26 to 50 of 52 OpenAI Jobs in Central London

concepts clearly to non-technical 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 domains with compliance requirements • Security More ❯

London/Hybrid) Salary : £100k–140k Equity : 1–3% (founding-level) Hybrid working: Central London, 3 days p/week in office. Tech Stack: TypeScript, Node.js, React, Python, LangChain, OpenAI/Anthropic I’m working with a YC-backed startup that’s building the next generation of AI-native analytics . This is a seed-stage, well-funded company with More ❯

and accounting teams, translating between system data and business meaning. Proficiency in Excel, SQL basics, or BI tools for data analysis and validation preferred. Hands-on experience with Azure OpenAI GPT-4/5, embedding models, and Azure cloud services Strong background in Python, distributed systems, and enterprise architecture Knowledge in Claude Code for agentic coding and AI-powered development. More ❯

and accounting teams, translating between system data and business meaning. • Proficiency in Excel, SQL basics, or BI tools for data analysis and validation preferred. • Hands-on experience with Azure OpenAI GPT-4/5, embedding models, and Azure cloud services • Strong background in Python, distributed systems, and enterprise architecture • Knowledge in Claude Code for agentic coding and AI-powered development. More ❯

experience Optimize systems and workflows using the latest AI technologies Qualifications: Strong hands on experience with Ruby on Rails, Turbo, AlpineJS, TailwindCSS, AWS, PostgreSQL Experience integrating with LLMs like OpenAI and Claude Strong understanding of scalable architecture and pragmatic software design Comfortable working in cross-functional teams with PMs, UX, and data specialists A product-first mindset with a focus More ❯

and accounting teams, translating between system data and business meaning. • Proficiency in Excel, SQL basics, or BI tools for data analysis and validation preferred. • Hands-on experience with Azure OpenAI GPT-4/5, embedding models, and Azure cloud services • Strong background in Python, distributed systems, and enterprise architecture • Knowledge in Claude Code for agentic coding and AI-powered development. More ❯

1+ year of fullstack experience (open to senior/staff-level engineers too) Production experience with Model Context Protocol (MCP) is highly desired Experience working with LLMs, RAGs, Langchain, OpenAI, Claude etc is beneficial Generative AI Product experience Production-grade Python skills Frontend experience with Vue + TypeScript , or React and a willingness to learn Vue Understanding of web performance More ❯

large legacy system into a modern, scalable cloud-native product Design and implement new architecture using AWS microservices, PostgreSQL, Node.js, React, and TypeScript Use AI-assisted tools such as OpenAI, LangChain, Claude, or Hugging Face to enhance efficiency, code quality, and testing Establish clean engineering practices, including CI/CD, automation, and testing frameworks Work closely with product and technical More ❯

any LLM user to integrate, scale, secure and optimize their LLM inference across 200+ providers in a few clicks. A highly scalable, reliable and secure infrastructure that exposes simple, OpenAI-compatible APIs, that every product or tool can use. The API allows access to any of the LLM providers, taking care of API compatibility while adding telemetry, analytics, load balancing More ❯

code review, integration and deployment Claude Code for agentic coding AWS S3, CloudFront and Lambda for storage and content delivery Cypress for end-to-end testing Third party APIs: OpenAI, Stripe, Twilio, Sendgrid, Mailchimp and more Our tech culture We follow an agile development process with fortnightly sprints. We keep meetings to a minimum, but the ones we do have More ❯

Looking For 1-3+ years of experience in full stack development (React + Node or equivalent stack) Experience integrating and fine-tuning LLMs, embeddings, or vector search (e.g. OpenAI, LangChain, Pinecone, Lovable and Google’s Agent Development Kit or equivalent vide coding platforms) Strong frontend sensibility (you care how things feel and look , not just how they run) Comfort More ❯

London/Hybrid) Salary : £100k–140k Equity : 1–3% (founding-level) Hybrid working: Central London, 3 days p/week in office. Tech Stack: TypeScript, Node.js, React, Python, LangChain, OpenAI/Anthropic I’m working with a YC-backed startup that’s building the next generation of AI-native analytics . This is a seed-stage, well-funded company with More ❯

exports and API-based data. Extensive experience designing end-to-end AI solutions. Broad understanding of fund accounting concepts. Proficiency in Excel, SQL and BI Tools. Experience with Azure OpenAI and Azure Cloud Services. Experience with GPT-4/5 and embedding models. Hands on technical skills with Python and Distributed Systems. In line with the Conduct Regulations 2003, when More ❯

exports and API-based data. Extensive experience designing end-to-end AI solutions. Broad understanding of fund accounting concepts. Proficiency in Excel, SQL and BI Tools. Experience with Azure OpenAI and Azure Cloud Services. Experience with GPT-4/5 and embedding models. Hands on technical skills with Python and Distributed Systems. In line with the Conduct Regulations 2003, when More ❯

Benefits Are you passionate about building real-world AI applications that deliver measurable business impact? We’re working with a fast-growing applied AI consultancy, backed by alliances with OpenAI, NVIDIA, and other global leaders , and they’re seeking a Senior Applied AI Solutions Engineer to join their growing London-based team. 💡 Why this role? Build and deploy enterprise-grade More ❯

are looking for a Software Consultant with a Polyglot mindset and has experience working with AI-related technologies. The ideal candidate will have experience engineering around AI platforms, ideally OpenAI Builders, MCP servers, etc and have experience developing proof-of-concept workflows to demonstrate the MCP platform’s capabilities. Skills: Experience in ideally two of the following Typescript, Java, Golang More ❯

across Reinhart’s ecosystem from experimental AI interfaces to public-facing web platforms. -Design and build responsive web apps (React/Next.js/Tailwind) -Integrate AI and automation tools (OpenAI API, LangChain, Make, Zapier) -Help shape and maintain our Figma/Framer design system -Build data-driven frontends with Firebase or Supabase -Prototype fast using no-code tools like Webflow More ❯

team members and help shape a high-growth UK startup from day one. Join a world-class team – Work alongside ex-bankers, investors, and AI experts from JP Morgan, OpenAI, Google, Goldman Sachs, Barclays, AWS, and more. Work with real traction – Backed by strong annual revenue, rapid recent growth, and ambitious forecasts ahead. Accelerate your career – Fast pace, high velocity More ❯

Integration Enable agents to access and reason over content in: SharePoint, OneDrive, Teams, Outlook, and Planner Architect multi-step agent workflows using: Semantic Kernel SDK (C# or Python) Azure OpenAI (GPT-4, function calling, chat completion) Planner and Kernel Memory APIs for reasoning and memory RAG pipelines grounded in enterprise data via Azure AI Search Enterprise Data & AI Services Integration … The successful Microsoft Power Platform/Agentic AI Engineer will have experience in: Copilot Studio, Power Automate, Power Apps, custom connectors SharePoint Development Proficiency in Microsoft Graph API, Azure OpenAI, and Semantic Kernel Solid programming skills in Python and/or C# LangChain, AutoGen, or similar orchestration frameworks Azure AI Search, Form Recognizer, and Language Services GitHub Actions, CI/ More ❯

Role: AI Developer Location: London Duration: 5 Months Day rate: £540 - £585 Umbrella Only Minimum of 5 years UK residency required Role Description: We're looking for an experience AI developer with the skills below. They'll be building out More ❯

. Familiarity with tools like Trulens, HumanLoop, PromptLayer, or similar; experience designing QA approaches for GenAI environments. Knowledge of modern AI architectures (RAG pipelines, embeddings, API integrations such as OpenAI, Azure OpenAI, Anthropic). Experience designing and implementing structured test regimes in fast-evolving contexts. Excellent communication and facilitation skills, engaging both technical and business audiences. Proven ability to create More ❯

across finance, energy, media, and tech. From hedge funds to energy and health-tech, their projects are diverse and technically challenging. With strong client demand and deep partnerships (including OpenAI), the team is scaling fast across the UK, Singapore, and Australia. As a Senior Applied AI Engineer, you’ll take ownership of designing and deploying AI-powered applications that solve … guide junior engineers within project teams Key Details Salary : £100,000–£130,000 + benefits Working model : Hybrid (3 days/week in London office) Tech stack : Python, LLMs (OpenAI/Claude), Docker, CI/CD, microservices, AWS If you're a strong backend or platform engineer passionate about GenAI and excited to ship high-impact tools, this is the More ❯

Product and Data Science to spec new capabilities—structured output schemas, prompt templates, embedding-based discovery Experiment & prototype: Build proof-of-concepts for new report types using Python, pandas, OpenAI APIs, and our data pipelines QA & iteration: Test new features, validate AI outputs for accuracy and relevance, ensure quality before launch Operations & Optimization (10%) Monitor report health: Track delivery, engagement … data-driven reporting AI-native experience: Hands-on work building reports or products using LLMs—prompt engineering, structured output generation, embeddings, RAG, summarization pipelines Python proficiency: Comfortable with pandas, OpenAI library, API integrations, and data manipulation for prototyping and analysis SQL fluency: Can write complex queries and understand data modeling Analytics tools: Experience with modern analytics platforms (Looker, Tableau, Mode … first startup revolutionizing how companies understand customer feedback. Our platform consolidates feedback from app reviews, support chats, surveys, and social media into actionable insights. Trusted by brands like Grubhub, OpenAI, Dropbox, Uber, and Careem, we turn messy, multi-channel data into structured intelligence that drives real business decisions. We're backed by top investors including Neo, Sukna, Race Capital, Propeller More ❯

with Microsoft best practices and KPMG’s MBS vision. Collaborating with AI, Application, and Data Engineering teams to design AI-augmented data solutions leveraging Azure ML, AI Foundry, or OpenAI on Azure. Contributing to the Microsoft Partner ecosystem by staying current on new releases, patterns, and certifications across the Microsoft Data and AI stack. Required: 3–6 years’ experience in … analytics integrate with Dynamics 365 (F&O and CE), Power Platform, and Copilot Studio. Exposure to AI technologies in the Microsoft ecosystem (e.g., Azure ML, AI Foundry, Copilot 365, OpenAI Service). Desirable: Working understanding of Azure Data Factory, Azure Databricks and Azure Data Lake. Familiarity with Microsoft Purview. Proven success in a technical/functional Pre-sales role within More ❯

We are partnering with an early-stage, mission-driven company at the intersection of AI and national defence to appoint exceptional Full Stack Software Engineers . This fast-growing organisation is transforming mission-critical combat planning and operational decision-making More ❯