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Low Latency Software Engineer (Rust)

at Whistle

Gurugram, India Entry Posted 2025-09-04

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About this role

<div class="elementor-element elementor-element-734d1ce e-con-full e-flex e-con e-child" data-id="734d1ce" data-element_type="container"> <div class="elementor-element elementor-element-e94af94 elementor-widget elementor-widget-text-editor" data-id="e94af94" data-element_type="widget" data-widget_type="text-editor.default"> <h3>About Whistler Trading</h3> <p>Whistler Trading is a systematic proprietary trading firm founded by industry leaders who previously<br>built some of the most successful businesses in quantitative finance and high-frequency trading. We’re<br>on a mission to build elite trading systems and infrastructure with unmatched speed, efficiency, and<br>performance.</p> <h3>The Role</h3> <p>We are seeking a Low Latency Software Engineer of uncommon talent and drive. You should<br>possess a deep love for software and technology, and bring a unique combination of technical prowess<br>and analytical rigor to the table.</p> <h3>What You’ll Do</h3> <ul> <li>Design and implement high-performance, low-latency software solutions using Rust</li> <li>Build elegant, efficient, and scalable systems with a focus on speed and throughput</li> <li>Collaborate closely with trading and business teams to develop custom solutions</li> <li>Analyze complex systems and business problems to create innovative solutions</li> <li>Work independently with initiative and make sound decisions with confidence</li> </ul> <h3>Qualifications</h3> <ul> <li>2+ years of software engineering experience, ideally at a high-frequency trading (HFT) firm</li> <li>Strong experience in Rust, C++ or other systems programming language</li> <li>Familiarity with or interest in Rust is a plus, but not required</li> <li>Experience optimizing code for nanosecond or microsecond-level latency improvements, or a<br>strong interest in doing so</li> <li>Mastery of multi-threaded application design and development</li> <li>Creative problem-solving ability and strong analytical mindset</li> <li>Excellent communication and interpersonal skills in fast-paced environments</li> <li>Bachelor’s degree in Computer Science or a related field (Master’s or Ph.D. preferred)</li> <li>We highly value degrees from IIT campuses and other premier institutions, but we also welcome<br>applicants who can demonstrate exceptional skill through experience and achievements</li> </ul> <h3>Why Whistler?</h3> <ul> <li>Work with the best in the industry</li> <li>No politics, just performance</li> <li>Rapid feedback loops, real impact</li> <li>Long-term opportunity with significant growth potential</li> </ul> </div> </div>

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