1 to 25 of 117 Remote/Hybrid OpenAI Jobs in the UK

Senior AI Engineer

Hiring Organisation
83zero Limited
Location
London, United Kingdom
Employment Type
Permanent
Generative AI solutions AI integration into enterprise products and business platforms Scaling AI systems across cloud environments You'll ideally have experience with: Python OpenAI, Anthropic, Gemini, Llama or similar LLMs LangChain, LangGraph, Semantic Kernel, CrewAI, AutoGen or equivalent frameworks RAG, vector databases and embeddings Azure ...

Senior AI Engineer

Hiring Organisation
Aimtech Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Power Automate, Power BI) Authentication and security including OAuth2 and JWT Unit testing and automated testing frameworks Experience integrating AI and LLM services including OpenAI, Claude, Gemini, or Azure AI Experience building Agentic AI workflows, orchestration frameworks, AI copilots, or autonomous process automation solutions Knowledge of AI-driven APIs, semantic ...

Senior AI Engineer

Hiring Organisation
Reward Gateway
Location
London, United Kingdom
Salary
£ 80 K
systems in production environmentsStrong technical expertise in LLMs, RAG, prompt engineering, embeddings, and vector databasesHands-on experience with leading LLM providers (Anthropic Claude, OpenAI, etc.)Strong Python development skills and proficiency with AI coding assistants (Cursor, GitHub Copilot, Claude)Production experience with AWS cloud services and familiarity with containerization (Docker ...

Senior AI Engineer

Hiring Organisation
PA Consulting
Location
London, United Kingdom
Salary
£ 80 K
what works, what scales, and what’s next:Experimenting with Generative AI frameworks and tools such as LangChain, LlamaIndex, Hugging Face, and APIs from OpenAI and Anthropic.Building retrieval-augmented generation (RAG) prototypes with vector stores and knowledge graphs.Developing and testing agentic architectures through our own Genie Platform – enabling AI agents ...

Senior AI Engineer

Hiring Organisation
PA Consulting
Location
Belfast, Down, United Kingdom
Salary
£ 60 K
what works, what scales, and what’s next:Experimenting with Generative AI frameworks and tools such as LangChain, LlamaIndex, Hugging Face, and APIs from OpenAI and Anthropic.Building retrieval-augmented generation (RAG) prototypes with vector stores and knowledge graphs.Developing and testing agentic architectures through our own Genie Platform – enabling AI agents ...

Principal Engineer - Technical Lead (Gen AI and MACH Architecture)

Hiring Organisation
Akqa
Location
London, United Kingdom
Salary
£ 70 K
ingestion, cleansing, transformation, embedding, indexing and retrieval pipeline design.Integration across cloud AI services (e.g. GCP + Vertex AI, Vercel AI Cloud, AWS Bedrock, Azure OpenAI) within a broader MACH and API-led landscape; with preference for GCP and Vercel, or suitable equivalents on AWS and Azure, and the capability ...

Senior AI Engineer

Hiring Organisation
Chubb
Location
London, United Kingdom
Salary
£ 80 K
Azure AI Search and MongoDB, including design of indexing strategies, hybrid search configurations, and retrieval evaluation.Work within our Azure cloud environment, integrating with Azure OpenAI, Azure services, and our broader data platform.Collaborate with product managers, data scientists, engineers, and other stakeholders to scope and deliver AI features that address real … enabled software systems.Strong proficiency in Python, including building and shipping production backend services.Hands-on experience building applications with LLMs such as Azure OpenAI, OpenAI, Anthropic, or similar.Experience with FastAPI or comparable Python web frameworks.Production experience with Docker and Kubernetes, including deployment and management on AKS.Strong hands-on experience with Azure ...

AI Technical Lead | Staff Software Engineer | Principal AI Engineer | GenAI | £80k-£130k

Hiring Organisation
167 Solutions Ltd
Location
Bristol, Avon, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £120,000 per annum
Governance Responsible AI AI Security Guardrails Model Context Protocol (MCP) Function Calling Tool Use AI Orchestration AI Platforms Experience with one or more: OpenAI Azure OpenAI Anthropic Claude Google Gemini AWS Bedrock Hugging Face LangChain LangGraph Semantic Kernel AutoGen CrewAI LlamaIndex Pinecone Weaviate Milvus ChromaDB Cloud Platforms Commercial experience with ...

Senior Application Development Lead - Generative AI (GenAI), Vice President

Hiring Organisation
Citigroup
Location
Belfast, Down, United Kingdom
Salary
£ 60 K
experience in production Gen AI applicationsWhat we'll need from youDeep expertise in Large Language Models (LLMs), including commercial and open-source models (e.g., OpenAI, Gemini, Claude, Llama), and selecting the right model for use case, cost, and performance constraintsHands‐on experience building Gen AI applications using modern frameworks such ...

Senior AI Product Engineer

Hiring Organisation
Elliptic
Location
London, United Kingdom
Salary
£ 80 K
designing multi-agent systems and agent orchestration patterns.Familiarity with LLM observability tools (LangSmith, Langfuse, Arize, or similar).Experience working with multiple model providers (Anthropic, OpenAI, open-weight models) or with fine-tuning.Hands-on experience with Terraform, Kubernetes, or infrastructure-as-code tooling.Experience with observability platforms like Datadog.Distributed or event-driven ...

Trading Data & AI Analyst

Hiring Organisation
Janus Henderson
Location
London, United Kingdom
Salary
£ 100 K
with low-code/no-code platforms (e.g. n8n, Copilot Studio), MCP, LLM observability tools (e.g. Langfuse), or managed model APIs (Azure AI Foundry, OpenAI, Anthropic).Modern development practices. Familiarity with any of: Docker, Terraform, CI/CD pipelines, Git.Agent orchestration frameworks. Experience with LangChain, Semantic Kernel, AutoGen or similar ...

GenAI Engineer

Hiring Organisation
Stealth iT Consulting
Location
England, United Kingdom
tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama, and tools like Ollama. Cloud Platforms: Proficiency in AWS or Azure for hosting and deployment. Containerization and Orchestration: Hands-on experience ...

AI Engineer

Hiring Organisation
Parkside
Location
London, United Kingdom
Employment Type
Permanent
Salary
£50000 - £90000/annum
their capabilities, limitations and failure modes Practical familiarity with RAG architectures, vector databases and prompt engineering Exposure to agent frameworks (LangGraph, Claude Agent SDK, OpenAI SDK) or equivalent custom implementations An interest in LLM evaluation, debugging and observability Cloud platform experience (AWS, GCP or Azure) is a plus at junior ...

Principal, Lead Engineer AI

Hiring Organisation
EBRD
Location
London, United Kingdom
Salary
£ 80 K
support resilient AI/ML solutions in production environments, ensuring reliability and scalability. Demonstrates strong practical experience with Azure-based AI services, including Azure OpenAI, AI Search and AI Studio. Well-versed in modern machine learning approaches, MLOps practices and cloud-based AI architectures. Proficient in Python, common machine learning ...

AI engineer/AI trainer (Outside IR35/Remote)

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £750 per day
with AI agents, tool calling and workflow orchestrationAI evaluation, observability, guardrails and LLMOps expertiseAdvanced Python development skillsCloud experience (AWS, Azure or GCP)Experience with OpenAI, Anthropic or similar LLM platformsStrong communication and presentation skillsPrevious training, coaching, mentoring, or technical workshop delivery experience Location: Mostly remote with occasional travel to London ...

Permanent position: Senior Python Backend Engineer (AI Systems)

Hiring Organisation
Nicoll Curtin Technology
Location
United Kingdom
Employment Type
Permanent
Salary
GBP Annual
engineering Distributed systems and high-throughput services End-to-end ownership of Back End systems in production Technical Environment Python Node.js SQL/NoSQL OpenAI, Anthropic and open-source LLMs Vector databases and retrieval systems DevOps - Docker/Kubernetes AWS, Azure or GCP Compensation Compensation is intentionally flexible and assessed ...

Director, Generative AI Experience Engineering (EMEA)

Hiring Organisation
Akqa
Location
London, United Kingdom
Salary
£ 70 K
React and Next.js architecture- Server Components, streaming UX and edge rendering- Component systems and frontend orchestrationAI Ecosystems & Orchestration- Experience across modern AI ecosystems including OpenAI, Gemini, Claude and OSS models- RAG pipelines, vector databases, embeddings and chunking- Tool calling, agentic systems, orchestration and memory frameworks- Prompt engineering, prompt management ...

Senior Software Engineer, Full Stack - AI

Hiring Organisation
Fitch Ratings
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
management, and graph-based orchestration.Proficiency in ML/NLP and generative models; experience with embeddings, vector stores, RAG, and LLM integration/fine-tuning (OpenAI, LLaMA, Cohere, etc.)Strong coding in Python and experience with frameworks/tools such as FastAPI, PyTorch/TensorFlow, MLflow;3-5+ years ...

Senior Software Engineer, Full Stack - AI

Hiring Organisation
Fitch Ratings
Location
London, United Kingdom
Salary
£ 80 K
management, and graph-based orchestration.Proficiency in ML/NLP and generative models; experience with embeddings, vector stores, RAG, and LLM integration/fine-tuning (OpenAI, LLaMA, Cohere, etc.)Strong coding in Python and experience with frameworks/tools such as FastAPI, PyTorch/TensorFlow, MLflow;3-5+ years ...

Senior Full Stack Engineer

Hiring Organisation
Roku
Location
Cambridge, Cambridgeshire, United Kingdom
Salary
£ 80 K
FastAPIFamiliarity with PostgreSQL, Redis, and REST API design and integrationExperience with test-driven development and CI/CD workflowsExperience integrating AI technologies such as OpenAI, LangChain, or RAG pipelinesUnderstanding of authentication and authorization approaches including OpenID and SAMLExperience deploying cloud-native services on AWS with containerized infrastructure and KubernetesExperience with ...

Artificial Intelligence Engineer

Hiring Organisation
Discover International
Location
West Sussex, England, United Kingdom
cross-functional team to deliver something secure and genuinely usable at scale. What you'll be doing • Designing and developing GenAI applications using OpenAI/Azure OpenAI or equivalent LLM platforms • Building multi-agent solutions with agent-orchestration frameworks such as LangGraph • Creating Retrieval-Augmented Generation (RAG) pipelines over enterprise … retrieval quality, latency and cost for live production workloads What we're looking for • Strong Python and backend development experience • Hands-on experience with OpenAI/Azure OpenAI, prompt engineering, RAG, embeddings and vector search • Proven experience building agentic AI with LangGraph or similar (LangChain, Semantic Kernel, AutoGen, CrewAI) • Experience ...

AI Engineer

Hiring Organisation
SCC
Location
Birmingham, West Midlands (County), United Kingdom
Salary
£ 70 K
step workflow orchestration • Retrieval-Augmented Generation (RAG) design and implementation • Document processing and knowledge extraction systems • Working with foundation models via API (e.g. Azure OpenAI, OpenAI) • Prompt engineering for structured, grounded, and reliable outputs • Context management, chunking strategies, and retrieval optimisation • Hallucination mitigation and source attribution by design• Experience building ...

Permanent position: Senior Full Stack Engineer (AI Systems)

Hiring Organisation
Nicoll Curtin Technology
Location
United Kingdom
Employment Type
Permanent
Salary
GBP Annual
assistants Workflow automation Vector databases and semantic search AI evaluation and monitoring Real Time user interactions Technical Environment Next.js Python Node.js SQL/NoSQL OpenAI, Anthropic and open-source LLMs DevOps - Docker/Kubernetes AWS, Azure or GCP Compensation Compensation is intentionally flexible and assessed based on experience, ownership ...

AI Engineer

Hiring Organisation
Amtis Professional Ltd
Location
Chester, Cheshire, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
building and deploying production applications within Microsoft Azure. Exposure to building AI-enabled applications using technologies such as Azure AI, Microsoft AI Foundry, Azure OpenAI, Semantic Kernel, Agent Framework or similar. Understanding of RAG, LLMs, vector search and agentic AI concepts. Experience integrating applications with APIs, cloud services and enterprise ...

AI Engineer

Hiring Organisation
Halian Technology Limited
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Model Context Protocol (MCP) and AI integration patterns Experience with vector databases such as Pinecone, Weaviate, FAISS, or Azure AI Search Experience working with OpenAI and other leading foundation models Knowledge of real-time AI pipelines, including speech-to-text and streaming AI applications Experience with technologies such as Pipecat ...