When more reviews come in, I'll do some further variations, but I think this is nice to be going with. It's up now on ENWorld, so hopefully that will get knowledge of the book to a few more people.
Jonny was stranded on Earth whilst still a fetus when his birth-parents' spaceship crashed, and has since worked hard - with only limited success - to integrate himself into human society.
He is currently employed as a computer programmer in the City of London, but moonlights as a writer on the side.