Citigroup hired a dealmaker to lead its coverage of artificial intelligence companies, joining growing ranks of technology-focused senior bankers at the Wall Street lender. Sirisha Kadamalakalva joined Citigroup as global head of artificial intelligence investment banking, returning to dealmaking after a year and a half as chief strategy officer of technology firm DataRobot.

BNP Paribas shook up the senior ranks of its UK dealmaking team as it looks to gain share from rivals in Europe's biggest investment banking fee pool. John Bigham was named head of UK coverage, taking the reins from Simon Gates, who has moved to the US to lead the French bank's corporate banking business in the region.