Senior Tech Lead – Quantitative Developer

HASHKEY CAPITAL SINGAPORE PTE. LTD.; Singapore; On-site; SGD 120,000 - 160,000; Full time

Job summary

A leading trading firm in Singapore is looking for a Senior Software Engineer to focus on ultra-low latency trading systems. The role involves leading the development and optimization of high-performance trading environments, mentoring junior engineers, and implementing trading strategies in a production setting. Candidates should have over 10 years of experience with proficiency in C++, along with skills in multithreading and concurrency. Experience in crypto trading is a plus.

Qualifications

• 10+ years of software development experience, with at least 5+ years in low-latency/high-performance systems.
• Proven experience with C++, Rust, or Java in building HFT or low-latency trading systems.
• Demonstrated leadership ability to manage small engineering teams and drive technical direction.

Responsibilities

• Lead the design, development, and optimization of ultra-low latency trading systems.
• Collaborate with internal teams to implement, test, and deploy trading strategies.
• Mentor junior engineers and set best practices for coding standards.

Skills

C++

Low-latency systems

Multithreading

Concurrency

Risk controls

Performance tuning

Education

Bachelor’s or Master’s degree in Computer Science, Engineering, Mathematics

Tools

FPGA acceleration

Python

Job description

Key Responsibilities

• Lead the design, development, and optimization of ultra-low latency trading systems, including order execution, risk controls, and connectivity to global exchanges.
• Collaborate with internal team to implement, test, and deploy trading strategies into production environments.
• Own the system architecture, ensuring scalability, fault tolerance, and high availability.
• Mentor junior engineers and set best practices for coding standards, performance tuning, and code reviews.
• Partner with infrastructure and DevOps teams to optimize network, hardware, and system performance for high-frequency trading environments.
• Continuously monitor and improve system performance to achieve nanosecond/microsecond-level efficiency gains.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, Mathematics, or related field.
• 10+ years of software development experience, with at least 5+ years in low-latency/high-performance systems.
• Proven experience with C++ (preferred), Rust, or Java in building HFT or low-latency trading systems.
• Strong understanding of multithreading, concurrency, lock-free programming, and kernel-level optimizations.
• Familiarity with market data protocols and exchange connectivity.
• Exposure to crypto trading infrastructure is a plus.
• Previous experience at a top-tier trading firm, exchange, or market-making shop is highly desirable.
• Demonstrated leadership ability to manage small engineering teams and drive technical direction.

Nice-to-Have

• Experience with FPGA acceleration, kernel bypass (DPDK/Onload), or hardware optimization.
• Hands-on with Python for research infrastructure and prototyping.
• Knowledge of crypto exchange APIs and digital asset market structure.