Resources for data science applications in finance/banking
Take a look at O'Reilly free Ebooks There are a couple of resources for banking/finance/fintech.

There are some sites from which you can work on for learning more about predictive modelling in this sector:

1.) https://inclass.kaggle.com/c/name-that-loan-open/data - Kaggle dataset   for prediction of interest rates

2.) https://datahack.analyticsvidhya.com/contest/practice-problem-loan-prediction-iii/ - Dataset on Analytics Vidhya for loan prediction

3.) There is also a twitter handle with the name @StatCan_eng posting datasets related to Canada specifically.