---
title: "Modification and Validation of Existing Software"
ocid: "ocds-h6vhtk-06b81e"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-06b81e"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-06b81e.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-06b81e.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "UK ATOMIC ENERGY AUTHORITY"
published: "2026-06-18"
---

# Modification and Validation of Existing Software

Buyer: UK ATOMIC ENERGY AUTHORITY  
Current stage: Award  
OCID: ocds-h6vhtk-06b81e

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-06b81e)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-06b81e.json)

## Summary

The UK Atomic Energy Authority has awarded a contract for the modification and validation of existing software to progress a specific project. The contract was undertaken as a direct procurement method, classified below the competition threshold. The project falls under the services industry category, specifically IT services such as software development, consulting, and Internet support. The contract is based in Oxfordshire, United Kingdom, with a notable contract period starting on 22nd June 2026 and concluding by 22nd October 2026, with potential extensions until 31st March 2027 to accommodate necessary software modifications. The key milestone includes a scheduled future signature date on 19th June 2026.

This tender offers significant opportunities for businesses involved in software development and IT consulting services, particularly those capable of handling complex software modification tasks. SMEs are well-suited to compete for similar projects in the future, given the project's proactive completion without the need for open competition. By engaging in such contracts, businesses can enhance their portfolio and increase their presence in the UK government sector, particularly in technology-driven initiatives managed by central government authorities such as the UK Atomic Energy Authority.

## Notice

Modification of existing software to allow for progression of project.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/057588-2026 |
| Notice type | UK5 - Transparency Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Direct |
| Procurement method details | Below threshold - without competition |
| Tender suitability | SME |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 18 Jun 2026 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 18 Jun 2026 |
| Contract period | 22 Jun 2026 - 22 Oct 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | £66,000 |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Pending |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | UK ATOMIC ENERGY AUTHORITY |
| Locality | OXFORDSHIRE |
| Post town | Oxford |
| Postcode | OX14 3DB |
| Country | England |
| ITL 1 | TLJ South East (England) |
| ITL 2 | TLJ1 Berkshire, Buckinghamshire and Oxfordshire |
| ITL 3 | TLJ14 Oxfordshire CC |
| Local authority | South Oxfordshire |
| Electoral ward | Sandford & the Wittenhams |
| Westminster constituency | Didcot and Wantage |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | UNIVERSIDAD DE ALICANTE |

## CPV Codes

### Divisions

- 72 - IT services: consulting, software development, Internet and support

### Codes

- 72000000 - IT services: consulting, software development, Internet and support

## Release History

- 18 Jun 2026 at 12:51 - Award - UK5 - Transparency Notice - https://www.find-tender.service.gov.uk/Notice/057588-2026

## Documents

- https://www.find-tender.service.gov.uk/Notice/057588-2026
  18th June 2026 - Transparency notice on Find a Tender

## Notice URLs

- https://www.gov.uk/government/organisations/uk-atomic-energy-authority
- https://www.legislation.gov.uk/ukpga/2023/54/contents

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-06b81e. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-06b81e.json.