Remakes make business sense. Every game is a risk. A portfolio of products that includes remakes reduces that risk. A game that was previously popular is easier to remaster than trying to make some new that's less tested. There are always brand new gamers to introduce to your IP as well as existing gamers who may have missed or want to replay earlier games. If you're a mature studio it's almost irresponsible to not d…
You'd think using Unreal Engine makes it easier to hire but that's not the case, it just means there's more competition for the people knowledgable in it, and it drives the people that want to work on something different to other studios. It also doesn't cut down on development time or the needed number of engine programmers since studios pretty much have to modify and enhance the engine, often replacing several comp…
I can't think of many things worse in software development than "I'm an expert on my employer's obscure, only-used-here system."
Your employer knows you can't work anywhere else, and assuming they don't shoot themselves in the foot by allowing one person to become mission critical, they've definitely got the power in negotiations.