201 to 225 of 485 OpenAI Jobs in London

AI Engineer — Enterprise LLMs & Agentic AI (Hybrid)

Hiring Organisation
Nationwide Building Society
Location
London, UK
Employment Type
Full-time
emerging AI tech into practical business solutions within Customer Operations. You will design, build and deploy AI-powered products using Azure AI Foundry, Azure OpenAI, and open-source LLMs, delivering real value across the organisation. The role offers hybrid working across our UK estates, with office days in London, Swindon ...

Hybrid AI Engineer — Build Practical, Business‐Impact AI

Location
Greater London, England, United Kingdom
technologies into practical solutions that deliver real business value. You will design, build and deploy AI-powered products using Azure AI Foundry, Azure OpenAI, agentic AI and large language models, shaping how AI is adopted across the organisation within a hybrid working model across the UK estate, including London, Swindon ...

Remote Python AI Engineer — RAG & LlamaIndex Expert

Hiring Organisation
VIQU Limited
Location
London, UK
Employment Type
Full-time
customer project. The role is remote with a focus on building an AI chatbot using Python, LlamaIndex, and RAG pipelines, leveraging Azure/OpenAI and vector search for scalable results. Required: strong production Python experience, hands-on LlamaIndex, and proven delivery of production RAG/LLM applications. You will extend ...

Senior Dynamics 365 CE & Power Platform Developer

Location
Greater London, England, United Kingdom
Power Platform. You will own work packages, implement components per architectures, and contribute to AI features using Copilot Studio and Azure OpenAI, while engaging in ALM and code reviews. You will collaborate with Technical Leads/Architects, ensure code quality, and mentor junior colleagues. Remote work is supported with regular ...

Remote Python AI Engineer — RAG & LlamaIndex Expert

Location
City Of London, England, United Kingdom
customer project. The role is remote with a focus on building an AI chatbot using Python, LlamaIndex, and RAG pipelines, leveraging Azure/OpenAI and vector search for scalable results. Required: strong production Python experience, hands-on LlamaIndex, and proven delivery of production RAG/LLM applications. You will extend ...

AI Engineer - E2

Location
Greater London, England, United Kingdom
Working within our Customer Operations team, you'll design, build and deploy AI-powered products using the latest technologies, including Azure AI Foundry, Azure OpenAI, agentic AI and large language models. From developing intelligent applications that enhance customer and colleague experiences to creating reusable AI frameworks and best practices ...

Technical Director

Location
Greater London, England, United Kingdom
with Azure DevOps and CI/CD workflows Ability to manage technical delivery in client-facing environments Nice to Have Azure AI Services and OpenAI API integration experience Webflow or other low-code platform exposure Python experience within AI projects Package Good benefits package Opportunity to work on innovative digital ...

Lead Software Developer

Hiring Organisation
Arch Capital Group
Location
London, UK
Employment Type
Full-time
NoSQL DBMSModern source control system (for example GitHub)Experience with a cloud platform (Azure/AWS)Event Sourcing (desirable)Experience with an AI platform (OpenAI), (desirable)Do you like solving complex business problems, working with talented colleagues and have an innovative mindset? Arch may be a great fit for you. ...

Principal AI Engineer

Location
Greater London, England, United Kingdom
role Build production-grade RAG pipelines across complex unstructured data Design and deploy multi-agent AI systems and orchestration frameworks Integrate LLMs across OpenAI, Anthropic, and open-source ecosystems Develop semantic search, vector database, and graph-based retrieval systems Own AI evaluations, observability, governance, and reliability Build internal AI products ...

Data Engineering Consultant

Location
City Of London, England, United Kingdom
projects Experience in working with the latest Azure technologies, such as Databricks, Microsoft Fabric, Data Factory, Azure Data Lake Storage (Gen2), Purview, Cosmos DB, OpenAI, AzureML, AIFoundry, Kubernetes Understanding of software engineering tools and concepts including experience in Python, Scala or PySpark, database technologies, data modelling and SQL Confident communicator ...

Senior Data Scientist

Hiring Organisation
Randstad Technologies
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£400.00 - £450.00 per day
operations and deliver under tight deadlines. Cloud & BI Stack: Practical exposure to GCP (BigQuery), Airflow, or Looker . AI Tooling: Familiarity with Claude Code, OpenAI, Cursor , or agentic workflows to accelerate delivery. Compliance & Domain: Prior experience with FCA reporting, DSARs, or time-sensitive regulatory data pulls. London Hybrid Working Model ...

Senior Data Scientist

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day
operations and deliver under tight deadlines. Cloud & BI Stack: Practical exposure to GCP (BigQuery), Airflow, or Looker . AI Tooling: Familiarity with Claude Code, OpenAI, Cursor , or agentic workflows to accelerate delivery. Compliance & Domain: Prior experience with FCA reporting, DSARs, or time-sensitive regulatory data pulls. London Hybrid Working Model ...

Staff Software Engineer

Hiring Organisation
Stepstone UK
Location
South East London, London, United Kingdom
Employment Type
Permanent
experience with enterprise/SaaS web platforms using microservices and micro-frontends, covering performance (Core Web Vitals, rendering, code splitting, CDN), API integration (REST, OpenAI, Bedrock), and service scalability/resilience. Expertise in LLM-powered web system design (state, caching, guardrails, observability) and strong communication skills for mentoring engineers ...

Senior Creative Software Engineer

Location
Greater London, England, United Kingdom
Unreal, Blender or other 3D softwares AI experience : Knowledge or experience working with Machine Learning models/libraries (Tensorflow, Stable Diffusion, Claude, Gemini, OpenAI, etc) for AI-driven activations Our Culture and Perks We encourage close collaboration and celebrate every team member’s ideas and interests. Our culture emphasises kindness ...

Senior Product Engineer (AI)

Location
Greater London, England, United Kingdom
with the broader AI community. This is a great fit if you... Are an experienced backend engineer who’s shipped AI products in the OpenAI & Anthropic era – especially text and data-heavy AI applications. Have hands-on experience with LLM orchestration and LLM API optimization (costs, latency, etc) Are familiar ...

AI Engineer

Location
Greater London, 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 ...

ESG Quant Analyst - Stewardship Specialist Acadian Asset Management · London,United Kingdom 8 [...]

Hiring Organisation
Tradermath
Location
London, UK
Employment Type
Full-time
side. Demonstrated aptitude for programming (Python and SQL), conducting exploratory data analysis, and extracting insights from large datasets. Experience with generative AI tools including OpenAI and Claude code. Excellent written and verbal communication skills, with the ability to translate complex analytical concepts into clear, actionable insights for both technical ...

Director Forward Deployed Software Engineering EMEA London

Location
Greater London, England, United Kingdom
sits among a handful of organisations globally trusted by Anthropic to deploy Claude at enterprise scale. We are also one of the first four OpenAI partners in the UK, and Databricks Ventures has invested in our business and holds a seat on our board. Our engineers have access ...

Director Forward Deployed AI Engineering EMEA London

Location
Greater London, England, United Kingdom
sits among a handful of organisations globally trusted by Anthropic to deploy Claude at enterprise scale. We are also one of the first four OpenAI partners in the UK, and Databricks Ventures has invested in our business and holds a seat on our board. Our engineers have access ...

Senior Creative Software Engineer (ReactJS & WebGL)

Hiring Organisation
Vista Group
Location
London, UK
Employment Type
Full-time
Unreal, Blender or other 3D softwares AI experience: Knowledge or experience working with Machine Learning models/libraries (Tensorflow, Stable Diffusion, Claude, Gemini, OpenAI, etc) for AI-driven activations Powster is a Creative Studio based in London and Los Angeles. We specialize in creating world-class interactive digital experiences ...

AI Analyst (London)

Location
City Of London, England, United Kingdom
JSON, developer tools and automation platforms such as n8n, Make, Zapier, UiPath or similar You have practical experience using or integrating LLMs such as OpenAI, Claude or equivalent You can explain technical concepts clearly to non-technical users You are comfortable training colleagues and working directly with teams to solve ...

Solutions Engineer, Europe

Location
Greater London, England, United Kingdom
shaping the tools this new era requires. Founded in 2019, Linear has become the platform of choice for more than 40,000 companies (including OpenAI, Coinbase, and Ramp) to plan, build, and ship their products. Today, our team is distributed across North America, Europe, and Australia, and we’re continuing ...

Senior Solutions Engineer

Location
Greater London, England, United Kingdom
systems. Agents are next, and there will be far more of them. We have raised $14M from top VCs and operators at Plaid, OpenAI, Slack and others, and we are growing 5x YoY. Your Role As a Senior Solutions Engineer , you're the bridge between customer needs and technical execution ...

Data Platform Engineer

Location
Greater London, England, United Kingdom
market opportunity. We're backed by world-class investors including Sequoia Capital, and you'll be joining a team bringing together experience from OpenAI, Meta, Revolut, NASA and McKinsey. What You’ll Do Design, implement and operate ingestion pipelines processing high-volume data from global supply chain and procurement systems. ...

Consulting Director - Energy & Commodity Trading London

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. The Opportunity Ready to tackle the most complex challenges in energy trading? As Consulting Director ...