Latest Defence Jobs

PhD Physicist

This role involves tackling complex, multidisciplinary challenges across healthcare, defence, and energy by applying advanced physics and experimental techniques to real-world engineering problems. You'll work on innovative projects such as novel imaging systems, ultrasonic measurement, and magnetic positioning, combining theoretical knowledge with hands-on development. The position emphasizes rapid learning, technical creativity, and collaboration within a supportive, R&D-focused environment.

Cambridge Consultants United Kingdom

On-site Permanent Clearance Required

Machine Learning Engineer (Safety)

As a Machine Learning Engineer, you will build and deploy production-grade ML systems, collaborate with cross-functional teams to solve critical client challenges, and lead technical scoping and architectural decisions. You will work on high-stakes, high-impact missions in national security and AI safety, ensuring AI is secure, trustworthy, and safe for all.

Faculty London, Greater London, United Kingdom

Hybrid Permanent

Principal Data Scientist

Lead and deliver high-impact machine learning solutions within the Defence sector, shaping technical strategy and client engagements. You will develop production-grade AI systems, including generative and agentic AI, while mentoring junior data scientists and guiding technical selling efforts. Work involves on-site collaboration with government clients and setting standards across complex, real-world AI deployments.

Faculty UK - Remote

Remote Permanent

Lead Software Engineer

Lead the technical direction of AI and machine learning projects, designing production-grade systems and guiding cross-functional teams. Drive architectural decisions, mentor engineers, and deliver innovative solutions for clients in the energy and sustainability sector. Focus on reusable tools, scalable infrastructure, and high-impact delivery in a fast-paced environment.

Faculty AI London, Greater London, United Kingdom

Hybrid Permanent

Principal Research Scientist - AI Safety

Lead and shape the research agenda for AI safety, focusing on large language models and high-risk domains such as CBRN and cybersecurity. Conduct and oversee cutting-edge technical research, publish in top-tier venues, and mentor a growing team of researchers. Collaborate on red-teaming and evaluation projects while positioning the organisation as a thought leader in trustworthy AI development.

Faculty AI London, Greater London, United Kingdom

Hybrid Permanent Clearance Required

Graduate Electronics Engineer - RF (2026 start)

This role involves working on diverse electronics and RF engineering projects across industries such as telecoms, defence, and consumer devices. You'll engage in RF circuit design, simulation, testing, and antenna modelling, contributing to innovative product developments from concept to delivery. Collaboration with multidisciplinary teams and direct client interaction are key aspects of the role.

Cambridge Consultants United Kingdom

On-site Permanent

Principal Security Engineer – DevSecOps and Security Architect

This role involves leading security initiatives across the software development lifecycle, with a focus on integrating security into CI/CD pipelines, conducting threat modeling, and guiding secure design for web applications, APIs, and cloud services. The Principal Security Engineer will establish secure coding standards, mentor engineering teams, and manage the product vulnerability lifecycle. The position operates in a high-impact, collaborative environment shaping security for an AI-driven simulation platform in advanced engineering sectors.

PhysicsX New York, United States US$200,000 – US$300,000 pa

Hybrid Permanent

Senior Forward Deployed Software Engineer

This role involves building and deploying full-stack applications that integrate AI-driven physics simulation models to solve complex engineering problems for clients across aerospace, energy, automotive, and other advanced industries. You'll work closely with customers on-site and collaborate with data scientists and engineers to design, prototype, and iterate tools that transform engineering workflows. The position emphasizes end-to-end ownership, rapid development, and translating real-world engineering challenges into impactful software solutions using modern cloud-native technologies.

PhysicsX New York, United States US$150,000 – US$250,000 pa

Hybrid Permanent

CFD Engineer

The role involves building and refining high-fidelity CFD models from geometry cleanup to post-processing, supporting AI-driven simulation workflows for diverse engineering applications. You'll work closely with data scientists and customers to generate simulation datasets, automate pipelines using CAD and Python, and contribute to scalable, ML-integrated CAE solutions. The position emphasizes hands-on technical delivery, collaboration, and growing autonomy in a startup environment with hybrid working in London.

PhysicsX London, Greater London, United Kingdom

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 directly with customers and data scientists to design end-to-end tools, develop RESTful APIs in Python, and deploy physics-based microservices on cloud infrastructure. The role emphasizes rapid prototyping, user feedback iteration, and distilling cross-domain solutions into reusable platform features.

PhysicsX Singapore

CFD Engineer

This role involves building and running high-fidelity CFD simulations for real-world engineering problems across aerospace, energy, and advanced manufacturing sectors. The engineer will work closely with data science and machine learning teams to generate datasets for AI training, automate simulation workflows, and support customer integrations using tools like Star-CCM+, OpenFOAM, or Fluent. The position blends hands-on CAE modelling with AI-driven innovation in a collaborative, interdisciplinary environment.

PhysicsX New York, United States