Junior C# Developer

5 hours ago


Hong Kong, Hong Kong SAR China IO Tech Solutions Full time

About the Role We are supporting a leading crypto market making and proprietary trading firm in expanding their engineering team. We are looking for passionate Junior to Mid-Level Developers who are excited to build high-performance, low-latency trading systems. Roles Available Role 1: Junior Developer Tech Stack: Rust or C++ Experience: 1+ year (strong fresh grads are welcome to apply) Academic Background: Solid Computer Science foundation Role 2: Developer (Mid-Level) Tech Stack: Rust + C# preferred (either one is acceptable) Experience: 2–5 years Academic Background: Strong Computer Science fundamentals Key Responsibilities Develop, maintain, and optimize low-latency trading applications Write clean, efficient, and scalable code Work closely with internal stakeholders on system design and improvements Troubleshoot performance issues and enhance system efficiency Learn and adopt new languages and technologies as required Contribute to the design and implementation of high-performance solutions Requirements (Both Roles) Degree in Computer Science, Computer Engineering, or related field Strong understanding of CS fundamentals (data structures, algorithms, OS, networking) Experience with low-latency systems, performance tuning, or system optimization Open-minded and eager to pick up new programming languages Business mindset; exposure to trading environments is a plus Transcript submission required with application Nice-to-Haves Experience in crypto, market making, HFT, or trading systems Familiarity with Linux, networking, concurrency, or distributed systems Knowledge of profiling tools or system-level debugging


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