You could look at the various freelancers sites using google, some of the Indian programmers are really good, quick and cheap but there are plenty of UK people as well.
Your biggest problem if it is a good idea is protection of your product and there is no easy or cheap way of doing that.
In a time of universal deceit - telling the truth is a revolutionary act. George Orwell
When the debate is lost, slander becomes the tool of the loser. Socrates