Once you've created / customized your job application form, you can now apply to a specific job.
Go to the Job you'd like to add the form to.
Click Actions > Post the Job
**The Job will have to be made Public first.
3. Refresh the page
4. Head to the Description and Ratings tab, look for Job Application form.
5. Select the job application form you want to apply to the job and hit Save.
This publishes the form to the Job immediately.
You can see this added to the application form on the job like so: