When the notification is out, open the official IBPS website and find the Specialist Officer (CRP SPL) application link.
Register with your details and fill the form, choosing your specialist post and preferences.
Upload your photo and signature in the given format and pay the fee online.
Submit before the last date and save the application printout for document verification.
Eligibility and age limits differ by specialist post, so read the official IBPS notification carefully first.