The 50-50 joint venture called Signac was entered into earlier this year and aims to catch rogue employees before they can harm the bank. The bank began working with Palantir after its biggest Swiss rival, UBS, lost $2.3bn on an unauthorized trade by Kweku Adoboli in 2011.
“We study external and internal events to try and learn from them,” said Warner, a former operating and finance chief at Credit Suisse’s investment bank. “There is a toxic combination of facts that present itself in any unauthorized trading event. We focus on individual behavior which might be indicative of the risk, instead of focusing on the symptoms.”