1. A method for emulation of an endpoint service in a network computer arrangement comprising: generating one or more emulator service classes according to one or more service descriptor files, said generated emulator service classes being contained in a web container accessible by a web server platform, and said emulator service classes being in accordance to one or more Web Services Description Language descriptors; providing an emulator console having a human interface; receiving a request from a client process via an emulator interface; parsing said request and any associated parameters; retrieving one or more endpoint service descriptor files according to said parsed request and parameters, said endpoint service description files being associated with web services endpoint configured to perform a function on behalf of a client program upon the client program's request based upon data supplied by the client program, wherein said web services endpoint is a back office endpoint configured to provide functionality to client programs without interfacing directly to a human user, said functionality being selected from a group of calculating mortgage costs, and searching for financial instruments; executing a service response script while evaluating said retrieved endpoint service descriptor files to generate a response; and sending said generated response to said client process via said emulator interface.