---
title: "Cyber Secuirty Design Authority"
ocid: "ocds-b5fd17-af11475a-9e56-4a77-8bf4-167d9e4e32c2"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-af11475a-9e56-4a77-8bf4-167d9e4e32c2"
markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-af11475a-9e56-4a77-8bf4-167d9e4e32c2.md"
json_url: "https://d3tenders.com/contract/ocds-b5fd17-af11475a-9e56-4a77-8bf4-167d9e4e32c2.json"
source: "Contracts Finder"
current_stage: "Award"
buyer: "MINISTRY OF DEFENCE"
published: "2025-11-12"
---

# Cyber Secuirty Design Authority

Buyer: MINISTRY OF DEFENCE  
Current stage: Award  
OCID: ocds-b5fd17-af11475a-9e56-4a77-8bf4-167d9e4e32c2

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## Summary

The Ministry of Defence, specifically Strategic Command (UKStratCom), awarded a tender titled "Cyber Security Design Authority" as part of the Cyber Resilience Programme. This procurement falls under the services category and is classified within the security software development industry. The contract, valued at £1,900,000, was awarded to ATKINSREALIS UK LIMITED and spans from 20th October 2025 to 19th October 2027. The project's primary location is in the South West of England, with the postal code SN13 9HR. This contract was procured using a selective method through a call-off from a framework agreement and has reached the award stage as of 12th November 2025.

This tender presents a significant opportunity for businesses, particularly those experienced in providing security architecture solutions within the defence sector. Given the project's scope within the Cyber Resilience Programme, it is ideal for larger enterprises capable of managing complex cyber security projects and delivering innovative solutions. The contract allows businesses to solidify their presence in the defence and security software industry, offering opportunities to influence security strategy and architecture within the Ministry of Defence's digital infrastructure. The collaboration with established entities like UKStratCom can provide substantial growth avenues in government and defence sectors.

## Notice

Cyber Security Design Authority (CSDA) 1. 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. 2. 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. 3. 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.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Contracts Finder |
| Latest notice | https://www.contractsfinder.service.gov.uk/Notice/5c125b75-1e62-45de-942b-03661a1859d0 |
| Notice type | Award Notice |
| Procurement type | Framework |
| Procurement category | Services |
| Procurement method | Selective |
| Procurement method details | Call-off from a framework agreement |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 12 Nov 2025 |
| Submission deadline | 30 Sep 2025 |
| Future notice date | Not specified |
| Award date | 9 Oct 2025 |
| Contract period | 19 Oct 2025 - 19 Oct 2027 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £1,900,000 |
| Lots value | Not specified |
| Awards value | £1,900,000 |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Not specified |
| Awards status | Active |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | MINISTRY OF DEFENCE |
| Locality | CORSHAM |
| Post town | Swindon |
| Postcode | SN13 9HR |
| Country | England |
| ITL 1 | TLK South West (England) |
| ITL 2 | TLK7 Gloucestershire and Wiltshire |
| ITL 3 | TLK72 Wiltshire |
| Local authority | Wiltshire |
| Electoral ward | Corsham Ladbrook |
| Westminster constituency | Chippenham |
| Delivery location | TLK South West (England) |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | ATKINSREALIS |

## CPV Codes

### Divisions

- 72 - IT services: consulting, software development, Internet and support

### Codes

- 72212730 - Security software development services

## Release History

- 12 Nov 2025 at 11:22 - Award - Award Notice - https://www.contractsfinder.service.gov.uk/Notice/5c125b75-1e62-45de-942b-03661a1859d0

## Documents

- https://www.contractsfinder.service.gov.uk/Notice/5c125b75-1e62-45de-942b-03661a1859d0
  12th November 2025 - Awarded contract notice on Contracts Finder

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-b5fd17-af11475a-9e56-4a77-8bf4-167d9e4e32c2. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-af11475a-9e56-4a77-8bf4-167d9e4e32c2.json.