Principal Software Engineer

We’re seeking an exceptionally talented, hands-on Principal C++ Software Engineer to join a high-performance Global Trading & Execution technology team at a leading global investment firm.

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• 10+ years of professional C++ development experience in Linux-based environments. \n

• Deep expertise in microsecond-latency C++ development, including cache-conscious data structures, lock-free concurrency, and the C++ memory model. \n

• Strong systems-level performance engineering experience, including kernel bypass, CPU core isolation, NUMA optimization, and minimizing system calls on critical paths. \n

• Background building electronic trading systems, market data platforms, execution engines, or exchange connectivity solutions. \n

• Experience with exchange-native protocols, market data feeds, and feed handler development. \n

• Experience delivering software within co-located trading environments. \n

• Proven ability to lead, mentor, and collaborate with highly technical engineering teams. \n

• Exceptional software architecture and system design capabilities. \n

• Familiarity with DevOps practices, CI/CD pipelines, and build automation. \n

• Experience working within Agile development and Site Reliability Engineering (SRE) frameworks. \n

• Excellent communication skills and the ability to work effectively with both technical and non-technical stakeholders. \n

This is an opportunity to work on mission-critical technology powering sophisticated statistical arbitrage and low-latency trading strategies. You’ll play a key role in designing and developing ultra-low-latency execution platforms while providing technical leadership and mentoring a small team of highly skilled engineers.

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The role is approximately 80% hands-on development and 20% technical leadership, offering significant ownership, architectural influence, and direct exposure to the front office.

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What You’ll Do

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• Design, develop, and deliver critical components across statistical arbitrage, low-latency execution, and high-touch trading platforms. \n

• Remain heavily hands-on with C++ development while mentoring and coordinating a small team of engineers. \n

• Partner closely with business stakeholders, quantitative teams, and front-office leadership on architecture and implementation. \n

• Drive technical direction, architectural decisions, and engineering best practices across the organization. \n

• Provide Level 3 production support for global trading operations. \n

• Continuously improve system performance, reliability, and scalability. \n

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