Machine Learning Jobs

Senior Solutions Architect – Large Scale AI Training

This role involves working closely with leading AI research institutions and EMEA-based AI developers to design and optimize large-scale distributed training and post-training workflows for foundation models, including Mixture-of-Experts (MoE) architectures. The Senior Solutions Architect will act as a technical advisor, guiding clients on infrastructure, software stack integration, and training efficiency using NVIDIA's full stack, including Megatron-LM, NeMo, and Nemotron. The position bridges customer needs with internal product development, influencing NVIDIA's roadmap while fostering innovation through community engagement and technical collaboration.

NVIDIA PLN 292,500 – PLN 507,000 pa

Senior Solutions Architect - Multimodal AI

This role involves working as a technical advisor for EMEA AI Native companies building multimodal AI applications, focusing on document intelligence, image/video analysis, and personalization. The Senior Solutions Architect will guide customers through architectural planning, model training across modalities, and deployment using NVIDIA's full software and hardware stack. Key responsibilities include solving production-scale vision and multimodal challenges, influencing product roadmaps based on customer feedback, and engaging with the developer community through technical outreach.

NVIDIA PLN 292,500 – PLN 507,000 pa

Senior Manager (National Security)

Lead and deliver high-impact AI transformation projects for UK government and national security clients, bridging technical AI research with operational mission needs. Manage end-to-end project delivery, develop strategic proposals, and mentor cross-functional teams in a fast-evolving, high-stakes environment. Focus on responsible AI deployment, red teaming, and building trusted advisory relationships with senior stakeholders.

Faculty AI London, United Kingdom

On-site Permanent Clearance Required

Lead Data Scientist

Lead a team of data scientists to design and deliver high-impact, production-grade AI solutions for clients in highly regulated sectors such as finance and professional services. Drive technical direction, lead complex project scoping, and act as a trusted advisor to clients while shaping best practices and mentoring junior staff. Work across the full project lifecycle from feasibility to deployment, balancing innovation, speed, and reliability in real-world applications of machine learning.

Faculty AI London, United Kingdom

Hybrid Permanent

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 internal stakeholders to shape and close strategic deals. Focus on driving GenAI adoption and enterprise transformation by aligning technical capabilities with business priorities. Develop repeatable playbooks and serve as a commercial advisor in complex, multi-stakeholder environments.

OpenAI London, United Kingdom

Hybrid Permanent

Software Engineer, Model Deployment- ChatGPT Engineering

Design and operate software managing large-scale GPU clusters for ChatGPT inference, building automation and observability systems to improve fleet efficiency, reliability, and developer productivity. Work across infrastructure, research, and product teams to optimize compute utilization and build AI-powered operational tooling.

OpenAI London, United Kingdom

Hybrid Permanent

Research Scientist/Engineer - General Decision & Control Agent

This role involves advancing autonomous AI agent systems with a focus on long-term reasoning, memory, self-improvement, and reinforcement learning. The candidate will conduct foundational research to develop scalable, evolvable agents capable of continuous learning and decision-making in complex environments. Work includes designing memory architectures, self-evolving frameworks, and RL-driven optimisation, with opportunities to publish and contribute to AGI progress.

Adecco London, City And County Of the City Of London, United Kingdom £100,000 – £180,000 pa

AI Test Engineer (SC Cleared)

This role involves leading end-to-end testing strategies for AI and data-driven systems in a regulated enterprise environment. The engineer will design validation frameworks for AI models, including Generative AI and RAG solutions, integrate testing into CI/CD pipelines, and ensure compliance with security, accessibility, and performance standards. The position requires hands-on technical work alongside strategic oversight and mentoring within a hybrid setup in London.

Adecco London, City And County Of the City Of London, United Kingdom £600 – £650 pd

Machine Learning Engineer

This role involves developing end-to-end machine learning systems integrated with advanced electronics for defence and security applications. You'll work across diverse domains such as computer vision and generative models, rapidly prototyping and deploying models into functional hardware systems. The role emphasizes innovation, rapid iteration, and close collaboration in a technically driven, low-management environment.

ECM Selection Cambridge, Cambridgeshire, United Kingdom £40,000 – £70,000 pa

On-site Permanent Clearance Required

Response Squad Agent

Act as the first point of contact for technical support queries, diagnosing and resolving straightforward issues while triaging more complex cases to the appropriate teams. Maintain clear, timely communication with customers and ensure accurate logging of all incidents and resolutions. Collaborate with internal teams to improve support processes and ensure smooth escalations.

Luminance London, United Kingdom

Hybrid Permanent

Staff Research Engineer - Multimodal Generative Modelling

This role involves advancing multimodal generative models that enable natural, real-time interactive conversations combining voice, text, and video. The engineer will lead research in streaming, low-latency systems, design novel architectures using diffusion and neural codecs, and ship end-to-end models into production. Emphasis is placed on emotional expressiveness, conversational realism, and tight integration across audio-visual modalities.

Synthesia London, United Kingdom

Remote Permanent

Senior Technical Program Manager (InfoSec), London

Lead the delivery of complex security initiatives in a fast-moving AI-driven drug discovery environment, bridging security strategy and engineering execution. Translate CISO objectives into technical roadmaps, secure AI models and pipelines, and build automated dashboards for risk visibility. Partner closely with ML and engineering teams across the Alphabet/Google ecosystem to balance security, compliance, and research velocity.

Isomorphic Labs London, United Kingdom

On-site Permanent

Principal Security Engineer – DevSecOps and Security Architect

This role involves leading security initiatives across the software development lifecycle, with a focus on integrating security into CI/CD pipelines, conducting threat modeling, and guiding secure design for web applications, APIs, and cloud services. The Principal Security Engineer will establish secure coding standards, mentor engineering teams, and manage the product vulnerability lifecycle. The position operates in a high-impact, collaborative environment shaping security for an AI-driven simulation platform in advanced engineering sectors.

PhysicsX United Kingdom US$200,000 – US$300,000 pa

Hybrid Permanent

Research Leader (Toxicology), Cambridge, MA

Lead toxicology strategy in an AI-driven drug discovery environment, designing safety assessment frameworks and predictive models to reduce reliance on animal testing. Collaborate with machine learning teams to integrate toxicology insights into a digital drug design engine, while mentoring junior scientists and guiding regulatory submissions for small molecules and biologics.

Isomorphic Labs Cambridge, United Kingdom

Machine Learning Engineer / ML Engineer - Roleplay Sessions

Develop and enhance the AI engine powering interactive roleplay training, focusing on real-time speech analysis, performance scoring, feedback generation, and dynamic avatar responses. Work at the intersection of applied machine learning and product development within a high-impact AI video platform. Collaborate closely with engineering and product teams to deliver scalable, user-centric AI solutions.

Synthesia London, Europe, United Kingdom

Permanent