C++ Software Engineer - Market Data

With over 7,000 experts in 20 countries, Talan is a global consulting and technology group dedicated to accelerating our clients' transformation through technology, data, and innovation. We’re proud to be a Certified Great Place to Work and are on track to reach €1 billion in revenue by 2025. At Talan, our philosophy is simple yet powerful: Positive Innovation —leveraging technology to benefit people and society. Join us and be part of meaningful change! Are you looking to join a company at the forefront of innovation and transformation? Look no further than Talan! We are seeking a self-driven Senior Market Data Engineer to take end-to-end ownership of core components of our market data stack. This is a high-impact role with direct influence on trading outcomes through the design and delivery of performance-critical infrastructure. You will work closely with the engineering teams to ensure our market data platform scales with business growth while maintaining the highest standards of resiliency, precision, and speed. What You’ll Do Design, implement, and own high-performance market data systems, including feed handlers, order book construction, distribution frameworks, and research-facing tools and services. Drive exchange protocol upgrades, venue onboarding, and behavioral changes while preserving strict determinism and latency guarantees. Expand market and asset class coverage to support trading growth across equities, futures, options, and adjacent products. Continuously improve data quality, completeness, and internal consistency across the platform. Optimize systems for throughput, latency, and resiliency under extreme production load. Act as a strong production owner, independently driving projects from design through deployment and long-term operational support. Partner with trading and quantitative research teams to translate business requirements into robust, performant technical solutions. Contribute to architectural direction and raise engineering standards across the team. What We’re Looking For Strong hands-on experience in modern C++ within performance-critical systems (Currently on 20/23, starting enable 26 features) Deep understanding of large-scale, real-time, low-latency systems, including multithreading, memory management, and networking and application performance assessment, latency analysis, profiling, OS tuning, etc. Experience building or maintaining market data feed handlers, order book systems, or exchange connectivity infrastructure. Strong debugging and problem-solving skills in complex, real-time production environments. Familiarity with exchange protocols (e.g., ITCH, PITCH, iMpact, OUCH, etc.). Demonstrated ownership of systems operating in production environments. Ability to balance performance, correctness, and maintainability in pragmatic engineering decisions. Company’s Benefits At Talan, we invest in our employees' well-being and empower them with benefits, including: 💵The salary range for this role is US$110,000 - US$150,000 💸401(k) retirement plan with company matching 🌴15 days of paid vacation per year at hire and up to 27 according to seniority (annual untaken vacation days are cashed out) 📴8 paid holidays + 5 sick days + 2 personal days per year ❤️‍🩹Company health, dental, and vision insurance plans + FSA 🦺Voluntary STD and LTD 🚍 Commuter/transit benefits All your information will be kept confidential according to EEO guidelines.