76 to 100 of 147 OpenAI Jobs in London

large language models. You’ll work on fine-tuning, integrating, and scaling LLMs for real-world applications. Key Skills: Strong Python engineering background Experience with LLMs (e.g. Hugging Face, OpenAI, LangChain) Model fine-tuning, RAG pipelines, vector databases (e.g. FAISS, Pinecone) Cloud (AWS/GCP), CI/CD, Docker Bonus: Knowledge of model optimization, quantization, or open-source contributions. 📩 If More ❯

large language models. You’ll work on fine-tuning, integrating, and scaling LLMs for real-world applications. Key Skills: Strong Python engineering background Experience with LLMs (e.g. Hugging Face, OpenAI, LangChain) Model fine-tuning, RAG pipelines, vector databases (e.g. FAISS, Pinecone) Cloud (AWS/GCP), CI/CD, Docker Bonus: Knowledge of model optimization, quantization, or open-source contributions. 📩 If More ❯

large language models. You’ll work on fine-tuning, integrating, and scaling LLMs for real-world applications. Key Skills: Strong Python engineering background Experience with LLMs (e.g. Hugging Face, OpenAI, LangChain) Model fine-tuning, RAG pipelines, vector databases (e.g. FAISS, Pinecone) Cloud (AWS/GCP), CI/CD, Docker Bonus: Knowledge of model optimization, quantization, or open-source contributions. 📩 If More ❯

years in data science, with a strong preference for experience in the insurance or financial services sector. Experience working with LLMs and NLP frameworks such as Hugging Face or OpenAI is a strong advantage. Proven experience managing and mentoring a team of data professionals, with a commitment to fostering a collaborative environment. If this role looks of interest, please apply More ❯

years in data science, with a strong preference for experience in the insurance or financial services sector. Experience working with LLMs and NLP frameworks such as Hugging Face or OpenAI is a strong advantage. Proven experience managing and mentoring a team of data professionals, with a commitment to fostering a collaborative environment. If this role looks of interest, please apply More ❯

hallucination risks, and user feedback Ensure regulatory alignment (GDPR, AI governance) What We’re Looking For: Proven product leadership in AI/ML environments Experience with LLMs, GenAI APIs (OpenAI, Claude, Hugging Face, etc.) Client-facing and highly communicative—ideally with startup exposure Strong understanding of UX, prompt tuning, and AI lifecycle London-based or able to travel to Shoreditch More ❯

to innovation and IP. What You’ll Be Doing Leading AI solution development end-to-end - from ideation and prototyping through to deployment Building applications powered by foundational models (OpenAI, open source), tailored to client needs Working closely with client stakeholders to understand problems and shape high-impact AI solutions Supporting and mentoring engineering teams, setting strong technical standards and More ❯

to innovation and IP. What You’ll Be Doing Leading AI solution development end-to-end - from ideation and prototyping through to deployment Building applications powered by foundational models (OpenAI, open source), tailored to client needs Working closely with client stakeholders to understand problems and shape high-impact AI solutions Supporting and mentoring engineering teams, setting strong technical standards and More ❯

productivity and significantly accelerate delivery timelines. Your tasks will include: Integrate AI into the SDLC by automating key engineering processesincluding requirements gathering, design, coding, testing, and deploymentusing tools like OpenAI Codex, ChatGPT Enterprise, Claude, OpenRouter, and RAG-based systems. Streamline Dev Workflows by embedding LLMs and RAG pipelines into daily development operations for smarter, faster delivery. Drive DevOps Automation by More ❯

React and Next.js. Backend expertise in Node.js, Python, or Go, with a focus on developing scalable APIs and AI-driven services. Experience working with AI models and APIs (e.g., OpenAI, fine-tuned models, or LLM-based applications). Familiarity with cloud-based architectures and serverless platforms, particularly within the Vercel ecosystem. A strong passion for developer experience and a deep More ❯

coaching from your manager and the technical leads on your team. You'll also regularly interact with world-famous researchers and other incredible staff, including alumni from Anthropic, DeepMind, OpenAI and ML professors from Oxford and Cambridge. In addition to Junior roles, Senior, Staff and Principal RE positions are available for candidates with the required seniority and experience. Person Specification More ❯

Conducting evaluations on frontier models and publishing the results either to the general public or a target audience such as AI developers or governments, for example, our work in OpenAI's o1-preview system card . Creating model organisms and demonstrations of behavior related to deceptive alignment, e.g. exploring the influence of goal-directedness on scheming. Designing and evaluating AI More ❯

. Integrate Power Platform solutions with other Microsoft services (e.g SharePoint, Dynamics) Build and manage data pipelines using Azure Data Factory. Support the deployment of cognitive services (e.g., Azure OpenAI, Azure Machine Learning) Work closely with business stakeholders, analysts, and other developers to gather requirements. Proven experience designing and deploying Power Automate workflows. AI/ML exposure with basic understanding More ❯

. Integrate Power Platform solutions with other Microsoft services (e.g SharePoint, Dynamics) Build and manage data pipelines using Azure Data Factory. Support the deployment of cognitive services (e.g., Azure OpenAI, Azure Machine Learning) Work closely with business stakeholders, analysts, and other developers to gather requirements. Proven experience designing and deploying Power Automate workflows. AI/ML exposure with basic understanding More ❯

Tools: Familiarity with AWS, Docker, GitHub Actions, and monitoring tools like Grafana. Mindset: Passionate about improving developer workflows and creating exceptional user experiences. Knowledge: Exposure to AI technologies like OpenAI, ChatGPT, and fine-tuning models is highly valued. Collaboration: Strong problem-solving skills and a team-oriented attitude. Availability: Ability to work in the London office at least three days More ❯

Tools: Familiarity with AWS, Docker, GitHub Actions, and monitoring tools like Grafana. Mindset: Passionate about improving developer workflows and creating exceptional user experiences. Knowledge: Exposure to AI technologies like OpenAI, ChatGPT, and fine-tuning models is highly valued. Collaboration: Strong problem-solving skills and a team-oriented attitude. Availability: Ability to work in the London office at least three days More ❯

to software developers of all skill levels. We're commercializing Ray , a popular open-source project that's creating an ecosystem of libraries for scalable machine learning. Companies like OpenAI , Uber , Spotify , Instacart , Cruise , and many more, have Ray in their tech stacks to accelerate the progress of AI applications out into the real world. With Anyscale, we're building More ❯

to software developers of all skill levels. We're commercializing Ray , a popular open-source project that's creating an ecosystem of libraries for scalable machine learning. Companies like OpenAI , Uber , Spotify , Instacart , Cruise , and many more, have Ray in their tech stacks to accelerate the progress of AI applications out into the real world. With Anyscale, we're building More ❯

to software developers of all skill levels. We're commercializing Ray , a popular open-source project that's creating an ecosystem of libraries for scalable machine learning. Companies like OpenAI , Uber , Spotify , Instacart , Cruise , and many more, have Ray in their tech stacks to accelerate the progress of AI applications out into the real world. With Anyscale, we're building More ❯

have: 3+ years of experience in research engineering, applied ML, or related fields. Strong programming skills in Python and JavaScript/TypeScript. Experience working with or fine-tuning LLMs (OpenAI, Hugging Face, etc.). A solid understanding of modern frontend technologies (React, Tailwind, etc.). Benefits: Competitive compensation package, including equity. Inclusive Healthcare Package. Learn and Grow - we provide mentorship More ❯

e commerce and content apps. Set up and maintain CI/CD pipelines and serverless cloud infrastructure (Vercel, AWS, GCP). Integrate and experiment with cutting edge AI services (OpenAI, function calling, multi modal APIs) and master prompt engineering best practices. Prototype modern, interactive user interfaces that delight players-low latency, visually rich, and optimised for both desktop and mobile. More ❯

/ML models and solutions using Python or any other competitive scripting languages Build and fine-tune large language models (LLMs) and Generative AI systems. Integrate AI solutions with OpenAI services through Microsoft Azure. Expert or advanced-level expertise in at least one leading LLM that is competitive in the market. (OpenAI, GPT 4.0, turbo, etc) Research and implement machine … To Be Successful in The Role, You Will Have Required Skills: Proficiency in Python and machine learning framework s (e.g., TensorFlow, PyTorch, Scikit-Learn). Hands-on experience with OpenAI APIs and Microsoft Azure AI services. Strong understanding of large language models, prompt engineering, and fine-tuning techniques. Experience with data manipulation libraries (e.g., Pandas, NumPy) and cloud platforms. Familiarity More ❯

to deploy and scale responsive, cross-browser consumer websites API Integrations: Confident working with third-party APIs and building wrappers for AI tools AI Tooling & Frameworks: Familiarity with LangChain, OpenAI SDKs, or other AI orchestration stacks Product Sprints: You're comfortable working in rapid, iterative cycles with weekly releases Prompt Engineering: Able to craft, test, and refine prompts for outputs More ❯

to software developers of all skill levels. We're commercializing Ray , a popular open-source project that's creating an ecosystem of libraries for scalable machine learning. Companies like OpenAI , Uber , Spotify , Instacart , Cruise , and many more, have Ray in their tech stacks to accelerate the progress of AI applications out into the real world. With Anyscale, we're building More ❯

experience. Within the last 4 years, Zip has created a new category and developed the leading solution in this $50B+ TAM space. Today, the world's leading companies like OpenAI, Snowflake, Anthropic, Coinbase, and Prudential rely on Zip to manage billions of dollars in spend. We have a world-class team coming from category-defining companies like Airbnb, Meta, Stripe More ❯