Scope
Reference
TS.0330
Description
Ordnance Survey Ltd (OS) is Britain's national mapping agency and is responsible for the surveying, production, maintenance and marketing of a wide range of geospatial data products.
The Consumer business unit of Ordnance Survey, generally managed by OS's subsidiary company Ordnance Survey Leisure Limited (OSLL), provides customers with information, products and services that make outdoor activities more enjoyable, accessible, and safe.
The Consumer business are responsible for the Consumer Estate. The Consumer Estate is the collective term used for the Products that are in scope of this procurement. This consists of:
• OS Maps Website
• OS Maps Webapp
• OS Maps App (Android and IOS)
• Custom Made
• Admin panel Webapp
• GIS data and mapping & transformer services.
• Backend Cloud Platform Service including 3 international data centres, a suite of more than 30 API's, multiple plugin services and 3rd party SaaS integrations.
The Consumer Estate is currently, hosted, developed, supported and maintained by a third-party supplier. OS are looking for a Supplier who can transition the existing estate and then provide engineering and test resource to work with our OS Product Management Team to iterate and enhance the products in the Consumer Estate (as defined above), so we continue to meet the needs of our customers. We are also looking for this Supplier to host, support and maintain the Consumer Estate.
Total value (estimated)
- £55,000,000 excluding VAT
- £66,000,000 including VAT
Above the relevant threshold
Contract dates (estimated)
- 1 September 2026 to 31 August 2029
- Possible extension to 31 August 2033
- 7 years
Description of possible extension:
2 x optional 24 month extensions
Main procurement category
Services
CPV classifications
- 72200000 - Software programming and consultancy services
- 72227000 - Software integration consultancy services
- 72266000 - Software consultancy services
Contract locations
- UKJ32 - Southampton
Submission
Enquiry deadline
7 November 2025, 5:00pm
Submission type
Requests to participate
Deadline for requests to participate
17 November 2025, 12:00pm
Submission address and any special instructions
https://in-tendhost.co.uk/os/aspx/Home
Bidders must register and submit their Tender response via OS's In-Tend portal linked above.
Tenders may be submitted electronically
Yes
Languages that may be used for submission
English
Award decision date (estimated)
15 May 2026
Recurring procurement
Publication date of next tender notice (estimated): 28 February 2029
Award criteria
| Name | Description | Type |
|---|---|---|
| Simple description | Please see Instructions for Tendering in the Tender Documents. |
Price |
Weighting description
Please see Instructions for Tendering in the Tender Documents.
Other information
Conflicts assessment prepared/revised
Yes
Procedure
Procedure type
Competitive flexible procedure
Competitive flexible procedure description
PSQ Stage
ITT Stage
Presentations and BAFO (best and final) pricing
Please refer to PSQ Instructions document within the Tender Documents.
Contracting authority
ORDNANCE SURVEY LIMITED
- Companies House: 09121572
Explorer House Adanac Drive
Southampton
SO16 0AS
United Kingdom
Contact name: Alex Oakley
Email: alex.oakley@os.uk
Region: UKJ36 - Central Hampshire
Organisation type: Public undertaking (commercial organisation subject to public authority oversight)