With FinTech still remaining a male-dominated industry, we regularly highlight the careers of women in FinTech to find out how they got into their current role and what advice they would offer those considering a career in FinTech. This week, we caught up with Hannah Lewis, UK Country Manager at payments giant American Express.  Hi Hannah! Can you tell us a bit about your role at Amex? As the UK Country Manager, I look after all American Express...