ML / AI Jobs in United Kingdom

Open 79d Europe, UK Licensed NL sponsor

Machine Learning Engineer

Build and optimize large-scale ML training and inference pipelines for low-latency trading systems using Python, CUDA, PyTorch/TensorFlow, and GPU acceleration.

backbone cloud cpp cuda data-science +10 skills

IMC Trading

Open 66d UKPrincipal Licensed NL sponsor

Principal Research Scientist - Machine Learning

backbone machine-learning proof-of-concept statistics

Lead IMC’s long-term ML research agenda, translating cutting-edge academic advances into practical trading applications and mentoring researchers.

IMC Trading

Open 56d UKFull-time Licensed NL sponsor

Graduate Machine Learning Researcher - London

backbone deep-learning machine-learning python pytorch +2 skills

Research and implement ML models for global trading strategies in equities, futures, and options markets using Python and PyTorch.

accurx

Open 76d HybridUKFull-timeSenior Licensed UK sponsor

Senior Machine Learning Engineer

ai csharp data-ingestion deep-learning fine-tuning +14 skills

The Senior Machine Learning Engineer will design and deploy end-to-end ML systems to interpret patient healthcare requests and improve triage outcomes. The role involves collaborating with data scientists to productionize models using Python, C#, or Go within a healthcare-focused product environment.

115 000 – 135 000 £

VIQU IT Recruitment

Junior ML Engineer - Contract

UKContractJunior

Build physics-based performance models and optimisation tools in Python for a UK AI startup in regulated sectors.

ai llm machine-learning

Open 79d UKFull-time H-1B sponsor history

Machine Learning Engineer

ai automation deep-learning distributed-training generative-ai +7 skills

Builds and scales machine learning systems for autonomous driving, focusing on reinforcement learning, generative models, and evaluation workflows to improve self-driving performance.

120 000 – 130 000 £

Open 79d HybridUKFull-timeSenior H-1B sponsor history

Senior Machine Learning Engineer / London (UK-LON-40BR) / Simulation (7XW)

data-science deep-learning machine-learning

Builds and improves autonomous-vehicle simulations using deep learning and large foundation models to train and evaluate Waymo’s self-driving software in London.

123 000 – 129 000 £

Open 79d UKFull-timeStaff H-1B sponsor history

Staff Machine Learning Engineer

ai automation deep-learning distributed-training generative-ai +7 skills

A senior machine learning engineer at Waymo builds and scales AI systems for autonomous driving, focusing on reinforcement learning, generative models, and evaluation workflows to improve self-driving performance.

150 000 – 162 000 £

Open 79d HybridUKFull-timeStaff H-1B sponsor history

Staff Machine Learning Engineer, Simulation

data-science deep-learning machine-learning

Build ultra-realistic autonomous-vehicle simulations using large foundation models to train and evaluate Waymo’s self-driving AI in London, collaborating with teams in Mountain View and Oxford.

155 000 – 163 000 £

Open 79d UKFull-timeStaff H-1B sponsor history

Staff Machine Learning Infrastructure Engineer, Simulation

ai data-engineering deepspeed distributed-systems distributed-training +4 skills

Leads the design and scaling of AI/ML infrastructure for billion-parameter foundation models used in ultra-realistic autonomous-driving simulations, collaborating with research teams to improve simulation fidelity.

155 000 – 163 000 £

Open 48d HybridUKFull-timeStaff H-1B sponsor history

Staff Machine Learning Engineer (TLM), Driver Understanding and Evaluation

data-science deep-learning machine-learning

Builds and evaluates machine learning models for autonomous vehicle simulations, focusing on realism metrics and integrating foundation models into Waymo's evaluation systems.

155 000 – 163 000 £

BNY

Open 73d UKFull-timeC-level

Vice President, AI / Machine Learning Software Engineer

ai analytics data-science machine-learning solution-design

Design and build AI-driven solutions for complex financial data problems, from model selection to system integration, using scalable architectures and strong engineering principles.

HSBC

Senior/Lead Machine Learning Engineer

UKLead

The Senior Machine Learning Scientist will design, build, and deploy production-grade AI and GenAI services for wholesale banking use cases. The role focuses on MLOps/LLMOps, infrastructure, and collaborating with cross-functional teams to ensure scalable and secure AI solutions.

VIQU IT

Junior ML Engineer - Contract

UKContractJunior

This is a 6-month contract role for a Junior Machine Learning Engineer to build physics-based performance modelling and optimization capabilities for a UK-based AI startup. The role focuses on software engineering tasks, specifically transitioning models from research notebooks into production environments.

ai llm machine-learning

Open 34d HybridEurope, UKFull-timeSenior

Senior Director of Machine Learning (Experiences)

Leads a machine learning organization at a global travel platform, defining AI strategy for personalization, recommendations, and generative AI while scaling a team across London, Oxford, and Krakow.

ab-testing agentic-ai agile ai analytics +10 skills

Open 33d UKFull-timePrincipal

Staff/Principal Machine Learning Scientist - Ranking & Retrieval

ab-testing agentic-ai agile ai aws +19 skills

Principal Machine Learning Scientist at TripAdvisor in London designing and scaling AI systems for travel discovery, ranking, and recommendations using deep learning and graph-based methods.

Open 32d UKFull-timeSenior

Senior Machine Learning Scientist (Experiences)

agentic-ai agile ai automation deep-learning +11 skills

Senior Machine Learning Scientist at TripAdvisor in London building and optimizing ML models for travel experiences discovery, including search, ranking, and content AI using Python and deep learning frameworks.

Open 18d UKFull-timePrincipal

Principal Machine Learning Scientist

ab-testing agentic-ai agile ai aws +19 skills

Principal ML Scientist at TripAdvisor building and scaling AI-driven travel discovery systems—ranking, retrieval, and sequential recommendations—using deep learning, graph methods, and multi-objective optimization to power real-time itinerary search for millions of users.

CBSbutler Holdings Limited trading as CBSbutler

AI/ML Engineer

The AI/ML Engineer will work on complex technical projects within the defense and national security sectors, focusing on practical applications of AI technologies including LLMs. The role is hybrid, requiring two days per week onsite in Romsey.

ai llm machine-learning

60 000 – 60 000 £

Deliveroo

7 days ago

Senior Machine Learning Engineer - Growth & Personalisation

On-siteUKFull-timeSenior