Source: https://tendernation.io/opportunities/01a13d0d-67fb-7376-9ca0-753f1bcf87c2/cyber-secuirty-design-authority awarded GB restricted procedure # Cyber Secuirty Design Authority [Ministry of Defence](https://tendernation.io/buyers/ministry-of-defence) Estimated value £1,900,000 Published 12 Nov 2025 Deadline Closed 30 Sept 2025 ## About this tender ### Cyber Security Design Authority (CSDA) - The Contracting Authority for this requirement is Strategic Command (UKStratCom) which is part of the Ministry of Defence (MoD). UKStratCom supports the MoD by making sure that joint capabilities such as medical services, training and education, intelligence and information systems are developed and managed across all five of the land, sea, air, space and cyber domains. The Authority also manages overseas joint operations. - The Cyber Resilience Programme sits within the Crypto & Defensive Cyber delivery team within Defence Digital which itself is part of UKStratCom. The CSDA Close Support Partner will be funded by, and accountable to both the Cyber Resilience Programme and the Defence Digital Cyber Security Architecture team. - The Defence Digital Cyber Security Architecture team sits within the 2-star Directorate of Cyber Defence & Risk. It is part of the 1-star Cyber Strategy & Architecture function. The CSA team work alongside Cyber Strategy & Innovation and the Defensive Cyber Joint User. The Cyber Security Design Authority (CSDA) will be responsible for the design, creation, and improvement of security architecture products in support of Defence Digital strategy and the associated delivery plans, and in accordance with the established delivery method used within Defence Digital. ## CPV classification Security software development services Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/af11475a-9e56-4a77-8bf4-167d9e4e32c2) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Ministry of Defence: past awards and live tenders](https://tendernation.io/buyers/ministry-of-defence) [Sector More IT services tenders](https://tendernation.io/sectors/it-services) ## More tenders like this [SONI090 – Client-Side Advisor · SONI Ltd · 32 days left · 20 Nov 2026](https://tendernation.io/opportunities/01a154e4-4736-72ba-9b73-0e325c4a96e5/soni090-client-side-advisor) [Software implementation services – DNS - Metada Platform - licence a související implementační, konzultační, analytické a školicí služby · DIAMO, státní podnik · 36 days left · 23 Nov 2026](https://tendernation.io/opportunities/01a15183-8989-719a-85fd-f036dc09b9df/czechia-software-implementation-services-dns-metada-platform-licence-a-s) [IT services: consulting, software development, Internet and support – Integrale ICT-dienstverlening · Stichting TWijs · 42 days left · 30 Nov 2026](https://tendernation.io/opportunities/01a15183-8078-70d7-8df3-40f25f4d83c5/netherlands-it-services-consulting-software-development-internet-and-suppor) [Software supply services – CRE\_2026\_092 Renouvellement des licences Varonis · CREOS Luxembourg S.A. · 27 days left · 15 Nov 2026](https://tendernation.io/opportunities/01a15183-411c-7086-9da9-540c2fa32c64/luxembourg-software-supply-services-cre-2026-092-renouvellement-des-licences) [Software supply services – Vergabe zur Ablösung der bestehenden SAP-Lösung im Bereich Personal · Westfälische Verkehrsgesellschaft mbH · 29 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15183-0636-71ff-ab09-9dda4a94f77c/germany-software-supply-services-vergabe-zur-ablosung-der-bestehenden-sap-lo) [Computer facilities management services – IT-tjänster · Kalmar Läns Museum · 29 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15183-8774-723e-83a8-af2cae60c2ed/sweden-computer-facilities-management-services-it-tjanster)