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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Senior Technical Architect - IT Platforms - **Company:** QinetiQ Group plc - **Location:** Farnborough, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Systems Engineering, Cloud Computing, Cyber Security, Data Architecture, Interoperability, Systems Integration, Data Management - **Published:** September 4, 2026 - **Apply:** https://careers.qinetiq.com/talentcommunity/apply/1373608933/?locale=en_GB ## About the Role * Extensive experience architecting secure, complex systems within defence, national security, aerospace, or similarly regulated sectors * Deep knowledge of different technologies such as - Secure networks and cross domain solutions, Cloud and Hybrid architectures, Data architectures/integration/interoperability standards, Mission systems/sensors/platform integration, and Cybersecurity/cryptographic controls * A strong understanding of MOD acquisition frameworks, security classifications, and secure by design principles * Expertise in systems engineering, enterprise architecture and model based approaches * Proven ability to lead multi-disciplinary teams and influence senior stakeholders Essential qualifications for the Principal Senior Technical Architect - IT Platforms: * Chartered Engineer (CEng) or equivalent relevant experience We value difference and we don't have a fixed idea when it comes to background or education, provided you can show the required level of experience and willingness to learn then we would like to hear from you. This role is 37 hours per week based at either our Farnborough or Malvern site. Minimum, average site attendance of 3 days per week. Frequent customer travel will be required. ## Description As a Principal Senior Technical Architect - IT Platforms, you will play a pivotal role in shaping, designing, and governing complex defence grade IT and mission systems operating. You will be operating at the intersection of technology, security, and operational capability, this role ensures that solutions are architected to meet stringent defence requirements, integrate seamlessly across domains, and resilient, scalable, and future proof. Day-to-day, you will work closely with programme leadership, engineering teams, military stakeholders, and industry partners to translate operational needs into robust innovative solutions that enable mission success. Your responsibilities will include: * Developing end to end solution architectures for National Security, Defence IT, C5ISR, mission systems, and secure services and consultancy * Leading architectural governance, ensuring compliance with MOD standards, JSPs, DEFSTANs, NIST, and relevant NATO frameworks * Shaping technical roadmaps aligned with growth roadmaps and long-term defence strategies evaluating and selecting technologies across cloud, edge computing, secure networks, data platforms, AI/ML, and mission critical software * Collaborating with senior military users, programme managers, and engineering leads to capture operational needs and translate them into technical solutions * Being responsible for the delivery of compelling and innovative solutions to successfully win and deliver competitive bids and projects * Providing architectural oversight throughout the solution lifecycle, from bid and concept development to delivery and in service support ## Related Videos - [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone) - [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats) - [It's all about the Data](https://www.wearedevelopers.com/videos/425-it-s-all-about-the-data) - [Green Cloud Computing](https://www.wearedevelopers.com/videos/592-green-cloud-computing) - [Architecting the Future: Leveraging AI, Cloud, and Data for Business Success](https://www.wearedevelopers.com/videos/1096-architecting-the-future-leveraging-ai-cloud-and-data-for-business-success) - [Cyber Security: Small, and Large!](https://www.wearedevelopers.com/videos/259-cyber-security-small-and-large) ## Related Articles - [IT Salaries in UK](https://www.wearedevelopers.com/magazine/288-it-salaries-in-uk) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Software Engineer Salary in The UK](https://www.wearedevelopers.com/magazine/231-software-engineer-salary-in-the-uk) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london)