26 to 50 of 69 LangChain Jobs in London

Senior Specialist Solutions Engineer (AI/ML)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Scientist: Experience with the latest techniques in natural language processing, including vector databases, fine‐tuning LLMs, and deploying LLMs with tools such as HuggingFace, Langchain, and OpenAI. Hands‐on experience working with Distributed Spark based systems. Graduate degree in a quantitative discipline (Computer Science, Engineering, Statistics, Operations Research, etc. ...

Principal Machine Learning Engineer, AI & Data Platforms (AiDP)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
reinforcement learning techniques for model alignment (RLHF, RLAIF, DPO, PPO) and safety/red‐teaming methodologies Deep familiarity with advanced agentic frameworks and architectures (LangChain, LangGraph, DSPy, AutoGen, or equivalent), including multi‐agent orchestration and tool use Experience with multimodal AI systems (text, image, code, speech) and cross‐modal reasoning ...

Principal Architect - GenAI

Hiring Organisation
Jobleads-UK
Location
Isleworth, England, United Kingdom
software or systems architecture, with strong focus in AI/ML domains. Proven experience designing and deploying AI solutions using frameworks such as LangChain, RAG, and vector databases or the MCP protocol. Deep understanding of LLMs, prompt engineering, model evaluation, and fine‐tuning strategies. Strong proficiency in ML frameworks (e.g. ...

Data Scientist

Hiring Organisation
True North Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £100,000 per annum
experience developing AI/ML applications and data driven solutions Excellent knowledge of Python and core data science libraries such as pandas, scikit-learn, LangChain, etc. Experience with LLMs, e.g. foundation model APIs, prompt engineering, retrieval augmented generation Substantial depth and breadth across state-of-the-art AI/ ...

Senior Data Scientist

Hiring Organisation
Vitality Corporate Services Limited
Location
Central London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
etc.) Hands-on experience with LLM-based applications Experience building RAG systems and agentic workflows that leverage external tools. Familiarity with agentic SDKs (ADK, LangChain, LlamaIndex, etc.) Proven track record of deploying AI applications into production environments Strong understanding of API development, microservices, and containerization (Docker, Kubernetes) Knowledge of MLOps ...

Gen AI - Platform Engineer

Hiring Organisation
Tata Consultancy Services
Location
City of London, London, 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 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 ...

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. ...

Director, Search & AI Evaluation

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
with evaluation datasets, benchmarking, annotation workflows, and advanced programming skills in Python. Familiarity with modern AI/ML frameworks and tooling (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 ...

Technical Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Android and Swift on iOS. Data Analytics/Engineering: SQL, Python, Snowflake, dbt, Airflow & Looker. AI at Marshmallow: Sierra.ai for conversational AI, Python and LangChain for agentic AI solutions, SageMaker and MLflow for Machine Learning, Cursor and Claude Code for developer productivity. About the Growth Team you’ll be joining ...

Senior AI Engineer

Hiring Organisation
Certain Advantage
Location
South East London, London, United Kingdom
Employment Type
Temporary
Salary
£550 - £700 per day
Multi Agents and Azure Cloud solution development is essential. We need Engineers with demonstrable experience building and deploying GenAI solutions using frameworks such as LangChain and Azure OpenAI. You must have experience in the development of enterprise-grade RAG systems, including context engineering and multimodal data pipelines. We also need ...

Head of Machine Learning Engineering

Hiring Organisation
Jobleads-UK
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 Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
passion for modern technologies and AI tooling. Highly Desirable Commodity trading, energy trading or ETRM exposure. Experience with AI/LLM tooling including LangChain, Langfuse or Claude Code. Experience modernising legacy systems and workflows. Experience with React, Next.js, PostgreSQL, MongoDB or Kafka. #J-18808-Ljbffr ...

Full Stack Engineer -TOP BANK!!

Hiring Organisation
Robert Half Limited
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
FastAPI/Flask) JavaScript, REST APIs & SQL Server AI & LLM applications RAG pipelines & agentic AI workflows Locally hosted open-source LLMs Microsoft Power Platform LangChain, LangGraph, Semantic Kernel & Copilot Studio exposure Why this role stands out: Real AI engineering projects - not just 'AI strategy' Opportunity to work with cutting-edge ...

AI Fullstack Developer

Hiring Organisation
LHH Recruitment Solutions
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £95,000 per annum
technical stakeholders. Desirable Skills & Experience Experience developing plugins, skills, or connectors for agentic AI platforms. Experience with AI orchestration frameworks such as LangChain or LangGraph. Knowledge of Microsoft Power Platform, including Power Automate and Power Apps. Experience working within professional services or regulated environments. Understanding of data governance, GDPR ...

Senior AI Engineer (Gen AI & RAG)

Hiring Organisation
The Portfolio Group
Location
City of London, London, Castle Baynard, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum
knowledge representation, where they deliver clear value. Required Skills & Experience Strong Python proficiency for production-grade AI development, with hands-on experience across LlamaIndex, LangChain, and LangGraph. Proven track record building Retrieval-Augmented Generation (RAG) systems; Graph-RAG exposure is a distinct advantage. Practical experience with model adaptation techniques including ...

AI Solutions Consultant

Hiring Organisation
Artis Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £125,000 per annum
role that combines stakeholder engagement, business problem-solving and hands-on technical delivery. Strong experience with Python and LLM agent frameworks such as LangChain, CrewAI, LlamaIndex or similar. Experience designing and implementing AI agents, automation workflows and AI-powered business solutions. Strong understanding of prompt engineering, Retrieval-Augmented Generation ...

Senior AI Engineer

Hiring Organisation
Sopra Steria
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£65,000
similar languages used in AI engineering. Hands-on experience with AI and agent frameworks such as Microsoft Copilot, Copilot Studio, Autogen Agents, Amazon Q, LangChain, LangGraph or similar platforms. The ability to analyse, evaluate and optimise agent behaviour and AI system performance. Experience delivering solutions using cloud platforms and cloud ...

London: Principal Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
applicants with experience in the following areas: Delivering and advising on enterprise‐grade AI systems, including RAG pipelines, vector search, and agentic frameworks (e.g., LangChain, LlamaIndex, Crew AI, AutoGen, n8n), ensuring scalable, production‐ready solutions that empower developers and align with business outcomes. DevSecOps & DevOps MLOps Infrastructure as Code Data ...

Senior Vice President, Product Manager — Technical & AI-Enabled - Investor Services

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
production AI systems.* Understand how LLM-powered agents reason, plan, use tools, and orchestrate multi-step tasks autonomously. Be familiar with frameworks such as LangChain, LangGraph, Google ADK, CrewAI, AutoGen, and Semantic Kernel with the ability to make sound product decisions about feasibility, risk, and their transformative potential.* Serve … including infrastructure-as-code, serverless architectures, containerisation (Docker/Kubernetes), and CI/CD pipelines.* Hands-on experience building with AI agent frameworks (LangChain, LangGraph, Google ADK, CrewAI, AutoGen, Semantic Kernel) or implementing RAG systems with vector databases.* Experience in a Forward Deployed Engineer, Solutions Engineer, or Technical Consultant role. ...

AI Platform Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £130,000 per annum
ground up. Strong commercial experience as a full stack or backend focused engineer Hands on experience building agentic AI systems using frameworks such as LangChain or LangGraph Experience shipping AI powered features into production environments Solid understanding of cloud infrastructure, ideally AWS and services such as Bedrock or serverless tooling ...

AI Engineer

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
with LLMs/applied AI Experience building 0 1 products in startup environments Strong backend focus ( Python + TypeScript ) Experience with frameworks like LangChain Comfortable owning systems end-to-end (design build deploy) Bonus if you've touched frontend or worked closely with product teams. Package & benefits £100k + ...

AI Engineering Lead

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £130,000 per annum
machine learning solutions into production environments * Strong programming capability in Python and modern AI frameworks * Experience working with LLMs and tools such as LangChain or similar ecosystems * Expertise in building applications including chatbots, document processing, or agent based systems * Solid understanding of MLOps, scalable architecture, and deployment best practices * Comfortable ...

Business Analyst (AI)

Hiring Organisation
Kingdom People
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70000 - £80000/annum
workshops: Lead discovery sessions with technical engineers and non-technical stakeholders. Required Skills & Experience Technical Knowledge Agentic Frameworks: Basic knowledge of orchestration ecosystems like LangChain, AutoGen, or CrewAI. LLM Foundations: Strong grasp of Large Language Models, prompt engineering, and semantic memory patterns. Tool-Use Integration: Clear understanding of function calling ...