The IRSE is the professional institution for all those engaged in or associated with railway signalling and telecommunications, train control, traffic management and allied professions.

The Institution was formed in 1912, and has its headquarters in London, UK. It, and its members, are active worldwide, with 50% of its membership outside the UK.

The Institution aims to advance the science and practice of train control and communications engineering within the industry, and to maintain high standards of knowledge and competence within the profession. The overriding purpose in doing this is for the public benefit, to help ensure the safe and efficient movement of people and freight by rail.