1,851 to 1,875 of 2,267 LLM Jobs in London

AI Engineer

Location
City Of London, England, United Kingdom
passionate about applying the latest advancements in LLMs to create user-centric products. In this role, you will stay on top of the latest LLM trends, build evaluation frameworks for AI features, and apply your knowledge with a product-oriented focus. You will be an integral part of the founding … work will be pivotal in scaling Granola to its next 100x growth milestone. In this role, you will: Own the development and application of LLM-based features end-to-end Build and maintain evaluation frameworks for prompt iteration and semantic retrieval Optimize embeddings and vector stores for performance and scalability ...

Senior Researcher, Natural Language Processing

Location
Greater London, England, United Kingdom
Responsibilities Responsible for NLP research and development including LLM reasoning, conversational agents, machine translation, part-of-speech tagging, sentence analysis and named entity recognition. Optimize existing online algorithms, develop efficient and reliable NLP solutions by combining business needs and data. Explore applications of NLP techniques and deep learning algorithms … workflows. Demonstrated ability to publish research results in top-tier NLP conferences (e.g., ACL, EMNLP, NAACL, NeurIPS, ICLR) or practical contributions to open-source LLM/NLP projects is preferred. Comfortable with both classical (e.g., CRF, SVM) and deep learning approaches (e.g., Transformers, RNNs, CNNs, LSTMs, GANs). Deep understanding ...

Founding AI Research Scientist (LLMs)

Location
Greater London, England, United Kingdom
development efforts focused on large language models to advance Kangal AI's product offerings. Design and implement novel algorithms and architectures tailored to improve LLM performance and applicability. Collaborate with interdisciplinary teams to integrate LLM capabilities into scalable, real-world information services solutions. Contribute to the strategic planning … junior researchers and engineers in best practices of AI research and development. Evaluate emerging AI technologies and frameworks to continuously refine and enhance our LLM approaches. PhD or equivalent experience in Computer Science, Machine Learning, Artificial Intelligence, or a related field. Extensive research experience in large language models, natural language ...

Senior Solutions Architect, Higher Education and Research - Open Models and LLM

Location
Greater London, England, United Kingdom
need to see: A graduate degree from a leading university in a STEM related discipline. 5+ years of hands-on experience running the large language model lifecycle across multi-node systems: training, fine-tuning, inference, serving, and/or agentic workflows. Strong collaboration and communication skills, with the ability … Experience with NVIDIA's AI software stack, powered by CUDA and CUDA-X libraries, e.g. NVIDIA AI Enterprise, NeMo Framework, Megatron Bridge, NIM, TensorRT-LLM, Dynamo, NeMo Agent Toolkit, and Triton Inference Server, as well as the Nemotron open-model methodology. As a Solutions Architect, there is travel involved ...

Lead, GenAI & LLM Platform Engineer

Location
Greater London, England, United Kingdom
JPMorgan Chase & Co. is seeking an Applied AI ML Lead to design and deliver production-grade AI/ML solutions for the LLM Suite platform. This role requires hands-on engineering, architecture ownership, and collaboration with engineering teams to implement secure and high-quality software. Ideal candidates should have ...

Senior AI Engineer — On-Device LLM for Brain Monitoring

Location
Greater London, England, United Kingdom
build the platform that converts raw neuro-signals into longitudinal patient insights. You will join the CoVision project to develop an on-device LLM system for neuromonitoring, ensuring reliability, safety, and regulatory compliance across a deployed fleet. You will work in a hybrid setting with at least four days ...

AI Engineer - Legal Tech & LLM Systems

Location
Greater London, England, United Kingdom
oversee the AI strategy, crafting agentic systems that analyse millions of documents to extract critical factual information for winning cases. You will design LLM agents, develop robust evaluation pipelines, and drive prompt engineering while balancing token limits, cost and latency. #J-18808-Ljbffr ...

AI Engineer | 2+ Apps on PlayStore | LLM Innovations

Location
Greater London, England, United Kingdom
continuer à innovant dans le domaine des LLMs et agents. Missions principales: Développement de 2+ applications AI sur @PlayStore Construction propre d'un modèle LLM Collaboration avec 3+ startups AI Profil recherché: Compétence en python et image processing Expérience dans le développement d'applications AI Certifications de Startup India, StartupUP ...

Production AI Platform Engineer – LLM Systems

Location
Greater London, England, United Kingdom
deployed engineer who ships AI-enabled solutions in production, focusing on safe, scalable Python-based implementations and API integrations. The role emphasizes production-grade LLM workflows, guardrails, evals, cost and latency optimization, and collaboration with Decisioning and Data Science teams to deliver load-bearing capabilities. #J-18808-Ljbffr ...

Production LLM Data Scientist – Underwriting AI

Location
City Of London, England, United Kingdom
real business outcomes. You'll collaborate with ML engineers and software engineers to take prototypes into production, own data science aspects of a live LLM system, and translate insights into measurable, defensible metrics #J-18808-Ljbffr ...

AI Engineer - Onsite

Hiring Organisation
LinuxRecruit
Location
London, UK
Employment Type
Full-time
used to an AI environment, have built out and maintained LLMs and the associated infrastructure for complex systems, ideally multi agent. Building LLM pipelines is second nature, you have evaluated and proved LLM pipelines too, constantly optimising to ensure smooth operations. The tools you use don't matter ...

AI Security Researcher/Research Engineer

Location
Greater London, England, United Kingdom
Summary We are looking for a researcher/research engineer to help mitigate the security risks that come with building AI systems-especially LLM-powered web agents and chatbots. In this role, you'll design and implement secure-by-design architectures, audit our LLM-powered web agent (https://… direction on how we identify, measure, and reduce security risk across AI products. Responsibilities Design and execute adversarial evaluations to uncover failure modes in LLM-powered web agents and chatbots (e.g., prompt injection, tool abuse, data exfiltration) Analyze model behavior (including internal thoughts) to understand and forecast security risks ...

TikTok LIVE - AI Data Operation Specialist - Spanish&Italian Speaking

Hiring Organisation
TikTok
Location
London, UK
Employment Type
Full-time
structuring for training purposes. Improve model accuracy by testing and fine-tuning, highlight the algorithm team with supporting examples for any potential gaps in LLM decision making draft, revise, and quality-check content to explore and enhance the synergy between human input and data in LLM training.- Analyze moderation … learner who finds engagement with diverse case studies and annotators stimulating- Experience as RLHF (Reinforcement learning from human feedback) annotators for leading AI/LLM companies is strongly preferredReq ID: A49792 ...

TikTok LIVE - AI Data Operation Specialist - French Speaking

Hiring Organisation
TikTok
Location
London, UK
Employment Type
Full-time
structuring for training purposes. Improve model accuracy by testing and fine-tuning, highlight the algorithm team with supporting examples for any potential gaps in LLM decision making draft, revise, and quality-check content to explore and enhance the synergy between human input and data in LLM training.- Analyze moderation … learner who finds engagement with diverse case studies and annotators stimulating- Experience as RLHF (Reinforcement Learning from Human Feedback) annotators for leading AI/LLM companies is strongly preferredReq ID: A190683 ...

TikTok LIVE - AI Data Operation Specialist

Hiring Organisation
TikTok
Location
London, UK
Employment Type
Full-time
structuring for training purposes. Improve model accuracy by testing and fine-tuning, highlight the algorithm team with supporting examples for any potential gaps in LLM decision making draft, revise, and quality-check content to explore and enhance the synergy between human input and data in LLM training.- Analyze moderation … learner who finds engagement with diverse case studies and annotators stimulating- Experience as RLHF (Reinforcement Learning from Human Feedback) annotators for leading AI/LLM companies is strongly preferredReq ID: A182519A ...

TikTok LIVE - AI Data Operation Specialist (Russian Speaking)

Location
Greater London, England, United Kingdom
structuring for training purposes. Improve model accuracy by testing and fine‐tuning, highlight the algorithm team with supporting examples for any potential gaps in LLM decision making draft, revise, and quality‐check content to explore and enhance the synergy between human input and data in LLM training. Analyze moderation … learner who finds engagement with diverse case studies and annotators stimulating Experience as RLHF (Reinforcement Learning from Human Feedback) annotators for leading AI/LLM companies is strongly preferred Job Information About TikTok TikTok is the leading destination for short‐form mobile video. At TikTok, our mission is to inspire ...

TikTok LIVE - AI Data Operation Specialist

Location
Greater London, England, United Kingdom
structuring for training purposes. Improve model accuracy by testing and fine-tuning, highlight the algorithm team with supporting examples for any potential gaps in LLM decision making draft, revise, and quality-check content to explore and enhance the synergy between human input and data in LLM training. Analyze moderation … learner who finds engagement with diverse case studies and annotators stimulating Experience as RLHF (Reinforcement Learning from Human Feedback) annotators for leading AI/LLM companies is strongly preferred Job Information About TikTok TikTok is the leading destination for short-form mobile video. At TikTok, our mission is to inspire ...

Deployed Engineer (UK)

Location
Greater London, England, United Kingdom
month and help developers build agents with speed and granular control. LangSmith offers observability, evaluation, and deployment for rapid iteration, enabling teams to transform LLM systems into dependable production experiences. LangChain is trusted by millions of developers worldwide and powers AI teams at companies like Replit, Clay, Cloudflare, Harvey, Rippling … Vanta, Workday, and more. About the role Location: London, UK Work closely with companies on the frontier of LLM-applications, bringing ideas to production-ready apps Collaborate on a wide variety of LLM-apps from concierge search, codegen, agentic co-pilots and more Give technical demos the entire suite ...

Product Manager

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
that are used by millions of customers every day. Data-savvy: A knack for getting your hands dirty with data using SQL, or Python. LLM Experience: You'll be surrounded by experts and encouraged to build LLM-powered insights and workflows from day one. You will need familiarity with LLMs. ...

Product Manager - Support Experience

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
that are used by millions of customers every day. Data-savvy: A knack for getting your hands dirty with data using SQL, or Python. LLM Experience: You'll be surrounded by experts and encouraged to build LLM-powered insights and workflows from day one. You will need familiarity with LLMs. ...

Global Marketing Senior Director - Content Discoverability

Hiring Organisation
The Boston Consulting Group
Location
London, UK
Employment Type
Full-time
evolving capabilities to match market trends and search algorithm changesDefine and own BCG's end-to-end content discoverability strategy, spanning traditional SEO, emerging LLM-based Generative Engine Optimization (GEO), and the underlying tech infrastructureServe as the internal authority on emerging discovery technologies, including LLM citation patterns, AI overviews ...

Founding Engineer, Agent Systems

Location
Greater London, England, United Kingdom
good enough to ship" means for AI features What you bring Backend engineering in TypeScript (or comparable), with 1-2+ years shipping production LLM features Experience with agent frameworks, tool calling, and multi-step orchestration Production evals: dataset curation, LLM-as-judge failure modes, regression testing under model swaps ...

Research Engineer, Safety Oversight, DeepMind

Location
Greater London, England, United Kingdom
# Research Engineer, Safety Oversight, DeepMindat Google • London, UKBack to jobs1. Home2. Jobs3. UK4. Research Engineer, Safety Oversight, DeepMind—G## Research Engineer, Safety Oversight, DeepMindGoogle00AI SafetyFull-timeLondon, UKApply Job### Job DescriptionWe aim to turn production ...

Senior Research Scientist FMTA

Location
Greater London, England, United Kingdom
Meet DeepL DeepL is a global AI product and research company focused on building secure, intelligent solutions to complex business problems. Over 200,000 business customers and millions of individuals across 228 global markets today ...

Knowledge Graph Consultant

Hiring Organisation
NTT DATA
Location
London, UK
Employment Type
Full-time
requirements into semantic modelsProvide thought leadership on graph adoptionRequired SkillsNeo4j Schema Design (Cypher, property graph modeling)Ontology Engineering (OWL/RDF, Protégé)Graph RAG (LLM integration, retrieval strategies)API Design (REST/GraphQL)Preferred SkillsGraph platforms: Neptune, TigerGraphSemantic standards: SPARQL, SHACLAI/ML and LLM ecosystem exposureData governance and integration ...