101 to 125 of 203 LangChain Jobs in London

AI/ML Security Architect

Location
Greater London, England, United Kingdom
genuine AI/LLM security experience. Exposure to technologies such as GCP/Vertex AI/Gemini, AWS Bedrock, Azure OpenAI, Anthropic Claude or LangChain/LangGraph would be particularly relevant. This is a cutting-edge opportunity which will shape how AI is securely adopted across a large-scale global ...

AI Engineer - Financial Markets Trading Technology - London

Location
Greater London, England, United Kingdom
extraction, tool calling, agent-based workflows and human review. Strong Python and SQL skills. Experience with relevant development tools and libraries, which could include LangChain, LangGraph, Pydantic, NumPy and FastAPI. The ability to work with APIs, JSON, version control and lightweight automation or prototyping tools. The ability to translate operational ...

Power Platform Architect /Developer

Location
Greater London, England, United Kingdom
Power Platform : Power Apps (Canvas/Model‐driven), Power Automate Cloud/Desktop, Dataverse ; Dynamics 365 integration. Agentic AI : design LLM agents with LangChain/LangGraph/AutoGen ; retrieval strategies; vector search . Programming: Python and/or .NET; SQL ; REST/Graph; eventing; strong integration patterns. CI/ ...

AI Forward Deployed Engineer - London

Location
Greater London, England, United Kingdom
product roadmap What we look for: Experience building GenAI applications, including RAG, multi-agent systems, Text2SQL, fine-tuning, etc., with tools such as HuggingFace, LangChain, and DSPy Expertise in deploying production-grade GenAI applications, including evaluation and optimizations Extensive years of hands-on industry data science experience, leveraging common machine ...

Senior Data Scientist - LeapSpace

Hiring Organisation
Elsevier
Location
London Area, United Kingdom
Evaluation methodologies for ML/IR/GenAI Advanced programming skills in Python Experience with modern ML/NLP frameworks (e.g., PyTorch, Hugging Face, LangChain, LangGraph, Haystack) Experience working with Databricks or similar distributed data/ML platforms Strong understanding of experimentation design and statistical analysis Preferred qualifications Batchelor ...

Head of Machine Learning Engineering

Location
Greater London, England, United Kingdom
travel, transport, marketplaces, or similarly complex digital platforms Our technology stack Python and associated ML/DS libraries (scikit-learn, NumPy, LightGBM, Pandas, LangChain/LangGraph, TensorFlow, etc.) PySpark AWS cloud infrastructure: EMR, ECS, Athena, etc MLOps/DevOps: Terraform, Docker, Airflow, MLFlow Monitoring and evaluation platforms including New Relic ...

Senior Data Scientist I

Hiring Organisation
Hackajob Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
+ lexical) using embeddings and vector databases. Experience designing agentic workflows and reasoning strategies, with hands-on experience applying agent frameworks (e.g., Google ADK, LangChain, LangGraph, AutoGen) in real-world use cases. Proficiency in data analysis tools. Strong foundation in statistics, modeling, and large-scale text processing. Why Join ...

Data Scientist III

Hiring Organisation
Hackajob Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
+ lexical) using embeddings and vector databases. Experience designing agentic workflows and reasoning strategies, with hands-on experience applying agent frameworks (e.g., Google ADK, LangChain, LangGraph, AutoGen) in real-world use cases. Proficiency in data analysis tools. Strong foundation in statistics, modeling, and large-scale text processing. Why Join ...

Java Full Stack Engineer-Consultant-Digital Excellence

Location
Greater London, England, 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## **WHAT YOU'LL LOVE ABOUT WORKING HERE?**We are delighted to have received the **“Glassdoor Best ...

Lead Software Engineer (Hybrid)

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
Engineering: including platforms like Databricks for data processing and analytics Delivering production agentic systems, including RAG pipelines, vector search, and agentic frameworks such as LangChain, LlamaIndex, CrewAI, AutoGen, and n8n DevSecOps & DevOps MLOps Infrastructure as Code Building a truly diverse, equitable, and inclusive workplace is an ongoing journey, and were ...

Lead Software Engineer - Solution & Data Architecture - B2B SaaS Fintech

Location
Greater London, England, United Kingdom
17+, Spring Boot & Co, JPA/Hibernate, SQL and NoSQL, Elasticsearch, Gradle, JUnit/AssertJ/MockK Metrics, analytics and AI: Python, FastAPI, Polars, LangChain Frontend: React (TanStack Query/React Router/react-hook-form + Zod), TypeScript, nx.dev, Tailwind CSS/shadcn/ui, Vitest/Playwright/ ...

Senior AI Engineer - Agentic ML Systems (London)

Location
City Of London, England, United Kingdom
data scientists and software engineers in a fast-paced Data & AI unit. The role emphasizes robust architecture, testability, and maintainability, with hands-on Python, LangChain, Docker, and Azure. #J-18808-Ljbffr ...

Remote AI/ML Engineer — LLMs & Generative AI

Location
Greater London, England, United Kingdom
SaaS products. You will design, build, and deploy agentic workflows, and predictive models, collaborating with frontend and backend teams to integrate AI features using LangChain, LlamaIndex, and OpenAI/Anthropic APIs. The role requires 3-5 years of experience, strong Python/TypeScript skills, and hands-on experience with LLMs ...

Python Developer - Agentic AI / GenAI - Investment Banking

Location
Greater London, England, United Kingdom
commercial Python development Hands‐on Agentic AI/AI Agent development LLMs/Generative AI RAG (Retrieval-Augmented Generation) OpenAI/GPT Anthropic Claude LangChain, LangGraph, AutoGen, CrewAI or similar FastAPI/API development AI orchestration, tool calling and guardrails Strong Investment Banking/Capital Markets experience Excellent communication ...

Artificial Intelligence Engineer

Hiring Organisation
SharpAtoms
Location
London Area, United Kingdom
neural network components and specialized open-source models directly into application microservices. What we look for: Practical experience working directly with commercial AI APIs, LangChain, LlamaIndex, or Model Context Protocol (MCP). Deep-tier programming skills in Python and a solid handle on data architecture plumbing. A fast, agile learning ...

Senior AI Engineer

Location
Greater London, England, United Kingdom
environment provisioning AI Tooling & MCP: Hands-on experience or working knowledge of Model Context Protocol (MCP) architecture, agent orchestration frameworks (e.g., Semantic Kernel, AutoGen, LangChain), and API gateway patterns Containerization: Experience deploying containerized microservices using Azure Container Apps (ACA) or Azure Kubernetes Service (AKS) Cloud Fundamentals: Solid background in Azure ...

full stack developer in fintech

Location
Greater London, England, United Kingdom
validate and understand AI-generated code; Nice to have: hands-on cloud deployment experience, experience with LLM APIs, agentic workflows, retrieval, vector databases, LangChain, LangGraph, or AutoGen. Условия Competitive compensation and benefits; Business connectivity reimbursement for phone and internet; Gym membership or equipment reimbursement; LinkedIn Learning subscription; Tuition reimbursement after ...

Consultant Data Scientist

Location
Greater London, England, United Kingdom
understand requirements and communicate findings effectively. Stay current with developments in AI and machine learning through continuous learning. Technical Stack Core: Power BI LangChain basics MLflow Databricks Hugging Face Transformers What You'll Bring Hands-on experience in data science or applied analytics. Solid Python programming skills and understanding ...

DATA AND KNOWLEDGE GRAPH ENGINEER

Location
Greater London, England, United Kingdom
master/metadata management. Hands‐on experience with Generative AI and LLMs, including RAG, embeddings, vector search, GraphRAG, prompt engineering, and agent frameworks (e.g. LangChain, LlamaIndex). Strong stakeholder skills, able to quickly understand complex business domains and communicate technical concepts to non-technical audiences. Experience working in cloud environments ...

AI engineer

Location
Greater London, England, United Kingdom
sustainable. Keep the platform secure, stable, and scalable as we grow fast. What You’ll Bring Deep technical expertise in the modern AI stack (LangChain/LlamaIndex, DSPy, or similar) Mastery of Python and asynchronous programming , with a focus on building high-performance AI backends. Experience working with LLMs , vector ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
building and maintaining web applications using Python, and the Django framework Have experience integrating large language models (LLMs) via APIs (OpenAI, Anthropic, or LangChain-style frameworks). Experience with database schema design, optimization, performance and scalability Have hands-on experience working with relational databases (PostgreSQL, MySQL, or similar) Have practical ...

Sr. Software Engineer - AI/ML - AI Platform

Location
Greater London, England, United Kingdom
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 ...

Customer Engineer, UK/IE Startups

Location
City of Westminster, England, United Kingdom
. Deep technical expertise in Generative AI development (e.g., prompt engineering, model tuning, vector databases like Vertex AI Vector Search, and AI frameworks like LangChain or LlamaIndex). Active participation in the startup and AI ecosystem, with a track record of public speaking, technical writing, or community contribution. About ...

Forward Deployed AI Engineer

Location
City Of London, England, United Kingdom
integration experience. Working knowledge of MCP (Model Context Protocol), REST APIs, and microservices architecture. Cloud platform experience. Experience with agentic frameworks such as LangChain, LangGraph, AutoGen, or similar. Strong analytical skills — the ability to understand a business problem first, then apply AI tools to accelerate solution design. Strong business understanding ...

Trading Data & AI Analyst

Location
Greater London, England, United Kingdom
observability tools, or managed model APIs. Modern development practices. Familiarity with Docker, Terraform, CI/CD pipelines, Git. Agent orchestration frameworks. Experience with LangChain, Semantic Kernel, AutoGen or similar is a plus. Supervisory responsibilities No Potential for growth Mentoring Leadership development programs Regular training Career development services Continuing education courses ...