Banking domain experience is must to have
Not looking for Data Science, Data Analyst

Very strong Python and/or C# knowledge
Large-scale enterprise, object-oriented design and hands-on experience in building distributed systems
Risk calculation knowledge (TV, Greeks, PnL)
Strong analytical, problem solving and synthesizing skills (you know how to resolve issues)
Worked with agile SDLC and TDD methodologies, with Git/GitHub and continuous integration
Experience working with an investment banks' front office trading, sales