Actuary: a person who computes premium rates, dividends, risks, etc., according to probabilities based on statistical records.
In modern finance maths is of paramount importance. The financial world relies heavily on accurate forecasts of the future and these are based on rigorous mathematical models. Finding the optimal way for a company or individual to organise assets requires a keen analytical mind and very good problem solving skills — something that maths graduates have in abundance. If you go into finance you'll have the chance to work in a challenging and high-achieving climate, travel and work in the most exciting financial capitals ... and of course earn quite a bit of money.