This research work intends to investigate the factors influencing the customer satisfaction with e-banking in Nigeria. The study covered twenty (20) randomly selected banks in Ibadan, Oyo state, Nigeria. A structured questionnaire was used in gathering relevant data from the bank staff and their customers respectively. 105 questionnaires were filled and returned by the respondents. The participants were drawn randomly from different departments of selected banks in Ibadan metropolis. The selection was done in such a way that to include all categories of workers (Senior and Junior staff) and cut across the gender, while their customers' selection was done in banking hall. The result reveals that quality service (SMS alerts, E-mail alerts, and electronic opening of account etc.) and Automated Teller Machine are the major factors that influence customer satisfaction significantly in Nigerian banks. The study also reveals that telephone banking; mobile banking, point of sale terminals, smart cards and television banking have positive influence on customer satisfaction. The paper recommends that management should improve on the service quality, increase the numbers of ATM dispensers, confidentiality of consumer data should be protected.