1 to 25 of 125 LangChain Jobs in the UK

Senior AI Engineer| London

Hiring Organisation
Infosys Technologies
Location
London, UK
Employment Type
Full-time
Strong articulation, stakeholder management and consulting skills Experience driving productivity and cost optimisationsSkills: Python with AI/ML frameworks (PyTorch, TensorFlow). Prompt Engineering, Langchain,Langsmith/Langfuse, Gen AI/Agentic AI , Cloud platforms (Azure AI Foundry, AWS Bedrock/Sagemaker, GCP Vertex AI) , MLOps/LLMOps tools (MLflow ...

Senior Applied AI Engineer

Hiring Organisation
Tenth Revolution Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £100,000 per annum
Hands-on experience with Generative AI, LLMs, RAG solutions and AI agent frameworks. Experience with technologies such as OpenAI, Azure OpenAI, Anthropic, AWS Bedrock, LangChain, LangGraph and LlamaIndex. Experience deploying and monitoring AI solutions using MLOps and LLMOps best practices. Knowledge of Azure, AWS or GCP, alongside CI/ ...

Forward Deployed AI Engineer - Associate Director

Hiring Organisation
EY (Ernst & Young)
Location
London, UK
Employment Type
Full-time
powered applications leveraging Retrieval-Augmented Generation (RAG), autonomous agents, and orchestration frameworks. Demonstrate proficiency in Python and agent frameworks such as LangChain, LlamaIndex, or AutoGen. Rapidly develop functional prototypes and production-ready demos within project timelines. Commercial & Growth EnablementSupport identification and pursuit of technical expansion opportunities to accelerate account growth. ...

Senior AI Engineer

Hiring Organisation
PA Consulting
Location
London, UK
Employment Type
Full-time
hands-on with emerging technologies – exploring what works, what scales, and what's next: Experimenting with Generative AI frameworks and tools such as LangChain, LlamaIndex, Hugging Face, and APIs from OpenAI and Anthropic. Building retrieval-augmented generation (RAG) prototypes with vector stores and knowledge graphs. Developing and testing agentic architectures ...

Senior AI Engineer

Hiring Organisation
PA Consulting
Location
Pimlico, Hertfordshire, UK
Employment Type
Full-time
hands-on with emerging technologies – exploring what works, what scales, and what's next: Experimenting with Generative AI frameworks and tools such as LangChain, LlamaIndex, Hugging Face, and APIs from OpenAI and Anthropic. Building retrieval-augmented generation (RAG) prototypes with vector stores and knowledge graphs. Developing and testing agentic architectures ...

Senior Data Scientist I

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
53800 to 89900 EUR Annually
GitLab. Hands-on experience building, deploying, and scaling AI/ML solutions using frameworks and platforms such as Scikit-learn, PyTorch, TensorFlow, Hugging Face, LangChain, Databricks, Spark, vector databases, cloud services (AWS/Azure), and MLOps tools including MLflow and Kubeflow. Proven ability to develop production-grade, large-scale ...

Enterprise Architect - AI

Hiring Organisation
World Wide Technology
Location
London, UK
Employment Type
Full-time
Azure ML, or Vertex AI).Generative AI: LLM fine-tuning (LoRA/QLoRA), RAG architecture design, vector databases (Pinecone, Milvus, Weaviate), and agentic frameworks (LangChain, LangGraph, Semantic Kernel).Data pipelines: data lake/lakehouse architectures, ETL/ELT, and data quality/lineage tooling that feed AI systems. Automation, Orchestration ...

GenAI Fullstack Engineer

Hiring Organisation
Sanderson Government and Defence
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent
Salary
£70,000
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. ...

Senior Software Engineer

Hiring Organisation
Visa
Location
Basingstoke, Hampshire, UK
Employment Type
Full-time
Europe, India, and SingaporeContinuous learning – gain hands-on experience with cloud platforms, AI technologies, middleware systems, and modern engineering practicesCore TechnologiesPythonJavaGoAI - LLM Frameworks (LangGraph, LangChain, Agent Frameworks)AWS - GCP - AzureKubernetes - DockerTerraform - AnsibleJenkinsPrometheus - Grafana - SplunkKafka - FlinkSpring BootTomcatIBM MQDataPowerLinux - UnixWhat You'll DoBuild Production-Grade SoftwareDesign and develop scalable automation platforms ...

AI Engineer

Hiring Organisation
Solirius Consulting
Location
London, UK
Employment Type
Full-time
Llama, Mistral) and NLP workflows (BERT, topic modelling) for production environments. Agentic & Multi-Agent Systems: Design and orchestrate autonomous agentic workflows (using frameworks like LangChain, AutoGen, or CrewAI) that can reason, plan, and execute tasks across multiple tools. Production Engineering: Work collaboratively with Data Engineers to ensure model deployments ...

Staff Software Engineer - Machine Learning

Hiring Organisation
Capital One UK
Location
Islington, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
teams Strong experience with cloud platforms (AWS, Azure, GCP) Experience with ML frameworks (PyTorch, TensorFlow, scikit-learn) and Gen AI/Agentic frameworks (LangGraph, LangChain, VectorDBs, RAG) Understanding of responsible AI practices, including guardrails, hallucination mitigation, and output quality management for AI systems Experience designing and scaling low-latency, customer ...

Lead AI Engineer

Hiring Organisation
scrumconnect ltd
Location
City, Newcastle Upon Tyne, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 - 120,000 Annual
commonly Python) applied to AI/ML systems Semantic search, vector/embedding infrastructure, and RAG pipeline construction LLM orchestration and agentic frameworks (eg LangChain/LlamaIndex-style tooling, multi-agent patterns) Prompt engineering and systematic evaluation/guardrail tooling (hallucination detection, safety testing) LLMOps/MLOps - model versioning, deployment ...

Lead AI Engineer- Permanent

Hiring Organisation
scrumconnect ltd
Location
City, Newcastle Upon Tyne, United Kingdom
Employment Type
Permanent
Salary
GBP 95,000 - 100,000 Annual
commonly Python) applied to AI/ML systems Semantic search, vector/embedding infrastructure, and RAG pipeline construction LLM orchestration and agentic frameworks (eg LangChain/LlamaIndex-style tooling, multi-agent patterns) Prompt engineering and systematic evaluation/guardrail tooling (hallucination detection, safety testing) LLMOps/MLOps - model versioning, deployment ...

Senior AI Architect

Hiring Organisation
Tenth Revolution Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £105,000 per annum
executive stakeholders Desirable Experience working within Financial Services, Insurance or other highly regulated environments would be advantageous. Databricks, MLflow and modern AI platform experience LangChain, LangGraph, Semantic Kernel, AutoGen or similar frameworks Retrieval-Augmented Generation (RAG) architectures Multi-agent orchestration platforms Responsible AI and governance experience Why Join? Join ...

Data Engineer - Tech Lead (Databricks, Pyspark)

Hiring Organisation
EPAM Systems
Location
London, UK
Employment Type
Full-time
stakeholder management skills for both technical and non-technical audiencesNice to haveExperience operationalizing LLM or Generative AI workflows in Databricks pipelinesFamiliarity with frameworks like LangChain, LlamaIndex or Databricks ML/MosaicMLKnowledge of AI governance, security practices and enterprise integration controlsBackground in financial trading data or related domainsOfficial Databricks certifications such ...

Senior Forward Deployed Engineer

Hiring Organisation
Uniphore
Location
London, UK
Employment Type
Full-time
. Solid understanding of LLMs, Prompt engineering/tuning, Vector DBs (AstraDB, Pinecone, Weaviate etc), RAG pipelines (LlamaIndex, Haystack) and Agent/Workflow Orchestration (LangChain, LangGraph, CrewAI) Knowledge of SLM Finetuning and Distillation is big advantage. Experience and knowledge of Agentic development platforms and experience building and delivery enterprise agentic ...

Forward Deployed Engineer

Hiring Organisation
Hackajob Ltd
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent
validate, evaluate, and improve AI-generated outputs; understanding of AI limitations and responsible use Familiarity with agentic system concepts awareness of orchestration frameworks (LangChain, LangGraph, or equivalent), RAG pipelines, and how full-stack applications connect to agent-based architecture; production experience preferred, conceptual understanding required About our client Our client ...

Forward Deployment Engineer

Hiring Organisation
Barclays
Location
Glasgow, UK
Employment Type
Full-time
technical experience in AI/ML with experience developing and deploying solutions using LLMs, RAG architectures, and modern AI frameworks and protocols (Strands, FastMCP, LangChain, LlamaIndex, Hugging Face, A2A, MCP).Ability to translate multi-layered business problems into technical solutions with experience working directly with business stakeholders to understand requirements ...

Snr Full Stack Python Engineer-Agentic Systems

Hiring Organisation
Harvey Nash
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£950 - £1000 per day
Context Protocol) servers and tools, exposing complex internal APIs, databases, and systems as structured, consumable tools for AI agents and applications. * Implement and integrate LangChain and/or LangGraph based agentic workflows, including multi-step reasoning chains, tool-calling pipelines, and orchestration logic. * Develop responsive, high-performance front-end applications ...

Digital Commerce Delivery Lead

Hiring Organisation
Accenture
Location
London, UK
Employment Type
Full-time
cloud platforms — such as Google Vertex AI Agent Builder, AWS Bedrock, or Azure OpenAI Familiarity with agentic AI frameworks and tooling — such as LangGraph, LangChain, LlamaIndex, or CrewAI — and how they are applied Experience with retrieval-augmented generation (RAG) architectures, vector databases, and LLM-powered applications as part ...

NSL- ML Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Part Time
Weights & Biases, Data Version Control) Experience developing LLM/GenAI applications, including prompt engineering and RAG architectures Familiarity with LLMOps tooling such as LangSmith, LangChain, or LangGraph Understanding of model evaluation, validation techniques, and production monitoring Experience working in cross-functional teams from problem framing through to production delivery Ability ...

NSL- ML Engineer

Hiring Organisation
Hackajob Ltd
Location
Westminster, Greater London, UK
Weights & Biases, Data Version Control) Experience developing LLM/GenAI applications, including prompt engineering and RAG architectures Familiarity with LLMOps tooling such as LangSmith, LangChain, or LangGraph Understanding of model evaluation, validation techniques, and production monitoring Experience working in cross-functional teams from problem framing through to production delivery Ability ...

NSL- ML Engineer

Hiring Organisation
BAE Systems
Location
Greater London, United Kingdom
Employment Type
Full Time
Weights & Biases, Data Version Control) Experience developing LLM/GenAI applications, including prompt engineering and RAG architectures Familiarity with LLMOps tooling such as LangSmith, LangChain, or LangGraph Understanding of model evaluation, validation techniques, and production monitoring Experience working in cross-functional teams from problem framing through to production delivery Ability ...

Principal AI Solution Architect, Technology Consulting- London, Leeds, Manchester or Newcastle

Hiring Organisation
Momentum Worldwide
Location
London, UK
Employment Type
Full-time
Amazon SageMaker, Amazon Q, Amazon OpenSearch (vector), and Guardrails for Amazon Bedrock. Expertise in agentic frameworks and orchestration patterns (e.g. Semantic Kernel, AutoGen, LangGraph, LangChain, CrewAI or equivalents) and emerging standards such as the Model Context Protocol (MCP).Expertise in RAG and retrieval patterns using vector stores and embedding models ...

Senior AI Solutions Architect - London

Hiring Organisation
Neo4J
Location
London, UK
Employment Type
Full-time
demonstrated proficiency in deploying applications within cloud environments. Generative AI Ecosystem Knowledge: Deep understanding of the generative AI ecosystem, including AI orchestration frameworks (e.g., LangChain, Llama Index, Haystack) and cloud provider AI offerings (e.g., AWS Bedrock, Vertex AI, Azure Machine Learning).Data Expertise: Strong foundation in data engineering, data analytics ...