Low-Latency Trading Systems Engineer (Rust/C++)

United States Digital Space LLC; Singapore; On-site; SGD 180,000 - 280,000; Full time

Job summary

United States Digital Space LLC is seeking a Rust Software Engineer (Core & Platform) to design and scale the core infrastructure powering our high-frequency trading operations, collaborating with traders, quants, and engineers.

Candidates with strong C++ or Java backgrounds are welcome to learn Rust on the job, and you will own system development, exchange connectivity, and real-time market data components to achieve ultra-low latency and reliability.

Qualifications

• Strong understanding of traditional finance, architecture, and trading systems.
• 5+ years building and maintaining low-latency systems for algorithmic trading.
• Proficiency in low-level programming using Rust or C++ (open to strong C++/Java candidates willing to learn Rust).
• Experience integrating with exchange/broker APIs, order management systems, pricing and risk engines, and smart order routers.
• Skilled in system-level performance tuning, monitoring, and debugging.
• Self-starter with strong problem-solving ability and comfort operating in rapidly evolving environments.
• Ability to work in a non-siloed engineering team with a focus on cross-team delivery and success.

Responsibilities

• Design and develop low-latency, high-throughput trading systems to support algorithmic trading strategies.
• Build and maintain robust connectivity with exchanges and protocols, ensuring reliable transaction processing and seamless market access.
• Develop core system components for trade execution, order management, and real-time market data.
• Optimize system performance through profiling, tuning, and architectural improvements for ultra-fast execution.
• Work closely with quantitative traders to translate trading ideas into scalable, production-grade systems.
• Contribute to flexible system architectures to support growing trading volumes and evolving opportunities.
• Ensure operational stability and uptime in a latency-sensitive trading environment.

Skills

Low-latency systems

Rust/C++ proficiency

Finance/trading domain

Exchange APIs integration

Performance tuning

Cross-team collaboration

Problem-solving mindset

Job description

United States Digital Space LLC is seeking a Rust Software Engineer (Core & Platform) to design and scale the core infrastructure powering our high-frequency trading operations, collaborating with traders, quants, and engineers.

Candidates with strong C++ or Java backgrounds are welcome to learn Rust on the job, and you will own system development, exchange connectivity, and real-time market data components to achieve ultra-low latency and reliability.