Citizens links up with wealth robo-adviser amid adviser hiring spree

Citizens Financial Group is teaming up with a hot Silicon Valley startup as part of a larger effort to bulk up its wealth management offerings.Beginning early next year, Citizens’ investment service affiliate will offer wealth management services using SigFig’s automated investment-advice technology. It joins other banks nationwide that have partnered with SigFig, including Wells Fargo (NYSE: WFC) and, locally, Cambridge Savings Bank.Under CEO Bruce Van Saun, Citizens (NYSE: CFG) has