Latest Defence Jobs

Senior Machine Learning Engineer

As a Senior Machine Learning Engineer, you will lead the development and deployment of cutting-edge AI systems for diverse clients, focusing on high-impact ML systems, production-grade software, and scalable infrastructure. You will collaborate with cross-functional teams, mentor junior engineers, and act as a trusted technical advisor to clients.

Faculty AI London, United Kingdom

Hybrid Permanent Flexible Clearance Required

Senior Software Engineer

This role involves working on the Faculty Frontier platform, a cutting-edge AI product that unifies decision intelligence with AI agents. You will tackle complex technical challenges, collaborate with cross-functional teams, and lead the technical delivery of customer-facing projects while mentoring junior engineers.

Faculty AI London, United Kingdom

Hybrid Permanent

Machine learning Engineer

Work as a Machine Learning Engineer building production-grade AI systems for clients in energy, sustainability, and public sectors. Focus on operationalising machine learning models, designing scalable infrastructure, and translating technical concepts for stakeholders. Collaborate across engineering, data science, and commercial teams to deliver real-world impact through responsible AI.

Faculty London, United Kingdom

Hybrid Permanent

Lead Machine Learning Engineer

Lead the technical direction of complex AI/ML systems in high-risk, government-facing environments, designing scalable production architectures and mentoring engineering teams. Drive innovation in model deployment, CI/CD pipelines, and agentic systems while aligning multi-disciplinary teams with strategic client objectives. Operate at the intersection of technical excellence and public sector impact, delivering AI solutions that improve public services.

Faculty London, United Kingdom

Hybrid Permanent Clearance Required

Lead Data Engineer

The Lead Data Engineer will develop mission-critical data solutions for National Security clients, working with cutting-edge technologies such as AI/DS, Cyber, Cloud, DevOps/SRE, and Platform Engineering. Responsibilities include designing and implementing sophisticated data pipelines, ensuring data quality, and leading challenging conversations with teams and senior stakeholders.

Searchability NS&D Gloucester, United Kingdom £65,000 – £85,000 pa

Hybrid Permanent Clearance Required

Senior Computer Vision Data Scientist

This role involves leading the development of physics-informed predictive maintenance systems for high-value industrial equipment. You will work directly with major industrial customers to build pipelines that fuse periodic inspection imagery with equipment operating history and physics-based inputs to predict remaining component life, helping operators reduce costly unplanned interventions and optimize asset availability.

PhysicsX North Tyneside, NE29 8EP, United Kingdom £120,000 pa

On-site Permanent

Senior CFD Engineer - Turbomachinery

As a Senior CFD Engineer, you will work closely with Data Scientists and Machine Learning Engineers to build and deliver high-fidelity multi-physics simulations. Your responsibilities include creating complex models, integrating experimental data, and collaborating with customers to solve their engineering challenges using advanced CAE and AI solutions. You will also travel globally to work on-site with clients and mentor junior colleagues.

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

Frontier Agents Engineer

As an Applied AI Engineer, you will work directly with enterprise clients to build advanced AI solutions, ranging from cybersecurity to journalism and genomics. Your role involves gathering business requirements, translating them into technical solutions, and optimizing AI models to meet client needs. You will collaborate with cross-functional teams, write production code, and leverage the Scale Generative Platform (SGP) to develop cutting-edge AI agents.

Scale AI London, United Kingdom

Hybrid Permanent

Azure Cloud Platform Engineer

If you are an experienced Azure Cloud Platform Engineer we have a new role we would like to discuss with you. Please note this is a hybrid role and will require 3-4 days per week onsite in Watford.We're looking for...

Devonshire Hayes Recruitment Specialists Ltd Watford, United Kingdom £55,000 – £60,000 pa

Manager, Red Team Services , GBR)

The Red Team Manager will lead a team of cybersecurity experts in simulating threat actor activities to help customers improve their security defenses. This hands-on role involves designing and delivering red team assessments, coordinating with senior leadership, and mentoring team members while actively participating in technical operations.

CrowdStrike London, SE10 0TW, United Kingdom

Remote Permanent Clearance Required

Manager, Red Team Services , GBR)

The Red Team Manager will lead a team of cybersecurity experts in simulating advanced threat actors to help customers improve their security defenses. This hands-on role involves designing and delivering red team assessments, coordinating with senior leadership, and mentoring team members.

CrowdStrike Dunscore, Alba / Scotland, DG2 0SR, United Kingdom

Remote Permanent

Account Executive

As an Account Executive at Darktrace, you will be responsible for the full sales cycle in the DACH region, from identifying and developing business opportunities to closing large deals. You will collaborate with partners, present Darktrace's AI-driven cybersecurity solutions to CISOs, and attend industry events, supported by a dedicated SDR team and in-house technical experts.

Darktrace London, UB8 1LQ, United Kingdom

Hybrid Permanent

Sr. Security Consultant - GenAI, AWS GenAI Innovation and Delivery

Are you ready to build the future of secure artificial intelligence — not just design it, but actually construct it? The AWS AWS GenAI Innovation and Delivery Center stands at the forefront of the AI revolution, where we're not just...

Amazon London, United Kingdom

Permanent

Senior Security Engineer (AI Safety), London or Lausanne

This role involves securing AI-driven drug discovery systems by designing risk frameworks, protecting machine learning artifacts, and implementing security controls across AI infrastructure. The engineer will lead incident response for AI-specific threats, enforce compliance with global regulations, and develop safety protocols for autonomous agentic workflows and large language models within a high-stakes scientific environment.

Isomorphic Labs United Kingdom

Hybrid Permanent