It's a constant cat and mouse game with Google. You can use Magisk with Zygisk enabled, Shamiko, and Play Integrity Fix (there's also a few other combos that work) to get baking apps to work. I have no issues on my rooted Pixel 8 Pro, but it's always a gamble if Google updates their end and then you get locked out of Google Wallet for a day once you update your fixes (not banking apps).
Unfortunately GPay / Google Wallet has been borked on most ROMs since the recent Google shenanigans about a week ago. Even those not rooted. I got hit by that, running ArrowOS and not being rooted.
My bank's app works though so eh, lost some convenience but can get things done.