Yes, it works.
The HockeyApp API accepts either a .apk or .ipa file in the ipa
parameter, which the Jenkins plugin uses. Furthermore, the dsym
parameter accepts dSYM symbols from iOS, or a ProGuard mapping.txt file for Android.
As of plugin version 1.0.4, the UI and documentation has been updated to clarify that iOS, Mac OS X and Android apps are all supported via the same plugin.