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CASTLE Support and Development

UK Hydrographic Office · Central government

In brief

UK Hydrographic Office has announced plans to buy IT and software work. This is an early notice: there is nothing to bid on yet, but it tells you a tender may follow.

The estimated value is £6,000,000 excluding VAT.

The contract runs for 5 years, starting 8 November 2026.

The buyer says it is suitable for small and medium-sized businesses.

Built from the notice's own fields. Always check the official notice before you bid.

Can I win this?

Competition

Usually low: a median of 1 bid per contract for this buyer (from 7 awards in the last 12 months).

What the notice says

Support of Production Systems supporting Geospatial and maritime industry products

How to bid

  1. Read the full notice on Find a Tender, including any tender documents it links to.
  2. Register your organisation on the Central Digital Platform (through Find a Tender) if you have not already. Suppliers need to be registered to take part in procurements under the Procurement Act 2023.
  3. Follow the submission instructions in the notice; it does not name an e-tendering portal.

Timeline

  1. Pipeline notice · UK1, notice 060862-2025
  2. Pipeline notice · UK1, notice 060869-2025

About the buyer

UK Hydrographic OfficeLast 12 months

Procurements

39

Awards

22

Suppliers it has used most for IT and software

All tenders and awards from UK Hydrographic Office

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From notice 060862-2025 on Find a Tender, first published 30 September 2025, last updated 30 September 2025. We last checked for changes on 28 September 2026.