126 to 150 of 206 LangChain Jobs in London

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 ...

Management Consultant - Manager - AI Engineering

Location
Greater London, England, United Kingdom
building AI/ML systems in production (ideally including LLMs and/or agents) Proficiency in Python (or similar) and common AI tooling (e.g. LangChain, LlamaIndex, vector databases, cloud AI services) Experience integrating with enterprise systems (REST APIs, microservices, identity/permissions) Understanding of software engineering best practice (CI/ ...

Engineering AI Engineer (Harness) London — Full time Apply →

Location
Greater London, England, United Kingdom
iterate on harness components such as guardrails, retry logic, state handling, and context management. Nice to have: Experience with agent and evaluation frameworks (e.g., LangChain, LangGraph, AutoGen, lm-evaluation-harness, Promptfoo, or Ragas). Exposure to running evaluation pipelines or agent workloads within secure, enclave, or Kubernetes environments. Benefits ...

Principal Software Engineer (Hybrid)

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
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 ...

Senior AI/ML Engineer

Location
Greater London, England, United Kingdom
understanding of Generative AI and Agentic AI concepts, including RAG architectures, embeddings and vector search, evaluation frameworks, and LLM orchestration Hands-on experience with LangChain, LangGraph, LlamaIndex, CrewAI, Autogen, Google ADK, or similar modern AI frameworks Experience developing and deploying AI solutions on Azure AI Foundry, Azure AI Studio … Qualifications Bachelor's Degree in Computer Science Master's Degree in Data Science Industry Keywords Healthcare Insurance Regulatory Compliance Data Security Governance Tools & Technologies LangChain LangGraph LlamaIndex Google ADK Azure AI Foundry Azure DevOps Docker Kubernetes Snowflake Google Vertex AI #J-18808-Ljbffr ...

Senior Field ML Engineer - Enterprise AI Deployments

Location
Greater London, England, United Kingdom
systems and LLM applications. You’ll drive end-to-end development from discovery to production, work across voice, vision, and text, and leverage LangChain, LlamaIndex, and modern MLOps on AWS/Azure/GCP to deliver scalable, observable AI solutions at scale. #J-18808-Ljbffr ...

Principal Data Engineer

Hiring Organisation
Morson Edge
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - 800 per day
with Docker, Java/Scala, Kafka, Pulsar, Azure Event Hub, Collibra, Apache Iceberg, Apache Arrow, PySpark or AI engineering technologies such as Snowflake AI, LangChain, LlamaIndex or Pinecone would be advantageous. This is a great opportunity to join a collaborative team and have genuine influence over the development ...

Frontier Engineer

Location
Greater London, England, United Kingdom
experience with strong AI-tool fluency across the full stack. Hands-on experience with agentic coding and multi-agent orchestration using frameworks such as LangChain, AutoGen or LangGraph. Strong prompt and intent engineering skills, with the ability to validate AI-generated code for quality and correctness. Experience designing RAG pipelines ...

Senior Software Engineer (AI/ML, AI Platform)

Location
Greater London, England, United Kingdom
talent at the intersection of technology and finance [Preferred] Hands-on experience with technologies in the modern AI/LLM ecosystem, such as Databricks, Langchain, or MLFlowProven experience shipping and maintaining AI-native products or features, or demonstrable passion through significant personal projects in AIExtensive professional experience in backend software ...

Software / AI Engineer

Location
Hounslow, England, United Kingdom
independently Available to start within four weeks DESIRABLE, NOT ESSENTIAL Experience building agentic workflows or working with agent frameworks such as Bedrock, AgentCore, Strands, LangChain or LangGraph Working across different levels of abstraction in AI tooling AWS and Terraform, or infrastructure as code generally Previous startup or zero ...

AI Engineer UK

Location
Greater London, England, United Kingdom
where our engineering standard is set. What you’ll do Design and build agentic workflows — multi-step tool use, retrieval, and orchestration — using Claude, LangChain/LangGraph and whatever earns its place next. Own evaluation. Define what "correct" means for a workflow, build eval harnesses and golden datasets, and hold ...

Senior AI Engineer, AI Lab

Hiring Organisation
167 Solutions Ltd
Location
London, United Kingdom
Employment Type
Permanent
datasets Strong understanding of fine-tuning paradigms, from SFT to the principles behind RLHF/RLAIF preference modeling Strong Python skills, including working with LangChain, HuggingFace Transformers, and data pipelines (Pandas, DVC, Weights & Biases) Comfortable defining and tracking generation quality with eval metrics like BLEU, ROUGE, and building editorial-specific ...

Forward Deployed AI Engineer

Location
Greater 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 ...

Software Engineer (Machine Learning)

Location
City Of London, England, United Kingdom
environments (Docker, Apptainer etc.)* Experience running code on high-performance computing clusters (or equivalent cloud environment) Experience with LLM/agentic frameworks (such as LangChain, LlamaIndex, DeerFlow, Haystack, or others)* Experience developing and evaluating agents, skills, tools, or MCPs* Minimum criteria* About Working at the Crick Our values ...

Software Engineer (Machine Learning)

Location
Greater London, England, United Kingdom
environments (Docker, Apptainer etc.)* Experience running code on high-performance computing clusters (or equivalent cloud environment) Experience with LLM/agentic frameworks (such as LangChain, LlamaIndex, DeerFlow, Haystack, or others)* Experience developing and evaluating agents, skills, tools, or MCPs Minimum criteria* About Working at the Crick Everyone who works ...

Forward Deployed Engineer - Public sector, Non-profit and Education

Location
Greater London, England, United Kingdom
time, working directly alongside customers. Nice-to-Haves Salesforce platform experience or certifications (Administrator, Platform Developer I, Agentforce Specialist) Familiarity with agent frameworks (LangChain, LlamaIndex) and orchestration patterns Hands-on with cloud data platforms (Snowflake, Databricks, BigQuery) Experience across specialist AI delivery areas: data engineering, platform architecture, or headless deployments ...

Forward Deployed Engineer

Location
Greater London, England, United Kingdom
Python, Apex)* Extensive hands-on experience building and deploying solutions with AI/LLM technologies, including integrating LLMs, applying advanced AI orchestration frameworks (e.g., LangChain, LlamaIndex), prompt engineering techniques, and experience with agentic frameworks* Deep expertise in data modeling, processing, integration, and analytics, with demonstrable proficiency in enterprise data platforms ...

AI LLM Engineer - Autonomous Network

Location
Greater London, England, United Kingdom
operations.* Build RAG frameworks using network documentation, alarms, topology, inventory, KPIs, trouble tickets, procedures, configuration data, and operational knowledge.* Develop multi-agent workflows using LangChain, LangGraph, MCP, or similar frameworks.* Implement vector search, semantic retrieval, graph-enhanced retrieval, and hybrid search patterns.* Develop AI agents for fault diagnosis, root-cause … semantic search, or agentic AI systems.* Strong Python programming skills.* Experience with ML fundamentals, deep learning concepts, embeddings, transformers, and LLM architectures.* Experience using LangChain, LangGraph, LlamaIndex, AutoGen, MCP, or similar AI frameworks.* Experience with vector databases such as Pinecone, Weaviate, Milvus, Qdrant, ChromaDB, or equivalent.* Experience with graph databases ...

ai engineer for AI journalism

Location
Greater London, England, United Kingdom
proprietary datasets; Strong understanding of fine-tuning paradigms, from SFT to the principles behind RLHF/RLAIF preference modelling; Strong Python skills with LangChain, HuggingFace Transformers, and data pipelines using Pandas, DVC, and Weights & Biases; Ability to define and track generation quality using BLEU, ROUGE, and editorial-specific evaluators; Experience ...

AI Systems Architect - Associate Director

Location
Greater London, England, United Kingdom
agents, multi-agent coordination, and decision‐making frameworks. Detailed knowledge of the Software Development Lifecycle & best practices Familiarity with agentic platforms and frameworks (Foundry, LangChain, AutoGen, CrewAI, or custom orchestration stacks) Systems Thinking: Ability to architect complex, distributed systems that integrate AI components with enterprise data platforms and APIs, ensuring ...

Product Engineer (Backend/AI @Briink)

Location
Greater London, England, United Kingdom
workflow, reporting, questionnaire, or other complex B2B SaaS products German language skills Experience improving latency, cost, and reliability for AI workloads Any experience with LangChain, LangSmith, or other LLM frameworks Knowledge of ESG, sustainability, climate tech, or corporate reporting Deeper experience with RAG, retrieval, agents, LLM evaluation, and production ...

Solutions Architect, Metronome (AI Native)

Location
Greater London, England, United Kingdom
product organizations or selling as a founding or early salesperson at a startup. Familiarity and enthusiasm for AI developer tooling (Cursor, Lovable, Vercel, LangChain, etc.) and the broader AI infrastructure ecosystem #J-18808-Ljbffr ...

Solution Specialist, AI & Data Services (Pharma)

Hiring Organisation
GlobalData UK Ltd
Location
London, United Kingdom, Castle Baynard
Employment Type
Permanent
willing to learn a domain properly rather than skate over it. Preferred skills & experience Familiarity with MCP, or with LLM tooling such as LangChain, Claude or the OpenAI APIs. Python or similar for data integration and API work. REST APIs, JSON, OpenAPI specifications, Snowflake or other cloud data warehouses. ...