Strategic Design Partner to Support Deconversion Framework

Published

7 November 2025

Submission deadline

16 January 2026

Estimated value

£3,500,000

Place of performance

UKD45

Procedure

Open procedure

Lots

1

Documents

1

Notice number

072122-2025

Reference

ocds-h6vhtk-05d301

Official source

Official source

CPV codes

• 71320000Engineering design services

Description

The Strategic Design Partner (SDP) Framework is intended to comprise of four stages, these are: Stage 1: Defining Period Stage 2: Preliminary Design Stage 3: Detailed Design Stage 4: Design Support During Manufacture UKNNL will enter into a new call-off for each stage of work, UKNNL reserves the right to not award future call-offs to the framework appointed supplier. UKNNL will continually assess Key Performance Indicators to inform decision making surrounding future call-offs. This notice is to shortlist suppliers under stage 1 - the deadlines for each stage are: Stage 1: Deadline 28th November 2025 at 13:00hrs Stage 2: w/c 8th December 2025 Stage 3: Deadline 16th January 2026 at 13:00hrs Stage 4: Optional, dates as per ITT

Official publications

• FTS · 072122-2025 · 7 November 2025

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Frequently asked questions

What is the deadline to bid for this tender?

The submission deadline is 16 January 2026. Check the official source, as dates can be modified.

What is the estimated value of this tender?

The estimated value published by the buyer is £3,500,000.

Who is the buyer of this tender?

The contracting authority is United Kingdom National Nuclear Laboratory (United Kingdom).

How can I bid for public tenders in the United Kingdom?

Bids are submitted through the official public procurement portal in the United Kingdom. El Vínculo helps you find tenders and analyse their documents; submission always happens at the official source.