With $90 million in deposits and $18.25 million in new financing, HMBradley is making moves as the Los Angeles-based entrant into the challenger bank competition. LA is home to a growing community of financial services startups and HMBradley is quickly taking its place among the leaders with a novel twist on the banking business. Unlike most banking startups that woo customers with easy credit and savvy online user interfaces, HMBradley is pitching a better savings account. The company offers up to 3% interest on its savings accounts, much higher than…