Jobs at Fionics

FionicsAmsterdamon-site

Build and optimize performance-critical trading infrastructure using modern C++ and Linux internals. Own the end-to-end process of designing, building, and measuring systems in collaboration with traders and quants. Req…

FionicsAmsterdamremote$150,000–$800,000 / year

Build and maintain trading systems, market data infrastructure, and quantitative research tools. Focus on optimizing performance-critical financial applications for trading firms. Requires at least 2 years of software e…

FionicsChicagoremote$150,000–$800,000 / year

Build and maintain trading systems and market data infrastructure. Develop quantitative research tools and optimize performance-critical financial applications. Requires at least 2 years of software engineering experien…

FionicsNew Yorkremote$150,000–$800,000 / year

Build and maintain trading systems, market data infrastructure, and quantitative research tools. Focus on optimizing performance-critical financial applications for high-frequency trading. Requires at least 2 years of s…

FionicsLondonremote$150,000–$800,000 / year

Build and maintain trading systems, market data infrastructure, and quantitative research tools. Focus on optimizing performance-critical financial applications for trading firms. Requires at least 2 years of software e…

FionicsLondonremote$180,000–$2,000,000 / year

Build and optimize low-latency trading systems, infrastructure, and risk systems. Develop quantitative libraries and research platforms for systematic trading. Requires at least 2 years of experience in quantitative dev…

FionicsNew Yorkon-site

Develop and optimize execution engines and market data infrastructure for a proprietary HFT firm. Perform full-stack performance engineering on systems that trade live in a collaborative environment. Requires C++ engine…

FionicsLondonon-site

Develop and maintain core systems for a large-scale DeFi trading operation. Ship code to production and solve complex technical problems within a small, high-leverage team. Requires 2 to 4 years of engineering experienc…

FionicsLondonon-site

Build and ship production systems that power live DeFi trading operations. Own the development process end-to-end as a core member of a lean engineering team. Requires strong software engineering experience in trading,…