Signalling Testing and Commissioning

Trusted Signalling Testing & Commissioning, Delivered safely and within budgets.

Rail Signals showing green

At Softech Rail, we specialise in signalling testing and commissioning, ensuring every newly installed or upgraded system is verified, compliant, and ready for safe operation. From large-scale re-signalling schemes to focused asset renewals, our expert teams carry out rigorous testing and precise commissioning to meet Network Rail standards and project requirements. With extensive experience across mainline, metro, and complex operational rail environments, we prioritise safety, performance, and reliability — delivering signalling systems you can trust from day one.

Deep Expertise in Signalling Testing & Commissioning

We deliver expert signalling testing and commissioning services to ensure new or upgraded systems operate safely and reliably from day one. Whether part of a full re-signalling programme or a targeted asset renewal, our testing teams ensure full compliance with Network Rail standards. With deep experience across mainline, metro, and high-complexity environments, we bring precision, safety, and assurance to every phase of signalling testing and commissioning — helping you keep your railway running with total confidence.

Proven Expertise in Signalling Testing & Commissioning

We’ve built our reputation in signalling testing and commissioning on precision, attention to detail, and getting it right first time. Our experienced Testers in Charge (TICs), principal testers, and specialist engineers oversee every stage of the testing and commissioning process — verifying each component against exacting rail industry standards. From point machines and track circuits to signal heads and control systems, we ensure every element performs exactly as required. Our teams lead on principles testing, functional testing, and system verification, delivering clear documentation and full traceability. At Softech Rail, we don’t just tick boxes — we ensure your signalling infrastructure is safe, compliant, and ready to perform.

A workman testing a commissioned Signalling System

Planning, Safety and Delivery You Can Trust

We know that effective signalling testing and commissioning starts with intelligent, forward-thinking planning. Our approach is proactive and collaborative, aligning testing strategies with project timelines, possession access, and wider programme goals. Before any site activity, we develop detailed test plans and conduct thorough design reviews to reduce risks and improve efficiency. Safety drives everything we do — from G110 testing to SMTH procedures — ensuring equipment is correctly configured, fully functional, and ready for operation. This combination of strategic planning and hands-on precision ensures a smooth transition from installation to live service.

A workman testing a Signalling System

Signal Installation & Testing Capabilities

We have expertise in the full spectrum of signal designing:

    • SMTH, G110 Testing & Authoring, Testing Management, Tester in Charge (TIC) responsibilities.

    • Principles Testing, Verification Testing, Functional Testing.

    • PICO (Pre-Installation Check-Out) Testing, Correlation Studies and Survey Works,

    • Legacy System Testing (Mechanical & Electro-Mechanical),SSI, Geographical Interlocking, E10k Interlocking Systems,Westpac, Westlock, Alstom Smartlock Systems.

    • Distance to Go and TBTC Systems Testing,Point Machine Testing and Control Integration,Level Crossing Testing and Commissioning,Track Circuit Testing (Audio Frequency and Coded),Panel and Remote Control System Testing,Token and Block System Testing, Independent Verification and Validation (IV&V),

    • Testing for Station Upgrades and Depot Integrations, Testing of Complex Multi-Discipline Rail Interfaces,Safety Assurance Documentation and Compliance Reporting

Integrated Testing Support for Complex Projects

At Softech Rail, we know that signalling systems rarely stand alone. Our testing teams work alongside designers, installers, and project managers to provide integrated testing and commissioning solutions for projects of every scale. From station enhancements and route upgrades to depot integrations and track renewals, we ensure every interface is tested for flawless performance. Our specialists bring extensive experience in heritage systems, modern CBTC networks, and hybrid environments, giving you peace of mind across complex rail systems. When programme milestones depend on your signalling being ready, we deliver.

End-to-End Testing & Commissioning Capabilities

Our comprehensive signalling testing services cover every critical aspect of project delivery. We provide testing management, Tester in Charge (TIC) leadership, Pre-Installation Check-Out (PICO) testing, principles testing, verification testing, and functional testing. Our teams are fully equipped to conduct SMTH and G110 testing with full authoring and checking capabilities, supported by independent verification for absolute compliance. We also undertake correlation studies and ensure seamless integration with existing operational systems. Backed by proven methodologies and hands-on experience, Softech Rail ensures that your signalling assets are tested, commissioned, and ready to perform.

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Latest Rail Signalling PR, News & Insights

Our Rail Signalling Testing and Commissioning Projects

Purfleet Signalling and Telecoms
Signalling and Telecoms designs for highway Bridge, reconstruction of entire station including shopping concourse and lowering of OLE catenary.
Dec 14, 2023
Eastbourne Siding
Softech conducted a condition assessment to confirm that the existing signalling system is capable of performing the required train movements.
Dec 5, 2023
WLL Clapham Junction
Provide extra passenger capacity on the West London Line (WLL) by lengthening the station platforms
Nov 29, 2023
Barnes Signalling, Telecoms and E&P
ES4, ES5 Designs, Site surveys for the identification of affected cable routes and production of detailed designs. Testing and commissioning
Oct 20, 2023
Clacton-On-Sea Depot Signalling
Softech undertook ES3 & ES4 designs for the Clacton-On-Sea Depot Signalling project, including Signal Sighting following thorough site surveys.
Jun 18, 2022
Gatwick Airport Station Widening
Optimised signalling designs for Gatwick Airport Station Widening project ensure smoother rail operations. Expert signalling enhancing travel.
May 7, 2018
Elton Siding Signalling and Telecoms
Softech reduced CO2 emissions by nearly 1,000,000 cubic metres each year. We did this by conceiving and delivering ES3-8 for the Elton Siding Signalli...
Jan 21, 2016
Radlett
This study was completed to assess how best to path down direction freight trains between the Midland Main Line and the proposed SRFI at Radlett.
Jan 12, 2016
Richmond Platform 3
Enhanced rail signalling for Richmond Platform 3 under LOCIP ensures efficient 5-car operations. Softech's ensures optimal design solutions.
Jul 16, 2015
Clapham Junction Platform 16
difficulties at Platform 16 in dispatching longer trains led to Softech's engagement to look into Signalling alterations to overcome operational issue...
Sep 16, 2014
Norwood Junction
Signalling scheme plan was produced by Softech for Norwood junction, proposing many alterations.
Jul 29, 2014

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