326 to 350 of 407 LangChain Jobs in the UK

Senior Backend Engineer, AI Engineering: Chat

Location
England, United Kingdom
async‐first, distributed team, applying transferable skills from related technologies or domains. Hands‐on experience with agent frameworks such as LangGraph or LangChain is a strong plus. About the team We're part of GitLab's AI Engineering organization and own the AI‐powered chat experience embedded across the GitLab ...

Commercial Account Executive (French Speaker) LangChain 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 ...

Applied AI Engineer

Hiring Organisation
Nufin
Location
London, UK
Employment Type
Full-time
knowledge graphs. Design prompts, tools, memory, workflows and orchestration strategies for production agents. Select and use appropriate orchestration frameworks, such as Google ADK, LangGraph, LangChain, LlamaIndex, or comparable technologies. Build appropriate guardrails, approval steps, and human-in-the-loop controls for sensitive financial workflows. Integrate Machine-Learning CapabilitiesCollaborate with data … need experience with every technology below. We care most about strong engineering judgment and demonstrated end-to-end ownership. Agent orchestration: Google ADK, LangGraph, LangChain, LlamaIndex, or comparable frameworksContext engineering: RAG, MCP, knowledge graphs, tool use, memory, and retrieval systemsAI evaluation: offline and online evaluations, test datasets, regression testing, observability ...

Senior Forward Deployed ML Engineer, Agents

Location
Greater London, England, United Kingdom
agents processing real-time video streams using computer vision pipelines on aion's infrastructure Implement sophisticated multi-agent orchestration with(or similar) frameworks like LangChain or LlamaIndex—enabling tool use, memory management, and autonomous task completion Rapidly prototype POCs in 2-4 weeks, coding alongside client teams to validate concepts … users Strong LLM foundations hands-on with modern foundation models including fine-tuning, prompt engineering, and evaluation methodologies Agent framework proficiency production experience with LangChain, LlamaIndex, or similar orchestration frameworks Voice AI platform experience built real-time conversational systems with production STT/TTS integration Proficiency in Python (production-grade ...

Senior Fullstack Engineer, AI Platform & Scale

Location
United Kingdom
across SoSafe products. You’ll design and implement production-grade platform services using Node.js, TypeScript, NestJS and React, and you’ll work with LLMs, LangChain, LangGraph and agent orchestration to solve governance, observability and scalability #J-18808-Ljbffr ...

Remote AI Prototyping Engineer – Foundation Models

Location
United Kingdom
design prompting strategies, perform lightweight fine-tuning, and collaborate with researchers to ensure usable, ethical AI outcomes. Work will involve prototyping with Hugging Face, LangChain, PyTorch, and TensorFlow, and integrating AI capabilities across product environments in a fast-moving, agile setting. Remote work options are available in the UK. #J ...

Senior AI Engineer (Contract) – Production Systems

Location
Harwell, England, United Kingdom
premises and offline environments. The role requires 6+ years of software engineering experience, strong Python skills, and hands-on experience with LangGraph/LangChain or related tools, with a hybrid #J-18808-Ljbffr ...

Azure AI Engineer for Production ML & LLM Solutions

Location
Greater London, England, United Kingdom
This position involves designing, deploying, and optimising machine learning models and AI workflows within Azure. The ideal candidate will have experience with Azure Databricks, LangChain, and MLOps practices. The role offers an attractive salary of up to £82,000, an annual performance bonus, and a comprehensive benefits package including private ...

Software Engineering Manager

Location
Greater London, England, United Kingdom
Relentless drive: You execute fast, adapt faster Startup scar tissue : You’ve shipped product with no safety net Fluency with AI/LLMs : LangChain, vector stores, prompt engineering Product obsession : You care more about outcomes than outputs Ideal Background There’s no perfect pedigree. We hire for mindset, not credentials. ...

Senior AI Transformation Lead

Location
City of Westminster, England, United Kingdom
Builds: Hands‐on experience deploying live AI workflows/agents (portfolio walk‐through required in interview). Tech Stack: Python/TypeScript, frameworks (LangChain, CrewAI, AutoGen), APIs, and automation tools (n8n, Make). Commercial Mindset: Ability to convert business bottlenecks into high‐ROI technical builds. Full Autonomy: Self‐starter ...

Data Scientist - Scientific AI

Location
Greater London, England, United Kingdom
stakeholders Strong programming experience in Python and the relevant analytics libraries (e.g., pandas, numpy, matplotlib, scikit-learn, statsmodels, pymc, pytorch/tf/keras, langchain). R and C++ optional. Experience with version control (GitHub) ML experience with causality, Bayesian statistics & optimization, survival analysis, design of experiments, longitudinal analysis, surrogate ...

Staff Software Engineer - Reference Data - AI/ML (UK)

Hiring Organisation
Addepar
Location
Edinburgh, UK
Employment Type
Full-time
Preferred] Specific experience with LLMs and agentic systems[Preferred] Hands-on experience with technologies in the modern AI/LLM ecosystem, such as Databricks, Langchain, or MLFlow[Preferred] Advanced understanding of the probabilistic systems underpinning modern LLMs[Preferred] Experience building AI products in highly accuracy-sensitive domains such as finance ...

Senior Technical Program Manager, Applied AI

Location
Greater London, England, United Kingdom
experience with automated validation at scale. Preferred Skills Fluency in multiple human languages. Proficiency in Python and experience working with modern AI frameworks (PyTorch, LangChain, etc.). What We Offer: Competitive salary and benefits package. Opportunity to work with cutting-edge AI technology in a rapidly growing industry. A dynamic ...

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 ...

Senior AI Engineer - Consulting

Hiring Organisation
Deerfoot Recruitment Solutions
Location
London, United Kingdom
Salary
£ 70 K
Solution Design, AWS, Agentic AI, Azure, CI/CD Tooling, Cloud Architecture Design, Cloud-native AI Platforms, Docker, GCP, Generative AI, Innovation Leadership, Kubernetes, LangChain, LlamaIndex, MLOps, MLflow, Orchestration Frameworks, RAG Pipelines, Stakeholder ManagementSenior AI Engineer - Consulting Office location to choose from: Glasgow, London or Manchester Hybrid Working … client proposals Candidates should have strong experience in AI Engineering, MLOps and cloud-native AI platforms, alongside hands-on knowledge of technologies such as LangChain, LlamaIndex, MLflow, Kubernetes, Docker and CI/CD tooling. Applicants will ideally demonstrate: • Experience working in a major Consulting firm, and/or in industry ...

Senior Manager - Principal AI Engineer

Hiring Organisation
KPMG
Location
London, UK
Employment Type
Full-time
product engineering—from architectural design and prototyping to CI/CD-enabled deployment—using modern platforms and tools such as Azure ML, Databricks, MLflow, LangChain and LangGraph. Champion automation, testing, and observability across pipelines.· Operational Excellence: Define reusable development patterns, enforce coding standards, and promote MLOps best practices that support … PyTorch, PySpark, scikit-learn, Hugging Face Transformers).· Hands-on experience with modern data platforms and AI tooling such as Azure ML, Databricks, MLflow, LangChain, LangGraph.· Proven experience with modern engineering practices Git, version control, unit testing and containerisation.· Familiarity with agile work methodologies and tools like Jira and Confluence. ...

AI Engineer

Hiring Organisation
WTW
Location
Greater London, United Kingdom
Employment Type
Full Time
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 ...

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 ...

Data Scientist - Scientific AI

Hiring Organisation
McKinsey & Company
Location
London, UK
Employment Type
Full-time
technical stakeholdersStrong programming experience in Python and the relevant analytics libraries (e.g., pandas, numpy, matplotlib, scikit-learn, statsmodels, pymc, pytorch/tf/keras, langchain). R and C++ optional. Experience with version control (GitHub)ML experience with causality, Bayesian statistics & optimization, survival analysis, design of experiments, longitudinal analysis, surrogate ...

Sr. Software Engineer - Reference Data

Hiring Organisation
Addepar
Location
Edinburgh, Midlothian, United Kingdom
Salary
£ 70 K
Preferred] Specific experience with LLMs and agentic systems[Preferred] Hands-on experience with technologies in the modern AI/LLM ecosystem, such as Databricks, Langchain, or MLFlow[Preferred] Advanced understanding of the probabilistic systems underpinning modern LLMs[Preferred] Experience building AI products in highly accuracy-sensitive domains such as finance ...

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 ...

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 ...