Dragan He's not under pressure, nor should he be really. Conte was celebrated for scraping them into fourth with ugly football. They're years off having a squad to compete for honours: the questions now are whether Postecoglou can get them back to the Champions League, recruit well and evolve his approach I guess.
It's only a couple of years ago we were collapsing out of top four contention, I'm still pinching myself given how far we've come.