Meanwhile, this
http://www.theaustralian.com.au/business/technology/shortage-of-it-and-communications-tech-talent-costly-to-economy/story-e6frgakx-1227399375726
It's hard to tie-in with what we see on the ground.
"Australia currently uses skilled migration as one way to gain access to ICT talent, with over 21,000 visas granted to new arrivals last year (roughly half for short-term 457s and half for permanent migrants), more than a quarter of which were software developers and programmers. Around 2000 ICT workers left Australia in 2013-14 to work overseas, resulting in a net “brain gain” of just over 19,000 people."