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UK5 - Transparency Notice

Submarine Delivery Agency · Transparency notice on Find a Tender

Tender information last checkedLast checked 26 Sept 2026, 15:57.

Opportunity overview

The Naval Authority provides Computational Fluid Dynamics (CFD) assessments for HM Ships and Submarines; this supports the safety certification delegated by the Defence Maritime Regulator (DMR). The CFD analysis helps assess hydrodynamic performance and structural safety, this was used recently to investigate the hull damage on HMS Northumberland which contributed to the MoD Board of Inquiry and the safety assessments of other Type 23 frigates. Cadence Design Systems Limited is the only supplier of this software. This software has been used for over 6 years and underpins current capability to move to an alternative software would require a) it to be compliant with the software test plan, b) be able to deliver on the military safety criteria the MoD uses and c) construction, & validation of a model of every RN Ship in the fleet. This whole transition would take at least 2years to complete and have to run both software side by side until all aspects of the transition were approved. This is unviable and therefore MOD’s requirement is to continue to use the CFD software. The resulting contract with Cadence Design Systems Limited, will be for the continued use of the current system, for annual Fine Marine CFD licence and 150 hours per year of advanced technical support. The continued use of CFD is essential for HM Ships and Submarines safety; Hydrodynamic analyses and ongoing defence investigation and assurance work. When Ship or Submarine hydrodynamic assessments are required CFD enables rapid root cause analysis and timely support to capability solutions, operational and safety decisions. CFD is not just a technical tool it is a mission critical capability which underpins the Royal Navy fleet safety, operational readiness, engineering assurance and defence decision making. Without the software, the MoD would face reduced confidence in HM Ships and Submarine safety, slower investigations and increased operational risk.

Awarded to

Amounts belong to published awards or contracts. Where several suppliers share one value, it is labelled as shared and is not a supplier-specific allocation.

Published award value
£199.2k
Awarded
Not supplied
Award ID
1
Status
pending
Identifier
GB-COH 02457888
Location
Bracknell, UKJ11, RG12 1RT, United Kingdom

Classification

No classification was supplied.

Lots

  • Lot 1Value not stated

Documents and notices

Published notice details

Additional information from the published procurement release. Fields appear only when supplied by the source; check the original notice and tender documents before acting.

Scope, procedure and submissions

Id
715875494
Status
complete
Procurement Method
direct
Procurement Method Details
Direct award
Why this procedure was chosen
The intent is for the contract to be awarded under the Procurement Act 2023 regulations with the justification sought for a Direct Award Contract to Cadence Design Systems Limited. The CFD assessments are performed using the Naval Authority and Technology Group (NATG) high powered computer facility (Cluster). Recently the Cluster has been used to determine the loads on HMS Northumberland that caused the hull to buckle and consequential scrapping of the ship. This work feeds directly into the MoD Board of Inquiry and safety assessment for the other Type 23 frigates. The CFD assessments for HM Ships and Submarines support the safety certification delegated by the Defence Maritime Regulator (DMR).

Legal basis

Id
2023/54
Scheme
UKPGA

Procedure reasons

Entry 1
Id
singleSuppliersTechnicalReasons
Entry 2
Id
defenceSecurityOperational

Special regime

defenceSecurity

Lots and requirements

Entry 1
Id
1
Status
complete

Buyer, suppliers and contacts

Organisation 1
Name
Submarine Delivery Agency
Id
GB-PPON-PBHX-4625-LVPD

Identifier

Scheme
GB-PPON
Id
PBHX-4625-LVPD

Address

Street Address
MoD Abbey Wood
Locality
Bristol
Postal Code
BS34 8JH
Country
GB
Country Name
United Kingdom
Region
UKK12

Contact

Name
Andrew Morgan
Telephone
+443033830485

Roles

buyer

Details

Classifications

Entry 1
Scheme
UK_CA_TYPE
Id
publicAuthorityCentralGovernment
Description
Public authority - central government
Organisation 2
Name
Cadence Design Systems Limited
Id
GB-COH-02457888

Identifier

Scheme
GB-COH
Id
02457888

Address

Street Address
Maxis 1 Western Road
Locality
Bracknell
Postal Code
RG12 1RT
Country
GB
Country Name
United Kingdom
Region
UKJ11

Contact

Roles

supplier

Details

Scale
large
Vcse
No

Award information

Award 1
Id
1
Title
Cadence Computational Fluid Dynamics (CFD) Licence and Advanced Technical Support
Status
pending
Main Procurement Category
services
Above Threshold
No
Has Options
Yes

Items

Item 1
Id
1
Related Lot
1

Additional Classifications

Entry 1
Scheme
CPV
Id
75220000
Description
Defence services

Delivery locations

Entry 1
Region
UK
Country
GB
Country Name
United Kingdom

Value

Including VAT
286,800
Amount
199,166
Currency
GBP

Suppliers

Supplier 1
Id
GB-COH-02457888
Name
Cadence Design Systems Limited

Contract period

Starts
1 Jan 2027, 00:00
Ends
31 Dec 2029, 23:59

Options

Description
The Contract is expected to have 2 1-year priced options.

Related lots

1

Documents

Entry 1
Id
070782-2026
Document Type
awardNotice
Notice Type
UK5
Description
Transparency notice on Find a Tender
Published
27 Jul 2026, 13:34
Format
text/html

Milestones

Entry 1
Id
1
Type
futureSignatureDate
Due
18 Dec 2026, 23:59
Status
scheduled

Recorded locations

  • Buyer location · Bristol · UKK12 · BS34 8JH · United Kingdom

Notice and amendment history

1 published notice version reviewed by ProcuraAxis.

1 VERSION
  1. 070782-2026Transparency notice on Find a Tender ·