Operational Data and System-to-System Messaging Platforming - UK2 - Preliminary Market Engagement Notice

Network Rail currently operates two platforms (EMS Hub and LINX) that perform broadly similar roles in transporting operational data and enabling system‑to‑system messaging across the railway ecosystem. The EMS Hub has been in use since 2005 as a real‑time messaging platform serving Network Rail and industry partners across multiple business sectors. LINX, introduced in 2017, was initially designed to act as a linkage layer between newer train management services and legacy systems. Over time, both platforms have e...