Shortly after its North Asia head of international clients left the Dutch lender, along with three colleagues, this publication has learnt that the team is joining a Swiss pure play. Feroze Sukh will join J. Safra Sarasin, sources say, along with his colleagues at ABN AMRO Aditya Jayaraman, Jyoti Jain and Amit Singh. When contacted, a J Safra Sarasin spokesperson declined…