Some links to get you started:
Boxes and Arrows is devoted to the practice, innovation, and discussion of design; including graphic design…boxesandarrows.com
UX Magazine is a central, one-stop resource for everything related to user experience. We provide a steady stream of…uxmag.com
A leader in the user experience field, NN/g conducts groundbreaking research, trains and certifies UX practitioners…www.nngroup.com
Can be a bit dry, but it’s well researched.
Don't Make Me Think: A Common Sense Approach to Web Usability, 2nd Edition [Steve Krug] on Amazon.com. *FREE* shipping…www.amazon.com
It’s a light read, but gives some good insights
If you want to learn more, I suggest that besides reading books and blogs, you talk to a lot of people.
Also a good read is this essay about design principles for a ‘true software development tool’:
I found it after I wrote my articles, but it’s a great read you can probably appreciate as a software developer yourself.