You can't tell them: They can only learn this through experience. Alternately they may be the sort of shop where average developers are perfectly satisfactory.

You can't tell them: They can only learn this through experience. Alternately they may be the sort of shop where average developers are perfectly satisfactory. If demands by an employer change or are no longer acceptable, find a new job and move on. If you are confident in your marketability, outright state your demands about flexible work et al, knowing that this may cause conflict and a departure may be expedited. None of us are fixed in our jobs. One thing worth mentioning is that developers, as in other high variance skill pursuits (such as sports), have individual allowances and leeways. There is nothing "unfair" about a star performer essentially writing their own rules, and it is one of the great sadnesses of this profession that there are so many lobsters desperately trying to claw their peers down to the bottom of the pot.