1,176 to 1,200 of 2,427 LLM Jobs in the UK

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 ...

Technical Lead (Java/.Net)

Location
United Kingdom
What You’ll Do Avalara is accelerating delivery of AI-enabled capabilities across our compliance platform to improve customer experience, increase engineering velocity, and scale global operations efficiently. As a Technical Lead, you will join ...

Lead Developer

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
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 ...

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 ...

Tech Lead Data & AI London

Location
Leeds, England, United Kingdom
We recognise our people are the best thing about Red Badger and that a truly diverse workplace where people are free to be themselves is essential for great culture and great outcomes. If you like ...

Lead Software Engineer - AI Engineering

Location
Greater London, England, United Kingdom
Job Description Join us to make a meaningful impact as you lead a talented team in building advanced AI-driven software solutions. You will have the opportunity to grow your career, collaborate globally, and influence ...

Senior Full Stack 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/Staff Software Engineer, Developer Experience

Location
Greater London, England, United Kingdom
Who are we? Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We’re ...

Lead Software Engineer - AI Engineering

Location
City Of London, England, United Kingdom
Join us to make a meaningful impact as you lead a talented team in building advanced AI-driven software solutions. You will have the opportunity to grow your career, collaborate globally, and influence the technical ...

Senior Applied AI & ML Engineer - Evinova

Location
Greater London, England, United Kingdom
It currently takes over 10 years and $1.3B to develop a drug. More than 70% of that investment goes into clinical trials, yet only ~10% of candidates make it from Phase I to approval. Evinova ...

AI Tech Pre-sales - UK

Location
City Of London, England, United Kingdom
AI Tech Pre-sales Opportunity at SDG UK Location: London/Hybrid Basic £90k + Comms + Bens Transform the Future with SDG: Global Leaders in Data & AI SDG Group boasts a robust AI capability ...

Full Stack Engineer (Contract Role)

Location
Greater London, England, United Kingdom
## Full Stack Engineer (Contract Role)Applylocations: Londontime type: Full timeposted on: Posted Todayjob requisition id: JR217**Full Stack Engineer - 6 month Contract Role**(Inside IR35, £700 - £850 per day)Willis Re is building its ...

Senior Model-Steering Scientist for LLM Translation

Location
Greater London, England, United Kingdom
DeepL is seeking a Senior Research Scientist to lead fine-tuning, post-training, model steerability, and reinforcement learning for the next generation of translation models. You will fuse high-value human data with synthetic data ...

Forward Deployed Engineer, EMEA

Location
Greater London, England, United Kingdom
take them from POC through production. A major focus will be helping customers deploy real-time AI and communications workloads , including AI Voice Assistants, LLM inference, open-weight models, and applications requiring low latency, reliability, and regional data processing. This role will have approximately 10–30% travel across … custom production solutions using Telnyx's Voice, Messaging, Wireless, WebRTC, AI, and Edge Compute platforms Build and deploy AI Voice Assistants, conversational AI, and LLM-powered applications Deploy and operate LLM infrastructure, including open-weight models and LiteLLM or comparable gateways Design model routing, fallback, observability, and cost strategies ...

Lead AI Engineer (Leeds / Edinburgh)

Hiring Organisation
Hays
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
reference architectures, improving cross-team consistency and delivery quality to enable more reliable and scalable product development Establish end-to-end technical architectures for LLM-enabled systems, covering data pipelines, retrieval/RAG, prompt orchestration and agent workflows to support robust and effective AI implementation Analyse complex constraints across product … experience building and operating solutions on AWS, including AWS AI services and the supporting platform services required for production delivery AI engineering experience delivering LLM-enabled systems using LLM APIs/Bedrock, including RAG architectures, vector databases and orchestration frameworks DevOps skills including CI/CD pipelines, containerisation and monitoring ...

Level 3 Support Analyst - AI Specialist

Hiring Organisation
Anaplan
Location
London, UK
Employment Type
Full-time
example, Tue-Sat or Sun-Thu) when needed to ensure global coverageYour qualificationsEarly-career professional with proven commercial experience in: Troubleshooting Large Language Model (LLM) and Retrieval-Augmented Generation (RAG) applicationsRobust prompt and context engineeringData analysis (Excel, Anaplan or similar tools)Software development or quality assuranceLevel 2 or level ...

Level 3 Support Analyst - AI Specialist

Hiring Organisation
Anaplan
Location
York, North Yorkshire, UK
Employment Type
Full-time
example, Tue-Sat or Sun-Thu) when needed to ensure global coverageYour qualificationsEarly-career professional with proven commercial experience in: Troubleshooting Large Language Model (LLM) and Retrieval-Augmented Generation (RAG) applicationsRobust prompt and context engineeringData analysis (Excel, Anaplan or similar tools)Software development or quality assuranceLevel 2 or level ...

AI Engineer Python LLM

Hiring Organisation
Client Server
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
Engineer/Developer (Python LLM) London/WFH to £65k Want to work on intellectually and technically challenging AI systems at the cutting edge of what is possible, whilst learning and collaborating with an amazing team and enjoying flexible working and a range of other perks? You could be progressing … latest cutting-edge AI technologies Excellent training and career development opportunities Apply now to find out more about this AI Engineer/Developer (Python LLM) role. ...

Foundation Model Engineer - Training Pipelines & LLMs

Location
Cambridgeshire and Peterborough, England, United Kingdom
fast‐growing AI team. This role offers a competitive salary and benefits on site at their Cambridge base. You will design end‐to‐end LLM training pipelines, preprocess datasets, fine‐tune open models and build evaluation frameworks across the full AI lifecycle, with emphasis on depth and rigour. #J ...

Research Scientist, LLM Agents & Foundational AI

Location
Greater London, England, United Kingdom
A leading research organization in AI is seeking a Research Scientist to innovate and develop cutting-edge agent-based AI systems. This role involves designing and conducting experiments, collaborating with top-tier academic partners, and ...

Senior AI Deployment Engineer

Location
Greater London, England, United Kingdom
building, agent workflows and orchestration, agent hosting and sandboxing, guardrails, evals, RAG and context engineering, and tokenomics (cost, latency, model selection). Production-grade LLM system experience is the core requirement. You will work on three types of project: Departmental engagements. Embed with departments to AI-enable tasks and processes … more sophisticated way than \"just ask Claude\" - for example, Python pipelines where one step is an LLM API call - delivering real incremental value with each engagement and transforming working patterns into load-bearing, AI-enabled business processes. Customer-facing AI deployment. Deploy and integrate AI components built ...

Senior AI Deployment Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
building, agent workflows and orchestration, agent hosting and sandboxing, guardrails, evals, RAG and context engineering, and tokenomics (cost, latency, model selection). Production-grade LLM system experience is the core requirement. You will work on three types of project: Departmental engagements. Embed with departments to AI-enable tasks and processes … more sophisticated way than "just ask Claude" - for example, Python pipelines where one step is an LLM API call - delivering real incremental value with each engagement and transforming working patterns into load-bearing, AI-enabled business processes. Customer-facing AI deployment. Deploy and integrate AI components built ...

Senior Machine Learning Engineer (AI / LLM Systems)

Hiring Organisation
Nicoll Curtin
Location
United Kingdom, UK
Employment Type
Full-time
Reference: 50926 Senior Machine Learning Engineer (AI/LLM Systems) Remote (United Kingdom) | Permanent | Flexible compensation + equity We're working with a well-established, tech-led business that is building a new AI product focused on real-world tasks, workflows, and decision-making. This is a small, high-calibre … inference Continuous evaluation and iterative improvement Systems that perform consistently under real usage conditions You'll be working on: Training, inference, and evaluation pipelines LLM-based systems and agent-style workflows Debugging model behaviour using real-world signals Optimising performance across latency, cost, and reliability Production monitoring, logging, and system ...