Elizabeth Line signalling performance improvement Work package 1

Transport for London
London
Direct award
24 July 2026 to 30 June 2027

This work package focuses on five key areas for the Elizabeth Line: system reliability, 28 trains-per-hour resilience, obsolescence management, operational flexibility, and timetabling enhancements. The project involves technical signalling upgrades and performance tuning to ensure high-frequency service stability and infrastructure longevity.

Open the official notice

Awarded value: £3.5m; As published
Published: 17 October 2025
Awarded: 1 July 2026; Siemens Mobility Ltd
Contract length: 11 months; Ends 30 June 2027

What the contract covers

Specialist railway signalling engineering services for performance optimisation, system reliability improvements, and operational capacity enhancements on major rail infrastructure networks.

System Reliability Improvements for the Elizabeth Line signalling performance improvement initiative
28 Trains Per Hour Resilience Enhancements for the Elizabeth Line signalling performance improvement initiative
Obsolescence Changes for the Elizabeth Line signalling performance improvement initiative
Operational Flexibility Improvements for the Elizabeth Line signalling performance improvement initiative
Timetabling Enhancements for the Elizabeth Line signalling performance improvement initiative

Terms and requirements

Procedure: Direct award
Initial term: 12 months
Contract dates: 24 July 2026 to 30 June 2027
Certifications asked for: None stated
Lots: 1
Suitable for SMEs: Not stated
CPV codes: 34632200, 45234115

Services in this contract

Rail electrification and signallingMain service£512k typicalElizabeth Line signalling performance improvement works package

Lifecycle

Published
17 October 2025
Contract awardedto Siemens Mobility Ltd
1 July 2026
Contract starts
24 July 2026
Contract ends
30 June 2027

The buyer

Transport for London

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The supplier

Siemens Mobility Ltd

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Value won, 24 months: Locked
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Main buyers

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Cite this contract

Link: https://bidskim.com/tender/329976/elizabeth-line-signalling-performance-improvement-work-package-1
Buyer reference: ocds-h6vhtk-05cec1
Open contracting ID: ocds-h6vhtk-05cec1
Last checked: 5 November 2026

Transport for London. Elizabeth Line signalling performance improvement Work package 1. Contract award, 17 October 2025. BidSkim, https://bidskim.com/tender/329976/elizabeth-line-signalling-performance-improvement-work-package-1 (accessed 5 November 2026).