Location: NYC (Hybrid – at least 4 days onsite/week, Monday - Thursday)This is a 6 month consulting opportunity that can be extended up to 12 monthsVisa Sponsorship: Talan does not sponsor U.S. work permits or employment visas.We are looking for a strong C Developer to build a greenfield, low-latency market data application for a high-frequency trading firm. The ideal candidate will have strong OOP fundamentals, especially in C, and will be passionate about developing new features on Trade and Market Access Platforms.Role and responsibilitiesDesign and develop high-performance C systems from the ground up for a global Market Data Feed ApplicationApply strong OOP, design patterns, data structures, and algorithms to build clean and maintainable systemsDesign scalable, low-latency components for real-time market data processingDevelop network connectivity using UDP/TCP, including multicastImplement and integrate financial market data protocols including ITCH, PITCH, and OUCHBuild market data processing and order book componentsDesign concurrent, thread-safe systems with a focus on latency, throughput, and reliabilityProfile, benchmark, and optimize performance-critical codeOptimizing this platform by using network and systems programming, as well as other advanced techniques to minimize latency