There are different kinds of visas you can apply for depending on your situation. If you are a traveller, you may want to spend a year (or two - max) in Australia, travel, and work. Popular jobs on such visas are fruit picking, cattle station and hospitality (bars and restaurants) jobs. To apply and get more information about that visa, click here.
If you find it all overwhelming and don't want to risk missing out some details and get your application knocked back, click here to apply through a reliable agency. This guarantees that the application process is quick and smooth for you, and the end result is as good as possible.
Courtesy of Tourism Queensland
If you want to work in Australia on a more permanent basis than a traveller, click here to read information about skilled migration, sponsored workers, professionals and similar.
NOTE: This website is written in British English, which is the English we use in Australia. You will find words like "traveller", "harbour" and "realise", and they are all correct in the language used in Australia.