Think the saracen is a great shout, and decent review on here a month or so ago.
I’d also look at the sonder evol. You’d get dream kit for that budget.
Wish them all the best, and nothing personal, but that second hand dealer offers on the first page, seem really keenly priced. I get the margins selling second hand are tight if a business and they look immaculate and great spec, but regardless of that, most value second hand is the age and model of the frame (in my opinion) and their prices compared to random Facebook marketplace or pinkbike seems optimistic