1. A computer-implemented method, comprising: creating a connection between a decision service manager and a managed system; establishing a signature of a decision service; developing, using at least one computer, the decision service based upon the established signature of the decision service; performing a deployment readiness check; transferring generated code implementing the decision service to the managed system upon a determination that the deployment readiness check was successful; and inserting the generated code into the managed system, wherein the inserting takes place while another decision service is in use.