What does this mean on a job application?

What does (on application) mean on a job's write up?

• what does (on application) mean on a job's write up? This is driving me nuts, what does it mean? for instance £10,000 to £30,000 (on application)

• Answer:

  If you can't work that out, what do you think your chances are of getting the job? My apologies **Edit If neither you nor your sister can work that out, what do you think your parents doing when they were supposed to be educating you?