I think this question is a good fit Short name vs legal name on resume?Short name vs legal name on resume? There are going to be people with this problem at the workplace and this should be a valid question on the workplace stack. Why is this question put on hold ? Of course as a lot of answers, the answer to this question is going to be based on commonly accepted norms/opinions.
EDIT : I have made an attempt to edit the question and generalize it