Latest Defence Jobs

Principal AI & Algorithms Engineer (Defence & Security)

This role involves leading the design and implementation of advanced algorithms for intelligent systems in defence and security contexts, with a focus on machine learning, AI, and sensor processing. The engineer will act as a technical authority, shaping project direction, mentoring teams, and contributing to client-facing proposals and sales efforts. Work includes hands-on development, technical architecture, and advancing internal capabilities through research and innovation.

Cambridge Consultants United Kingdom

Hybrid Permanent 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

Solutions Architect

This role involves leading the design and implementation of advanced defence technology solutions, focusing on AI, autonomous systems, and multi-domain integration. The Solutions Architect will work across experimentation and demonstration programmes, translating operational needs into deliverable technical architectures. It is a strategic, customer-facing position requiring deep technical expertise and engagement with senior stakeholders in defence and government.

Rebel Recruitment United Kingdom £85,000 – £130,000 pa

Remote Permanent Clearance Required

Senior ML Engineer

This role involves building and deploying machine learning models in secure, data-rich environments, contributing to national-level outcomes. You will work with large datasets, develop AI-driven capabilities, and collaborate with a multidisciplinary team to support mission-critical systems.

eFinancialCareers London, United Kingdom £60,000 pa

Hybrid Permanent Clearance Required

Lead Computer Vision Engineer

Lead the development and deployment of cutting-edge computer vision systems within high-stakes defence projects, translating advanced AI research into robust, real-world solutions. Drive technical strategy, mentor engineering talent, and act as a subject matter expert across multidisciplinary teams. The role emphasizes innovation, ethical AI, and hands-on leadership in complex operational environments.

Faculty AI London, United Kingdom

Remote Permanent Flexible Clearance Required

Platform Engineer

As a Cloud Platform Engineer, you will design, build, and maintain cloud-native platforms and infrastructure, enabling Data Science and Software Engineering teams to develop and deploy solutions at scale. You'll work in a dynamic, innovative environment focused on AI, machine learning, and modern cloud technologies, with a strong emphasis on rapid prototyping and experimentation.

Experis Cheltenham, Gloucestershire, United Kingdom £520 – £560 pd

On-site Contract 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

Faculty Fellowship Programme - Data Science - October 2026

This role involves an 8-week intensive fellowship programme focused on transitioning academics into data science careers. Fellows receive training in applied data science and machine learning, then work on a real-world project with a partner organisation. The programme concludes with a Demo Day presentation to industry leaders, offering networking and career transition opportunities.

Faculty London, United Kingdom

On-site Permanent

Machine learning Engineer

Design and deploy production-grade machine learning systems for clients across energy, utilities, and environmental sectors. Work hands-on to operationalise models, build scalable ML infrastructure, and translate complex AI concepts for stakeholders. Collaborate with cross-functional teams to deliver real-world impact through responsible AI.

Faculty London, United Kingdom

Hybrid Permanent Clearance Required

Modelling & Simulation Systems Engineer

Develop and maintain models and simulations for advanced defence systems using MATLAB and related tools. Support algorithm development, conduct systems studies, and participate in field trials and lab testing within a high-security environment. Work alongside experienced engineers on cutting-edge sensor technologies and contribute to multiple technical programmes.

Electus Recruitment Stevenage, Hertfordshire, United Kingdom £40,000 – £58,000 pa

Hybrid Permanent Clearance Required

Machine Learning Engineer

This role involves developing and deploying machine learning models for real-world signal processing and automation challenges, with a focus on extracting actionable intelligence from complex, noisy data. You'll work on mission-critical systems applying AI to tasks like signal classification and intelligent frequency selection. The position bridges advanced ML techniques with practical engineering in a high-impact technical environment.

Rebel Recruitment Lincolnshire, United Kingdom £80,000 – £90,000 pa

Hybrid Permanent Clearance Required

Modelling & Simulation Engineer

This role involves developing system models and simulations for advanced defence sensing and guidance technologies, using MATLAB and model-based design to support algorithm development and performance assessment. You'll work across the full engineering lifecycle, from rapid prototyping to testing and field trials, in a multidisciplinary team focused on cutting-edge defence systems. The position offers technical ownership, professional growth, and exposure to international collaboration.

Matchtech Bristol, United Kingdom

Hybrid Permanent Clearance Required

Software Engineer Python and Java

This role involves developing advanced software solutions in AI, autonomy, and machine learning for national security and defence applications. You will work across the full software development lifecycle, contributing to research-driven projects that transition from concept to operational platforms. The role emphasizes secure, high-quality software development using Python, Java, and cloud technologies within Agile and DevOps environments.

Appcast Enterprise Farnborough, GU14 7JT, United Kingdom £47,600 – £61,000 pa

Hybrid Permanent Clearance Required

Data Science - Assistant Manager

This role involves leading the technical delivery of data science and machine learning projects, building and optimizing models, and working in cloud and high-performance computing environments. You will also support and mentor a small team while staying current with emerging trends in GenAI and advanced analytics.

eFinancialCareers London, United Kingdom £60,000 – £75,000 pa

Hybrid Permanent Clearance Required

Field CTO

This role involves leading end-to-end deployment of a high-fidelity AI simulation platform into customer environments, particularly in regulated and complex infrastructure settings. The Field CTO acts as both a senior technical advisor to strategic customers and a hands-on leader of regional deployment engineering teams, ensuring technical excellence, compliance, and strong cross-functional coordination. The position blends executive engagement with deep technical oversight, especially around Kubernetes-based platforms, infrastructure-as-code, and enterprise-scale deployments.

PhysicsX North Tyneside, NE29 8EP, United Kingdom

Hybrid Permanent Clearance Required