1,151 to 1,175 of 2,323 LLM Jobs in London

AI Native SW Engineering

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
Build and own RAG pipelines: embeddings, chunking strategy, vector search, context window engineering and tuning against real quality targets Integrate and abstract across multiple LLM providers OpenAI, Anthropic, Vertex AI, and open-source models with fallback routing, token, cost, and latency management ImplementLLMOpsin production: eval harnesses with real quality metrics … production environment non-negotiable Demonstrated experience with agentic orchestration frameworks:LangGraph,CrewAI,AutoGen, or equivalent at production depth, not tutorial level Direct experience calling LLM APIs (OpenAI, Anthropic, Vertex AI) in production code: provider abstraction, token management,latencyand cost tradeoffs RAG pipeline ownership: embeddings, chunking strategy, vector databases, and context ...

AI Native SW Eng

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
Build and own RAG pipelines: embeddings, chunking strategy, vector search, context window engineering and tuning against real quality targets Integrate and abstract across multiple LLM providers OpenAI, Anthropic, Vertex AI, and open-source models with fallback routing, token, cost, and latency management ImplementLLMOpsin production: eval harnesses with real quality metrics … production environment non-negotiable Demonstrated experience with agentic orchestration frameworks:LangGraph,CrewAI,AutoGen, or equivalent at production depth, not tutorial level Direct experience calling LLM APIs (OpenAI, Anthropic, Vertex AI) in production code: provider abstraction, token management,latencyand cost tradeoffs RAG pipeline ownership: embeddings, chunking strategy, vector databases, and context ...

Senior Full Stack Engineer

Location
Greater London, England, United Kingdom
We're looking for a Lead Full Stack Engineer to join us in London You will join Liberty Global's AI Platform team in London, working directly with the VP Software Engineering to build and ...

AI Native SW Engineering

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
pipeline standards across engagements:establishchunking and embedding strategies, set quality benchmarks, and ensure metric-backed tradeoff decisions are documented and transferable Set multi-LLM integration standards: vendor-agnostic architecture by default, fallbackroutingand cost governance as standard design practice across providers including OpenAI, Anthropic, Vertex AI, and open-source models OwnLLMOpsatprogrammescale … production environment non-negotiable Demonstrated experience with agentic orchestration frameworks:LangGraph,CrewAI,AutoGen, or equivalent at production depth, not tutorial level Direct experience calling LLM APIs (OpenAI, Anthropic, Vertex AI) in production code: provider abstraction, token management,latencyand cost tradeoffs RAG pipeline ownership: embeddings, chunking strategy, vector databases, and context ...

Manager - AI Tech Transformation - TC - FS

Location
Greater London, England, United Kingdom
accelerators to improve delivery quality and speed. Take accountability for delivery quality, timelines, and outcomes within your workstream. Technical Direction Design generative AI solutions: LLM selection, RAG pipelines, prompt orchestration, agentic workflows, and integration. Build solutions for insurance use cases (claims intake automation, submission triage, document intelligence, underwriting copilots, policy … databases (Pinecone, Weaviate, pgvector, Azure AI Search). Experience with agentic architectures, function/tool calling, and structured outputs. Solid prompt engineering, evaluation, and LLM guardrail/safety experience. Experience with cloud GenAI platforms (Azure OpenAI, AWS Bedrock, Google Vertex AI) and LLMOps tooling. Good understanding of system design ...

Senior AI Solutions Engineer

Location
Greater London, England, United Kingdom
delivery plans. Design and deliver solutions Build AI and automation solutions using tools such as n8n, Tray.io, Workato, Zapier, Claude Code, and direct LLM APIs. Integrate with systems including Slack, Google Workspace, NetSuite, Salesforce, HubSpot, and the other tools used across the business. Develop robust workflows and integrations with appropriate … use. Hands-on fluency in low-code automation and integration platforms such as n8n, Tray.io, Workato, or Zapier, and in agentic patterns using LLM APIs from Anthropic, OpenAI, or similar. Confident hands-on coding in Python and TypeScript, comfortable building REST and webhook integrations, testing APIs (for example with Postman ...

AI Growth Lead

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
This job is with Capgemini, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. About the job you are considering ...

Data Architect

Location
Greater London, England, United Kingdom
Opportunity Brunswick is accelerating its use of AI to strengthen the advice we give clients and how we operate. We are looking for a Data Architect to join our AI Lab and shape the technical ...

Generative AI Engineer

Location
Greater London, England, United Kingdom
solutions across the organisation. This is an opportunity to work on real-world Generative AI use cases, including copilots, chatbots, document intelligence tools and LLM-driven workflows, within a regulated insurance environment. The role will suit a pragmatic engineer who can move beyond proof of concept and deliver secure, scalable … required: Strong Python and backend engineering experience Hands-on experience with OpenAI and/or Anthropic Claude APIs Practical experience with prompt engineering and LLM application development Experience with RAG, embeddings and vector databases Google Cloud Platform experience, ideally including Vertex AI Familiarity with CI/CD, Docker and modern ...

Machine Learning Engineer (UK)

Hiring Organisation
Bumble
Location
London, UK
Employment Type
Full-time
Machine Learning Engineer — Matching & RecommendationsAt Bumble, we're building the Love Company — a place where healthy, equitable relationships and friendships can start and grow. Machine Learning plays an important role in that mission, powering the ...

Principal AI Engineer

Location
Greater London, England, United Kingdom
Who are We? Grip is the AI-powered, end-to-end event platform built for engagement. The flexible system helps commercial event organisers like Ascential, Hyve, Emerald and Clarion Events boost revenue by establishing, maintaining ...

Senior Consultant Data Scientist

Location
Greater London, England, United Kingdom
At Movar, we understand that project delivery is getting increasingly complex. Since 2013, we’ve been helping companies of all sizes improve the way projects are delivered. Our mission is to be the number one ...

Senior Python Engineer

Location
Greater London, England, United Kingdom
Hungry for a challenge? That’s good, because at Just Eat Takeaway.com (JET) we believe everything is possible, or, as we say, everything is on the table. We are a leading global online food delivery ...

Senior Full Stack Engineer, Agentic Security

Location
Greater London, England, United Kingdom
Senior Full Stack Engineer, Agentic Security About Dynamo AI Dynamo AI is building the future of trustworthy AI for the enterprise. Our platform provides real-time guardrails, red-teaming, and observability for generative and agentic ...

Lead Developer

Location
Greater London, England, United Kingdom
Lead Java Developer Business Unit: FTSE Russell – Index Platform Company: London Stock Exchange Group (LSEG) About the Role We are seeking a highly skilled and hands‐on Lead Java Engineer with AI proficiency to help ...

Software Engineer (ML Projects)

Location
Greater London, England, United Kingdom
Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend ...

Core AI Engineer

Location
Greater London, England, United Kingdom
ABOUT US LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our ...

Senior Java Engineer

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
Senior Java DeveloperBusiness Unit: FTSE Russell – Index PlatformCompany: London Stock Exchange Group (LSEG)About UsLSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
ABOUT US Liberty Global is a world leader in converged broadband, video and mobile communications services. We deliver next-generation products through advanced fibre and 5G networks that connect 85 million subscribers across Europe and ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
An enterprise client is seeking a highly skilled Full Stack Engineer for a high-velocity contract engagement. In this role, you will be responsible for building and deploying a modern, AI-integrated application hosted entirely ...

Specialist Solution Engineer

Location
Greater London, England, United Kingdom
About Salesforce Salesforce is the #1 AI CRM, where humans with agents drive customer success together. Here, ambition meets action. Tech meets trust. And innovation isn’t a buzzword — it’s a way of life. ...

Senior AI Quality Engineer

Location
Greater London, England, United Kingdom
About LendableLendable is on a mission to build the world's best technology to help people get credit and save money. We're building one of the world’s leading fintech companies and are off ...

Senior Python Engineer (Full Stack)

Location
Greater London, England, United Kingdom
About LendableLendable is on a mission to build the world's best technology to help people get credit and save money. We're building one of the world’s leading fintech companies and are off ...