Lead Java Software Engineer

Citi • mississauga, on, Canada • Posted May 24, 2026

Location mississauga, on
Job Type Full-time
Category Other-General
Posted May 24, 2026
The Role

Join the Citi Futures Technology team, a dynamic and fast-paced group at the heart of a growing global business. We are seeking a talented Senior Java Engineer to drive the architecture, design, and implementation of our Futures Data as a Service post-trade orders & executions application. This is a hands-on role where you will tackle complex technical challenges in a low-latency, high-throughput environment. You will play a key role in building resilient and high-performing scalable solutions that directly impact our trade consumption, enrichment and reporting. What You’ll Do (Responsibilities)

Architect & Develop: Architect, design, build, and maintain high-performance, scalable, and reliable Java-based microservices. Solve Complex Problems: Tackle challenging technical problems related to concurrency, low-latency messaging, and large‑scale data processing in a distributed environment. Collaborate & Integrate: Work within a global Agile team to analyze comp...

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