Source: https://tendernation.io/opportunities/01a13bb4-64a4-7116-9d30-edd6f457e800/penetration-testing-services [Skip to main content](#main-content) closedGBopen procedure # Penetration testing services [National Energy System Operator Limited](https://tendernation.io/buyers/national-energy-system-operator-limited) Estimated value £750,000 Published 13 Jan 2025 Deadline Closed 31 Jan 2025 ## Who can bid - Open procedure Anyone can submit a full tender; there is no shortlisting stage. ## About this tender As part of the separation from National Grid Group and transformation into NESO under UK Government ownership, NESO are looking to create their own penetration testing framework to ensure that we can provide assurance over the security of our systems and provide a secure service to Great Britain. To achieve this, NESO requires a penetration testing panel of at least three members who can provide in-depth penetration testing services, covering a range of localised testing, such as web-app or infrastructure testing, as well as simulated attack exercises. ## CPV classification Networking, Internet and intranet software packageBusiness transaction and personal business software packageCommunication and multimedia software package Source Find a Tender (UK) · Notice ocds-h6vhtk-04cf69-2025-01-13T09:30:23Z [View official notice ](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-04cf69-2025-01-13T09:30:23Z) 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 ](/register) [Buyer profileNational Energy System Operator Limited: past awards and live tenders](https://tendernation.io/buyers/national-energy-system-operator-limited)[SectorMore Software packages & information systems tenders](https://tendernation.io/sectors/software-information-systems) ## More tenders like this [Registration Services Booking and Management System Herefordshire Council 27 days left 13 Nov 2026](https://tendernation.io/opportunities/01a14571-36b1-7388-87a9-27c78a201aee/registration-services-booking-and-management-system)[Fleet Management System North East Derbyshire District Council 27 days left 13 Nov 2026](https://tendernation.io/opportunities/01a14495-83e7-7347-bd5f-302d644ecdf8/fleet-management-system)[The People's Network E-bikes - Customer Subscription, Service, Technology and Fleet Management Platform Provider South Yorkshire Mayoral Combined Authority 30 days left 16 Nov 2026](https://tendernation.io/opportunities/01a14427-96da-72c9-813b-873ea7454e67/the-peoples-network-e-bikes-customer-subscription-service-technology-and-fl)[Medical software package – Zakup oprogramowania do zarządzania Zakładem Patomorfologii Katowickiego Centrum Onkologii Katowickie Centrum Onkologii 6 days left 23 Oct 2026](https://tendernation.io/opportunities/01a1420f-ff10-711e-b196-4735827541f2/poland-medical-software-package-zakup-oprogramowania-do-zarzadzania-zakladem)[Software package and information systems – mixto de suministro suscripción Plataforma tecnológica de gestión de contenidos para gestión centralizada portales y páginas web para la Red Provincial de Comunicaciones de la Diputación de Almería, en modalidad de SAAS, con hosting y mantenimiento Junta de Gobierno de la Diputación Provincial de Almería 27 days left 13 Nov 2026](https://tendernation.io/opportunities/01a1420f-fe17-71a2-baf7-3a729fddc417/spain-software-package-and-information-systems-mixto-de-suministro-suscripci)[Software package and information systems – UEM OSS/MPC Dataport AöR 9 days left 26 Oct 2026](https://tendernation.io/opportunities/01a1420f-ff26-70c5-b28c-5fc6d67ab499/germany-software-package-and-information-systems-uem-ossmpc)