Prefacing with my usual "I'm not a dev, just a tinkerer" disclaimer: new wave, goth rock, industrial and EBM are my gaming/coding gotos (my musical tastes go far beyond that but I definitely never "outgrew" my angsty, anti authoritarian tatses). I've been a big fan of Nine Inch Nails and Reznor's work, and his influences and collaborators. New Order, Gary Numen/Tubeway Army, Bauhaus, Thomas Dolby, Peter Schilling.
I lean more towards industrial while scripting, messing with my self hosted stuff, wrenching on my truck or mower or whatever. 16volt, Sister Machine Gun, Front Line Assembly, Skinny Puppy, KMFDM, ...