Having 1/3 of headcount in tech is completely normal for most banks and other financials (except retail banking). If you count all contractors and outsourced ar

Having 1/3 of headcount in tech is completely normal for most banks and other financials (except retail banking). If you count all contractors and outsourced areas it'll probably be closer to 40-45%. But most of that will be maintenance, rule checking, data entry, implementing regulatory changes, etc. Only a tiny amount of those will develop algorithms or work close to trading.