Latest Defence Jobs

Spotlight

Senior ML Compiler Engineer

At Fractile, we’re taking a revolutionary approach to computing to run the world’s largest language models 100x faster than existing systems. Our fast-growing team is working at the cutting edge of the latest AI developments in both hardware and software....

Fractile Bristol, United Kingdom

Spotlight

Machine Learning Engineer - National Security (Gloucestershire)

Gloucester, England, United KingdomWe’re looking for aMachine Learning Engineer to join a supportive, multidisciplinary team developing AI/ML systems to solve critical National Security challenges. As a Machine Learning Engineer, you’ll develop robust, production-ready machine learning solutions, exploring, prototyping, and deploying...

Mind Foundry Gloucester, Gloucestershire, United Kingdom

On-site Permanent Clearance Required

UK Defence Veterans - Civilian Work Attachment

Why Faculty?We established Faculty in 2014 because we thought that AI would be the most important technology of our time. Since then, we’ve worked with over 350 global customers to transform their performance through human-centric AI. You can read about...

Faculty AI London, United Kingdom

Internship

Enterprise Account Executive - Defence

SLSQ127R39Do you want to help solve the world's toughest problems with big data and AI? This is what we do everyday at Databricks.We are looking for an exceptional Enterprise Account Executive to join a new team focused on Manufacturing and...

Databricks London, United Kingdom

RF Engineering , Defence & Security – 2026 summer placement

This 12-week summer placement involves contributing to the design and development of advanced RF systems, including communication, radar, and force protection systems. You will work on system design, antenna development, and RF circuit design, collaborating with a multi-disciplinary team to deliver innovative solutions for clients in the defence and security sector.

Cambridge Consultants United Kingdom

On-site Internship Clearance Required

Software Security - Defence & Security – 2026 summer placement

This internship involves contributing to the research and development of secure systems in defence and security domains. You will support the creation of novel security technologies, perform threat analysis, and collaborate with multidisciplinary teams on projects involving software, electronics, and AI.

Cambridge Consultants United Kingdom

On-site Internship Clearance Required

Director, Defence - Sales - UK

What we’re all about.Do you ever have the urge to do things better than the last time? We do. And it’s this urge that drives us every day. Our environment of discovery and innovation means we’re able to create deep...

Quantexa London, United Kingdom

Hybrid

Optics Physicist - Vision Systems

This role involves working within a multidisciplinary team to design, model, and develop innovative optical vision systems for monitoring, tracking, and computer vision applications. Responsibilities include prototype builds, systems integration, and testing of optical sensors and electro-optical systems.

ECM Selection United Kingdom £30,000 – £45,000 pa

On-site Permanent Clearance Required

Computer Vision Engineer

This role involves leading the development and deployment of cutting-edge computer vision solutions for high-stakes defence projects. You will act as a technical authority, architecting sophisticated CV systems, guiding multidisciplinary teams, and contributing to business development by identifying new opportunities for advanced visual intelligence.

Faculty AI London, United Kingdom

Hybrid Permanent Flexible Clearance Required

Algorithm Developer (Weapon Systems)

As an Algorithm Developer at MBDA, you will work on advanced weapon systems, developing and testing mathematical algorithms using tools like Matlab/Simulink and Python. You will collaborate with cross-functional teams to ensure the algorithms meet technical specifications and contribute to the team's innovative approach to algorithm development.

MBDA Filton, Gloucestershire, United Kingdom £55,000 pa

Hybrid Permanent Flexible Clearance Required

Senior Software Engineer Delivery Lead – Tegra System Software

NVIDIA DriveOS is the trusted, TÜV SÜD-certified operating system powering sophisticated AI, computer vision, and safety workloads for autonomous driving and AI cockpits. Running on Linux and QNX, it’s the bedrock for world-changing autonomous vehicles.We seek a driven Senior Engineer...

NVIDIA Cambridge, United Kingdom

Senior Software Engineer Delivery Lead – Tegra System Software

NVIDIA DriveOS is the trusted, TÜV SÜD-certified operating system powering sophisticated AI, computer vision, and safety workloads for autonomous driving and AI cockpits. Running on Linux and QNX, it’s the bedrock for world-changing autonomous vehicles.We seek a driven Senior Engineer...

NVIDIA Bristol, United Kingdom

Research Engineer/Research Scientist - Red Team (Misuse)

About the AI Security InstituteThe AI Security Institute is the world's largest and best-funded team dedicated to understanding advanced AI risks and translating that knowledge into action. We’re in the heart of the UK government with direct lines to No....

AI Security Institute London, United Kingdom

Machine Learning Engineer

As a Machine Learning Engineer, you will work closely with Data Scientists, Simulation Engineers, and customers to understand and solve complex engineering and physics challenges. You will design, build, and test reliable and scalable ML data pipelines, manipulate 3D point cloud and mesh data, and create reusable libraries and tools. The role involves significant customer interaction and on-site collaboration, requiring strong problem-solving and communication skills.

PhysicsX North Tyneside, NE29 8EP, United Kingdom

On-site Permanent Clearance Required

Senior CFD Engineer - Turbomachinery

As a Senior CFD Engineer, you will work closely with Data Scientists and Machine Learning Engineers to build and optimize high-fidelity simulations for complex engineering challenges. Your role involves creating and validating multi-physics models, automating simulation workflows, and collaborating with customers to deliver actionable insights and solutions.

PhysicsX North Tyneside, NE29 8EP, United Kingdom

On-site Permanent

Protection Scientist Engineer, Intelligence and Investigations

This role involves designing and building systems to proactively identify and enforce against abuse on OpenAI’s products. You will work cross-functionally with product, policy, and engineering teams to develop robust abuse monitoring, automate processes, and respond to critical escalations, including those involving sensitive content.

OpenAI London, United Kingdom

On-site Permanent Clearance Required

Solutions Engineer, Large Enterprise

About the TeamThe Technical Success team is responsible for ensuring the safe and effective deployment of ChatGPT and OpenAI API applications for developers and enterprises. We act as a trusted advisor and thought partner for our customers, ensuring developers and...

OpenAI United Kingdom

Hybrid Permanent