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BidSonar is an independent index of public-sector opportunities. We aggregate data from official sources and are not affiliated with any procurement body. Data is licensed under the Open Government Licence v3.0 and the EU TED reuse notice.

    ContractsUK Legislation Platform - Maintenance and Development Contract
    Closed contract

    UK Legislation Platform - Maintenance and Development Contract

    Contract value
    £8.5m
    Closed 25 Sept 2026

    Contract to maintain and develop the legislation.gov.uk platform, providing public access to UK legislation across all parliaments and assemblies, valued at approximately £10.2 million over five years.

    🇬🇧United Kingdom· LondonPublished 14 Aug 2026· 2 months agoviaFind a Tender
    Contract value
    £8.5m
    Closed 25 Sept 2026
    Tender deadline passed on 25 Sept 2026.

    Decision brief

    4 fields
    • Contract value
      est.£8,500,000
      Pounds sterling
    • Tender closed
      25 Sept 2026
      1 month ago
    • Sector
      IT & Software
      Browse related listings
    • Location
      🇬🇧United Kingdom
      London

    Lifecycle

    Closed

    Tender closed on 25 Sept 2026. Awaiting award.

    14 Aug 2026Today25 Sept 2026

    Brief

    The National Archives is seeking a qualified supplier to maintain, develop, and operate the legislation.gov.uk platform, which provides public and government access to UK legislation. This is a critical service that ensures freely accessible, up-to-date legislation is available in print and online, supporting the rule of law and democratic governance. Contract Details: - Initial term: 2 years with three optional 12-month extensions (2+1+1+1 structure) - Estimated maximum value: £10,200,000 (including VAT) over the full 5-year contract term - Scope: The supplier will maintain and develop multiple integrated platforms including: the public-facing legislation.gov.uk website, a publishing platform for government departments, an editorial system for in-house updates, a research portal for academics and policymakers, a linked data service for metadata sharing, and cloud hosting management services Key Responsibilities: - Manage and operate the legislation.gov.uk platform infrastructure hosted on AWS (EC2, S3, CloudFront, and related services) - Maintain security, performance, resilience, and cost optimization across Live, QA, UAT, and disaster recovery environments - Support multiple user groups: public citizens, government department staff, researchers, and policymakers - Ensure compliance with statutory obligations to register, publish, and provide access to legislation from the UK Parliament, Scottish Parliament, Welsh Senedd, and Northern Ireland Assembly - Implement infrastructure management using Infrastructure as Code (CloudFormation, EC2 Image Builder) and deployment tools (Jenkins, CodeDeploy) The National Archives will provide strategic leadership, governance framework, and technical direction, while the supplier delivers day-to-day operations and platform enhancement. For detailed platform component specifications, contact procurement@nationalarchives.gov.uk to request Annexes 1-7.

    Track record

    8 awards · 6 winners
    Open field

    No single supplier dominates the field.

    In it software, THE NATIONAL ARCHIVES has awarded 8 contracts to 6 suppliers.

    Who wins here
    1. Zaizi Limited3× · 38%
    2. Infotechtion Limited1× · 13%
    3. ACCLARO ADVISORY1× · 13%
    4. The Stationery Office Limited1× · 13%
    5. Numiko Limited1× · 13%
    6. CGI IT UK LIMITED1× · 13%

    Across it software, the most active winners are SOFTCAT PLC, PHOENIX SOFTWARE LTD, INSIGHT DIRECT UK LIMITED — the field to beat, or your route in as a partner.

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    Take action
    View on sourceFind a Tender

    Original closed notice on the publisher's site

    Publisher
    UK Cabinet Office
    Licence
    OGL v3.0
    Source
    find-tender.service.gov.uk
    Record ID
    ocds-h6vhtk-06e474

    Track

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    Buyer
    THE NATIONAL ARCHIVES
    Sector
    IT & Software