The Role: We are seeking a highly skilled and hands-on Senior Back-end Java Developer - Trading Platforms to join our back-office trading application technology team, where you will play a pivotal role in designing, building, and sustaining scalable, high-performance software solutions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management.