Award

Requirement Management System

GREAT BRITISH ENERGY - NUCLEAR

This public procurement record has 1 release in its history.

Award

11 Feb 2026 at 17:11

Summary of the contracting process

The procurement process initiated by Great British Energy - Nuclear involves the award of a contract to Phoenix Software Limited for the supply, implementation, and support of a Requirements Management System. This software package falls under the industry category of "Software package and information systems" and aims to support the Small Modular Reactor programme across the UK. The procurement stage is marked as 'complete' with the award function active, and the process followed a limited procurement method without the prior publication of a call for competition, under a pre-approved national framework. Key dates include the contract signing date on 30th July 2025 and a recent variation made on 11th February 2026 to accommodate additional services like urgent patching support. The total contract value after the variation amounts to £479,615.43 excluding VAT.

This tender offers significant business growth opportunities for entities specialising in software and information systems, particularly those familiar with requirements management and integration within nuclear programmes. The awarded contract reflects a robust collaboration opportunity within the UK region, focusing on security, scalability, and project assurance aligned with GBN's digital estate and national cybersecurity standards. Businesses with expertise in software provision, traceability solutions, or consultancy services are well-suited to leverage future extensions or similar tenders in this domain, highlighting social value, performance management, and continuous improvement as vital award criteria.

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Notice Title

Requirement Management System

Notice Description

GBN has awarded a contract for the supply, implementation and support of a modern Requirements Management System to act as the organisation's authoritative system of record for requirements across its Small Modular Reactor (SMR) programme. The system enables requirements capture, traceability, verification and validation, auditability, and secure collaboration with delivery partners.

Lot Information

Lot 1

GBN sought a modern, scalable, and secure Requirements Management System capable of acting as the system of record for GBN and its Small Modular Reactor (SMR) projects. The RMS will support requirement definition, traceability, verification & validation, project assurance, and data lifecycle integrity across GBN and future DevCos. The system must integrate with GBN's digital estate, support secure collaboration with supply chain partners, and comply with UK data residency and cyber-security requirements.

Procurement Information

The supplier was selected following a compliant mini-competition under a pre-approved national framework.

Publication & Lifecycle

Open Contracting ID
ocds-h6vhtk-064e61
Publication Source
Find A Tender Service
Latest Notice
https://www.find-tender.service.gov.uk/Notice/012612-2026
Current Stage
Award
All Stages
Award

Procurement Classification

Notice Type
Award Notice
Procurement Type
Standard
Procurement Category
Goods
Procurement Method
Limited
Procurement Method Details
Award procedure without prior publication of a call for competition
Tender Suitability
Not specified
Awardee Scale
SME

Common Procurement Vocabulary (CPV)

CPV Divisions

48 - Software package and information systems


CPV Codes

48000000 - Software package and information systems

Notice Value(s)

Tender Value
Not specified
Lots Value
Not specified
Awards Value
Not specified
Contracts Value
£464,308 £100K-£500K

Notice Dates

Publication Date
11 Feb 20261 weeks ago
Submission Deadline
Not specified
Future Notice Date
Not specified
Award Date
29 Jul 20256 months ago
Contract Period
Not specified - Not specified
Recurrence
Not specified

Notice Status

Tender Status
Complete
Lots Status
Cancelled
Awards Status
Active
Contracts Status
Active

Contracting Authority (Buyer)

Main Buyer
GREAT BRITISH ENERGY - NUCLEAR
Contact Name
Not specified
Contact Email
commercialcdp@greatbritishnuclear.uk
Contact Phone
Not specified

Buyer Location

Locality
LONDON
Postcode
SW1H 0NB
Post Town
South West London
Country
England

Major Region (ITL 1)
TLI London
Basic Region (ITL 2)
TLI3 Inner London - West
Small Region (ITL 3)
TLI35 Westminster and City of London
Delivery Location
Not specified

Local Authority
Westminster
Electoral Ward
St James's
Westminster Constituency
Cities of London and Westminster

Supplier Information

Number of Suppliers
1
Supplier Name

PHOENIX SOFTWARE

Open Contracting Data Standard (OCDS)

View full OCDS Record for this contracting process

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The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts.

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