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Modernizing the mainframe for the digital era

March 24, 2022

Via: CIO

Sonny Sonnenstein is not a mainframe guy. “I’m a banking technologist,” says the CIO for retail, business, and digital banking at M&T Bank. But it is safe to say that Sonnenstein understands something about investment risk and when it’s time to double down on a strong hand. He’s doing just that on the bank’s IBM Z system mainframes, for which the bank has written some 10 million lines of code over the years. Sonnenstein is looking for a return on that investment.

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