Latest Defence Jobs

Senior Manager (National Security)

Leads high-stakes AI transformation projects for UK government national security partners, combining commercial strategy with technical delivery. Bridges advanced AI research and operational mission needs, managing multidisciplinary teams and shaping proposals for strategic use cases. Focuses on responsible AI deployment, red teaming, and safety evaluation in a rapidly evolving domain.

Faculty AI London, United Kingdom

On-site Permanent Clearance Required

Associate

This role involves managing work streams to deliver custom AI solutions for financial institutions, translating complex operational needs into technical requirements, and collaborating with stakeholders and engineering teams. The Associate will help design and test decision-support workflows in high-stakes environments while contributing to internal strategy and thought leadership. The position emphasizes client engagement, agile delivery, and innovation within regulated financial services.

Faculty AI London, United Kingdom

Hybrid Permanent

Research Scientist

This role involves conducting original research in AI safety, focusing on interpretability and behavioral analysis of transformer-based large language models. You'll design and run experiments, develop reproducible research tooling in Python with PyTorch, and translate technical findings for government, frontier labs, and national security partners. The position emphasizes scientific rigor, collaboration with senior researchers, and contributing to emerging AI safety standards.

Faculty London, United Kingdom

Permanent

Forward Deployed Engineer

Design and deploy production-grade machine learning systems for high-impact clients in national security and AI safety. Develop scalable ML infrastructure, lead technical architecture decisions, and translate complex AI concepts for stakeholders. Work across the full ML lifecycle from prototyping to deployment using modern cloud and containerisation technologies.

Faculty London, United Kingdom

Permanent

Staff Backend Software Engineer - Python & GO

Build and maintain a high-performance backend platform for AI-driven, multi-physics simulation used by data and simulation engineers. Work on scalable, observable systems in Python and Go, with ownership from development to production. Collaborate closely with domain experts in engineering and machine learning to enable physics-informed model deployment across aerospace, energy, and advanced manufacturing sectors.

PhysicsX London, United Kingdom

Machine Learning Engineer

A Senior Machine Learning Engineer will lead the deployment of AI models into production environments for engineering and physics simulation, working closely with customers and cross-functional teams. The role involves building scalable ML pipelines, mentoring engineers, and translating R&D into practical tools using technologies like PyTorch, Kubeflow, and fastAPI. Frequent international travel is required for on-site collaboration.

PhysicsX United Kingdom

Hybrid Permanent

Principal Machine Learning Engineer

This role involves deploying and scaling machine learning models for high-fidelity engineering simulations, working directly with customers to integrate AI into production environments. The Principal ML Engineer will lead technical architecture, build robust data and inference pipelines using Python, PyTorch, and Kubeflow, and mentor teams across global customer sites. The position bridges advanced physics-based challenges with practical AI solutions in industries like aerospace, energy, and semiconductors.

PhysicsX United Kingdom

Hybrid Permanent

Senior Forward Deployed Software Engineer

This role involves building and deploying AI-driven simulation applications that solve complex engineering problems across industries like aerospace, energy, and semiconductors. You'll work closely with customers, data scientists, and ML engineers to design end-to-end tools that integrate physics AI models into real-world engineering workflows. The position emphasizes rapid prototyping, full-stack development, and translating cross-industry challenges into scalable software solutions.

PhysicsX United Kingdom

Senior Machine Learning Engineer

A Senior Machine Learning Engineer will lead the deployment of AI models into production environments for engineering and physics simulations, working closely with customers and cross-functional teams. The role involves building scalable ML pipelines, mentoring engineers, and traveling to client sites globally. The position operates at the intersection of data science and software engineering, focusing on real-world impact in advanced industries.

PhysicsX London, United Kingdom

Senior Software Security Developer – Core Platform Services

This role involves designing and implementing security features for a core platform in an AI-driven engineering simulation environment. The developer will act as a security SME, conducting threat modeling, code reviews, and mentoring teams on secure coding practices. Key focus areas include authentication, authorization, and secure CI/CD workflows within a high-performance technical environment.

PhysicsX London, United Kingdom