--- title: "Opportunity for DSA Cyber Security Services" ocid: "ocds-b5fd17-874d26db-4b7f-45c7-8d2c-9497839c6e07" canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-874d26db-4b7f-45c7-8d2c-9497839c6e07" markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-874d26db-4b7f-45c7-8d2c-9497839c6e07.md" json_url: "https://d3tenders.com/contract/ocds-b5fd17-874d26db-4b7f-45c7-8d2c-9497839c6e07.json" source: "Contracts Finder" current_stage: "Tender" buyer: "HOME OFFICE" published: "2026-04-27" --- # Opportunity for DSA Cyber Security Services Buyer: HOME OFFICE Current stage: Tender OCID: ocds-b5fd17-874d26db-4b7f-45c7-8d2c-9497839c6e07 [View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-b5fd17-874d26db-4b7f-45c7-8d2c-9497839c6e07) [Download OCDS JSON](https://d3tenders.com/contract/ocds-b5fd17-874d26db-4b7f-45c7-8d2c-9497839c6e07.json) ## Summary The Home Office is seeking to procure specialist client-side cyber security support services through a selective call-off from a dynamic purchasing system, valued between £2,000,000 and £3,000,000 GBP. This procurement process falls under the industry category of Data Security Software Development Services, with the target areas for service delivery including the United Kingdom, Europe, and British Overseas Territories among other global locations. The tender process is active and has undergone recent amendments, with the latest update published on 27th April 2026. Interested suppliers should note that the tender submission deadline is set for 26th May 2026, while the contract is anticipated to commence on 3rd September 2026 and conclude by 3rd September 2028. This tender represents a significant opportunity for small and medium-sized enterprises (SMEs) specialising in cyber security services to expand their business within the public sector domain. Companies with experience in developing and implementing data security solutions compliant with National Cyber Security Centre standards will find this contract particularly suitable. The procurement requires suppliers to work collaboratively with various teams within the Home Office's Digital division and engage with UK Intelligence and Law Enforcement Agencies, ensuring a comprehensive approach to cyber security management. This tender is ideal for businesses capable of providing flexible, responsive security solutions to meet evolving threats and developing innovative systems to protect governmental information assets under the Home Office's stringent security framework. ## Notice The Home Office Data Services and Analytics (DSA) which sits within the Buyer's Home Office Digital (HOD) division, has a requirement for the procurement of specialist client-side cyber security support capabilities detailed within the Statement of Requirements document and the Book of Work. The Buyer Cyber Security capability is currently provided under a service-based offering from a third-party supplier. The supplier delivers a range of services and provides assurance to the Buyer's Independent Assurer that IT systems are compliant with National Cyber Security Centre (NCSC) standards Cyber security advice for public sector organisations | National Cyber Security Centre - NCSC.GOV.UK The Buyer is establishing a more capable cyber function which is still defining its Target Operating Model. It is envisaged that there will be a range of shared capabilities and processes that the Buyer's service will need to align with or onboard to. This is following Secure by Design principles Liaison and collaboration with NCSC and other UK Intelligence and Law Enforcement Agencies is also a key requirement of the service to ensure 3rd party stakeholders are assured of the Buyer's Cyber security. The Supplier will deliver the Services in each operational area in a multi-disciplinary / multi-vendor environment. The Supplier shall be expected to develop strong and collaborative working relationships with the existing DSA portfolio teams and with other suppliers supporting the Buyer's HOD division with whom the Supplier will work. The Services will be delivered within DSA Security Team. The Security Architecture across DSA Programmes and Projects is at different levels of maturity. The Service needs the ability to flex for urgent requirements and to change throughout the term of the Agreement as threats and consequent requirements evolve. This will result in the need for additional, ad hoc services, which are not listed in the DSA Book of Work requiring Supplier support. Such requests by the Buyer shall be subject to an impact assessment, which will determine whether an additional Statement(s) of Work (SoW) is required. Where an Unforeseen Event occurs, the Supplier must, at the written request and at the direction of the Principal Security Architect, move capacity to the required operational area(s) to meet DSA needs. The Supplier will raise any consequential impact to Services for the acceptance of the Principal Security Architect. The Supplier shall ensure that all systems are operated in such a manner to support HO HOD compliance with the HMG Security Policy Framework. The Supplier shall ensure that all appropriate NCSC guidance is followed. The Supplier shall ensure protection of HMG information assets and accreditation of the solution where appropriate. The Buyer uses a range of tools including Commercial Off the Shelf SIEM tooling (SPLUNK) to monitor, detect and respond to any security threats. Additional information: The filter fields used under RM3674 and the joining process are outlined in the attached file ## Key Details | Field | Value | | --- | --- | | Publication source | Contracts Finder | | Latest notice | https://www.contractsfinder.service.gov.uk/Notice/c50f2536-a499-4227-abb8-6228a82168ce | | Notice type | Tender Notice | | Procurement type | Dynamic | | Procurement category | Services | | Procurement method | Selective | | Procurement method details | Call-off from a dynamic purchasing system | | Tender suitability | SME | | Awardee scale | Not specified | | All stages | Tender | ## Dates | Field | Value | | --- | --- | | Publication date | 27 Apr 2026 | | Submission deadline | 26 May 2026 | | Future notice date | Not specified | | Award date | Not specified | | Contract period | 2 Sep 2026 - 3 Sep 2028 | | Recurrence | Not specified | ## Values | Field | Value | | --- | --- | | Tender value | £3,000,000 | | Lots value | Not specified | | Awards value | Not specified | | Contracts value | Not specified | ## Status | Field | Value | | --- | --- | | Tender status | Active | | Lots status | Not specified | | Awards status | Not specified | | Contracts status | Not specified | ## Buyer | Field | Value | | --- | --- | | Main buyer | HOME OFFICE | | Locality | LONDON | | Post town | South West London | | Postcode | SW1P 4DF | | Country | England | | ITL 1 | TLI London | | ITL 2 | TLI3 Inner London - West | | ITL 3 | TLI35 Westminster and City of London | | Local authority | Westminster | | Electoral ward | St James's | | Westminster constituency | Cities of London and Westminster | | Delivery location | Not specified | ## CPV Codes ### Divisions - 72 - IT services: consulting, software development, Internet and support ### Codes - 72212732 - Data security software development services ## Release History - 27 Apr 2026 at 10:08 - TenderAmendment - Tender Notice - https://www.contractsfinder.service.gov.uk/Notice/c50f2536-a499-4227-abb8-6228a82168ce - 24 Apr 2026 at 15:27 - TenderAmendment - Tender Notice - https://www.contractsfinder.service.gov.uk/Notice/c50f2536-a499-4227-abb8-6228a82168ce - 24 Apr 2026 at 15:25 - Tender - Tender Notice - https://www.contractsfinder.service.gov.uk/Notice/c50f2536-a499-4227-abb8-6228a82168ce ## Documents - https://www.contractsfinder.service.gov.uk/Notice/c50f2536-a499-4227-abb8-6228a82168ce 27th April 2026 - Opportunity notice on Contracts Finder - https://www.contractsfinder.service.gov.uk/Notice/Attachment/cb56959b-bca1-473c-9516-fe49f33d50c7 n/a ## 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-b5fd17-874d26db-4b7f-45c7-8d2c-9497839c6e07. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-874d26db-4b7f-45c7-8d2c-9497839c6e07.json.