101 to 125 of 129 LLM Jobs in the City of London

We believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to ...

We believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to ...

🤖 Senior Research Engineer - Conversational AI 📍 In-office (Location TBC) Recruiting for a leading conversational AI platform backed by tier-1 investors that's redefining customer experience for enterprise brands. About the company: They power AI ...

Applied AI Engineer Up to 135k Xcede are currently working with an AI consulting firm that helps large organisations design, build, and deploy real-world Generative AI systems. They partner with well-known brands and ...

x3 Founding FS Engineer (Python, NextJS, TypeScript) 👨🏽💻 (AI/LLMs) Salary up to £120k + Equity London - 2/3 days a week Can sponsor candidates already in the UK ✅ Opportunity to join a VC ...

AI Engineer London, hybrid, three days onsite Salary up to £85000. This is an opportunity to join a newly built AI function within a global digital transformation consultancy. You will help shape innovative AI solutions ...

/ML (exceptional 3+ years considered) * Deep experience in fine-tuning + reinforcement learning * Experience shipping ML systems from research into production * Open-source LLM experience essential * Product-driven engineering mindset (Apple, LinkedIn, Amazon style environments ideal but must be willing to work in a start-up with large degrees … client details are handled confidentially and shared at the appropriate stage. Senior ML Engineer, Staff ML Engineer, Applied AI Researcher, Reinforcement Learning Engineer, LLM Fine-Tuning, PPO, DPO, GRPO, SFT, Open Source LLM, Llama, Voice AI, Speech AI, Conversational AI, AI Startup Jobs, Series D AI Company, London AI Jobs ...

Backend Engineer ( AI/LLM ) | Contract | London | 3 days onsite We're hiring backend engineers for a high-impact contract with a major UK media business. If you've built real AI-powered systems in production, not just played with APIs, we want to talk. The role … embedded in a fast-moving team building intelligent editorial automation workflows. Think event-driven architecture, cloud-native infrastructure, and LLM integrations that actually have to work under pressure. You'll need • Strong backend engineering fundamentals • AWS hands-on experience: Bedrock, Secrets Manager, the real stuff • Production LLM/AI integration ...

About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ...

with creative instinct . You’ll work directly with founders to shape the intelligence layer behind a new generation of human-aware AI — from LLM reasoning and semantic understanding to full-stack experiences that feel emotionally intelligent. If you’ve worked in a disruptive industry and built something brand … just improved what already existed — this will feel familiar. What You’ll Be Building Core intelligence systems: LLM orchestration, semantic reasoning, and voice understanding Fast, intuitive interfaces that make human-AI interaction feel alive Rapid prototypes that turn bold ideas into working products Scalable infrastructure for experimentation and learning ...

AI Architect London- hybrid Salary £90000 to £100000. This is a senior opportunity to join a newly created AI team within a global consultancy that is investing heavily in next generation AI capabilities. You will ...

most exciting era for product builders in decades. I’m hiring a Senior Fullstack Product Engineer for an AI-native London startup building collaborative, LLM-powered tools from first principles. Stack: TypeScript, Node, React, Postgres, AWS Comp: Above-market salary + meaningful equity This is senior in scope - not just … years. You will: • Own complex user-facing features end-to-end • Build agentic workflows and real-time collaboration systems • Prototype rapidly with LLM integrations • Work directly with users to shape product direction • Help unlock the next 100x users They want someone who: – Has shipped production systems in fast-moving environments ...

agents - handling real-time calls, conversation routing, bookings, maintenance triage, and integrations with property management platforms. The role covers telephony/voice systems, LLM orchestration, RAG pipelines, and event-driven architecture. It also involves core backend engineering: API integrations, data modeling, webhooks, and production infrastructure that makes the AI work … designing and deploying API-first, event-driven architectures. Intuitive understanding of how to build systems that scale Experience building and shipping AI agents and LLM-powered systems in production Strong RAG experience; with hands on vector databases (Pinecone, pgvector or similiar) They are based in London with their engineering team ...

virtualisation to simulate third-party or unavailable systems Troubleshooting complex application issues and delivering clear root cause analysis Contributing to AI-driven solutions, including LLM integrations within Azure-hosted environments Ensuring environments are production-aligned, secure and scalable Producing clear documentation around test strategy, planning and outcomes Working closely with … skills within complex distributed systems Clear communication and collaborative mindset SC clearance What’s in It for You: Exposure to cutting-edge AI and LLM-based technologies The chance to influence testing strategy within a cloud-first environment A highly collaborative technical culture where quality really matters Complex, meaningful projects ...

Job Description: Full Stack Engineer (Angular+Python+AI) Location: London (Hybrid) | Contract: 6 Months | Client: Big Tech The Mission Join a high-velocity AI Accelerator team acting as an internal startup. We run 12-week sprints to ...

Hey! We're team Granola 👋 If you haven't already, you should check out what we're building, and why you should work here. We’re looking for an engineer who loves building products in ...

Senior Backend Engineer – Remote first, London office (UK) 💰 £65k–£75k | ⏳ Full-time, 4-day work week I’m working with an exciting client who is looking for a Senior Backend Engineer to join their mission ...

patterns like MVVM, MVVM‐C, or similar architectures. Any experience with dependency injection, unit testing, or CI tools. Interest in healthtech, AI, or LLM‐powered products. Experience shipping an app (even a simple one) to TestFlight or the App Store. What you’ll get Work on a real, live … product used by consumers, not just demo projects. Exposure to AI/LLM product development and longevity/health experts. Collaborate closely with AI engineers, product designers, Prime London office with skyline views, plus hybrid working options. Networking opportunities across the AI and healthtech ecosystem (meetups, partner events). ...

I am working with a high growth AI company that is building and delivering production grade AI and automation systems for large, complex organisations. They are looking to hire a Lead Forward Deployed Engineer/ ...

We are currently looking for a Sales Director to join a market-leader and one of the fastest growing Ecommerce AI-Search SaaS companies globally. This is an ideal opportunity for an IC Sales AE ...

causaLens delivers Digital Workers that enterprises can truly rely on. Soon, competing without Digital Workers will be impossible. Just as it became unthinkable to manufacture without machines. We’ve built the first factory and Operating ...

A pre-seed, founder-led startup is seeking a Founding Engineer to build the "Agentic Financial Ops" layer for the global fintech market. While others build simple chatbots, this stealth-mode venture is embedding autonomous ...

This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network The next step is to speak ...

Have you recently graduated and are looking to be part of something monumental? Are you ambitious and excited to work in an early-stage startup? 🚀 Founding Engineer – AI Startup 🚀 💰 Salary: £80k - £120k + equity 📍 Location ...

Full Stack Developer London, Marylebone (Hybrid/Onsite) Are you a developer who loves building products, not just features? Do you thrive at the intersection of robust backend logic, intuitive frontend interfaces, and conversational AI ...