Machine Learning Jobs

Member of Technical Staff, Post-Training

Design and implement high-performance, scalable software for training and post-training of large language models, with a focus on achieving state-of-the-art results through SFT and RL techniques. Work across research and engineering to optimize training cycles and model performance on large-scale distributed systems. Collaborate with specialist teams to deliver robust, production-ready models.

Cohere London, United Kingdom

Hybrid Permanent

Member of Technical Staff, Training Performance Engineer

This role involves optimizing the performance of large language models during training, focusing on improving throughput and accelerator utilization. You'll design high-performance software, write low-level CUDA and Triton kernels, and develop profiling tools to eliminate bottlenecks. The position sits within a research-driven team working at the intersection of ML and systems engineering, leveraging large-scale infrastructure to advance NLP capabilities.

Cohere London, United Kingdom

Hybrid Permanent

Principal Photonics Architect

Lead the development of advanced photonic and optoelectronic systems, from concept to validated hardware, within a multidisciplinary team. Define technical architectures, oversee design and simulation, and manage integration with electronic and software components. Play a strategic role in advancing the Photonics Group’s capabilities and mentoring talent in emerging areas like quantum and optical computing.

Cambridge Consultants United Kingdom

On-site Permanent

Senior DSP Consultant

A Senior DSP Consultant will lead the design and implementation of advanced signal processing solutions across domains like wireless, telecoms, audio, and semiconductors. The role involves technical leadership, system architecture, IP development, and guiding multidisciplinary teams to deliver innovative, high-performance engineering outcomes. Projects span satellite communications, indoor navigation, and custom DSP core acceleration, with a strong focus on R&D and client-driven innovation.

Cambridge Consultants United Kingdom

Hybrid Permanent Flexible

Senior Solutions Architect – Large Scale Neural Networks Inference

This role involves leading AI inference strategy for EMEA customers, guiding them from proof of concept to production-scale deployment of large neural networks. The candidate will architect high-performance inference pipelines using NVIDIA's latest technologies, optimize for latency, efficiency, and cost, and translate real-world deployment challenges into product improvements for NVIDIA's inference stack. The position requires deep technical expertise in transformer models, GPU optimization, and close collaboration with both internal teams and external AI labs.

NVIDIA PLN 292,500 – PLN 650,000 pa

Senior Solutions Architect – Large Scale Neural Networks Inference

Lead technical engagements with AI-native enterprises and research labs across EMEA to define and optimize large-scale neural network inference solutions. Architect high-performance inference pipelines using NVIDIA's stack, identify system-level bottlenecks in latency, efficiency, and cost, and translate real-world deployment challenges into product improvements. Work closely with customers from proof of concept through production deployment, focusing on scalable AI infrastructure built on GPUs and optimized inference frameworks.

NVIDIA PLN 292,500 – PLN 650,000 pa

Senior Data Scientist - Consulting

The role involves building and deploying machine learning models for forecasting, customer segmentation, and propensity modelling. You will work across the full model lifecycle, from data exploration to deployment, and collaborate with product, engineering, and commercial teams to deliver scalable analytical solutions. The position also includes mentoring junior team members and contributing to data science best practices.

Harnham - Data and Analytics Recruitment London, United Kingdom £75,000 – £85,000 pa

On-site Permanent

AI Software Engineer – Machine Vision

This role involves developing and integrating AI models for machine vision applications, focusing on software development, model training, and performance optimization. You will work with C++, C#, Python, and machine learning frameworks to create robust and reliable solutions.

Adria Solutions Huddersfield, HD1 2AA, United Kingdom £55,000 – £70,000 pa

Junior DevOps / MLOps Engineer

This role involves supporting the configuration and maintenance of AWS infrastructure, building and maintaining CI/CD pipelines, automating deployment and operational tasks, and packaging and deploying machine learning models. You will work closely with software and AI engineers to ensure production systems operate effectively and reliably.

Adria Solutions Huddersfield, HD1 2AA, United Kingdom £35,000 – £45,000 pa

Senior Applied AI Engineer

This role involves building and deploying production-ready AI applications, including LLM-based solutions and RAG systems, for enterprise clients. You'll work closely with clients and internal teams to solve complex technical challenges and contribute to reusable frameworks and best practices.

Tenth Revolution Group London, United Kingdom £75,000 – £105,000 pa

AI Research Engineer

This role involves building, evaluating, and improving AI systems across large language models, agentic workflows, and computer vision. You'll work closely with engineering and product teams to develop robust AI solutions for financial crime compliance, with significant ownership over AI development and the chance to influence product direction.

Rise Technical Recruitment London, United Kingdom £80,000 – £120,000 pa

Head of Fraud

This role involves owning the fraud strategy and building AI-driven fraud prevention capabilities in a fast-growing digital financial services company. Responsibilities include developing fraud classifiers, anomaly detection, and network analysis solutions, while partnering with various teams to embed effective fraud controls.

Harnham - Data and Analytics Recruitment London, United Kingdom £110,000 – £120,000 pa

Databricks Data Engineer

As a Databricks Data Engineer, you will design and deploy scalable data pipelines using the Databricks platform, working on large-scale transformation programmes for leading UK organisations. You will collaborate with business and technical stakeholders to build robust data models and optimize data platform performance, while contributing to data governance and best practices.

Tenth Revolution Group London, United Kingdom £50,000 – £60,000 pa

DV Cleared Machine Learning Engineer

This role involves deploying and testing computer vision and ML systems in live environments, turning research models into production-grade software, and planning specialized data collections. You will also brief non-technical stakeholders on the capabilities and limitations of the technology.

CONVENTUS SOLUTIONS LIMITED Cyprus

204210-Data Scientist

This role involves conducting exploratory data analysis, running proofs of concept, and translating business problems into analytical solutions. You will design, develop, test, and monitor models, while keeping up-to-date with advancements in data science and AI to advise leadership.

PRACYVA United Kingdom £350 – £375 pd

Hybrid Contract