Sr. Java Full Stack Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Sr. Java Full Stack Engineer based in Brazil.

Take a leading technical role in designing and developing next-generation trading systems within a mission-critical financial services environment. You will architect high-performance, distributed applications built for low latency, high throughput, and operational resilience. Combining deep Java expertise with Python, Linux, and event-driven architectures, you will help deliver reliable end-to-end trading workflows. You will collaborate with cross-functional teams to optimize platform performance, strengthen messaging infrastructure, and resolve complex technical challenges. Beyond hands-on development, you will mentor engineers and promote best practices across the software development lifecycle. This remote contract opportunity is ideal for an experienced engineer passionate about capital markets, scalable systems, and performance-critical technology.