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Senior C Low-Latency Trading Systems Developer

Location: Montreal, CA – Hybrid (3 days onsite)

Salary: 180,000–280,000 CAD (commensurate with experience)

Must have the following: Advanced C in Linux, low-latency systems, multithreading, networking, market data/order routing, Python scripting

Responsibilities:

- Partner with trading teams and technology stakeholders to translate requirements into high-performance solutions
- Design, build, and optimize low-latency components including order gateways and market data systems
- Own full development lifecycle: architecture, coding, testing, deployment,



and optimization
- Ensure scalability, resiliency, and ultra-low latency across trading infrastructure
- Participate in architecture design, peer code reviews, and engineering best practices
- Implement robust testing, monitoring, and validation frameworks to ensure uptime and performance
- Provide Level 2 production support, troubleshooting, and performance tuning
- Mentor developers and contribute to a strong engineering culture focused on continuous improvement

Requirements:

- Bachelor's degree in Computer Science, Engineering, or related field
- 5 years of experience building mission-critical, high-performance systems
- Expert-level C development in Linux environments
- Strong understanding of networking concepts, multithreading, and performance optimization
- Experience with modern development practices (CI/CD, version control, automated testing)
- Robust collaboration and communication skills in cross-functional teams
- Proficiency in Python for scripting and automation

Preferred Experience:

- Experience building low-latency electronic trading platforms
- Knowledge of exchange connectivity protocols and financial data formats
- Exposure to equities, derivatives, or multi-asset trading systems
- Additional scripting or automation expertise

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