276 to 300 of 587 LLM Jobs in London

the world’s most recognized enterprises — translating complex business problems into elegant, scalable AI solutions. What You’ll Do: Lead the design and delivery of agentic AI systems and LLM-based workflows for top-tier enterprise clients. Partner directly with technical and business teams to identify pain points and architect high-impact AI-driven solutions. Build and deploy production-grade … Learning, Mathematics, Physics, or related discipline). Your research background enables you to tackle complex, ambiguous problems with scientific rigor and creativity. Proven hands-on experience building and deploying LLM-based or agentic systems in production environments. Strong understanding of RAGs, MCPs, and scalable AI architectures . A forward-deployed engineering mindset — comfortable engaging directly with clients to understand business More ❯

Orchestration, your central challenge will be solving the “cumulative latency” puzzle. You will be singularly responsible for orchestrating a best-in-class, “buy, don't build” AI stack (STT → LLM → TTS) to deliver a seamless, natural, and responsive voice-to-voice (V2V) experience, targeting a sub-1000ms latency from the moment a caller stops speaking to the moment our AI … Core Logic Own the end-to-end backend architecture for the Personal Welcome Manager, our flagship conversational AI product. Design, build, and optimize the core AI orchestration pipeline (STT → LLM → TTS) to meet our < 1000ms V2V latency target. Serve as the technical lead for our "Buy, Don't Build" AI strategy, integrating, managing, and evaluating third-party AI services from More ❯

Orchestration, your central challenge will be solving the “cumulative latency” puzzle. You will be singularly responsible for orchestrating a best-in-class, “buy, don't build” AI stack (STT → LLM → TTS) to deliver a seamless, natural, and responsive voice-to-voice (V2V) experience, targeting a sub-1000ms latency from the moment a caller stops speaking to the moment our AI … Core Logic Own the end-to-end backend architecture for the Personal Welcome Manager, our flagship conversational AI product. Design, build, and optimize the core AI orchestration pipeline (STT → LLM → TTS) to meet our < 1000ms V2V latency target. Serve as the technical lead for our "Buy, Don't Build" AI strategy, integrating, managing, and evaluating third-party AI services from More ❯

Senior DevOps Engineer (MLOps/LLMOps) Clearance: Eligible for BPSS Start: ASAP Work pattern: Hybrid (London) Work type: 12 month FTC (Competitive Salary) We’re working with a major UK government initiative that’s shaping the future of how citizens More ❯

Senior DevOps Engineer (MLOps/LLMOps) Clearance: Eligible for BPSS Start: ASAP Work pattern: Hybrid (London) Work type: 12 month FTC (Competitive Salary) We’re working with a major UK government initiative that’s shaping the future of how citizens More ❯

Infrastructure AI Engineer – Series A Deep Tech AI Company About the Company: Our client is a pioneering deep tech company transforming how enterprises leverage artificial intelligence to automate complex analytics workflows. Following a successful Series A funding round , the company More ❯

My client is a London-based PropTech startup (founded 2024) building an agentic AI platform that automates property management workflows. They're tackling the UK's heavily regulated property market with AI that handles compliance, maintenance coordination, and tenant communications More ❯

My client is a London-based PropTech startup (founded 2024) building an agentic AI platform that automates property management workflows. They're tackling the UK's heavily regulated property market with AI that handles compliance, maintenance coordination, and tenant communications More ❯

At Optimizely, we're on a mission to help people unlock their digital potential. We do that by reinventing how marketing and product teams work to create and optimize digital experiences across all channels. With Optimizely One, our industry-first More ❯

AI Software Engineer | UK (Remote) | Up to £70K (Pro Rata) & Great Benefits Are you passionate about using artificial intelligence to make a real-world impact? Our client is seeking an ambitious AI Software Engineer to help design and deliver innovative More ❯

AI Solutions Specialist -Presales Salary + Benefits to be discussed over a call London - Hybrid Options Available Are you passionate about how AI can transform customer engagement? We’re looking for a creative, commercially minded AI Solutions Specialist to join More ❯

AI Solutions Specialist The AI Solutions Specialist is a key technical leader within the Pre-sales function, driving the design and delivery of enterprise-scale AI and CX solutions. You will act as a trusted advisor to clients, leading discovery More ❯

AI Solutions Specialist The AI Solutions Specialist is a key technical leader within the Pre-sales function, driving the design and delivery of enterprise-scale AI and CX solutions. You will act as a trusted advisor to clients, leading discovery More ❯

AI Solutions Specialist -Presales Salary + Benefits to be discussed over a call London - Hybrid Options Available Are you passionate about how AI can transform customer engagement? We’re looking for a creative, commercially minded AI Solutions Specialist to join More ❯

Software Engineer (Python) - BioTech AI Start Up London, 5 days onsite Up to £130k I’m partnering with an AI BioTech start up who are looking for a Backend Engineer to join their lean, high-impact team and help scale More ❯

Software Engineer (Python) - BioTech AI Start Up London, 5 days onsite Up to £130k I’m partnering with an AI BioTech start up who are looking for a Backend Engineer to join their lean, high-impact team and help scale More ❯

Lead AI Research Engineer Location: Hybrid/London Salary: £100,000–£150,000 + benefits Be the driving force behind the next generation of AI in education. A rare opportunity to shape the future. We’re working with a global More ❯

We are partnering with an early-stage, mission-driven company at the intersection of AI and national defence to appoint exceptional Machine Learning Engineers . This fast-growing organisation is transforming mission-critical combat planning and operational decision-making by More ❯

We are partnering with an early-stage, mission-driven company at the intersection of AI and national defence to appoint exceptional Machine Learning Engineers . This fast-growing organisation is transforming mission-critical combat planning and operational decision-making by More ❯

AI Engineer Salary: Up to £70,000 + bonus I am working with a fast-growing, cloud-first consultancy that is helping organisations unlock the power of Generative AI to drive innovation, efficiency and transformation. With a strong focus on More ❯

AI Engineer Salary: Up to £70,000 + bonus I am working with a fast-growing, cloud-first consultancy that is helping organisations unlock the power of Generative AI to drive innovation, efficiency and transformation. With a strong focus on More ❯

AI/Machine Learning Engineer – Agentic AI & LLM Systems We’re partnered with a pioneering AI organisation pushing the boundaries of Agentic AI — building systems where LLMs reason, act, and collaborate autonomously to drive real-world outcomes. As a Machine Learning Engineer , you’ll design the frameworks, tools, and data loops that allow intelligent agents to think, plan, and improve … themselves — transforming raw model power into adaptive, high-performing AI systems. What You’ll Do: Build Agentic Systems – Develop and optimise LLM-based agents that can reason, plan, and execute multi-step tasks autonomously. Enhance LLM Reasoning – Apply reinforcement learning, tool use, and reflection techniques to strengthen decision-making and contextual understanding. Design Scalable Frameworks – Create data pipelines, annotation tools … production-grade systems that extend the autonomy and reliability of agents. Run Experiments End-to-End – Own your compute environment (e.g. Jupyter, Colab, Databricks) and iterate on large-scale LLM training and evaluation. What You’ll Bring: 4+ years’ experience in Machine Learning or AI , with exposure to LLM agent systems , tool-use frameworks, or generative AI. Advanced proficiency in More ❯

AI/Machine Learning Engineer – Agentic AI & LLM Systems We’re partnered with a pioneering AI organisation pushing the boundaries of Agentic AI — building systems where LLMs reason, act, and collaborate autonomously to drive real-world outcomes. As a Machine Learning Engineer , you’ll design the frameworks, tools, and data loops that allow intelligent agents to think, plan, and improve … themselves — transforming raw model power into adaptive, high-performing AI systems. What You’ll Do: Build Agentic Systems – Develop and optimise LLM-based agents that can reason, plan, and execute multi-step tasks autonomously. Enhance LLM Reasoning – Apply reinforcement learning, tool use, and reflection techniques to strengthen decision-making and contextual understanding. Design Scalable Frameworks – Create data pipelines, annotation tools … production-grade systems that extend the autonomy and reliability of agents. Run Experiments End-to-End – Own your compute environment (e.g. Jupyter, Colab, Databricks) and iterate on large-scale LLM training and evaluation. What You’ll Bring: 4+ years’ experience in Machine Learning or AI , with exposure to LLM agent systems , tool-use frameworks, or generative AI. Advanced proficiency in More ❯

has fuelled rapid growth in the team and we are looking for Senior AI Engineers of different experience levels to join us in building the business by developing end2end LLM products for our clients. What we’re looking for: We’re looking for people that have experience building production ready AI solutions, to design, build and deploy AI solutions in … AI to develop applications. As such we would expect you to have: Effective communication skills Background in foundational Computer Vision/NLP Strong Software Engineering skills (3 years+) Developed LLM architecture and deployed LLM applications Uptodate with current trends in AI Some experience with applying latest techniques like RAG architecture, GenAI, Parallel training etc The role is hybrid, with adhoc More ❯

has fuelled rapid growth in the team and we are looking for Senior AI Engineers of different experience levels to join us in building the business by developing end2end LLM products for our clients. What we’re looking for: We’re looking for people that have experience building production ready AI solutions, to design, build and deploy AI solutions in … AI to develop applications. As such we would expect you to have: Effective communication skills Background in foundational Computer Vision/NLP Strong Software Engineering skills (3 years+) Developed LLM architecture and deployed LLM applications Uptodate with current trends in AI Some experience with applying latest techniques like RAG architecture, GenAI, Parallel training etc The role is hybrid, with adhoc More ❯