<p>Masters in finance is most useful for people who want to go into asset management, as for other divisions of banking it isn’t really necessary. If that’s what you want to do, then by all means go for it. LSE is by far the best name on your list; the trick there is getting into the program. Of course LBS would be ideal, as it’s a peer of HBS and Wharton. But with so little work experience, getting in will be difficult.</p>