Middle+ Senior C++ Developer

About the Company
Client is a Toronto-based technology company operating in the capital markets domain. The team builds and maintains high-performance trading infrastructure supporting large-scale financial operations. The company is now expanding its engineering team to strengthen and enhance its low-latency trading platform.

About the Role
We are looking for an experienced Senior C++ Developer to join the engineering team. The successful candidate will work on improving and supporting an existing low-latency trading platform, focusing on performance optimization, scalability, and reliability.

This role involves significant non-functional work, including redesigning and enhancing core components to meet demanding latency and throughput requirements.

Responsibilities

• Support and enhance an existing low-latency trading system
• Design, develop, and optimize high-performance C++ components
• Collaborate with cross-functional teams to identify and implement system improvements
• Participate in performance profiling, debugging, and fine-tuning
• Ensure software reliability, maintainability, and efficiency
• Follow modern C++ development best practices

Requirements

• Strong experience in C++17 (or later)
• Solid understanding of low-latency design patterns and multi-threaded systems
• Hands-on experience with Boost and Linux (RHEL) environments
• Proven background in performance optimization and system-level programming
• Excellent problem-solving skills and attention to detail
• Ability to work independently and as part of a distributed team

Nice to Have

• Experience in trading systems, market data processing, or exchange connectivity
• Knowledge of FIX protocol, network programming, or real-time data systems
• Familiarity with high-frequency trading or quantitative finance

Being a part of 3asoft means having:
- High level of flexibility and freedom
- p2p relationship with worldwide customers
- Competitive compensation paid in USD
- Fully remote working