Its common in all firms (not just IT) that companies expect you to either get promoted or move on to another job. If you're doing the same thing after 5 years you're probably not a star employee and some firms will actively try to get rid of you.

I honestly like working 5+ years on one project so kinda resent being told I'm not great, but that's what it is.

https://thedailywtf.com/articles/Up-or-Out-Solving-the-IT-Tu...