Qube Research Technologies has been not-so-slowly and steadily bolstering its ranks. An area of note is Hong Kong, where we previously reported it hiring from Citadel Securities. It's not done yet either; the quant hedge fund has recruited multiple senior quant directors, and a new COO.Click here to sign up to our technology newsletter 🔧Deon Brophy joined Qube last week in that COO role. He has spent his entire senior career so far at JPMorgan, where he has worked for a decade.