How do you prove to a prospective employer that you intend to stick around for a while, if you hopped around for the first few years of your career and are expe

How do you prove to a prospective employer that you intend to stick around for a while, if you hopped around for the first few years of your career and are expecting a “Senior” promotion around year 4 or 5, which is the norm in the industry these days? Serious question