我应该选择哪种语言来创建可以与我的php web服务器进行Web服务（REST）对话的便携式windows gui客户端？

We have an web server running cakephp that provides REST web service. Now we need to create a portable window client in simple .exe (with window form gui) that can talk with the web service in https without relying too much on other library or api. The client will send xml & receive xml. Also it will read some text file in local pc and compress it and encode it as text format, like base64, then send it by restful way to server.We have an web server running cakephp that prov