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Published 19 May 2025, 16:43 BST

Official UK procurement notice

Demonstration of simulation capability on UKAEA’s Industry Simulation Software for Fusion case studies

Official notice

Authority: UK Atomic Energy Authority (Central government)

4 lotsServicesOpen procedureAbove thresholdSME suitableVCSE suitable
Published estimate£420,000total for 4 lots · £504,000 inc. VAT
Submissions closed 18 Jun 2025
Lots 4see the lot list below
Contract term 8 moends 28 Feb 2026 · starts 7 Jul 2025

What is being bought4 lots · detail below

Published requirement description

Industry provides simulation software and methods covering a wide range of capability, deployed across all engineering sectors, much of which will be invaluable for use in the design and operation of fusion reactors in a Fusion energy industry. However, the extent to which existing capability is sufficient to facilitate design and realisation of commercial fusion powerplants is not clearly defined. Industry Simulation Software for Fusion is a multi-year rolling project aiming to define Fusion relevant analysis and simulation case studies and use them as a formal basis to engage industry for evaluation of their simulation software capability and identify development needs. The case studies to be submitted will span the full range of domains relevant to realisation of fusion as an energy source, with a mixture of single and multi-domain scenarios and involving use of a variety of methods and techniques. A total of four case study areas are covered in this procurement exercise.

CPV: Development software development services · IT software development services · Industry specific software development services · Software development services suites

Lots and requirements (4)Procurement structure

4 lots · all with a published value (£420,000 together)
Lot #1A neutronics-thermal-structural analysis South East 8 moSMEVCSEPublished value£105,000

Case Study - A neutronics-thermal-structural analysis for fusion software.

Contract period: 7 Jul 2025 – 28 Feb 2026 (8 mo)Value: £105,000 exc. VAT · £126,000 inc. VAT
Delivery: South EastEligibility: SME eligibleVCSE eligible
Pre-qualification & selection criteria (PQQ)2
  • Economic & financial standing

    Refer to ITT documents on EU Supply for further information. Registration required.

  • Technical & professional ability

    Refer to ITT documents on EU Supply for further information. Registration required.

Lot #2Structural response of thin structures to induced electromagnetic loads South East 8 moSMEVCSEPublished value£105,000

Case Study - for a structural response of thin structures to induced electromagnetic loads

Contract period: 7 Jul 2025 – 28 Feb 2026 (8 mo)Value: £105,000 exc. VAT · £126,000 inc. VAT
Delivery: South EastEligibility: SME eligibleVCSE eligible
Pre-qualification & selection criteria (PQQ)2
  • Economic & financial standing

    Please refer to ITT documents on EU Supply Portal for further information. Registration required.

  • Technical & professional ability

    Please refer to ITT documents on EU Supply Portal for further information. Registration required.

Lot #3Reliability analysis of monoblock failure UK 8 moSMEVCSEPublished value£105,000

Case Study - Reliability analysis of monoblock failure

Contract period: 7 Jul 2025 – 28 Feb 2026 (8 mo)Value: £105,000 exc. VAT · £126,000 inc. VAT
Delivery: UKEligibility: SME eligibleVCSE eligible
Pre-qualification & selection criteria (PQQ)2
  • Economic & financial standing

    Please refer to ITT documents on EU Supply Portal for further information. Registration required.

  • Technical & professional ability

    Please refer to ITT documents on EU Supply Portal for further information. Registration required.

Lot #4Liquid metal magnetohydrodynamics in non-uniform magnetic fields and subject to external heating South East 8 moSMEVCSEPublished value£105,000

Case Study -for a liquid metal magnetohydrodynamics in non-uniform magnetic fields and subject to external heating.

Contract period: 7 Jul 2025 – 28 Feb 2026 (8 mo)Value: £105,000 exc. VAT · £126,000 inc. VAT
Delivery: South EastEligibility: SME eligibleVCSE eligible
Pre-qualification & selection criteria (PQQ)2
  • Economic & financial standing

    Please refer to ITT documents on EU Supply Portal for further information. Registration required.

  • Technical & professional ability

    Please refer to ITT documents on EU Supply Portal for further information. Registration required.

Procedure terms & legal framework

From the official record
Procedure method
Open procedure
Legal basis
UKPGA · 2023/54 Procurement Act 2023
Procurement category
Services
Notice status
Closed
Procurement threshold
Above threshold (FTS publication)
Regulatory regime
Standard
Commercial structure
Stand-alone contract (no framework)
Competition type
Competitive procedure
GPA / WTO covered
Yes (GPA)
Recurring procurement
Unspecified in notice
First published
19 May 2025, 16:43 BST
Last source update
19 May 2025, 16:43 BST
Award evaluation window
Submission end – 1 Jul 2025
Authority reference
T/GW055/25
FTS notice number
2025/S 000-022849
Latest notice
Tender notice (UK4)
Classification (CPV)
Development software development servicesIT software development servicesIndustry specific software development servicesSoftware development services suites
Delivery area
UKSouth East (UKJ)
Official registry OCID
ocds-h6vhtk-051791 Find a Tender
Contract terms summary

In arears on completion and submission of work.

Review and risk notes
Risks

This is a time limited exercise with all submissions required by 30 January 2026. No on-going contract will be in place with no fixed costs or service provision beyond the case study returns required.

How it was run

Official notice
Run through: EU-Supply (CTM) · Who buys & how to bid on EU-Supply
Public notice page · account needed to bidElectronic submission allowedLanguage: EN
Access & registration note: Free · 5–10 minutes
Submission deadline
18 Jun 2025, 12:00 BST
Clarification deadline
18 Jun 2025, 00:00 BST
Submission channel
Official e-sourcing portal
Electronic submission
Allowed
Accepted languages
en
Detailed submission instructions & authority contactsFrom official release

Timeline

19 May 2025 → 7 Jul 2025 · 5 dates
  1. Tender notice published
    19 May 2025, 16:43 BST
  2. Clarification questions by
    18 Jun 2025, 00:00 BST
  3. Submission deadline
    18 Jun 2025, 12:00 BST
  4. Award decision expected by
    1 Jul 2025, 00:59 BST
  5. Contract starts
    7 Jul 2025

Notice history

1 event · 1 release on Find a Tender
  1. Tender notice published
    19 May 2025, 16:43 BST
    UK4

Contracting authority & participating public bodies

UK Atomic Energy Authority

Contracting authorityPublic authority - central government GB-PPON: PLJV-1169-JTDD Culham Science Centre, Oxfordshire, South East, OX14 3DBContact name, email, phone

Official documents & specifications (1)

Official links; attachments are not copied

Notices published for this procedure

  • Tender notice tenderTender noticeUK4Tender notice on Find a Tender