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Calliope

UK Atomic Energy Authority · Local or regional public body

In brief

UK Atomic Energy Authority has announced plans to buy research 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 £100,000 excluding VAT.

The contract runs for 3 months, starting 10 March 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

Typical: a median of 3 bids per contract for this buyer (from 22 awards in the last 12 months).

What the notice says

CALLIOPE is a specific work package related to preparation and tritium accountancy of samples for the THALIA project. As a part of CALLIOPE, it is required to develop and verify a new tritium accountancy method in FLiBe in addition to already established methods. This will assist in comparison of different methods against each other and validation of tritium accountancy for future processes.

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. Preliminary market engagement notice · UK2, notice 083239-2025
  2. Preliminary market engagement notice · UK2, notice 083640-2025

About the buyer

UK Atomic Energy AuthorityLast 12 months

Procurements

145

Awards

72

Suppliers it has used most for research

All tenders and awards from UK Atomic Energy Authority

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From notice 083239-2025 on Find a Tender, first published 16 December 2025, last updated 17 December 2025. We last checked for changes on 28 September 2026.