226 to 250 of 3,011 LLM Jobs in England

Head of AI Solutions, COO Technology - MD (C16)

Location
Greater London, England, United Kingdom
strategic AI platform partnerships (e.g., Google, Anthropic), third-party tooling, and outsourced delivery models## **Qualifications:****15+ years of experience in Technology - Required:*** Generative AI & LLM Engineering: Deep, hands-on expertise in large language models including model selection, fine-tuning, prompt engineering, retrieval-augmented generation (RAG), vector database design, and evaluation ...

Head of AI Solutions, COO Technology - MD (C16)

Hiring Organisation
Citigroup
Location
London, UK
Employment Type
Full-time
including strategic AI platform partnerships (e.g., Google, Anthropic), third-party tooling, and outsourced delivery modelsQualifications:15+ years of experience in Technology - Required: Generative AI & LLM Engineering: Deep, hands-on expertise in large language models including model selection, fine-tuning, prompt engineering, retrieval-augmented generation (RAG), vector database design, and evaluation ...

Sr. Specialist Solutions Architect

Location
Greater London, England, United Kingdom
ReqID: FEQ427R340 Location: London Skills: Data Science, Machine Learning, AI, LLM, GenAI Mission As a Senior Specialist Solutions Architect (ML & AI), you will serve as the trusted technical ML and AI expert for Databricks customers and the Field Engineering organization. You will partner with Solution Architects to guide enterprise ...

Senior Specialist Solutions Architect (AI/ML)

Hiring Organisation
DataBricks
Location
London, UK
Employment Type
Full-time
ReqID:FEQ327R501Location: LondonSkills: Data Science, Machine Learning, AI, LLM, GenAIMissionAs a Senior Specialist Solutions Architect (ML & AI), you will serve as the trusted technical ML and AI expert for Databricks customers and the Field Engineering organization. You will partner with Solution Architects to guide enterprise and strategic customers in architecting ...

AI Solutions Support Lead

Location
Greater London, England, United Kingdom
Ability to prioritise effectively and manage multiple initiatives simultaneously. Strong organisational and leadership capabilities. Desirable Experience supporting Generative AI, machine learning, large language model (LLM), or agentic AI solutions. Experience with Azure AI, Databricks, Microsoft Copilot Studio, Azure OpenAI, Foundry, or similar AI technologies. Understanding of Responsible AI principles, model ...

AI Innovation Lab Engineer

Hiring Organisation
CPS Group (UK) Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £480/day
opportunities that deliver measurable value. * Develop AI agents, automations and intelligent workflows across modern enterprise platforms. * Prototype and experiment with generative AI and large language model solutions. * Design and run pilot programmes with business users. * Measure outcomes, track benefits, and evaluate success against defined objectives. * Rapidly iterate solutions based … solutions, prototypes, automations or intelligent agents. * Strong understanding of AI technologies and their practical business applications. * Experience working with modern AI platforms and large language model technologies. * Ability to work independently and deliver outcomes in ambiguous environments. * Strong analytical and problem-solving capabilities. * Comfortable engaging with both technical ...

Associate Director, AI Architect — Frontier AI

Location
Greater London, England, United Kingdom
About Cognizant Consulting Cognizant Consulting is more than Cognizant's consulting practice—we're a global community of 6,000+ experts dedicated to helping clients reimagine their business. Blending our deep industry and technology advisory ...

Lead AI Engineer

Hiring Organisation
Capco
Location
London, UK
Employment Type
Full-time
agile environmentsBonus Points ForExperience with agentic frameworks (e.g., LangChain, LlamaIndex)Experience in deep learning frameworks and front-end developmentFamiliarity with Langfuse, Langsmith, or other LLM observability toolsUnderstanding of Model Context Protocol and bias/hallucination mitigation techniquesPrevious success in integrating GenAI solutions into enterprise-scale systemsWhy Join CapcoDeliver high-impact ...

Senior Software Engineer, GenAI Platform

Location
Greater London, England, United Kingdom
example, a billion embeddings produced roughly 20× cheaper and visual models served roughly 72% cheaper). We also own core platform surfaces including the LLM Gateway, Agent Gateway, evals infrastructure, guardrails, and cost attribution. About the Role You will join a small, high-leverage team building production infrastructure for Generative … evolve our open-weights serving stack - real-time GPU endpoints, high-throughput batch inference, and fine-tuning (SFT/DPO/LoRA) - alongside the LLM Gateway, Agent Gateway, evals infrastructure, guardrails, and cost attribution. Architect scalable, high-performance systems for model serving, batch inference, GPU autoscaling, and fine-tuning that ...

Senior Software Engineer, GenAI Platform

Hiring Organisation
Deliveroo
Location
London, UK
Employment Type
Full-time
example, a billion embeddings produced roughly 20 cheaper and visual models served roughly 72% cheaper). We also own core platform surfaces including the LLM Gateway, Agent Gateway, evals infrastructure, guardrails, and cost attribution. About the RoleYou will join a small, high-leverage team building production infrastructure for Generative … evolve our open-weights serving stack — real-time GPU endpoints, high-throughput batch inference, and fine-tuning (SFT/DPO/LoRA) — alongside the LLM Gateway, Agent Gateway, evals infrastructure, guardrails, and cost attribution. Architect scalable, high-performance systems for model serving, batch inference, GPU autoscaling, and fine-tuning that ...

Applied AI Engineering Lead - VP, Markets Operations

Location
Greater London, England, United Kingdom
grade applications Experience designing and building AI, machine learning, generative AI, or agentic applications, including integration with enterprise systems and workflows Strong understanding of LLM application patterns, including prompt engineering, retrieval‐augmented generation, tool calling, context management, evaluation, and guardrails Experience with RESTful API design, development, and integration, including frameworks … across multidisciplinary teams Preferred Qualifications, Capabilities, and Skills Experience designing or operating multi‐agent systems, agent orchestration frameworks, workflow automation platforms, or tool‐augmented LLM applications Experience with context engineering techniques, including retrieval strategies, embeddings, vector databases, knowledge graphs, semantic search, memory management, and grounding approaches Experience building evaluation frameworks ...

AI Architect - SC Cleared

Location
Greater London, England, United Kingdom
AI Architect - SC cleared - London/Hybrid - £682 - 6-12 months - Government project Key Responsibilities Architect enterprise-grade AI solutions using frontier foundation models (eg Claude, GPT, Gemini family) across use cases including agentic automation ...

Machine Learning Engineer (Mid to Principal)

Location
West of England, England, United Kingdom
users. Our ML team works end-to-end, from R&D to deployment, across traditional ML, deep learning, data engineering, foundation models and LLM/agentic systems. We are now hiring across a broad range of ML skills, including model training, evaluation, optimisation, infrastructure and deployment. As an ML Engineer ...

Senior Agentic AI Solution Specialist

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
equivalent professional experience. Strong experience developing AI solutions using Python and modern AI frameworks such as LangChain or similar technologies. Deep understanding of LLM architectures, Generative AI, Agentic AI concepts, RAG frameworks, embeddings, and prompt engineering. Experience designing and deploying solutions on Azure, AWS, or GCP cloud platforms. Experience working ...

Senior Data Scientist

Location
Greater London, England, United Kingdom
branching strategy, automated testing, environment management Solid statistical foundations Insurance experience, ideally Lloyd's or London Market, is a big plus. So is deploying LLM based solutions, PySpark or Power BI. Permanent, up to £90,000 plus 20% bonus, three days a week in the office in the City. #J ...

Principal AI Engineer

Location
Greater London, England, United Kingdom
engineering domains. End-to‐end exposure in model lifecycle development, including extensive experience training and deploying ML models in production environments. Deep knowledge of LLM APIs, prompt engineering, and conversational AI patterns. Experience in fine‐tuning LLMs for domain‐specific enterprise applications. Strong expertise in MLOps and LLMOps, ensuring scalable ...

Staff AI Engineer - Platform AI

Location
Greater London, England, United Kingdom
that combine deterministic, rules-based processing with agent-based reasoning in the same architecture Solid Python and SQL skills, and hands‐on experience with LLM or agent frameworks (LangChain or similar) Understanding of identity and authorisation models extended to non‐human/agent principals - delegated authority, composite human‐plus-agent … with persona‐or‐scenario‐based simulation for testing agent behaviour before release Familiarity with hybrid deterministic/agentic execution models, where rules-based and LLM-based reasoning share the same runtime Experience with token, spend, or step‐budget governance for autonomous agents operating at scale Understanding of security and privacy ...

Staff AI/ML Engineer Software engineering London

Location
Greater London, England, United Kingdom
Company Description We’re Checkout.com. You might not know our name, but companies like eBay, Spotify, Klarna, Uber, and Sony do, because we’re behind many of the digital experiences you use every day. We ...

QE AI Engineer (Python)

Hiring Organisation
NTT DATA
Location
London, UK
Employment Type
Full-time
testing, automation, or developer productivity use cases. This may include experience with: AI application patternsRetrieval-Augmentation Generation (RAG)prompt engineeringtool callingagentic workflowsevaluation of LLM-based outputsFrameworks and orchestrationLangChainLangGraphCrewAIModels and platformsOpenAI and/or Azure OpenAIVector search and retrievalWeaviate or equivalent vector database technologyData and model supportselecting and preparing data ...

Senior Machine Learning Engineer

Hiring Organisation
Trainline
Location
London, UK
Employment Type
Full-time
About usAt Trainline, our purpose is to empower greener travel choices, connecting people and places. Trainline enables millions of travellers to find and book the best value tickets across carriers, fares, and journey options through ...

Senior Machine Learning Engineer

Location
Greater London, England, United Kingdom
About us We are champions of rail, inspired to build a greener, more sustainable future of travel. Trainline enables millions of travellers to find and book the best value tickets across carriers, fares, and journey ...

Applied AI Engineer - Agentic Systems - Senior Associate

Location
Greater London, England, United Kingdom
optimize retrieval, and drive data‐driven decision‐making; conduct A/B tests and performance evaluations. Mentor and guide team members on agent frameworks, LLM usage, safety, and best practices. Required Qualifications, Capabilities, and Skills: Advanced degree in Computer Science, Data Science, Machine Learning, or related field. Experience building ...

Applied AI Engineer - Agentic Systems - Senior Associate

Location
Greater London, England, United Kingdom
optimize retrieval, and drive data-driven decision-making; conduct A/B tests and performance evaluations. Mentor and guide team members on agent frameworks, LLM usage, safety, and best practices. Required Qualifications, Capabilities, and Skills Advanced degree in Computer Science, Data Science, Machine Learning, or related field. Experience building ...

Principal Software Engineer - Full Stack Python/AWS - Executive Director

Location
Greater London, England, United Kingdom
with multiple modern programming languages including Python, Golang, TypeScript and similar technologies in an AWS/Cloud environment Experience in the use of GPT, LLM, RAG, Gen AI, Prompt Engineering related technologies Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming ...