i take this route to office from Basavanagar bus stop; maybe you could try this:
BEML Gate - mallesh palya - vignan nagar - basavanagar - HAL quarters shortcut to Karthik nagar - outer ring road - towards Total mall - cross at the Alpine Eco shortcut - IFB and from here two options:
SAP junction - vaidehi hosp - sathya sai hosp - ITPL back gate.
OR
turn left - shell petrol pump fork - mahadevapura road (zuri hotel road) - big bazaar - ITPL.
this route i take into HAL quaters, karthik nagar etc avoids all the traffic, and its a downhill on outer ring road, cross the median and flat roads again. while coming back, its easier if you:
come to total mall - internal roads through DRDO phase 2 - kaggadaspura railway gate - CV Raman Nagar - BEML Gate.
OR
kaggadaspura railway gate - vignan nagar - malleshpalya - BEML gate.
so there, these routes i've tried on the bike already few times, and mostly flat, low traffic shortcuts.