Is Siri coming to all Macs via OS X 10.9? Apple has posted 17 jobs relating to Siri development since January 1, 2013 …many of which do not require experience with the iOS SDK. In fact, some of the offerings specifically state that “iOS or OS X development skills” are acceptable. Accordingly, it looks like a cross-platform expansion of the Siri experience is in the works. It’s about time!