Senior Core Software Engineer

Selby Jennings; Singapore; On-site; SGD 120,000 - 180,000; Full time

Benefits offered by this job

Competitive compensation package

Professional development opportunities

Collaborative environment

Job summary

Selby Jennings is seeking a Software Engineer to design, develop, and optimize core trading infrastructure for low-latency environments in Singapore. You will work with traders, researchers, and engineers to build scalable systems that support algorithmic trading strategies and market connectivity.

The ideal candidate has strong software fundamentals, experience with production-grade trading systems, and a passion for performance-critical applications in fast-paced markets.

Qualifications

• Minimum 5 years of software engineering experience in trading or performance-sensitive settings.
• Experience building low-latency, distributed trading systems.
• Proficiency in Rust or C++, and strong knowledge of performance optimization.

Responsibilities

• Design and develop low-latency, high-throughput trading systems.
• Build and maintain connectivity to exchanges, brokers, and trading venues.
• Develop components supporting market data, order management, and trade execution workflows.
• Optimize system performance through profiling, monitoring, and architectural improvements.
• Work closely with trading and quantitative teams to implement and enhance trading capabilities.
• Contribute to scalable system architecture that can support increasing trading volumes.
• Maintain system reliability, stability, and operational performance in production environments.
• Participate in troubleshooting, debugging, and continuous improvement initiatives.

Skills

Distributed systems

Low-latency optimization

Performance profiling

Education

Bachelor's degree in Computer Science or related field

Tools

Rust

C++

Job description

Software Engineer - Trading Systems

Location: Singapore
Employment Type: Full-Time

About the Company

Our client is a technology-driven quantitative trading firm operating across digital asset markets. The firm develops proprietary trading systems and infrastructure to support algorithmic trading strategies in fast-moving, high-performance environments. The team combines technology, quantitative research, and trading expertise to build scalable systems that support trading operations globally.

About the Role

We are seeking a Software Engineer to design, develop, and optimize core trading infrastructure used in low-latency trading environments. This position offers the opportunity to work closely with traders, quantitative researchers, and engineers to build high-performance systems that support algorithmic trading strategies and market connectivity.

The ideal candidate will have experience developing production-grade trading systems, strong software engineering fundamentals, and an interest in working on performance-critical applications.

Key Responsibilities

• Design and develop low-latency, high-throughput trading systems.
• Build and maintain connectivity to exchanges, brokers, and trading venues.
• Develop components supporting market data, order management, and trade execution workflows.
• Optimize system performance through profiling, monitoring, and architectural improvements.
• Work closely with trading and quantitative teams to implement and enhance trading capabilities.
• Contribute to scalable system architecture that can support increasing trading volumes.
• Maintain system reliability, stability, and operational performance in production environments.
• Participate in troubleshooting, debugging, and continuous improvement initiatives.

Requirements

• Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, or a related discipline, or equivalent practical experience.
• At least 5 years of software engineering experience, preferably within trading, financial technology, capital markets, or other performance-sensitive environments.
• Experience building and maintaining low-latency, distributed, or high-performance systems.
• Proficiency in Rust, C++, or similar systems programming languages.
• Experience working with exchange connectivity, market data systems, order management systems, or related trading infrastructure.
• Strong understanding of software architecture, performance optimization, debugging, and monitoring.
• Strong problem-solving skills and ability to work effectively in a collaborative environment.
• Ability to adapt and contribute in fast-paced and evolving technical environments.

Preferred Experience

• Experience within electronic trading, quantitative trading, market-making, proprietary trading, capital markets, or financial services environments.
• Knowledge of digital assets, cryptocurrency markets, or decentralized finance technologies.
• Familiarity with distributed systems, networking, and performance tuning.

What's on Offer

• Opportunity to work on business-critical trading infrastructure.
• Exposure to low-latency and high-performance distributed systems.
• Collaborative environment with engineers, traders, and quantitative professionals.
• Competitive compensation package and professional development opportunities.