration - Data modelling for fund mechanics, including cash flows, NAV, performance metrics, and position-level credit data - AWS in production … Lead, Staff Engineer, Principal Engineer, Private Credit, Private Markets, Capital Markets, AI Platform, Analytics Platform, Python, TypeScript, Node.js, React, Next.js, NestJS, FastAPI, PostgreSQL, pgvector, LangChain, LangGraph, LiteLLM, AWS, LLM, Fintech, Greenfield, Remote, Hybrid/Remote, Contract ...

EMEA Deal Strategy & Operations Manager

Hiring Organisation
Jobleads-UK
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, LangChain, LangGraph, LangSmith, and Fleet are used ...

French-Speaking GenAI Enterprise AE – South EMEA

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
LangChain is seeking an experienced Account Executive in Greater London to lead the sales cycle and foster relationships with enterprise customers. This high-visibility role involves collaborating with multiple teams to enhance the adoption of LangChain's products. Candidates should have over 5 years of experience in software sales, excellent ...