201 to 225 of 360 OpenAI Jobs in the UK

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 ❯

AI Engineer - Generative AI - £60,000 - Remote Company Overview: Our client is a Microsoft-partnered consultancy that excels in delivering exceptional data and AI solutions to a diverse array of clients. Their expertise includes advanced data analytics, artificial intelligence, and More ❯

About Us: Endpoint is an interactive response technology (IRT) systems and solutions provider that supports the life sciences industry. Since 2009, we have been working with a single vision in mind, to help sponsors and pharmaceutical companies achieve clinical trial More ❯

productivity, and customer experiences. You will work closely with product, engineering, and operations teams to embed AI capabilities across Paydock’s platform and internal processes using tools such as OpenAI, Anthropic, and other third-party AI APIs. Key Responsibilities Integrate AI APIs (e.g., OpenAI, Claude, Hugging Face APIs) into internal tools and customer-facing applications. Design and implement workflows powered … systems or workflows. Strong experience in prompt engineering and chaining logic for AI-based tasks. Background in backend engineering (Python, NodeJS, or similar). Familiarity with tools like LangChain, OpenAI API, Pinecone, or similar . A problem-solver mindset—focused on delivering tangible outcomes using AI. Comfortable working in a fast-paced, agile environment. Excellent communication and collaboration skills. Nice More ❯

and Selenium Write and modify front-end elements using HTML and ASP Work with structured data formats such as JSON and XML Support exploratory work using AI tools, including OpenAI and prompt engineering Collaborate with analysts and clinicians to translate needs into working digital solutions Maintain and enhance documentation, testing scripts, and user instructions What Were Looking For Were open … AI and automation tools Basic understanding of software development practices Strong problem-solving skills and logical thinking A collaborative approach and good communication skills Experience with AI tools (e.g. OpenAI APIs) or an interest in prompt engineering would be an advantage, but training and mentoring will be provided. This is an excellent opportunity for someone looking to build their career More ❯

A&O Shearman , Ashurst , O'Melveny & Myers, PwC , KKR, and many others. Strategic investors: Raised over $200 million from strategic investors including Sequoia, Google Ventures, Kleiner Perkins, and the OpenAI Startup Fund. World-class team: Harvey is hiring the best talent from DeepMind, Google Brain, Stripe, FAIR, Tesla Autopilot, Glean, Superhuman, Figma, and more. Partnerships: Our engineers and researchers work … directly with OpenAI to build the future of generative AI and redefine professional services. Performance: 4x ARR in 2024. Competitive compensation. Role Overview As a User Operations Specialist, you will be the frontline support within the User Operations team, reporting to the Head of User Operations. Your role is crucial in providing empathetic and efficient support to our customers. We More ❯

us. We have 2 distinct products at the moment - MagicNotes and Beamforce. One is already leveraging AI extensively - we are one of the first EU companies to be using OpenAI in their EU cluster - and the other we are looking to level up and bring into the future with AI to help our services team with their work. What you … for Breadth of experience across infrastructure, backend and frontend technology stacks: We use the latest Ruby on Rails, Turbo, Phlex, AlpineJS, TailwindCSS, AWS, PostgresSQL to name a few technologies. OpenAI & Claude for LLM interfacing. We are not wedded to them and will rapidly evolve over the next 3-6 months with the right technologies. Has worked in complex software systems More ❯

from our chatbot and app through deeper personalisation, creating a smarter & more engaging experience, recommending the right content and features to make users love Cleo Integrating LLMs hosted by OpenAI, Anthropic, GCP, AWS Working cross-functionally with backend engineers, data analysts, UX writers, product managers, and others to ship features that improve our users' financial health Driving the adoption of … cover, and life assurance Enhanced parental leave 1 month paid sabbatical after 4 years at Cleo Regular socials and activities, online and in-person We'll pay for your OpenAI subscription Online mental health support via Spill Workplace Nursery Scheme And many more! We strongly encourage applications from people of colour, the LGBTQ+ community, people with disabilities, neurodivergent people, parents More ❯

from our chatbot and app through deeper personalisation, creating a smarter & more engaging experience, recommending the right content and features to make users love Cleo. Integrating LLMs hosted by OpenAI, Anthropic, GCP, AWS. Working cross-functionally with backend engineers, data analysts, UX writers, product managers, and others to ship features that improve our users' financial health. Driving the adoption of … cover, and life assurance. Enhanced parental leave. 1 month paid sabbatical after 4 years at Cleo. Regular socials and activities, online and in-person. We'll pay for your OpenAI subscription. Online mental health support via Spill. Workplace Nursery Scheme. And many more! We strongly encourage applications from people of colour, the LGBTQ+ community, people with disabilities, neurodivergent people, parents More ❯

solutions in a Microsoft Partner or specialist technology consultancy environment Strong technical proficiency across Azure Synapse, Data Lake, Databricks, Power BI, Microsoft Fabric, and relevant AI services (e.g. Azure OpenAI, ML Studio) Deep understanding of modern data architectures, data governance, and operationalisation of AI models in cloud environments Experience leading client engagements, presenting to senior stakeholders, and managing delivery teams More ❯

solutions in a Microsoft Partner or specialist technology consultancy environment Strong technical proficiency across Azure Synapse, Data Lake, Databricks, Power BI, Microsoft Fabric, and relevant AI services (e.g. Azure OpenAI, ML Studio) Deep understanding of modern data architectures, data governance, and operationalisation of AI models in cloud environments Experience leading client engagements, presenting to senior stakeholders, and managing delivery teams More ❯

and implement evaluation pipelines to assess and optimize model performance Prototype and productionize agentic workflows that leverage tool usage and chaining Experiment with, tune, and benchmark different LLMs (e.g., OpenAI, HuggingFace, LangChain) Automate model evaluation and integrate insights into the dev lifecycle Support semantic search, data extraction, and document analysis use cases Collaborate with legal engineers and product to build More ❯

team working at the frontier of health and technology. What You’ll Do Design and implement secure, scalable backend systems and databases Build APIs that connect with modern LLMs (OpenAI, Claude, open-source models) Own and evolve infrastructure (some DevOps responsibilities included) Contribute to architecture decisions and write clean, maintainable code Collaborate across disciplines to ship impactful features quickly Help More ❯

team working at the frontier of health and technology. What You’ll Do Design and implement secure, scalable backend systems and databases Build APIs that connect with modern LLMs (OpenAI, Claude, open-source models) Own and evolve infrastructure (some DevOps responsibilities included) Contribute to architecture decisions and write clean, maintainable code Collaborate across disciplines to ship impactful features quickly Help More ❯

class team: Harvey is hiring the best talent from DeepMind, Google Brain, Stripe, FAIR, Tesla Autopilot, Glean, Superhuman, Figma, and more. Partnerships: Our engineers and researchers work directly with OpenAI to build the future of generative AI and redefine professional services. Performance: 4x ARR in 2024. Competitive compensation. Role Overview Harvey is looking for a User Operations Manager to lead More ❯

class team: Harvey is hiring the best talent from DeepMind, Google Brain, Stripe, FAIR, Tesla Autopilot, Glean, Superhuman, Figma, and more. Partnerships: Our engineers and researchers work directly with OpenAI to build the future of generative AI and redefine professional services. Performance: 4x ARR in 2024. Competitive compensation. Role Overview As an Enterprise Customer Success Manager, you'll play a More ❯

misuse capabilities in sensitive areas, such as CBRN, cybersecurity and international security, for several leading frontier model developers and national safety institutes; notably, our work has been featured in OpenAI's system card for o1. Our commitment also extends to conducting fundamental technical research on mitigation strategies, with our findings published in peer-reviewed conferences and delivered to national security More ❯

Python-based applications that use the Flask framework We store data in Postgres databases, using SQLAlchemy to access this from our Python apps We use LLM models from both OpenAI and Anthropic to power cutting edge automation in our internal tools We extensively test our applications using unit testing frameworks We use AWS to host our applications, using a variety More ❯

spent Q4 2024 in San Francisco at HF0, the best AI startup accelerator in the world, learning from experts like the CEO of Instacart, Head of Applied Research at OpenAI and the Co-founder of Snowflake. We're now at the stage of hypergrowth and are looking for the best of the best. What we value: We believe small, passionate More ❯

infrastructure and AI tools to automate repetitive tasks, conduct effective QA, and support end-to-end workflows for internal users. Prototype new integrations with our tech partners (among them OpenAI, Vercel, Algolia, Commercetools, Bynder, Ninetailed, Slack). Collaborate with Sales Engineering, Developer Relations, Solutions Architecture, and Product Marketing to create polished demo sites and apps. Collaborate with Product Management, Engineering More ❯

workflows) Scalable backend services and internal APIs to support data-heavy processes Realtime interfaces using modern frontend frameworks (HTMX/Turbo/Alpine or similar) Integrations with LLMs (e.g., OpenAI, Claude) to optimise and automate user workflows Developer tooling and infrastructure to support continuous deployment and high availability Tech Stack Overview (this isn’t a list of all the things … just giving you a good overview of what is on offer) Backend: Ruby on Rails, PostgreSQL, Sidekiq, Redis, AWS Frontend: Turbo/Hotwire, Phlex, AlpineJS, TailwindCSS AI/LLM: OpenAI, Claude, LangChain (or equivalents) Infra: Docker, Terraform, GitHub Actions, CloudWatch What You’ll Do Write clean, well-tested code across the stack with a product-focused mindset Own feature development More ❯

workflows) Scalable backend services and internal APIs to support data-heavy processes Realtime interfaces using modern frontend frameworks (HTMX/Turbo/Alpine or similar) Integrations with LLMs (e.g., OpenAI, Claude) to optimise and automate user workflows Developer tooling and infrastructure to support continuous deployment and high availability Tech Stack Overview (this isn’t a list of all the things … just giving you a good overview of what is on offer) Backend: Ruby on Rails, PostgreSQL, Sidekiq, Redis, AWS Frontend: Turbo/Hotwire, Phlex, AlpineJS, TailwindCSS AI/LLM: OpenAI, Claude, LangChain (or equivalents) Infra: Docker, Terraform, GitHub Actions, CloudWatch What You’ll Do Write clean, well-tested code across the stack with a product-focused mindset Own feature development More ❯

workflows) Scalable backend services and internal APIs to support data-heavy processes Realtime interfaces using modern frontend frameworks (HTMX/Turbo/Alpine or similar) Integrations with LLMs (e.g., OpenAI, Claude) to optimise and automate user workflows Developer tooling and infrastructure to support continuous deployment and high availability Tech Stack Overview (this isn’t a list of all the things … just giving you a good overview of what is on offer) Backend: Ruby on Rails, PostgreSQL, Sidekiq, Redis, AWS Frontend: Turbo/Hotwire, Phlex, AlpineJS, TailwindCSS AI/LLM: OpenAI, Claude, LangChain (or equivalents) Infra: Docker, Terraform, GitHub Actions, CloudWatch What You’ll Do Write clean, well-tested code across the stack with a product-focused mindset Own feature development More ❯

A&O Shearman , Ashurst , O'Melveny & Myers, PwC , KKR, and many others. Strategic investors: Raised over $200 million from strategic investors including Sequoia, Google Ventures, Kleiner Perkins, and the OpenAI Startup Fund. World-class team: Harvey is hiring the best talent from DeepMind, Google Brain, Stripe, FAIR, Tesla Autopilot, Glean, Superhuman, Figma, and more. Partnerships: Our engineers and researchers work … directly with OpenAI to build the future of generative AI and redefine professional services. Performance: 4x ARR in 2024. Competitive compensation. Role Overview The Senior Solutions Architect at Harvey.ai is a critical role that bridges the gap between our product team and client-facing teams. You will be responsible for explaining the technical aspects of Harvey, addressing security and architecture More ❯

Large Language Models (LLMs) with our state-of-the-art computer vision technologies. Key responsibilities include: Developing and scaling robust LLM-powered applications using a variety of APIs, including OpenAI, Anthropic, and Gemini. Implementing and managing multi-API workflows using tools like LiteLLM to ensure flexibility and resilience. Building sophisticated Retrieval-Augmented Generation (RAG) systems, leveraging advanced techniques like embeddings … on AI and Machine Learning (ML). Expert-level proficiency in Python and deep learning frameworks, particularly PyTorch. Proven experience building and deploying applications with LLM APIs such as OpenAI , Anthropic , Gemini , and DeepSeek . Hands-on experience with the full RAG pipeline, including vector embeddings , rerankers , and data indexing in databases like MongoDB. Practical knowledge of LLM fine-tuning More ❯