United Kingdom · Artificial Intelligence
LLM Engineer jobs in London
LLM Engineer roles hiring in and around London. LLM-focused roles: fine-tuning, RAG systems, prompt engineering, agents and post-training work.
108open roles
108 LLM Engineer roles in Londonpage 1/3
Principal AI Engineer (BioPharma)
DeepRec.ai · London Area, United Kingdom
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Artificial Intelligence Engineer
Concentric Recruitment · City Of London, England, UK
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Artificial Intelligence Engineer
RJC Group · London Area, United Kingdom
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Artificial Intelligence Engineer
Lumora Solutions · London Area, United Kingdom
NEWremote
Applied AI Engineer at Seamflow
Jack & Jill · London, England, UK
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AI-NLP Engineer
Xantura Limited · London Area, United Kingdom
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Graduate AI Engineer
Abound · London, England, UK
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System Operations Engineer - AI Trainer - Freelance - 8-20hrs/week - Remote
10x.Team · London, England, UK
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AI Native Software Engineer
Accenture UK & Ireland · London, England, UK
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Generative AI Engineer
Quantum World Technologies Inc. · London Area, United Kingdom
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Senior AI Architect
Test Yantra · London Area, United Kingdom
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Senior Forward Deployed AI Engineer - Global Financial
Hawksworth · London Area, United Kingdom
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Founding Engineer
Higher - AI recruitment · London Area, United Kingdom
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AI Engineer
TradingHub · London, England, UK
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AI Engineer
Anaplan · London, England, UK
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AI/ML Engineer
E-Frontiers · London Area, United Kingdom
Artificial Intelligence Consultant
Ampstek · London Area, United Kingdom
Senior AI Engineer
Chubb · London, England, UK
Software Engineer / AI Engineer
Elsevier · London Area, United Kingdom
AI Engineer at StackOne
Jack & Jill · London, England, UK
AI Engineer
Capgemini · London, England, UK
AI Technologist / Engineer (£127k) at Cubitts
Jack & Jill · London, England, UK
Principal, Agentic Strategy & Solutions
Atlas Technica · London, England, UK
remote
Software Development Engineer III
Tesco · London, England, UK
remote
CCA - AI Engineer
Capgemini · London, England, UK
Research Engineer (LLM Training and Performance)
JetBrains · London, England, UK
AI Engineer ($100k-$250k + Equity) at Solveintelligence
Jack & Jill · London, England, UK
AI Engineer at AMPLIFYR Limited
Jack & Jill · London, England, UK
Founding AI Engineer (£100k–£150k + Equity) at Pharosyn
Jack & Jill · London, England, UK
Member of Technical Staff | Large Language Models | Reinforcement Learning | Post-Training | Pre-Training | Long-Context Reasoning | London, Full-Time
Enigma · London Area, United Kingdom
Global Talent Visa Platform - AI & Automation Developer
eMigr8 Tech Visa · London Area, United Kingdom
AI/Agent Engineer at Vega
Jack & Jill · London, England, UK
Founding Engineer (£100k–£150k + Equity) at High-growth AI data startup
Jack & Jill · London, England, UK
Software Engineer (AI/Full-Stack)
Narrative · London, England, UK
AI Product Engineer - ClickStack
ClickHouse · London, England, UK
remote
Founding Engineer | Agentic AI Startup (EF Backed)
Tech Talent Network · London Area, United Kingdom
Research Scientist (Applied LLMs), London
Isomorphic Labs · London
Software engineer, generative AI (UK)
Writer · London, UK
remote
Model Behavior Architect- General Agents
Mistral AI · London; Paris
Software engineer, agents (UK)
Writer · London, UK
remote
Member of Technical Staff, Agent Code
Cohere · London; Europe; New York; Paris; Toronto
remote
Senior AI Engineer| London
Infosys · London, ENG, GB
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AI Delivery Tech Lead
Accenture · London, ENG, GB
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Principal Software Engineer - Data and AI - Accelerator Business
JPMorganChase · London, ENG, GB
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Artificial Intelligence Engineer
JCDecaux UK · London, England, UK
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Senior AI Engineer
9fin · London Area, United Kingdom
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Agentic AI Architect
HCLTech · London Area, United Kingdom
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Senior AI Engineer
ClearRoute · London Area, United Kingdom
Generative AI Director
JPMorganChase · London, ENG, GB
AI/ML Engineer
Ampstek · London Area, United Kingdom