51 to 75 of 253 LLM Jobs in the City of London

Data Scientist

Hiring Organisation
Nicoll Curtin
Location
City of London, London, United Kingdom
deliver insights that directly influence strategy. Responsibilities: Develop data pipelines using Python, Pandas, and SQL Build and deploy machine learning models with PyTorch Create LLM and workflow integrations using LangChain Consolidate and prepare datasets for analysis and modelling Provide clear, actionable insights to technical and non-technical stakeholders Must ...

Senior Software Engineer - Gen AI

Hiring Organisation
Oliver Bernard
Location
City of London, London, United Kingdom
building the next generation of AI based financial products. We are looking for Senior Software Engineers who have commercial experience with GenerativeAI and LLM integrations. You will be building Gen AI frontend agents and working with hybrid codebases with hosted prompts. This is a full stack opportunity working in their ...

Full stack Engineer AI

Hiring Organisation
Bloc Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
company's AI capabilities. This position offers a unique opportunity to work with a Research and Science team (UK/US) building agentic LLM tools, to be used to accelerate research on the effects of Manufacturing and its impact on Climate Change. Working in a small team of around 20+ ...

Back-End Engineer - London - Up to £115,000 Starting Base + Exceptional Bonuses/Benefits

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
Integrate AI-generated code into production-ready services Take ownership of projects from idea to production — collaborating across product and AI teams Experiment with LLM- and agentic-coding workflows to accelerate development Who You Are: 5+ years of experience in back-end development (Python based stack ideally) Strong understanding ...

Software Engineer

Hiring Organisation
Primis
Location
City of London, London, United Kingdom
Python, FastAPI, gRPC, SQL). Adapt and extend auto-generated pipelines and front-end outputs. Build connectors for APIs, files, and external systems. Integrate LLM-based capabilities with robust evaluation and monitoring. What we’re looking for Strong Python backend/API experience; SQL and data modeling skills. Proven integrations ...

Technology Innovation Manager

Hiring Organisation
La Fosse
Location
City of London, London, United Kingdom
What We’re Looking For Strong technical grounding in AI, machine learning, and solution architecture. Experience implementing or scaling AI tools such as Copilot, LLM integrations, or automation platforms. Proven ability to deliver technology solutions in complex, regulated industries (legal, financial services, or similar). End-to-end solution architecture ...

Senior Applied AI Engineer

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
requiring strong communication and stakeholder-facing capabilities. Leverage Generative AI Expertise Utilise your hands-on experience with generative AI tools or workflows, prompt engineering, LLM integration, or similar, but the emphasis is on engineering implementation and delivery. Who We're Looking For Essential Qualifications & Experience Strong software engineering background with ...

Technical Account Manager, IT Support & Product Specialist – On-line Video

Hiring Organisation
Groovy Gecko Limited
Location
City of London, London, United Kingdom
work in the UK Groovy Gecko is an equal opportunities employer. ABSOLUTELY NO AGENCIES PLEASE – agency correspondence will be treated as spam No LLM’s or agentic AI entities are permitted to crawl this information. We assert global copyright © 2025 Groovy Gecko Limited on this content. ...

GenAI Engineer

Hiring Organisation
Luxoft
Location
City of London, London, United Kingdom
Edinburgh ; Responsibilities: Design, prototype, and deploy Generative AI models (LLMs, Transformers, Diffusion models) for real-world enterprise use cases. Build and fine-tune LLM-based applications such as: - Chatbots - Document Q&A systems - Report generators - Code assistants - Summarization tools Apply prompt engineering, Retrieval-Augmented Generation (RAG), and context-aware pipelines … Java or Node.js. Hands-on experience with LLMs (e.g., GPT, LLaMA, Claude, Mistral), Transformers, and Diffusion models. Experience with Hugging Face Transformers, LangChain, LLM orchestration frameworks, and prompt tuning. Familiarity with RAG pipelines, embedding models, and vector databases. Experience with cloud platforms (AWS, GCP, Azure) and AI/ML services. ...

AI Engineer – Agentic & Generative AI Specialist

Hiring Organisation
Cognizant
Location
City of London, London, United Kingdom
capabilities (LLMs, multimodal models) into client solutions. Deliver end-to-end AI solutions from ideation to production deployment. Build, fine-tune, and evaluate LLM-based Q&A models using frameworks like AWS Bedrock, LangChain, HuggingFace Transformers, or OpenAI API. Design prompt templates and implement retrieval strategies to increase answer precision … ethics, security, and governance standards. Mentor junior engineers and guide cross-functional teams. Stay ahead of industry developments in Agentic AI, autonomous agents, and LLM ecosystems. Develop and deploy autonomous agents using Azure AI Agent Service, ensuring state management, memory persistence, and secure tool execution. Orchestrate complex multi-agent workflows ...

AI/ML Engineer

Hiring Organisation
Brio Digital
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£75000 - £100000/annum
experience) The Role We're hiring a Senior Machine Learning Engineer to lead the design and productionisation of Generative AI and Large Language Model (LLM) applications. This role sits at the heart of an AI-focused engineering team, delivering scalable, production-grade systems using GCP and Google's AI ecosystem … senior, hands-on engineer owning complex technical problems end to end, with a strong influence over architecture, tooling, and the future direction of LLM-powered products. What You'll Be Doing Design, develop, and deploy advanced machine learning and deep learning models into production. Architect scalable LLMOps pipelines ...

Senior NLP Engineer (London)

Hiring Organisation
Glite Tech
Location
City of London, London, United Kingdom
monitoring models in production Strong understanding of neural networks, CNNs, RNNs, LSTMs, and transformers Experience building automated data pipelines Hands-on experience with LLM tooling and libraries (e.g., Hugging Face Transformers/PEFT, tokenisers, spaCy or similar) Experience shipping NLP systems: prompt engineering, fine-tuning (e.g., LoRA/PEFT), vector ...

Senior Applied AI Solutions Engineer

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
with hands-on delivery of production-grade solutions. Strong expertise in Python, data processing, and microservices . Experience with large-scale distributed systems and LLM applications. A blend of hands-on engineering and leadership skills — able to both build and guide. Excellent communicator with the ability to engage both technical ...

Remote Mathematics Expert (PhD)

Hiring Organisation
Turing
Location
City of London, London, United Kingdom
clearly in writing and provide structured feedback. No AI experience required Perks: Fully remote, flexible work. Work on cutting-edge AI projects with leading LLM companies. Offer Details: Pay rate: $50+/hour (depends on role and candidate expertise) Assessment: Shortlisted experts complete an evaluation before selection. Assignments: Contract roles ...

Remote Mathematics Specialist (PhD)

Hiring Organisation
Turing
Location
City of London, London, United Kingdom
clearly in writing and provide structured feedback. No AI experience required Perks: Fully remote, flexible work. Work on cutting-edge AI projects with leading LLM companies. Offer Details: Pay rate: $50+/hour (depends on role and candidate expertise) Assessment: Shortlisted experts complete an evaluation before selection. Assignments: Contract roles ...

Analytics Engineer

Hiring Organisation
Xcede
Location
City of London, London, United Kingdom
/BI platforms • Build scalable data models, pipelines and self-serve analytics solutions • Automate processes and improve operational efficiency, including using modern AI/LLM tools • Collaborate across teams, translating business needs into actionable data solutions • Influence data standards, best practices and the evolution of the analytics platform Requirements: • Proven ...

Artificial Intelligence Engineer

Hiring Organisation
Delta Humans
Location
City of London, London, United Kingdom
modern frameworks) Hands-on experience taking code from dev → production in cloud environments Interest or experience in agentic systems (chat interfaces, workflows, tool use, LLM-driven agents, MCP-style protocols) A product mindset — you care about user impact, not just building features Curiosity, adaptability, and willingness to grow ...

Full Stack Engineer

Hiring Organisation
ClearWatt
Location
City of London, London, United Kingdom
systems. Design and optimise APIs that serve our mobile and web products, including partner integrations. Implement efficient RAG AI backend systems for introducing advanced LLM based features Collaborate with product managers, data engineers, and frontend developers to deliver new features end to end. Write clean, maintainable, and well-tested code ...

Founding AI Engineer

Hiring Organisation
Higher - AI recruitment
Location
City of London, London, United Kingdom
ensure AI has accurate, real-time data Implement human-in-the-loop systems where needed Skills and Qualifications Exceptional Python skills and experience with LLM-powered AI orchestration frameworks (e.g., DSPy, LangChain, or similar) Experience in AI-driven automation & orchestration in production environments Proven ability to optimise AI agents ...

Data Scientist

Hiring Organisation
Tadaweb
Location
City of London, London, United Kingdom
Tadaweb is a pioneering technology company with roots in Luxembourg and a growing global presence, with offices in the United Kingdom, France, and the United States. For over 13 years, we’ve been on a ...

Data Scientist – Senior Consultant

Hiring Organisation
Campion Pickworth
Location
City of London, London, United Kingdom
Campion Pickworth are working with a leading international professional services firm to recruit a Data Scientist – Senior Consultant to support the delivery of innovative analytics and machine learning solutions in a fast-paced, collaborative environment. ...

AI Architect/AI Engineer

Hiring Organisation
K&K Talents
Location
City of London, London, United Kingdom
K&K Social Resources & Development GmbH is an international recruiting agency that has been providing technical resources in the European region since 1993 . This position is with one of our clients in United Kingdom ...

AI Engineer - Elite Sports Tech - London

Hiring Organisation
Oho Group Ltd
Location
City of London, London, United Kingdom
join a highly skilled Engineering & AI team in a rapidly growing sports tech company. Role and Responsibilities: Design, build, and deploy Large Language Model (LLM)-driven applications into production Develop retrieval-augmented generation (RAG) systems for real-time insights from performance and wearable data Optimise and fine-tune LLMs … right at home here Bonus points if you: Have worked with unstructured data (text, documents, time-series) and applied NLP techniques Have experience scaling LLM systems using cloud platforms (AWS/GCP/Azure) and containerisation (Docker, Kubernetes) AI Engineer - Elite Sports Tech - London ...

Founding AI Engineer

Hiring Organisation
Peaple Talent
Location
City of London, London, United Kingdom
assistants. In this role, you will: Architect and build AI-driven backend services powering intelligent search, natural language interfaces, and recommendations Integrate and deploy LLM APIs (OpenAI, Anthropic, Cohere) and cutting-edge open-source AI frameworks (LangChain, LlamaIndex) Design and optimise RAG pipelines leveraging embeddings and vector databases (Pinecone, Weaviate ...

Remote Biology Expert (PhD)

Hiring Organisation
Turing
Location
City of London, London, United Kingdom
clearly in writing and provide structured feedback. No AI experience required Perks: Fully remote, flexible work. Work on cutting-edge AI projects with leading LLM companies. Offer Details: Pay rate: $50+/hour (depends on role and candidate expertise). Assessment: Shortlisted experts complete an evaluation before selection. Assignments: Contract ...