2,051 to 2,075 of 3,959 LLM Jobs in the UK

Machine Learning Engineer

Location
Greater London, England, United Kingdom
fascinating FinTech start-up is looking for a Machine Learning Engineer to build, retrain and re-rank their LLM models whilst transforming some complex financial markets. You get to work up close with founders and the founding engineering team with significant ownership over how problems are solved. This … fine-tuning, evaluating and improving them and enjoys figuring out difficult problems in new domains. What you’ll be working on Developing and deploying LLM-powered systems using PyTorch Building and improvingembedding and reranking models Designing datasets and generating synthetic training data Working on semantic search and document intelligence systems ...

Senior Product Manager for AI Observability

Hiring Organisation
London Stock Exchange Group
Location
London, United Kingdom
Salary
£ 80 K
Role Profile As part of the LSEG AI, we are hiring a Senior Product Manager – AI Observability to own the strategy, design and rollout of telemetry systems that monitor, measure and analyse how AI models ...

Software Engineer III- Python 3

Location
Glasgow, Scotland, United Kingdom
with a dry-run-first, confirm-before-modify, audit-everything approach on production systems Design and maintain AI developer tooling, including prompt engineering and LLM-assisted code generation Required qualifications, skills, and capabilities Proficiency in Python 3, including type annotations, context managers, generators, and functional programming patterns Experience with test … graph-based, batch, or streaming) Understanding of security best practices, including input validation and vulnerability remediation Experience with agentic AI and prompt engineering, including LLM-based developer agents and workflow orchestration Preferred Qualifications Background in financial services, derivatives pricing, market data, or valuation concepts Experience with distributed compute ...

Python Engineer - Local Authority

Location
City of Edinburgh, Scotland, United Kingdom
automation opportunities for the organisation. SKILLS/EXPERIENCE OF THE PYTHON ENGINEER Commercial experience with AI/ML technology: OCR, Object Detection and LLM analysis implementation Machine Learning & AI Libraries including: Transformers/Hugging Face for working with pre-trained LLMs, finetuning, and inference PyTorch for deep learning model development ...

AI Engineer UK

Location
Greater London, England, United Kingdom
just notebooks: system-level prompt design, agent architectures, tool use, RAG. An evaluation habit. You’ve built eval pipelines — golden datasets, regression suites, LLM-as-judge where it’s honest — and you can tell a good demo from a system that holds up in production. Strong software fundamentals : Python ...

AI Product Manager

Location
Greater London, England, United Kingdom
Opportunity Brunswick is accelerating its use of AI to strengthen both the advice we give clients and how we operate. We are looking for an AI Product Manager to join our AI Lab and help ...

Senior Software Engineer (SDE3) — Data & Intelligence Platform - Welwyn Garden City, United Kingdom of Great Britain and Northern Ireland

Hiring Organisation
Tesco
Location
Welwyn Garden City, Hertfordshire, United Kingdom
Salary
£ 70 K
TypeScript and Python (or willingness to learn quickly), you've built or operated data-intensive backend services, and you have some experience with LLM APIs or retrieval systems - enough to be productive quickly, even if you haven't done it at scale before.Kubernetes and cloud-native deployment experience is useful. … TypeScript and Python (or willingness to learn quickly), you've built or operated data-intensive backend services, and you have some experience with LLM APIs or retrieval systems - enough to be productive quickly, even if you haven't done it at scale before.Kubernetes and cloud-native deployment experience is useful. ...

Senior Software Engineer, Data Platform London, UK Apply →

Location
Greater London, England, United Kingdom
Software is eating the world, but AI is eating software. We live in unprecedented times – AI has the potential to exponentially augment human intelligence. Every person will have a personal tutor, coach, assistant, personal shopper ...

AI Solutions Architect

Hiring Organisation
MSX International
Location
Warwick, Warwickshire, United Kingdom
Salary
£ 70 K
support enterprise scaling.Technology Validation & Model Evaluation Design and execute the technical assessment of AI models, and emerging technologies to ensure enterprise-grade performance.Apply structured LLM validation frameworks to assess model performance, accuracy, safety, and technical suitability.Review external AI products and services from a technical perspective to gauge architectural ...

AI Solutions Architect

Hiring Organisation
MSX International
Location
Colchester, Essex, United Kingdom
Salary
£ 80 K
support enterprise scaling.Technology Validation & Model Evaluation Design and execute the technical assessment of AI models, and emerging technologies to ensure enterprise-grade performance.Apply structured LLM validation frameworks to assess model performance, accuracy, safety, and technical suitability.Review external AI products and services from a technical perspective to gauge architectural ...

Senior Data Scientist

Location
Greater London, England, United Kingdom
design, build and deploy production-grade machine learning models that power highly personalised customer experiences. From recommendation algorithms and retrieval systems through to LLM-powered conversational AI, you’ll be working on products used by millions of customers every day. This is a highly collaborative role where you’ll partner ...

AI Solutions Architect

Hiring Organisation
MSX International
Location
Colchester, Essex, UK
Employment Type
Full-time
scaling. Technology Validation & Model Evaluation Design and execute the technical assessment of AI models, and emerging technologies to ensure enterprise-grade performance. Apply structured LLM validation frameworks to assess model performance, accuracy, safety, and technical suitability. Review external AI products and services from a technical perspective to gauge architectural ...

Senior Software Engineer, Data Platform

Hiring Organisation
Scale AI
Location
London, United Kingdom
Salary
£ 80 K
Software is eating the world, but AI is eating software. We live in unprecedented times – AI has the potential to exponentially augment human intelligence. Every person will have a personal tutor, coach, assistant, personal shopper ...

AI/ML Data Scientist

Location
Greater London, England, United Kingdom
similarly quantitative field - Genuine curiosity about how AI systems behave in the wild, not just on a leaderboard - Experience with eval frameworks and LLM-as-judge setups, including their failure modes - Fine‐tuning, RLHF, DPO, or preference data collection - Built annotation or human‐evaluation pipelines, and managed the people doing ...

Senior Data Scientist Technology Data Science 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 ...

Senior Data Scientist

Hiring Organisation
Checkout.com
Location
London, United Kingdom
Salary
£ 80 K
Company DescriptionWe’reCheckout.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 are where ...

Principal AI Engineer

Hiring Organisation
DataCamp
Location
United Kingdom
Salary
£ 70 K
guardrails, and iterative refinement of model behavior.Share knowledge and elevate teammates, contributing to a culture of clarity, simplicity, and continuous learning.QualificationsTechnical1+ years building complex LLM-based systems, with strong prompt engineering intuition and experience designing agentic workflows.Ability to design meaningful evaluation methods, including custom metrics and frameworks when ...

Principal AI Engineer

Hiring Organisation
DataCamp
Location
United Kingdom, UK
Employment Type
Full-time
iterative refinement of model behavior. Share knowledge and elevate teammates, contributing to a culture of clarity, simplicity, and continuous learning. QualificationsTechnical1+ years building complex LLM-based systems, with strong prompt engineering intuition and experience designing agentic workflows. Ability to design meaningful evaluation methods, including custom metrics and frameworks when ...

Blue Planet Data Management Lead

Hiring Organisation
Ciena Corporation
Location
London, United Kingdom
Salary
£ 80 K
data management toolsApplication of AI and ML data requirements including feature stores, training data pipelines, data lineage, and model grounding techniques for GenAI or LLM use casesBackground in OSS environments including network automation, orchestration, inventory, assurance, and network management systemsExposure to telecom network domains including fixed, mobile ...

Staff Data Scientist

Location
Greater London, England, United Kingdom
This is a ground-floor opportunity to shape the future of AI-driven population health management at Onsera Health. The client Backed by Population Health Partners (PHP)—the proven venture platform behind Metsera (NASDAQ:MTSR ...

Senior Solutions Engineer

Location
United Kingdom
narrative: Own the technical story for Snyk Evo, translating AI-native development risk (vulnerable AI-generated code, unsafe agentic workflows, unvetted MCP servers and LLM integrations) into a case that resonates with both engineering and security leadership.Architect Technical Strategy: Partner with Account Directors to co-lead the sales strategy … financial justifications for C-suite decision-makers.Run Hands-On Technical Evaluations: Scope and lead proofs of concept and pilots covering agentic AI, MCP servers, LLM-assisted coding, and traditional AppSec surfaces, demonstrating Snyk and Evo working across a customer's real development and AI environment.Drive Strategic Engagement: Present and defend ...

Product Manager

Hiring Organisation
Randstad Digital
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
£70 - £75 per hour
system design, and database tools (SQL/Python basics). AI & Cloud: Exposure to cloud infrastructure (GCP/Azure/AWS) and AI/LLM integrations. Agile & Delivery: Strong experience in Scrum/Kanban, writing technical specifications, and managing delivery cadences. Domain: Experience in e-commerce, travel tech, or large ...

AI Solution Architect (Presales)

Hiring Organisation
Hays
Location
London, United Kingdom
Salary
£ 80 K
Architecture, AI Engineering, Solutions Engineering, Forward Deployed Engineering or technical consulting backgrounds.You’ll ideally bring strong experience across several of the following:• AI/LLM solution architecture• Agentic AI systems• RAG and retrieval architectures• Model APIs and orchestration frameworks• Microsoft Copilot Studio• Power Platform/Power Automate/Dataverse• Azure ...

Blue Planet Data Management Lead

Location
Reading, England, United Kingdom
management tools* Application of AI and ML data requirements including feature stores, training data pipelines, data lineage, and model grounding techniques for GenAI or LLM use cases* Background in OSS environments including network automation, orchestration, inventory, assurance, and network management systems* Exposure to telecom network domains including fixed, mobile ...

Algorithm Engineer

Location
Greater London, England, United Kingdom
Who are we? Look at the latest headlines and you will see something Ki insures. Think space shuttles, world tours, wind farms, and even footballers’ legs. Ki’s mission is simple. Digitally disrupt and revolutionise ...