<a href='http://www.fanfiction.net/s/6151141/1/Spiderman_Another_Time' target='_blank' rel='nofollow'>http://www.fanfiction.net/s/6151141/1/Spiderman_Another_Time</a>
Peter Parker, who works for Stark Industries, gets bitten by the spider in his late twenties instead of as a teenager. It's interesting, though only three chapters so far, and I'm intrigued about how it'll progress.