DWIT - Lot 2 Legacy Data Warehouses

H M REVENUE & CUSTOMS
Selective procedure
20 July 2026 to 19 July 2031

Migration and decommissioning of HMRC legacy data warehouses over a 5-year period. Work involves collaborating with Service Integrator, Lakehouse, and Feed Factory suppliers to transition data, services, and users to the future DWIT architecture with minimal business disruption.

Open the official notice

Awarded value: £200m; As published
Published: 26 August 2026; Contracts Finder
Awarded: 1 June 2026; Capgemini
Contract length: 60 months; Ends 19 July 2031

What the buyer is asking for

Provision of data warehouse migration and legacy decommissioning services for enterprise IT architecture transformation.

Category: IT services: consulting, software development, Internet and support

Lifecycle

Publishedon Contracts Finder
26 August 2026
Contract awardedto Capgemini
1 June 2026
Contract starts
20 July 2026
Contract ends
19 July 2031

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See the data migration market: prices, buyers and who wins →

The buyer

Type: Other public body
Data migration contracts, 24 months: 1
Open data migration tenders: 0
Typical data migration contract: £200m

See everything H M REVENUE & CUSTOMS buys →

How it compares

2,122× the typical data migration contract (£94k).

Cite this contract

Link: https://bidskim.com/tender/3861923/dwit-lot-2-legacy-data-warehouses
Buyer reference: CW109158
Open contracting ID: ocds-b5fd17-707819ad-c613-48ae-af8d-70d02f62aa95
Source: Contracts Finder
Last checked: 12 October 2026

H M REVENUE & CUSTOMS. DWIT - Lot 2 Legacy Data Warehouses. Contract award, 26 August 2026. BidSkim, https://bidskim.com/tender/3861923/dwit-lot-2-legacy-data-warehouses (accessed 12 October 2026).