[jacques_chester]

I am not a lawyer, but I think the 457 visa fills a role similar to the H1B or E3. You need to coming in for a job on the "Skilled Occupations List"[1], which currently includes various job titles related to software development.

[0] https://www.border.gov.au/Trav/Visa-1/457-

[1] https://www.border.gov.au/Trav/Work/Work/Skills-assessment-a...