I just signed up to the website, myJambi.com. I will let you know if I ever find work through it, but I like the concept. Definitely needs more users though.
"Tap into your trusted network of friends and colleagues to buy and sell services! On myJambi, service providers turn their talents into income and buyers find providers they can trust. Our goal is to make a site that helps both buyers and providers liberate their potential."
Via Walletpop