DFS are ok for sofas.
But delivery takes about 4 weeks.http://www.made.com/
are not cheap, but very, very nice.
Cash & Carry kitchens are better than their cheap-sounding name.
Don't let it put you off.
I'd have no problem recommending them.
Never buy a bed from IKEA, as their dimensions are different to normal industry standards.
This affects you when changing mattresses.
IKEA wardrobes are reasonably good.
So much about wardrobes is a result of how they are fitted - i.e. chop the skirting board so the wardrobe fully rests on the back wall etc.
Choose light switches & door handles well.
It's the little things that make a difference.