IBPS PO 2021. IBPS PO 2021: The Institute of Banking Personnel Selection (IBPS) will be releasing the IBPS PO 2021 Notification for the post of Probationary Officers (PO) tentatively in the August first week on @ibps.in.Every year lakhs of candidates apply for this recruitment to get a secure job in the Public Sector Banks participating in this CRP PO/ MT recruitment.