Latest c Jobs

Senior Software QA Test Development Engineer

This role involves developing and automating test frameworks for a distributed system that manages thousands of resources across NVIDIA teams. The engineer will create test plans, automate validation for UIs, APIs, and performance, and integrate testing into CI/CD pipelines. A key focus is leveraging AI and LLMs—such as prompt engineering and fine-tuning—to enhance test automation, generate test cases, and improve QA efficiency across complex cloud and Kubernetes-based environments.

NVIDIA Reading, United Kingdom

Hybrid Permanent

Senior Software QA Test Development Engineer

This role involves developing and automating test frameworks for NVIDIA's large-scale distributed systems, with a strong focus on QA innovation using AI and LLMs. The engineer will design test plans, automate validation across UIs and APIs, integrate testing into CI/CD pipelines, and enhance testing efficiency using AI-driven tools. A key differentiator is the application of LLMs for test generation, prompt engineering, and QA workflow optimization in a high-performance computing environment.

NVIDIA United Kingdom

Director of Product

Lead product strategy and execution within Darktrace's Platform Services division, driving customer value through AI-powered cybersecurity solutions. You'll manage a team of product professionals, shape cross-functional roadmaps with engineering and UX, and influence senior stakeholders to elevate product practices. The role combines hands-on product leadership with strategic influence in a fast-paced, innovative environment.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Hybrid Permanent

Security Engineer

This role involves a 12-week training programme in threat detection and investigation, followed by joining the security engineering team to develop AI-driven hypotheses for Darktrace's Cyber AI Analyst. You'll work across security analysis, machine learning, and software engineering to automate threat detection across networks, cloud, and email. The role requires collaboration with ML, security research, and engineering teams to continuously improve AI responses based on real-world feedback.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Hybrid Permanent

Principal Data Scientist

Lead high-impact research initiatives to develop AI-driven simulation models for engineering and physical systems, translating complex physics problems into mathematical and machine learning formulations. Collaborate with cross-functional teams to integrate research into production, publish findings, and mentor junior researchers. The role emphasizes innovation in deep learning for PDEs, geometric data, and generative modeling with real-world industrial applications.

PhysicsX London, United Kingdom

Forward Deployed Software Engineer

Design and build full-stack applications that integrate AI-driven physics simulation models into real-world engineering workflows. Collaborate with data scientists and customers to develop, prototype, and deploy production-grade tools using Python, FastAPI, and cloud infrastructure. Work across industries such as aerospace, energy, and semiconductors, with opportunities for international travel to support on-site customer deployments and iterate on solutions based on direct user feedback.

PhysicsX United Kingdom

Hybrid Permanent

Research Engineer, RL Scaling Science

This role involves designing and running large-scale reinforcement learning experiments to understand scaling effects across model size, compute, and task horizon. The engineer will build benchmarks for long-horizon RL, debug system-level issues that emerge at scale, and translate validated research findings directly into production training pipelines. The position sits at the intersection of research and systems engineering, requiring deep empirical rigor and close collaboration with both research and infrastructure teams.

Anthropic London, United Kingdom £375,000 – £640,000 pa

Staff Software Engineer, AI Reliability Engineering

This role focuses on ensuring the reliability and resilience of large language model serving systems at scale. You'll design service level objectives, build observability tooling, lead incident response, and collaborate across teams to strengthen critical infrastructure paths—from API layers to accelerators. The position demands a systems-thinking engineer passionate about robustness, safety, and cross-team partnership in high-stakes AI environments.

Anthropic London, United Kingdom £325,000 – £390,000 pa

Full-Stack Engineer (Front-End Leaning)

Build and maintain front-end and back-end components for AI-powered voice, creative, and developer platforms used by millions. Work with lean, autonomous teams to deliver end-to-end features, improve UX, and integrate cutting-edge AI models. Collaborate across engineering, growth, and sales to solve customer and internal workflow challenges.

ElevenLabs United Kingdom

Remote Permanent

Full-Stack Engineer

Develop and maintain full-stack features across ElevenLabs' AI-powered voice, creative, and API platforms, with end-to-end ownership from scoping to deployment. Work in lean, autonomous teams to build scalable products using Python, TypeScript, and React, integrating cutting-edge AI models. Collaborate across engineering, growth, and sales to solve customer and internal workflow challenges while contributing to infrastructure and large-scale data systems.

ElevenLabs United Kingdom

Remote Permanent

Senior Machine Learning Scientist

Design and optimize machine learning models and LLM-powered systems for real-world NLP and Generative AI applications. Develop retrieval pipelines, evaluation frameworks, and semantic search solutions in collaboration with engineering and product teams. Work in a research-driven environment focused on agentic AI and advanced information retrieval.

Harnham - Data and Analytics Recruitment London, United Kingdom £80,000 – £95,000 pa

Marketing Operations Manager - Ai & Automation

This role involves building and leading AI-powered marketing operations, designing intelligent automation systems, and creating data-driven customer journeys across multiple channels. The person will develop predictive models, AI agents, and personalisation frameworks while ensuring governance and alignment with commercial outcomes. It's a strategic, hands-on position shaping the future of marketing technology across a growing portfolio of professional services businesses.

The Portfolio Group Manchester, United Kingdom

Principal Machine Learning Engineer

A Principal Machine Learning Engineer will lead technical innovation in speech AI by developing and deploying advanced machine learning models, translating research into scalable production systems. The role involves mentoring engineers, shaping long-term ML strategy, and solving complex modelling challenges across the organisation. Work spans distributed training, inference optimisation, and MLOps best practices within a hybrid working environment.

Speechmatics Cambridge, United Kingdom

Principal Machine Learning Engineer

Lead the development and deployment of advanced speech recognition models, bridging research and production. Drive technical vision, mentor engineering teams, and optimise large-scale ML systems for accuracy, speed, and scalability. Work across the full ML lifecycle with a focus on transformers, distributed training, and MLOps best practices.

Speechmatics London, United Kingdom

Hybrid Permanent

Data Scientist

This role involves leading end-to-end data science projects, combining structured and unstructured data to uncover insights in customer journeys. The Data Scientist will apply NLP and GenAI techniques, build robust data pipelines, and translate complex findings into actionable business recommendations. Collaboration with stakeholders and mentoring within an Agile environment are key aspects of the position.

Pontoon Welwyn Garden City, Hertfordshire, AL8 6TP, United Kingdom