Lower level sales associates/cashiers/returns/home delivery/ect., these positions will not provide monetary compensation that will enable one to live independently. If you have goals of management, administrative, or design, there could be better compensation for you. One thing IKEA provides which stands a part from other employers is their benefits package. It's been some time since I've been there but it was affordable, inclusive and they paid out their employees all their time earned. They provided sick, vacation AND personal time, which were all separate accounts. Personal and vacation time rolled over and that is hard to find.
It's retail, so the hardest part will always be interactions with the public at times. Retail teaches you empathy, emotional management and communication skills. This company in particular has a great service center culture about providing for the many. Overall, it is one of the better companies I've worked for and depending on your career direction, it could be the right one for you.