Step 1: Select Your Profile Icon
Tap your profile icon near the top right of the screen where it reads Me. When you click the Me tab, a drop-down menu will pop up that has various account options.
Step 2: Select Premium Features
Select the Premium features option with the gold square on the drop-down menu pictured above.
Step 3: Manage Subscription
On the right side of that large box is some blue text that reads Manage Subscription. Go ahead and click that link.
Step 4: Cancel Subscription
Under the Premium Career heading, select the Cancel subscription option. Follow any prompts after.