1,626 to 1,650 of 2,417 LLM Jobs in the UK

Senior Software Engineer

Location
Greater London, England, United Kingdom
applications using React, Next.js, and Express Own architectural decisions and be able to articulate the reasoning and tradeoffs behind them Integrate AI and LLM-powered features into production applications thoughtfully and with an eye toward reliability and user impact Collaborate with product managers and stakeholders to shape technical requirements from … decisions, not just implementing them Clear communication skills; you can translate technical tradeoffs for non-technical stakeholder Nice to Have: Experience building or integrating LLM-powered features in production (RAG pipelines, agent workflows, evaluation frameworks) Familiarity with sports tech, real-time data pipelines, or performance-sensitive consumer applications Experience with ...

Python AI Engineer (Hybrid) — Equity + Growth

Location
Greater London, England, United Kingdom
Enfint is a fast-growing AI startup delivering compliance and efficiency tech for regulated industries. We seek a software engineer to design scalable cloud-native apps and drive the full stack, including backend, frontend, CI ...

AI Engineer

Hiring Organisation
Fruition Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
Assess engagements - the prototype is the discovery tool, built while the value case is made * Delivering client POCs and MVPs: RAG pipelines, agent architectures, LLM integrations and protocol-driven tooling (MCP, tool orchestration) * Iterating in short loops: demoing every few days, taking feedback, changing course without ceremony * Engineering for production … 2+ modern languages * Full-stack capability: enough front-end, back-end and data engineering to build the whole thing yourself * Hands-on production LLM and agent experience: prompt engineering, agent workflows, RAG, tool orchestration and MCP - with evidence you've shipped AI users actually rely on, and how you proved ...

Technical Lead

Hiring Organisation
Develop
Location
Central London, London, United Kingdom
Employment Type
Permanent
Technical Lead AI/Full-Stack Engineering Remote first (once a fortnight in London- can be more flexible if required) | Up to £120k + Bonus + Equity Were working with a fast-growing, technology-led ...

Deployed AI Engineer

Hiring Organisation
Enablis
Location
City Of London, England, United Kingdom
Assess engagements, the prototype is the discovery tool, built while the value case is made Delivering client POCs and MVPs: RAG pipelines, agent architectures, LLM integrations and protocol-driven tooling (MCP, tool orchestration) Iterating in short loops: demoing every few days, taking feedback, changing course without ceremony Engineering for production … 2+ modern languages Full-stack capability: enough front-end, back-end and data engineering to build the whole thing yourself Hands-on production LLM and agent experience: prompt engineering, agent workflows, RAG, tool orchestration and MCP, with evidence you've shipped AI users actually rely on, and how you proved ...

Python Engineer (Terminal/Modelling/Data) London

Location
Greater London, England, United Kingdom
domain (energy analysts, data scientists, modellers) to make sure what you build is accurate and actually useful. Contribute to the infrastructure behind our LLM-powered AI Analyst as needed: retrieval pipelines, tool-calling, and the plumbing that lets models work with real energy market data. Cross into the parts … team where you're expected to figure things out, make trade-offs, and ship, with real autonomy over how. Nice to have Experience with LLM-powered applications: RAG pipelines, tool-calling architectures, or agentic systems. Experience designing external-facing APIs, including versioning, backwards compatibility, and OpenAPI/REST standards. Familiarity ...

Developer

Location
City Of London, England, United Kingdom
dataset’s quality and coverage. Document analysis engines: develop and improve engines that turn financial filings and disclosures into structured, queryable data, including LLM assisted extraction where appropriate. Testing to production migration: own the path from development to production, testing rigorously in a staging environment before migrating scripts … documents, filings, PDFs, HTML, third party APIs) A habit of documenting your own work thoroughly, so others can understand, maintain and build on it LLM API experience for structured data extraction, and general comfort working with AI tools and prompting. An understanding of point in time data is a strong ...

Frontier Agents Engineer

Hiring Organisation
Scale AI
Location
London, UK
Employment Type
Full-time
AI is becoming vitally important in every function of our society. At Scale, our mission is to accelerate the development of AI applications. For 8 years, Scale has been the leading AI data foundry, helping ...

Platform Engineer

Hiring Organisation
QinetiQ
Location
Manchester, UK
Employment Type
Full-time
Job Title: Platform EngineerJob Type: Permanent, FulltimeJob Location: Salford Quays, ManchesterJob ID: 19260About us: We've just had our tenth birthday, having grown from a little-known tech start-up into a community of 180 ...

AI/ML Engineer

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Romsey, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £65000/annum Benefits package
AI/ML Engineer Location: Hampshire/Hybrid - 2 days per week onsite Salary: £60,000 per annum + benefits Are you an experienced AI/ML Engineer who enjoys tackling complex technical problems and ...

Lead Data Scientist

Hiring Organisation
Harnham
Location
London Area, United Kingdom
Lead Data Scientist London (Hybrid, 4 days per week) | Up to £95,000 If you're currently leading Data Science projects in a consulting or client-facing environment and want the opportunity to build a ...

Software Engineer

Location
Greater London, England, United Kingdom
At Coram AI, we're reimagining video security for the modern world. Our cloud-native platform uses computer vision and AI to help businesses stay safe, make smarter decisions, and move faster; from real-time ...

Senior Integration Engineer

Location
Southampton, England, United Kingdom
Gen II is building out its Data & Integration Platform — the central integration backbone connecting 40+ systems across our fund administration technology estate. At the heart of DIP is an AI-assisted integration factory: a structured ...

Senior NLP Engineer - Remote, Production-Ready ML/LLMs

Location
United Kingdom
Senior NLP Engineer Job Description: Theta Lake is the only communication compliance vendor directly financially backed by the leaders in unified communications including funding by Zoom, Salesforce, RingCentral, and Cisco as well as Wells Fargo ...

AI Delivery Lead

Location
Swindon, England, United Kingdom
Take a step forward and let Edenred surprise you. Every day, we deliver innovative solutions to improve the life of millions of people, connecting employees, companies, and merchants all around the world. We know there ...

Solutions Engineer

Location
Greater London, England, United Kingdom
Solutions Engineer – Data Platforms & Analytics Location: London (The Wall) – Hybrid (min. 2 days per week in-office) About our Business At ICIS, our mission is to optimize the world's resources. We help companies make ...

AI Software Engineer

Location
Greater London, England, United Kingdom
At Gradient Labs, we're building the AI customer operations platform for financial services. Founded in 2023, we now work with some of the biggest names in banking and fintech. Our platform runs specialist agents ...

Tech Lead (Fullstack)

Location
Manchester, England, United Kingdom
Locations: hybrid working model, options for primarily remote, or more in-person in Manchester or London. Overview: We are looking for a Tech Lead to join our expanding AI team at Fletchers Solicitors and lead ...

Solutions Engineer

Location
City Of London, England, United Kingdom
Solutions Engineer – Data Platforms & Analytics Location: London (The Wall) – Hybrid (min. 2 days per week in-office) About our Business: At ICIS, our mission is to optimize the world's resources. We help companies make ...

Founding Software Engineer Python - Start-up

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Founding Software Engineer (Python) to £115k Are you an ambitious full stack Software Engineer who thrives in early-stage environments where you can shape both the technology and the product? You could be joining a ...

Senior Data Scientist

Hiring Organisation
Sirius Analysis Limited
Location
Portsmouth, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
benefits, pension (7% contribution), 25 days holiday & life insurance
Role: Senior Data Scientist Salary: from £60000 Location: Portsmouth ( hybrid, 3 days onsite) Intro Sirius Analysis, we are a rapidly growing consultancy firm, renowned for our reputation and our keen ability to understand and meet ...

Software Engineer, AI (Level determined by experience)

Location
United Kingdom
Synack’s Penetration Testing as a Service platform manages customers’ attack surfaces by discovering new assets, pentesting for critical vulnerabilities and gaining visibility into the root causes of security risks. We are committed to making ...

Principal Forward Deployed Engineer, AI (Remote)

Location
Greater London, England, United Kingdom
Working at Atlassian Atlassians can choose where they work – whether in an office, from home, or a combination of the two. That way, Atlassians have more control over supporting their family, personal goals, and other ...

Senior Product Manager, EG Advertising Marketplace

Location
Greater London, England, United Kingdom
At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through ...

Senior Manager Customer Success

Hiring Organisation
Afiniti
Location
United Kingdom
About Afiniti Who Are We? Over the past 20 years, Afiniti’s patented technology has paired customers and contact center agents in real time based on how well they are likely to interact, leading to ...