Pros
Trading side: Well-known and respected firm in fixed income, commodity, and currencies. Work with some very intelligent and passionate traders, software engineers, quants. Very aggressive, forward-thinking firm that is willing to put capital toward trading ideas as long as you have done your research. Company side: Free breakfast and lunch everyday, unlimited healthy snacks and drinks. Good compensation and lots of benefits if you are interested in opting-in. Lots of company events like developer speaker series, poker nights, chess, yoga classes, chair massage, wine tasting, etc. They are not stingy and is willing to spend money to keep their employees happy and healthy.
Kontras
Sometimes the hours are long and it can get pretty grueling. Expenses can run pretty high for the traders.