1 to 25 of 72 LLM Jobs in the City of London

AI Engineer

Hiring Organisation
Cerberus Capital Management
Location
City of London, London, United Kingdom
platforms (Azure preferred; AWS or GCP also valuable), containerization (Docker, Kubernetes), and infrastructure-as-code tools like Terraform. Applied AI development: Experience working with LLM APIs (e.g., OpenAI) and building lightweight AI agents. Familiarity with orchestration tools like Temporal is a plus. Collaboration and impact: Strong problem-solving ability, intellectual ...

Staff AI Engineer - GenAI (Dubai based)

Hiring Organisation
oryxsearch.io
Location
City of London, London, United Kingdom
analyses. Build and scale machine learning algorithms and pipelines to production using big data technologies. Develop and deploy retrieval-augmented generation (RAG) systems and LLM-based applications. Design and evaluate A/B tests and communicate results across cross-functional teams. Define, implement, and monitor key performance metrics ...

Data Scientist

Hiring Organisation
Impellam Group
Location
City of London, London, United Kingdom
optimising algorithms and models. Predictive modelling techniques for regression and classification. Time series analysis for handling time-dependant data. Deep learning and neural networks. LLM Operations Expertise in managing and operationalising large language models. Experience in deploying models on cloud platforms (e.g. AWS, Sage maker, Google AI Platform, IBM Watson ...

Head of Engineering

Hiring Organisation
Explore Group
Location
City of London, London, United Kingdom
scalable API platforms. Key Responsibilities Own the technical strategy and execution across the company’s core products, including real-time APIs, data pipelines, and LLM-powered analytics. Collaborate closely with Product and Data Science to deliver a forward-thinking technology roadmap. Lead, mentor, and scale a high-performing engineering team ...

Back-End Engineer

Hiring Organisation
Navys
Location
City of London, London, United Kingdom
services including Azure Functions, Azure SQL, Key Vault, Blob Storage and Service Bus Experience building workflow or transaction-heavy systems Exposure to AI or LLM-based tooling such as OpenAI, Azure AI or LangChain Understanding of message queues, event-driven architectures or async processing patterns Experience in legal tech, fintech ...

Sales Director

Hiring Organisation
Espire Infolabs Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
with success selling AI-led transformation programs . Deep experience in solution selling rather than product selling. Demonstrated success in selling: Generative AI and LLM-based enterprise solutions Predictive and prescriptive analytics Intelligent Automation (RPA + AI) Data Engineering, MLOps, and AI platforms Ability to articulate AI ethics, governance, security ...

Research Engineer

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
legal environment. This is a deeply hands-on engineering role focused on shipping reliable systems used by real customers. Key responsibilities Build and deploy LLM-powered features across drafting, prosecution, and litigation workflows Design and maintain RAG pipelines over large, complex legal and technical corpora Own systems from prototype through ...

AI (artificial intelligence) Test Automation Engineer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
high functioning relaxed team that will significantly contribute to the digital transformation Skills, Knowledge & Experience Test automation frameworks (e.g., PyTest, Postman, Playwright, k6) LLM behaviour testing, including misuse and injection detection CI/CD integration with Azure DevOps for continuous testing Python/YAML scripting for scenario and agent validation ...

AI (artificial intelligence) Test Automation Engineer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£60000 - £85000/annum
high functioning relaxed team that will significantly contribute to the digital transformation Skills, Knowledge & Experience Test automation frameworks (e.g., PyTest, Postman, Playwright, k6) LLM behaviour testing, including misuse and injection detection CI/CD integration with Azure DevOps for continuous testing Python/YAML scripting for scenario and agent validation ...

Artificial Intelligence Engineer

Hiring Organisation
DeepRec.ai
Location
City of London, London, United Kingdom
backend engineering skills and database fundamentals Experience with cloud infrastructure, Docker, Kubernetes, and CI CD Background workers, task queues, and Redis experience Familiarity with LLM evaluation, monitoring, and safety Degree from a Russell Group university or equivalent top tier academic background, or alternatively extensive engineering expertise with clear, relevant production ...

Artificial Intelligence Engineer

Hiring Organisation
Xcede
Location
City of London, London, United Kingdom
settings. Demonstrated expertise in building retrieval-augmented architectures, managing agent-based AI frameworks, and continuously measuring and optimising system effectiveness. Working knowledge of large language model assessment methods and tooling used to benchmark accuracy, robustness, and responsible behaviour. If you are interested in this or other Data Scientist positions, please ...

Lead Data Engineer(Kakfa/Openshift)

Hiring Organisation
Synechron
Location
City of London, London, United Kingdom
countries within key global markets. We are looking for Engineering Tech Leads with strong expertise in Data Engineering, OpenShift Telemetry, Kafka, Splunk, and LLM‐based observability . This role will lead the design and build of enterprise‐scale telemetry and observability platforms Key Responsibilities: Design, build, and optimize large‐scale ...

AI / GenAI Engineer – Investment Banking / Capital Markets

Hiring Organisation
Caspian One
Location
City of London, London, United Kingdom
Overview: As we move into 2026, we have multiple opportunities with leading global financial services institutions based in the UK. These roles offer more exposure to cutting-edge technologies and projects within fast-paced environments ...

Senior Developer

Hiring Organisation
Tiro Partners
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day
Strong background in Java programming and modern Java frameworks Proven experience with AI technologies such as: Claude Code, GitHub Copilot, MCP (Model Context Protocol), LLM (Large Language Models) Track record of implementing AI solutions in production environments Experience working in financial services (desirable) Strong collaboration and communication skills What ...

Senior Deep Learning Engineer

Hiring Organisation
Randstad Digital
Location
City of London, London, United Kingdom
Employment Type
Permanent
years in deep learning (shipped models, research papers, or major OSS). Domain Depth: Hands-on expertise in VLMs , Diffusion/Generative Video , or LLM Pre-training . Frameworks: Mastery of Python and PyTorch or JAX . Systems: Experience with distributed training and complex numerical debugging. Randstad Technologies ...

Data Science Engineer

Hiring Organisation
DGH Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £85000/annum
Data Science Engineer My client is recruiting for a Data Science Engineer to design, develop, and deliver AI and analytics solutions aligned with the organisations Data & AI strategy. Key Responsibilities * End-to-end development of ...

Product Design/Engineer - Inside IR35 - News Publication

Hiring Organisation
SRG
Location
City of London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 per day
motion, feedback, clarity, and hierarchy Ability to take an ambiguous user problem and shape it into an elegant, thoughtful experience Experience integrating AI/LLM features into user interfaces Comfortable owning a feature end-to-end , from concept sketches to polished UI Nice to Have Experience with native design patterns ...

Senior Full Stack Engineer (Python/TypeScript)

Hiring Organisation
Oliver Bernard
Location
City of London, London, United Kingdom
LLMs, this role is for you. In this role, you’ll: 🔧 Build and ship high-impact software 🧠 Work on AI/LLM-powered automation tools used in production 🏗️ Help shape scalable systems and infrastructure 🌍 Work collectively across teams to push the product forward 💻 Be working end-to-end on both ...

Applied AI Engineer

Hiring Organisation
Saragossa
Location
City of London, London, United Kingdom
positive difference through the development of AI solutions is what they do best. If you’re proficient in python, are enthusiastic about working with LLM’s and have strong experience leading the design and development of production grade solutions in enterprise, then this job could be a great next step ...

Head of Engineering (Agentic AI)

Hiring Organisation
EC1 Partners
Location
City of London, London, United Kingdom
products. What you’ll do Lead and scale a high-performing engineering team Own delivery, platform reliability, and technical direction Productionise agentic AI/LLM-driven systems Build robust, secure systems for regulated financial environments Set engineering culture, standards, and best practices What we’re looking for Proven engineering leadership ...

Software Engineer (Python/React)

Hiring Organisation
Oliver Bernard
Location
City of London, London, United Kingdom
LLMs, this role is for you. In this role, you’ll: 🔧 Build and ship high-impact software 🧠 Work on AI/LLM-powered automation tools used in production 🏗️ Help shape scalable systems and infrastructure 🌍 Work collectively across teams to push the product forward 💻 Be working end-to-end on both ...

Senior ML Engineer

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
edge AI and machine learning solutions with real-world impact. You will design, develop, and deploy ML models, including traditional ML and GenAI/LLM applications, supporting national security and regulated sector objectives. This is a London-based role with hybrid working support. Key Responsibilities: Design, develop, and iterate … models for forecasting, classification, anomaly detection, and GenAI/LLM applications. Lead experimentation cycles: define hypotheses, design experiments, evaluate results, and iterate rapidly. Transition validated experiments into production-ready solutions, collaborating with engineers on deployment and monitoring. Build and optimise ML pipelines using AWS services and experiment tracking tools. Develop ...

AI Engineer

Hiring Organisation
Tenth Revolution Group
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£250 - £300/day
deployment, prompt engineering) - Agentic workflow experience ideally based on AWS AgentCore - Multi-agent orchestration frameworks (AWS Strands Agents, LangGraph, or similar) - Large Language Model (LLM) integration and fine-tuning - Experience with Claude, GPT-4, or similar foundation models - Prompt engineering and chain-of-thought reasoning RAG & Knowledge Systems: - Retrieval-Augmented … Context window management and chunking strategies MCP & Tool Integration: - Model Context Protocol (MCP) implementation - Tool calling and function integration with LLMs - API design for LLM tool interfaces - AWS Lambda integration with agents AI Safety & Evaluation: - Guardrail implementation (hallucination detection, toxicity filtering) - Response evaluation framework design - A/B testing ...

LLM Engineer

Hiring Organisation
Ultralytics
Location
City of London, London, United Kingdom
excel in a dynamic, high-energy environment. Join our team and help shape the future of Vision AI. 🌎 Location and Legalities This full-time LLM Engineer position is based onsite in our brand-new Ultralytics office in London, UK. Applicants must have legal authorization to work … Ultralytics does not provide visa sponsorship. 🚀 What You'll Do As an LLM Engineer at Ultralytics, you will spearhead the development and integration of advanced language model capabilities across our ecosystem. You will work on cutting-edge projects that merge the power of Large Language Models (LLMs) with our state ...