Tokka Labs | Singapore, SG
Tokka Labs is a proprietary trading firm with a focus on close collaboration, rigorous research, and cutting-edge technology. We are market makers, searchers, and solvers for top protocols on the most popular blockchains in the world. We design and implement our own trading systems and strategies to provide liquidity in the most diverse and challenging environments. At the core of it all lies our unwavering commitment to pushing boundaries of decentralized finance and we are always on the lookout for like-minded individuals to join us on this journey. If you think you have what it takes, apply now! 

Position Summary
We are looking for a Trading System Engineer to join our team and play a key role in building and scaling the core infrastructure that powers our electronic trading operations. This position is ideal for engineers who thrive in low-latency environments, enjoy working at the intersection of software and finance, and are excited about contributing to the fast-evolving world of digital assets. You’ll work closely with traders, quants, and fellow engineers to design and implement high-performance systems that execute seamlessly across both centralized and decentralized markets.

Job Responsibilities

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

Job Requirements:

• Strong understanding of cryptocurrency markets, blockchain fundamentals, and on-chain transaction mechanics.
• Demonstrated experience building and maintaining low-latency systems for algorithmic trading.
• Proficiency in Rust, TypeScript and Python; familiarity with C++ is a plus.
• Experience integrating with exchange APIs, smart contracts, and blockchain networks.
• Skilled in system-level performance tuning, monitoring, and debugging.
• Strong problem-solving ability and comfort with operating in high-pressure, high-velocity environments.

Preferred Qualifications:

• Active interest in cryptocurrency trading and blockchain ecosystems.
• Experience building infrastructure for automated or high-frequency trading environments.
• Familiarity with market structure and financial instruments.
• Comfortable collaborating across functions including quant, trading, and engineering teams.