1 to 25 of 100 OpenAI Jobs in London

Generative AI Engineer

Hiring Organisation
Immersum
Location
City of London, London, United Kingdom
deploying LLM-based applications in production environments Designing agentic workflows and multi-step AI systems Implementing RAG (Retrieval-Augmented Generation) pipelines Working with OpenAI or Anthropic APIs Using vector databases and embedding-based search systems Applying prompt engineering techniques effectively Building AI evaluation, monitoring, and observability frameworks Understanding ML fundamentals ...

AI Engineer

Hiring Organisation
83zero Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£55000 - £70000/annum
Familiarity with Next.js or Vite Experience with Generative AI frameworks such as LangChain, LangGraph or CrewAI Experience working with Large Language Models such as OpenAI, Anthropic, Llama or Mistral Exposure to Retrieval Augmented Generation or AI agents is beneficial Experience with AWS or Azure Docker and containerisation experience, Kubernetes beneficial ...

Generative AI Engineer

Hiring Organisation
83zero
Location
London Area, United Kingdom
Familiarity with Next.js or Vite Experience with Generative AI frameworks such as LangChain, LangGraph or CrewAI Experience working with Large Language Models such as OpenAI, Anthropic, Llama or Mistral Exposure to Retrieval Augmented Generation or AI agents is beneficial Experience with AWS or Azure Docker and containerisation experience, Kubernetes beneficial ...

GenAI Managing Consultant

Hiring Organisation
83zero
Location
London Area, 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 ...

Senior Product Manager, AI, Data and Digital Services

Hiring Organisation
Acuity Analytics
Location
City of London, London, United Kingdom
Microsoft-aligned propositions for both corporates and financial institutions. Build service offerings that incorporate Microsoft’s AI and cloud technologies (Azure, Azure OpenAI, Databricks, Fabric, Dynamics 365, Microsoft 365 Copilot, etc.) in a way that addresses industry-specific challenges. Develop vertical propositions (e.g. AI-powered research platforms for banking, intelligent ...

AI Architect

Hiring Organisation
Charles Simon Associates Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
Architect/ML Architect/GenAI Architect Strong expertise in: Generative AI & LLMs, RAG (Retrieval-Augmented Generation), Agentic AI frameworks Hands-on with; LLMs (OpenAI, Llama, Claude, Mistral), Vector DBs (Pinecone, Weaviate, FAISS), Frameworks (LangChain, LlamaIndex, AutoGen, CrewAI, LangGraph) Strong Python + ML frameworks (PyTorch/TensorFlow) Experience deploying ...

Full Stack Developer

Hiring Organisation
Aimtech Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
Angular or React ASP.NET Core, Entity Framework, REST APIs, Swagger/OpenAPI SQL Server, PostgreSQL, NoSQL databases, vector databases FastAPI and AI service integrations (OpenAI, Claude, Gemini) Docker, Kubernetes (AKS), Azure App Services Azure DevOps, Azure Boards, CI/CD pipelines API Management, OAuth2, JWT, audit logging Unit testing across ...

Recruitment Data Scientist (Football)

Hiring Organisation
Leyton Orient Football Club
Location
East London, London, United Kingdom
Employment Type
Contract, Work From Home
plotly) Strong SQL skills ability to design schemas, write complex queries, and manage relational data across large datasets Demonstrated experience integrating LLM APIs (Anthropic, OpenAI, or equivalent) to build AI-assisted workflows, automated pipelines, or analytical tools Version control proficiency (Git) all analytical work should be reproducible and code-reviewed ...

Senior Data Analyst

Hiring Organisation
Reveal Media
Location
City of London, London, United Kingdom
operational decision-making Leveraging large language models (LLMs) to enhance data exploration or automation Experience integrating Python analytics with Azure AI services (e.g. Azure OpenAI). Familiarity with modern data platforms (Azure Data Lake, Synapse, Snowflake, lakehouse architectures). Experience with predictive or prescriptive analytics beyond basic forecasting. Exposure ...

Lead Developer AI

Hiring Organisation
Datatech Analytics
Location
London, United Kingdom
Employment Type
Permanent
similar) APIs: REST, GraphQL (or similar) Databases: PostgreSQL, MongoDB (or similar) AI/Data: Experience integrating AI/ML features via APIs (e.g. OpenAI, Anthropic or similar) Exposure to data pipelines, inference workflows, or retrieval-based systems (RAG, vector DBs or similar) Cloud & DevOps: AWS, Azure, or GCP Docker ...

Senior Back End Engineer

Hiring Organisation
W Talent
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £120000/annum
BaaS platforms such as Supabase or Firebase Ability to thrive in fast-paced, high-ownership environments Nice to Have Experience with LLM APIs (e.g., OpenAI, Anthropic, Gemini) and LangChain Background in AI/ML (e.g., generative models, GANs, diffusion, regression) Experience building data pipelines and data-driven systems Familiarity with ...

AI Native Software Engineer

Hiring Organisation
TekWissen UK
Location
City of London, London, United Kingdom
pipelines, infrastructure‐as‐code implementations, logging, monitoring, and fault‐tolerant deployments Collaboration Tools or Platforms Microsoft Office (Excel, Word, Outlook, Teams) AI Platforms & Models: OpenAI, Anthropic (Claude), Google Vertex AI, and select open‐source models Agent & Orchestration Frameworks: LangGraph, AutoGen, CrewAI (or similar) Cloud & DevOps Tooling: Docker, Kubernetes, Terraform, Helm ...

Senior Data Analyst

Hiring Organisation
BOSS Professional Services LTD
Location
Kingston Upon Thames, Surrey, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £85,000 per annum
operational decision-making Leveraging large language models (LLMs) to enhance data exploration or automation Experience integrating Python analytics with Azure AI services (e.g. Azure OpenAI). Familiarity with modern data platforms (Azure Data Lake, Synapse, Snowflake, Lakehouse). Experience with predictive or prescriptive analytics beyond basic forecasting. Exposure to automation ...

Full Stack Engineer

Hiring Organisation
Canbury
Location
London, England, United Kingdom
Build Python-based data and AI pipelines. Develop analytics and ETL pipelines, automate data collection and cleansing, and extract insights via LLM APIs (Anthropic, OpenAI, Gemini). Optimise for cost and quality through caching, batching, token management, and prompt and post-processing design. Contribute to technical decision-making ...

AI Software Engineer

Hiring Organisation
numi
Location
London Area, United Kingdom
scale production systems in AWS cloud environments. Advanced AI Fluency: Deep experience building agentic systems, implementing complex RAG architectures, and chaining multiple LLMs (OpenAI, Anthropic, etc.). You go far beyond basic API wrappers and understand context management, prompt engineering, and model behavior. AI-Assisted Workflow: You already ...

Global IT GenAI Software Engineer Director - AI & Innovation

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
pipelines. Experience with leveraging, training and fine‐tuning Foundation Models including multimodal inputs and outputs. Strong experience working with key LLM models APIs (e.g. OpenAI, Anthropic) and LLM Frameworks (e.g. LangChain, LlamaIndex). Proficiency in generating and working with embeddings across variety of data formats. Understanding of embedding spaces ...

Lead AI Engineer - Media Workflows

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
Salary: £90,000–£100,000 base • Bonus: 10% annual bonus • Working model: Hybrid (2 days per week in Soho, London) • Tech stack: Python, Azure, OpenAI APIs, CI/CD, Docker, observability • Visa sponsorship: Cannot currently sponsor Interested? Please apply below. ...

Fullstack AI Developer (Java/Python) - Investment Bank

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £800 per day
production-grade distributed systems Strong understanding of modern SDLC, CI/CD, and cloud-native development Exposure to AI/ML solutions, particularly LLMs, OpenAI/Claude, or RAG frameworks , is highly desirable Background in banking, fintech, or asset management preferred Robert Walters Operations Limited is an employment business ...

Microsoft Copilot Studio Consultant (AI Agents / Azure AI)

Hiring Organisation
83zero Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £650/day
governance, and scalability Required Experience Hands-on experience with Microsoft Copilot/Copilot Studio Proven experience building AI agents using Azure AI/Azure OpenAI services Experience with prompt engineering, LLM orchestration, and agent workflows Solid understanding of Microsoft Azure ecosystem Experience integrating AI into enterprise environments Ability to work ...

Microsoft Copilot Studio Consultant (AI Agents / Azure AI)

Hiring Organisation
83zero Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£550 - £650 per day
governance, and scalability Required Experience Hands-on experience with Microsoft Copilot/Copilot Studio Proven experience building AI agents using Azure AI/Azure OpenAI services Experience with prompt engineering, LLM orchestration, and agent workflows Solid understanding of Microsoft Azure ecosystem Experience integrating AI into enterprise environments Ability to work ...

Lead Data Engineer

Hiring Organisation
Mesh-AI
Location
Greater London, England, United Kingdom
600+ AI experts serving 50+ enterprise clients from 5 global locations, we work side-by-side with top partners - including Anthropic, Databricks, AWS, OpenAI, and Microsoft - to deliver modern AI with speed and measurable impact. Opportunity We recognise “data” is broad, that’s why we’re keen to speak ...

Lead Data Consultants London

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
600+ AI experts serving 50+ enterprise clients from 5 global locations, we work side-by-side with top partners - including Anthropic, Databricks, AWS, OpenAI, and Microsoft - to deliver modern AI with speed and measurable impact. We recognise “data” is broad, that’s why we’re keen to speak to those ...

Senior AI Engineer

Hiring Organisation
Anson McCade
Location
London Area, United Kingdom
optimisation, guardrails, evaluation) Background delivering AI/automation solutions in a client setting Solid engineering mindset – build, deploy, scale Bonus: Power Platform, Azure AI (OpenAI, Functions, APIs), consulting exposure Why it’s worth a conversation: 100% delivery focus – no heavy sales/bid work Real AI engineering (not advisory) Clear ...

Copilot Consultants / Developers

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £525/day
skills and ability to translate business needs into technical solutions Excellent communication and stakeholder management skills Preferred Qualifications Experience with Azure AI services or OpenAI technologies Background in automation, RPA, or workflow orchestration Knowledge of governance and security best practices for AI solutions Certifications in Microsoft AI, Power Platform ...

Copilot Consultants / Developers

Hiring Organisation
TXP Technology x People
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£500 - £525 per day
skills and ability to translate business needs into technical solutions Excellent communication and stakeholder management skills Preferred Qualifications Experience with Azure AI services or OpenAI technologies Background in automation, RPA, or workflow orchestration Knowledge of governance and security best practices for AI solutions Certifications in Microsoft AI, Power Platform ...