here’s a secret: willingness and desire to learn are the true qualifications. however, companies aren't willing to hire a bunch of people for a few weeks to find out which people are better than the others (despite what their resumes say). so, they look for things they can compare before hiring: resumes, and yes, degrees.
a university degree in your field makes you more hireable.
Watch out for the Manners Taliban
Isn't it amazing how so many people can type "linuxpakistan.net" into their browsers but not "google.com"?