Machine Learning Jobs

Senior Machine Learning Engineer

Lead the design and deployment of production-grade machine learning systems for high-impact clients, particularly in the defence sector. Focus on scalable, ethical AI solutions using cloud platforms and modern MLOps practices. Mentor junior engineers and shape engineering standards while working across technical, product, and client teams.

Faculty AI London, United Kingdom

Hybrid Permanent Flexible Clearance Required

Lead Software Engineer

Lead the technical direction of AI and machine learning projects, designing production-grade systems and guiding cross-functional teams. Drive architectural decisions, mentor engineers, and deliver innovative solutions for clients in the energy and sustainability sector. Focus on reusable tools, scalable infrastructure, and high-impact delivery in a fast-paced environment.

Faculty AI London, United Kingdom

Hybrid Permanent

Senior Applied Scientist, Insights, Prime Video

Design and deploy scalable machine learning models to enhance observability and reduce operational load for Prime Video development teams. Work across global engineering teams to prototype and integrate AI-driven solutions using large-scale log and service data. Focus on delivering actionable insights through rigorous experimentation and production deployment.

Amazon London, United Kingdom

On-site Permanent

Data Scientist II, RufusX Science UK

This role involves improving the performance of large language models in Amazon's AI shopping assistant, Rufus, through instruction design, evaluation frameworks, and experimentation. The data scientist will analyze multimodal interaction data, develop automated evaluation pipelines, and collaborate with scientists and engineers to enhance conversational AI quality. Work includes A/B testing, retrieval augmentation, and contextual grounding to improve customer experience and business impact.

Amazon London, United Kingdom

On-site Permanent

Technical Threat Investigator, Threat Intel Engineering - UK

About the TeamSecurity is at the foundation of OpenAI’s mission to ensure that artificial general intelligence benefits all of humanity.The Threat Intelligence team protects OpenAI’s technology, people, research, and infrastructure by proactively identifying and disrupting adversaries who seek to compromise...

OpenAI London, United Kingdom

Remote Permanent

Software Engineer, GPU Infrastructure- ChatGPT Engineering

Design and operate software systems managing large-scale GPU clusters that power ChatGPT inference workloads. Build automation, observability, and intelligent tooling to improve fleet reliability, efficiency, and scalability. Collaborate with infrastructure, research, and product teams to optimize compute utilization and drive operational excellence across distributed systems.

OpenAI London, United Kingdom

Hybrid Permanent

Head of Medicinal Chemistry, Drug Design, London

Lead and strategically guide a team of 25 medicinal chemists in redefining drug discovery through deep integration with AI. Shape the scientific direction of projects from hit identification to candidate nomination, while fostering collaboration with AI, biology, and pre-clinical teams. Drive innovation by challenging traditional approaches and embedding an AI-first culture across drug design workflows.

Isomorphic Labs London, United Kingdom

On-site Permanent

RF Data Scientist / Researcher

This role involves researching and applying modern AI techniques to RF signal data, focusing on signal recognition, identification, localisation, and manipulation. The work combines algorithm development with practical machine learning applications in a sensor-rich environment, requiring strong software engineering practices and collaboration with stakeholders. It is a research-focused position with opportunities for hybrid working and publication.

ECM Selection London, United Kingdom £45,000 – £50,000 pa

Hybrid Permanent Clearance Required

Business & Marketing Data Scientist

Job Title: Business & Marketing Data ScientistLocation: Hybrid (Tues-Thurs in office, Mon & Fri remote)Remuneration: £54.81 per hourContract Details: ASAP until 4th Dec 2026Responsibilities:Formulate and interpret data to reach specific conclusions as a key project contributor.Scale existing solutions and create...

Adecco London, City And County Of the City Of London, United Kingdom £55 ph

Manager, Scaled Customer Success - London

Lead and develop a team of Customer Success Managers focused on scalable, data-driven engagement for mid-market and emerging customers. Design automated customer success programs, drive product adoption, and ensure retention and revenue growth through tech-touch strategies. Collaborate with Product, RevOps, and Enablement to rapidly deploy solutions and influence roadmap decisions in a high-growth AI SaaS environment.

Synthesia London, United Kingdom

Hybrid Permanent

Senior Data Scientist - Product Data

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US.As AI continues to shape...

Synthesia London, United Kingdom

Hybrid Permanent

Tech Lead Assist - Robotaxi

This role involves defining the end-to-end architecture for remote assistance in Wayve’s Robotaxi system, integrating vehicle telemetry with real-time human operator support. The Tech Lead will establish safety-critical system requirements, lead cross-team technical execution, and shape the technical roadmap across onboard and offboard systems. The role emphasizes low-latency, reliable, and safe human-in-the-loop operations within an AI-driven autonomous driving environment.

Wayve London, United Kingdom

Remote Permanent

Feature Owner, ADAS

This role involves end-to-end ownership of specific ADAS features such as Traffic Light Recognition, Blind Spot Monitoring, and Pre-Safe systems, ensuring they meet OEM requirements and are delivered to specification. The Feature Owner will work closely with engineering, product, and external partners to define scope, set performance targets, and support validation. Emphasis is placed on technical collaboration, customer advocacy, and aligning feature development with Wayve’s strategic autonomy roadmap.

Wayve London, United Kingdom

On-site Permanent

Data Curator, London

A Data Curator will work at the intersection of biology, chemistry, and AI to build high-quality, machine learning-ready datasets for drug discovery. The role involves integrating and curating large-scale biomedical and biochemical data, improving data interoperability, and collaborating with AI and drug discovery teams to enhance data quality and representation. The position emphasizes domain expertise in life sciences and informatics, with a focus on enabling AI-driven breakthroughs in medicine development.

Isomorphic Labs London, United Kingdom

On-site Permanent

Senior ML Engineer, Doc Fraud

This role involves building and optimizing production-scale machine learning systems for document classification and extraction, with a focus on leveraging LLMs and traditional ML to detect fraud in government-issued IDs. The engineer will lead technical design, improve model accuracy through advanced labeling workflows, and integrate solutions into customer-facing products for secure, seamless onboarding experiences.

Entrust London, United Kingdom

Hybrid Permanent