Latest OpenAI Jobs

AWS Specialist Sellers, Strategic Pursuits

Lead high-value enterprise opportunities through the joint AWS and OpenAI co-sell motion, working closely with AWS field teams and OpenAI stakeholders to shape and close strategic AI and cloud transformation deals. Develop scalable playbooks and value propositions that align OpenAI’s capabilities with enterprise business priorities. Operate in a cross-functional, executive-facing role to drive commercial execution and pipeline growth.

OpenAI London, United Kingdom

Hybrid Permanent

Software Engineer, ChatGPT Infrastructure

Design, build, and operate scalable, reliable infrastructure supporting AI systems like ChatGPT and the OpenAI API. Focus on performance, observability, security, and automation while collaborating with research, product, and engineering teams. Improve developer experience and system resilience at global scale.

OpenAI London, United Kingdom

On-site Permanent

Senior AI Engineer

Lead the design and deployment of scalable AI and generative AI solutions, including LLM-based applications for enterprise search, document summarization, and conversational AI. Drive innovation through retrieval-augmented generation (RAG) architectures and mentor engineering teams in transformer models and prompt engineering. Collaborate across data, ML, and business teams to deliver measurable impact using cloud AI platforms and MLOps practices.

Appcast Enterprise Cork, United Kingdom

AI Technical Platform Leader

This role involves leading the design, implementation, and operation of enterprise-wide AI platforms at WTW, with a focus on generative AI, agentic systems, and automated governance. The individual will work across technology, compliance, and business teams to build self-service, secure, and intelligent AI solutions using cloud-based services and modern AI engineering practices. Key responsibilities include platform architecture, DevOps automation, AI governance, and translating business needs into scalable technical solutions.

WTW Ec3M7Dq, United Kingdom

Control Red Team - Research Engineer/Research Scientist

This role involves designing and conducting machine learning experiments to evaluate the effectiveness of AI control measures such as monitors, sandboxing, and permission systems. The researcher will develop adversarial attacks to test frontier AI models, build experimental infrastructure, and produce actionable insights for both companies and government stakeholders. Work combines technical depth in ML with strategic red-teaming to uncover real-world risks in advanced AI systems.

AI Security Institute London, United Kingdom

Senior Product Manager, Document Verification

Lead the product strategy and execution for a core component of a document verification platform, focusing on improving identity verification outcomes through AI/ML, fraud prevention, and regulatory compliance. Collaborate with engineering, data science, and customer-facing teams to enhance accuracy, conversion, and security in digital identity workflows. Work at the intersection of identity, security, and user experience in a rapidly evolving ecosystem including eIDs and digital wallets.

Entrust London, United Kingdom

Hybrid Permanent

Treasury Back Office Analyst

Process and reconcile treasury transactions, manage bank accounts and company card schemes, and support cash operations within a global shared service environment. Ensure compliance with financial controls and contribute to process improvements and system integrations using tools like Kyriba and Oracle Fusion. Act as a key operational link between local finance teams and Group Treasury.

Ocado United Kingdom

Senior Machine Learning Engineer (E3)

A Senior Machine Learning Engineer in the Smarties team at Ocado will own the full ML lifecycle for production systems powering intelligent features like recommendations, search ranking, and customer personalisation. The role focuses on building scalable, reliable ML infrastructure while improving data quality and enabling product teams to integrate AI capabilities self-serve. Work spans MLOps, model design, experimentation, and cross-functional collaboration within a high-engineering-culture environment.

Ocado United Kingdom

Hybrid Permanent

Senior MLOps Engineer

This role involves building and maintaining MLOps infrastructure to productionise advanced AI and computer vision models, from distributed training to deployment on cloud and edge devices. The engineer will optimise inference, manage model registries, and develop CI/CD and monitoring pipelines while working closely with research and software teams. The position requires strong hands-on skills in Python, containerisation, and GPU-accelerated systems, particularly NVIDIA Jetson platforms.

MFK Recruitment Brentford, London, TW8 9DE, United Kingdom £75,000 – £100,000 pa

Hybrid Permanent Clearance Required

Senior Product Engineer (AI & Full Stack)

This role involves designing and building greenfield AI-powered enterprise products from concept to production, using modern full-stack technologies and AI-assisted development. The engineer will work in a small, collaborative team to create responsive web applications with React and TypeScript, develop Node.js backend services, and integrate secure enterprise systems. A strong focus is placed on innovation, user experience, and leveraging AI tools to accelerate development in a cloud-native environment.

Infused Solutions London, United Kingdom £65,000 – £75,000 pa

Senior AI Engineer - Product

This role involves leading the end-to-end development of enterprise AI products, from concept to market launch, with a focus on translating business challenges into AI-driven solutions. The engineer will work closely with data scientists and stakeholders to build production-grade AI systems using LLMs, RAG architecture, and agentic workflows, particularly within financial services. The position requires strong technical expertise in Python and AI platforms, alongside product strategy and stakeholder engagement.

Infused Solutions London, United Kingdom £500 – £600 pd

Senior Software Engineer, Identity

This role involves designing and building secure identity and access management systems for enterprise-scale AI platforms. The engineer will develop authentication and authorization solutions using standards like SSO, MFA, OAuth, and OpenID Connect, and implement fine-grained access controls such as ReBAC and RBAC. The position offers exposure to cutting-edge AI infrastructure and compliance with major security frameworks.

Scale AI London, United Kingdom

Hybrid Permanent

Senior Software Engineer

This role involves designing and developing scalable full-stack applications using React, TypeScript, Node.js, and NestJS, with a focus on modern engineering practices such as micro frontends, CI/CD, and secure coding. The engineer will collaborate with product and architecture teams, mentor junior developers, and integrate AI-assisted tools to improve productivity. Work is remote with occasional visits to South Wales.

Sanderson Cardiff, Cymru / Wales, CF10 2AF, United Kingdom £60,000 – £72,000 pa

Remote Permanent

Senior Software Security Developer – Core Platform Services

This role involves designing and implementing security features for a core platform in an AI-driven engineering simulation environment. The developer will act as a security SME, conducting threat modeling, code reviews, and mentoring teams on secure coding practices. Key focus areas include authentication, authorization, and secure CI/CD workflows within a high-performance technical environment.

PhysicsX London, United Kingdom

Platform Architect - Agentic Trust

This role involves defining and governing the four-plane reference architecture (Identity, Authority, Execution, Assurance) for Entrust's Agentic Trust Layer, ensuring cryptographic assurance, interoperability, and scalability across product teams. The Platform Architect leads architectural coherence, establishes dependency contracts between product lines, and drives compliance with security and regulatory standards. They also represent Entrust in key standards bodies and shape emerging frameworks for agentic enterprise trust.

Entrust United States