Latest Defence Jobs

Senior Software Engineer

This role involves leading backend and edge/IoT engineering efforts to build production-grade AI systems for high-stakes defence applications. The engineer will bridge machine learning research with robust software delivery, using Python and compiled languages like Rust or C++, while implementing scalable CI/CD, containerisation, and Kubernetes deployments. Collaboration with data scientists and mentoring of engineering peers are key aspects of the position.

Faculty AI London, United Kingdom

Hybrid Permanent Flexible Clearance Required

Senior Manager

This role involves leading the delivery of AI-powered agents for critical processes in life sciences and healthcare, acting as a bridge between technical teams and enterprise clients. The Senior Manager will scope high-value solutions, manage complex implementations, and influence product development through direct customer insights. It's an entrepreneurial position requiring strategic thinking, cross-functional collaboration, and deep stakeholder engagement in high-stakes environments.

Faculty AI London, United Kingdom

Hybrid Permanent

Senior Forward Deployed Engineer

Design and build scalable, production-grade machine learning systems for high-impact clients in national security and AI safety. Lead technical architecture, deploy secure AI solutions on cloud platforms, and mentor engineering teams. Work cross-functionally to translate complex AI concepts into operational systems while adhering to rigorous ethical and security standards.

Faculty London, United Kingdom

Permanent

Associate (National Security)

This role involves scoping, building, and delivering custom AI solutions for national security clients, translating complex operational needs into actionable technical requirements. You'll work closely with government stakeholders and technical teams to develop secure, trustworthy AI systems for high-stakes environments. The position emphasizes client collaboration, open-source analysis, and user-centric workflow design within an agile delivery framework.

Faculty London, United Kingdom

Hybrid Permanent Clearance Required

Senior Machine Learning Infrastructure Engineer, Research

This role involves building and operating scalable ML infrastructure for training and serving large physics models, with a focus on distributed training optimization, data pipeline performance, and model deployment. You'll work closely with research scientists and ML engineers in a high-impact R&D environment, solving systems-level challenges in GPU clusters and HPC workflows. The position emphasizes end-to-end ownership of research infrastructure, reproducibility, and developer experience for fast iteration.

PhysicsX United Kingdom

CFD Multiphase & DEM Engineer

This role involves developing high-fidelity multiphase CFD models for industrial applications in bioprocess and chemical engineering, integrating them with AI-driven simulation workflows. The engineer will work end-to-end on multi-physics simulations, from geometry and meshing to solver development and validation against experimental data. A key focus is automating and scaling CFD workflows to enable design optimisation and support machine learning pipelines in collaboration with clients across advanced industries.

PhysicsX United Kingdom

Hybrid Permanent

Forward Deployed Software Engineer

Design and build full-stack applications that integrate AI-driven physics simulation models into real-world engineering workflows. Collaborate directly with customers and technical teams to prototype, deploy, and iterate on high-impact tools across aerospace, energy, and advanced manufacturing. Work across backend services, APIs, and cloud infrastructure while contributing to core platform development.

PhysicsX North Tyneside, NE29 8EP, United Kingdom US$150,000 – US$250,000 pa

Principal Research 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

Machine Learning Engineer

Develop and deploy scalable machine learning systems integrated with high-fidelity physics simulations, working directly with customers and engineering teams to solve real-world industrial challenges. Focus on building reliable data pipelines, manipulating 3D point-cloud and mesh data, and translating research into production-grade tools. The role involves significant customer collaboration, on-site problem solving, and travel across multiple regions.

PhysicsX United Kingdom £150,000 – £190,000 pa

Remote Permanent

CFD Engineer

This role involves building and running high-fidelity CFD simulations from geometry preparation to post-processing for moderately complex engineering cases. You'll work at the intersection of CAE and data science, supporting the development of AI-driven simulation models and contributing to automated workflows on cloud and HPC platforms. The position includes customer collaboration, model adaptation for deep learning surrogates, and occasional international travel to support on-site engagements.

PhysicsX United Kingdom

Applied Scientist - All Levels

Conduct foundational research to develop AI-driven physical simulation models for engineering and manufacturing applications. Translate complex physics and engineering problems into mathematical formulations, build and iterate machine learning models—particularly in neural operators, geometric deep learning, or generative modeling—and collaborate closely with engineers and customers to deliver real-world impact across advanced industries.

PhysicsX United Kingdom

Hybrid Permanent

Senior Applied Engineer

Develop and scale AI-driven physical foundation models for engineering simulation, bridging research and production. Translate scientific prototypes into robust, distributed ML systems using high-performance computing and cloud infrastructure. Collaborate closely with researchers, engineers, and customers to solve real-world physics and engineering challenges.

PhysicsX United Kingdom

Hybrid Permanent

Data Scientist

This role involves leading the development and deployment of AI-driven models for high-fidelity, multi-physics simulation in engineering and manufacturing. The Senior Data Scientist will work closely with simulation engineers and customers to preprocess complex data, build deep learning models, and integrate them into production-ready pipelines. The position emphasizes technical leadership, cross-functional collaboration, and on-site customer engagement to deliver practical, impactful solutions across advanced industries.

PhysicsX United Kingdom

Hybrid Permanent

Principal CFD Engineer

As a Senior CFD Engineer, you will work closely with Data Scientists and Machine Learning Engineers to deliver high-fidelity simulations and address complex engineering challenges. Your role involves building multi-physics models, automating simulation pipelines, and collaborating with customers to integrate AI-driven solutions, while traveling globally to support on-site projects.

PhysicsX United Kingdom

Hybrid Permanent