Colleagues should be cooperating with each other, not competing with each other as "enemies". If you think of your coworkers as stumbling blocks to your own development, it will be difficult for you to gain a foothold in the office, and of course, it will be even more difficult for you to develop. Remember that mutual benefit is the basic prerequisite for collective acceptance.
While Wall Street banks, especially Goldman Sachs, are known for their hefty salaries and bonuses, that's not always the case for junior analysts, who are at the bottom of the financial world's food chain.