76 to 100 of 163 LangChain Jobs in the UK

Gen AI - Platform Engineer

Hiring Organisation
Tata Consultancy Services
Location
London Area, United Kingdom
/knowledge/experience: Strong programming skills in Python (Karat assessment clearance required). Experience in Generative AI application development using frameworks such as LangChain or LangGraph. Hands-on experience building and deploying RAG-based solutions. Experience working with cloud platforms such as AWS, Azure, or GCP. Strong understanding ...

Senior Data Scientist II

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
generative AI systems Advanced programming skills in Python Experience with modern AI/ML frameworks and tooling (e.g., PyTorch, Hugging Face, LangChain, LangGraph , Haystack) Experience working with Databricks or similar distributed data/ML platforms Strong understanding of experimentation design, evaluation frameworks, and statistical analysis Proficiency with data visualization ...

Senior Python Engineer: AI Agents & Forecasting

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
5+ years building production-grade Python backends. You know the internals, not just the syntax. Hands-on experience with LLM orchestration frameworks such as LangChain or LangGraph (agent memory, tool calling, state management) Dagster in production (assets, sensors, partitions) or equivalent pipeline orchestration Strong backend fundamentals including API design, async ...

Java Full Stack Engineer-Senior Consultant-Digital Excellence

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
standards, accessibility, and development best practice Bonus: Building microservices in C# Experience building solutions that integrate with LLMs using tools such as Vercel AI, Langchain etc. Using the GOV.UK Design System and using Nunjucks WHAT YOU'LL LOVE ABOUT WORKING HERE: We are delighted to have received the “Glassdoor Best ...

Software Engineering Team Lead

Hiring Organisation
Forward Role Secure
Location
Cheltenham, England, United Kingdom
Knowledge of secure system design. Desirable (AI & Data) Vector DBs: Milvus, Weaviate, Pinecone Data orchestration: Airflow, Prefect, Dagster Search: ElasticSearch/OpenSearch AI frameworks: LangChain, Hugging Face MLOps: MLflow, Kubeflow If you are looking for an opportunity to work on mission-critical systems at the forefront of UK National Security ...

AI Engineer - £90K - London

Hiring Organisation
WüNDER TALENT
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £100,000 per annum
managed real production environments, not just deployed to a hosting service. You'll work with agentic AI frameworks and orchestration tools (LangChain, LlamaIndex, or direct LLM API work) to deliver intelligent automation across the platform. What they're looking for — Someone who leverages AI tools as a core part ...

Full Stack Engineer - ML/Gen AI

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£375 - £475 per day
include: AWS – including certification Terraform Kubernetes Data science/ML tooling – scikit, TensorFlow, hugging face, pytorch Any ML/Gen AI tooling such as Langchain, Langsmith, ML Flow, Dataiku, Data Robot, Sagemaker, Bedrock, Weights and Biases. Oauth/JWTs Two-stage remote interview process with capacity to start ASAP. ...

DV Cleared Senior AI Engineer

Hiring Organisation
IO Associates
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 700 Daily
agentic AI frameworks into live production environments. Core Software Engineering: Exceptional Python skills alongside hands-on experience with LLM orchestration tools (eg, LangGraph, LangChain, Haystack, or similar). Modern DevOps: Strong experience with Docker, Git, and cloud infrastructure. Secure Architecture: Solid comprehension of secure-by-design principles and deployment patterns ...

DV Cleared Senior AI Engineer

Hiring Organisation
IO Associates
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Contract
agentic AI frameworks into live production environments. Core Software Engineering: Exceptional Python skills alongside hands-on experience with LLM orchestration tools (e.g., LangGraph, LangChain, Haystack, or similar). Modern DevOps: Strong experience with Docker, Git, and cloud infrastructure. Secure Architecture: Solid comprehension of secure-by-design principles and deployment patterns ...

DV Cleared Senior AI Engineer

Hiring Organisation
IO Associates
Location
Upton, West Yorkshire, UK
agentic AI frameworks into live production environments. Core Software Engineering: Exceptional Python skills alongside hands-on experience with LLM orchestration tools (e.g., LangGraph, LangChain, Haystack, or similar). Modern DevOps: Strong experience with Docker, Git, and cloud infrastructure. Secure Architecture: Solid comprehension of secure-by-design principles and deployment patterns ...

Software Engineer

Hiring Organisation
Spectrum IT Recruitment
Location
Southampton, England, United Kingdom
tools such as GitHub Copilot, Cursor, Claude Code or similar Exposure to LLM-powered agents, APIs or pipelines using tools such as OpenAI, Anthropic, LangChain or similar Why consider it? This is a chance to join a growing UK development team working on software with real operational ...

Senior AI Researcher

Hiring Organisation
Fujitsu Research
Location
Slough, England, United Kingdom
fine‐tuning, RAG, evaluation, synthetic data generation), agentic AI, big data technologies, or digital twins Familiarity with emerging research and tooling ecosystems such as LangChain, LangGraph, SmolAgents, or similar frameworks Experience with large‐scale or distributed training frameworks and ecosystems (e.g., HuggingFace, Megatron‐LM, OpenCode) Your role will be based ...

Lead AI Architect

Hiring Organisation
MicroTECH Global Ltd
Location
Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£119,000 - £120,000 per annum
development experience, including backend APIs and frontend application development. Technical Skills Strong Python engineering skills. Experience with modern LLM and agentic AI frameworks, especially: LangChain LangGraph OpenAI SDK/OpenAI Agents SDK Retrieval-augmented generation systems Tool/function calling Multi-agent or multi-step workflow orchestration Agent evaluation ...

Lead Java Developer

Hiring Organisation
Synechron
Location
Greater London, England, United Kingdom
client-facing products. What you’ll do Design, build, and maintain complex Java and Python applications Develop and embed AI-powered features using LLMs, LangChain/LangGraph, and agentic AI frameworks Architect scalable, distributed services for performance-critical index computation Lead projects across the full lifecycle: design, development, testing, deployment ...

Senior Software Engineer II - Data Engineering

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
expertise in Python (or failing that, Java). Strong proficiency in backend development and familiarity with modern AI/LLM tools and frameworks (e.g., LangChain, LangGraph). Strong experience with Kubernetes (EKS) and cloud-native architectures. Proven record of building scalable backend systems and APIs. Experience mentoring engineers and contributing ...

Data Scientist II

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
generative AI systems Strong programming skills in Python Experience with modern AI/ML frameworks and tooling (e.g., PyTorch, Hugging Face, LangChain, LangGraph , Haystack) Experience working with Databricks or similar distributed data and machine learning platforms Understanding of experimentation methodologies, evaluation frameworks, and statistical analysis Proficiency with data visualization ...

Java Full Stack Engineer (DV Cleared) - Consultant - Digital Excellence

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
development best practice Bonus: Building microservices in C# using .Net Experience building solutions that integrate with LLMs using tools such as Vercel AI, Langchain etc. WHAT YOU'LL LOVE ABOUT WORKING HERE: We are delighted to have received the “Glassdoor Best Places to work UK’ accolade for 4 consecutive years ...

.Net Full Stack Engineer - Consultant/Senior Consultant - Digital Excellence

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
/TS) Experience integrating with NoSQL databases (e.g., MongoDB or Cosmos DB) Exposure to developing solutions that integrate with LLMs using tools such as Langchain, etc. Familiarity with modern design systems and templating engines (e.g., Razor or the GOV.UK Design System) WHAT YOU'LL LOVE ABOUT WORKING HERE ...

Director, Search & AI Evaluation

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
Evaluation datasets, benchmarking, and annotation workflows Advanced programming skills in Python. Experience with modern AI/ML frameworks and tooling (e.g., PyTorch, Hugging Face, LangChain, LangGraph, Haystack). Experience working with large-scale datasets, distributed data/ML platforms, and production AI systems. Strong understanding of statistical analysis, experimentation design ...

AI Engineer - Financial Services Consulting

Hiring Organisation
Datatech
Location
Manchester, United Kingdom
Employment Type
Permanent
production. You'll be working on intelligent platforms, LLM-powered workflows, and RAG pipelines across banking, risk, fraud, and enterprise environments. Think Python, LangChain, vector databases, FastAPI, and cloud platforms like AWS, Azure, and Databricks. What matters most: Solid software or data engineering foundations Hands-on experience delivering AI solutions ...

Java Software Engineer

Hiring Organisation
Stealth iT Consulting
Location
United Kingdom
standards, accessibility, and development best practice Bonus: Building microservices in C# Experience building solutions that integrate with LLMs using tools such as Vercel AI, Langchain etc. Using the GOV.UK Design System and using Nunjucks ...

AI Engineer - Stockton On Tees

Hiring Organisation
Nextech Group Limited
Location
Stockton-On-Tees, County Durham, North East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£35,000
Help establish best practices, standards and documentation as we grow What we're looking for - * Solid experience working with AI/ML frameworks (e.g. LangChain, OpenAI API, Hugging Face, TensorFlow, PyTorch) * Comfortable writing production-ready code - Python particularly valued * Understanding of LLMs, prompt engineering, RAG pipelines or similar AI architectures ...

AI Engineer

Hiring Organisation
trg
Location
London Area, United Kingdom
with LLMs Strong understanding of RAG, embeddings, context engineering, and agentic frameworks Experience with evals and model monitoring in live environments Comfortable with Azure, LangChain, and modern MLOps practices Solid Python and the engineering discipline to write clean, testable, version-controlled code Clear communicator - you can explain models and trade ...

Full Stack Developer

Hiring Organisation
167 Solutions Ltd
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
Bristol. Desirable Experience with modern front-end frameworks (React, Next.js or similar). Familiarity with LLM APIs and Gen AI frameworks (e.g. OpenAI, Anthropic, LangChain). Knowledge of CI/CD pipelines and Infrastructure as Code (e.g. CDK, Terraform). Experience with data pipelines, databases or analytics tooling. A portfolio ...

Presales Solutions Architect

Hiring Organisation
Impetus
Location
United Kingdom
major cloud platforms – AWS, Azure, GCP Knowledge of GenAI technologies, including LLMs (Large Language Models), generative models, and related frameworks (e.g., LangChain, TensorFlow, etc.) Hands-on knowledge of cloud-based AI/ML services like AWS SageMaker, Azure Machine Learning, Google AI Platform, Databricks GenAI/BI, and Snowflake GenAI ...