Market Connectivity Developer - Trading

Market Connectivity Developer - Trading We are seeking a candidate with strong experience in financial markets technology to join our Market Connectivity team. This global team is responsible for developing and maintaining front-office trading solutions, collaborating with brokers, exchanges, ECNs, and third-party platforms across all asset classes and regions.

In this role, the candidates primary focus will be ensuring seamless integration of third-party trading systems with the Millennium eco-system. Other projects will involve building connectivity with brokers, exchanges and alternative trading venues. Qualifications / Skills Required 5+ years of   Java development   experience, including multithreaded systems. 3+ years of experience in a   financial institution or capital markets environment. Strong experience with the   FIX protocol, including FIX 4.2 to FIX 5.0. Experience with   C++ development. Extensive   Linux development   experience. Strong understanding of   object-oriented programming. Working knowledge of networking protocols, including   TCP/IP, UDP, and multicast. Strong understanding of   market structure   across equities, futures, options, and FX. Experience using   AI coding assistants and engineering tools   to support code generation, refactoring, documentation, debugging, and developer productivity. Experience developing and maintaining automated test frameworks for   unit, integration, regression, performance, latency, and protocol conformance testing. Ability to apply AI tools for   test case generation, log analysis, anomaly detection, root cause analysis, and production incident review. Ability to troubleshoot production issues in a   Level 3 support   environment. Excellent written and verbal communication skills. Bachelor’s degree in   Computer Science   or a related field. Knowledge of   binary trading protocols. The estimated base salary range for this position is $160,000 to $250,000, which is specific to New York and may change in the future. Millennium pays a total compensation package which includes a base salary, discretionary performance bonus, and a comprehensive benefits package. When finalizing an offer, we take into consideration an individual’s experience level and the qualifications they bring to the role to formulate a competitive total compensation package.