Careers in Investment Banking A career in the securities industry can offer exciting work if you enjoy working in a competitive and demanding atmosphere. Investment bankers, stock brokers, and stock traders all make up the securities industry providing services to each other, as well as the general public. All of people involved in this field deal with stocks, bonds, and other financial material in some way or another, but they all have their own specific objectives and duties. The primary differences between the three are the services they provide and who they provide these services to. Investmen