51 to 75 of 100 OpenAI Jobs in the UK

Full Stack Engineer

Hiring Organisation
Thyme
Location
United Kingdom
reliability across the stack. Key Qualifications Strong proficiency in Java and React/TypeScript Hands-on experience building and deploying LLM-based systems (e.g., OpenAI, Hugging Face Transformers, LangChain, etc.). Deep understanding of AI application architecture, including RAG systems, vector databases, prompt engineering, and fine-tuning. Experience with ...

AI Security Specialist

Hiring Organisation
FBI &TMT
Location
London, United Kingdom
Employment Type
Contract
Security programme. Role Overview As a Cybersecurity Specialist, you will bring hands-on experience with leading AI technologies and platforms-primarily AWS Bedrock, Azure OpenAI, Microsoft 365, and other foundation model providers-to support teams in adopting these capabilities securely and effectively. You will provide guidance on model security, deployment ...

Senior Full Stack Developer (Senior Legal Technology Developer)

Hiring Organisation
Precise Placements
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Nice to Have C#/.NET exposure (desirable, not essential) Experience working with Microsoft platforms (SharePoint, Power Platform, Azure) Exposure to AI platforms (eg, OpenAI, Azure AI, Harvey, etc.) Experience within legal, professional services, or regulated environments Knowledge of systems such as Aderant, Intapp, iManage ...

LLM Engineer | Pharma R&D | Central London | £70-80k

Hiring Organisation
Avanti
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £80,000 per annum
building production-grade AI systems that analyse clinical trial data and accelerate pharma research workflows. This is engineering work using foundation models from OpenAI and Anthropic - not research or model development. You'll work within a 15-20 person AI team, owning specific features within larger AI systems. The work ...

Senior AI Engineer

Hiring Organisation
Harnham
Location
England, United Kingdom
technical trade-offs 4+ years experience total Nice-to-haves: Publications at top ML conferences (NeurIPS, ICLR, ICML) Experience with LLM evaluation tooling (e.g. OpenAI Evals or similar) Strong GitHub presence or technically ambitious side projects What’s on offer: Salary up to £180k + meaningful equity Work directly with ...

CTO

Hiring Organisation
Leo Technology
Location
Petersfield, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
dominance. The Person: Proven technical leadership experience in a start-up or scale-up ( ideally from Seed to Series A) Hands-on expertise with OpenAI integrations or other LLM-based solutions Technical experience with Node.js, Python, and SQL Experience with API design and development for both internal and external ...

Developer Advocate

Hiring Organisation
TurinTech AI
Location
England, United Kingdom
. Proven experience using and extending Visual Studio Code (extensions, integrations, workflows). Familiarity with AI developer tools, LLM APIs, and agent frameworks (e.g., OpenAI, LangChain, Hugging Face). Ability to build and explain end-to-end demos using modern dev tooling and workflows (git, CI/CD, cloud platforms ...

Associate Software Engineer

Hiring Organisation
X-On Health
Location
Woodbridge, Suffolk, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£35,000
required API Integration: Experience consuming RESTful APIs and understanding of JSON data structures AI/LLM Exposure: Practical experience interacting with LLM APIs (OpenAI, Anthropic, etc.) and understanding concepts like Context Windows, RAG, System Prompts, and Temperature Concurrency: Understanding of asynchronous programming (WebSockets, goroutines) is highly beneficial given the real ...

Software Engineer

Hiring Organisation
Future find
Location
United Kingdom
permissions, and role-based workflows Event-driven architectures using webhooks, queues, and async processing AI, Search & Data Systems Hands-on experience integrating LLM APIs (OpenAI-compatible or equivalent) Design and implementation of scoring, ranking, and weighted evaluation systems Experience with vector search, embeddings, and semantic retrieval Practical ...

Agentic Developer - Building guardrails for autonomous AI

Hiring Organisation
governr
Location
England, United Kingdom
stakeholders Highly Valued (Differentiated Candidates) • Publications or research in multi-agent systems, reinforcement learning, AI safety, or agent architectures • Experience at AI labs (Anthropic, OpenAI, DeepMind) or leading AI research groups • Production experience with agents : LangChain, AutoGPT, CrewAI, or custom agent frameworks • Regulated industry background : Financial services, healthcare, or other ...

AI Engineer

Hiring Organisation
Infoplus Technologies UK Ltd
Location
London, United Kingdom
Employment Type
Contract
Role: Gen AI Engineer Location: London, UK Duration: Contract Job Description: Your Profile Essential skills/knowledge/experience: Higher degree (PhD preferred) in Engineering, Statistics, Data Science, Applied Mathematics, Computer Science, Physics, Bioinformatics, or ...

Azure Automation Engineer

Hiring Organisation
Crone Corkill
Location
Central London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
Azure Automation Engineer? Strong PowerShell or Python expertise Power Platform solutions Power Automate, Power Apps, Dataverse etc Experience with Azure AI, including Azure OpenAI and Cognitive Services Azure Monitor and Log Analytics IaC using the likes of ARM Templates, Azure Policy, etc Azure Web Apps and Azure Functions M365, Entra ...

Azure Automation Engineer

Hiring Organisation
Crone Corkill
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum, Negotiable
Azure Automation Engineer? Strong PowerShell or Python expertise Power Platform solutions – Power Automate, Power Apps, Dataverse etc Experience with Azure AI, including Azure OpenAI and Cognitive Services Azure Monitor and Log Analytics IaC using the likes of ARM Templates, Azure Policy, etc Azure Web Apps and Azure Functions M365, Entra ...

Senior Software Engineer

Hiring Organisation
TRIA
Location
England, United Kingdom
committed to pushing technical boundaries. No slow processes & red tape here! The Headlines 💻Tech: Python (Django FastAPI) & JS Front End AI Tooling Cursor, OpenAI Agents SDK contained by Docker, K8’s, Helm 📈 Huge Scope for Progression – They’re a seriously ambitious group that have already rewarded their current engineers ...

AI Engineer

Hiring Organisation
Granola
Location
England, United Kingdom
product Your background looks something like: Engineering experience at tech and product-driven companies Shipping multi-provider LLM-based solutions to production (using e.g. OpenAI, Anthropic, Google, etc.) Proficiency with LLM infra platforms (prompt management, logging/tracing, evals) Experience designing large-context LLM systems (RAG, knowledge graphs, hybrid search ...

AI Engineer

Hiring Organisation
Solve Intelligence
Location
England, United Kingdom
Communication: Ability to articulate complex technical decisions clearly. Nice-to-Haves: Publications at top ML conferences (NeurIPS, ICLR, ICML). Familiarity with frameworks like OpenAI Evals. A history of interesting GitHub contributions or "impressively difficult" side projects. 🎁 What We Offer Competitive Salary + Significant Equity: We want you to have ...

Senior Software Developer | Webigence and Spark Travel

Hiring Organisation
Spark Travel
Location
United Kingdom
perform root cause analysis. Collaborate cross-functionally with Product, Design, and Customer Success. Propose incremental improvements and occasionally explore new tech (e.g. Azure OpenAI) when it clearly solves a problem. You might be our Senior Dev if... - Hold a 1st-class or 2:1 degree in Computer Science ...

Azure Ai Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £650 to £700 per day
Azure AI Architect, you will lead the end to end architecture, design, and delivery of enterprise AI solutions built on Azure AI Foundry, Azure OpenAI, Azure AI Document Intelligence design and deploy. You should have hands-on experience in Azure Data Factory, Azure ML Service, Azure Data bricks, Azure … functional requirements (performance, resilience, security, and cost). Your Responsibilities Define target state Azure AI reference architectures leveraging Azure AI Foundry, Azure OpenAI, and Azure AI Document Intelligence for enterprise use cases (IDP, GenAI copilots, knowledge retrieval). Establish standards for RAG architectures (vectorization, indexing, chunking, grounding, citation policies) using ...

Azure AI Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 500 - 550 Daily
candidate will join a cutting-edge engineering team focused on designing and implementing enterprise-grade AI solutions using Azure AI Doc Intelligence, Azure OpenAI, and Az click apply for full job details ...

Solution Architect

Hiring Organisation
1TECH STAFFING LIMITED
Location
Hounslow, London, United Kingdom
Employment Type
Permanent
Defender, Entra and Zero Trust Working knowledge of Google Workspace and Apple Business Manager Exposure to AI tools such as Microsoft Copilot or Azure OpenAI Preferred certifications not essential: AZ-305, AZ-104, MS-102, SC-100/200/300/ ...

Solutions Architect

Hiring Organisation
1TECH STAFFING LIMITED
Location
Wimbledon, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
Zero Trust models Working knowledge of Google Workspace and Apple Business Manager Exposure to AI technologies such as Microsoft Copilot or Azure OpenAI Certifications (Desirable, Not Essential) AZ-305 | AZ-104 | MS-102 | SC-100/SC-200/SC-300/SC-400 Why Join? This is an opportunity ...

Senior Recruitment Consultant- Artificial Intelligence, DACH

Hiring Organisation
Cubiq Recruitment
Location
England, United Kingdom
most prominent AI labs globally, as well as early-stage companies founded by leaders coming out of organisations such as Google DeepMind, Anthropic, OpenAI, Meta, and IBM. Most of our work has historically come through word of mouth, built on long-term relationships and the quality of work we deliver. ...

AI Engineers

Hiring Organisation
Stackstudio Digital Ltd
Location
Redhill, Surrey, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £550 per day
vector databases (e.g., FAISS, Pinecone, Weaviate, Milvus) for fast similarity search and retrieval. Develop embedding pipelines for unstructured data using models like Sentence Transformers, OpenAI, or Hugging Face. Collaborate with data scientists and software engineers to create scalable AI-powered applications. Fine-tune and evaluate large language models for specific … engineering. Experience with vector similarity search. Knowledge of popular vector DBs: Pinecone, Weaviate, FAISS, Vespa, Milvus. Generating and managing embeddings (using models like SentenceTransformers, OpenAI, Hugging Face). Familiarity with LangChain for building LLM-powered applications. Ability to create chains, prompts, and agents. Desirable Skills/Knowledge/Experience Experience ...

Senior Full-Stack AI Engineer — Frontend & LLM-Enabled UX (Level 3)

Hiring Organisation
Allegis Global Solutions
Location
Greater London, England, United Kingdom
working directly with designers to translate wireframes and prototypes to polished, accessible product UIs. Hands-on experience integrating LLMs/generative models into applications (OpenAI, Anthropic, local/open-source LLMs): prompt engineering, response handling, safety guardrails, RAG architectures. Good understanding of how large language models work, including transformer architecture … skills and experience mentoring engineers and collaborating across product, design and ML teams. Preferred Requirements Familiarity with LLM orchestration and tools (LangChain, LlamaIndex, Haystack, OpenAI/Anthropic SDKs). Advanced visualization/graphics skills or experience building interactive applications Experience with design systems and component libraries (Figma workflows, design tokens ...

Product Engineer | Top-Tier VC Backed AI Startup | 8-Figure Funding!!!

Hiring Organisation
Tech Talent Network
Location
England, United Kingdom
Requirements: 3+ years building full-stack applications with Python/JS, or TypeScript (React, Next.js, Node, etc) Hands-on experience working with LLM APIs (OpenAI, Anthropic, or similar) High 2.1/First in Computer Science (or similar) from Top Tier University (Oxford, Cambridge, Imperial, UCL, etc) Ok with ambiguity. Everything ...