Build low-latency Java microservices for Citi’s electronic trading technology, emphasizing performance, reliability, scalability, and real-time messaging. Support a globally used rates application. As Lead Core Backend Developer, you will develop and maintain high-volume services within Citi’s modern technology platform. The work includes detailed use-case analysis, volume estimation, implementation discussions, and engineering metrics. You will also support test-driven development, continuous integration, and dependable releases for business and support groups. Key Responsibilities:

Develop high-volume, real-time microservices for trading applications Measure volume and compute velocity requirements for implementation estimates Maintain reliability, scalability, performance,



and strong unit coverage Evaluate strategic initiatives through proofs of concept Assist business, development, and support groups after releases Requirements:

8+ years of hands-on Java development experience 5+ years building scalable, real-time, low-latency microservices Experience with real-time messaging middleware such as Kafka Robust algorithms, architecture, design patterns, and problem-solving skills Experience with multi-threaded applications and UNIX or Linux debugging Bring Java, microservices, messaging, and performance expertise to Citi’s rates reference data development team.

📌 Low Latency Java Microservices Lead (Mississauga)
🏢 Citigroup
📍 Mississauga