Senior Designer & Checker (Signalling) Senior Designers (Principles) and Verifier IRSE licences required to undertake this role. Contract INSIDE IR35 Locations: Swindon Responsibilities: Carry out design and design production checks on Signalling designs as instructed (experience required includes but not limited to Locations, REBs, Scheme Plans, relay wires, level crossings etc.). Support delivery of Life Extension and Renewals projects. Assist in the preparation of technical details, specifications and tenders for Signalling projects Ensure technical and safety standards are maintained in all aspects of Signalling design work as instructed Discharge safety responsibilities in relation to CDM Regulations, Health and Safety legislation, company procedures and standards Perform duties as directed, from time to time, by the Design Manager in connection with Signalling Design activities Requirements: Hold an IRSE Principles Designer & Verifier licence (essential) Experience in railway signalling design (essential)