It might make for an interesting community project. You might want to be a little more specific as to what you expect the bot to do and the depth of control desired. Simple web control would be cheap and fairly easy. You might get Lynxmotion to build your bot for you and others could chip in to work out the rest of the details.
roughly, where you are geographically located? what is the timeframe you are looking to do the development over? from a logistics standpoint this information could be relavent to helping narrow down the field of available folks.