This job was posted more than 40 days ago and might be expired.
OfficeNew York, New York, United States150k - 300k USD
Atto Trading, a dynamic quantitative trading firm founded in 2010 and leading in global high-frequency strategies, is looking for a Low-Latency Developer to join our team.We are expanding an international, diverse team, with experts in trading, statistics, engineering, and technology. Our disciplined approach combined with rapid market feedback allows us to quickly turn ideas into profit. Our environment of learning and collaboration allows us to solve some of the world’s hardest problems, together. As a small firm, we remain nimble and hold ourselves to the highest standards of integrity, ingenuity, and effort.
Position Highlights:We are modernizing our trading and research platform to scale our alpha trading business. This platform will enable researchers to explore, test, and deploy sophisticated signals, models, and strategies across asset classes in a robust, fully automated manner while maintaining competitive latency targets. As a Low-Latency Developer, you will be responsible for designing, optimizing, and maintaining high-performance trading systems to minimize latency.
Your Mission and Goals:
- Analyze and optimize the performance of low-latency trading systems by identifying bottlenecks and inefficiencies in the code, and implementing effective solutions.
- Develop and adapt the platform to support the demands of a fast-paced trading environment, while effectively managing technical debt.
Requirements:
- Over 5 years of experience as a low-latency developer with a focus on performance optimization in a high-frequency trading (HFT) environment.
- Experience with multiple components of an HFT platform or system, particularly those on the critical path.
- Experience working at an HFT firm during its startup phase and/or on a trading team is a significant plus.
- Deep knowledge of HFT platforms: networking, kernel bypass, market data, order entry, threading, inter-process communication, and strategy APIs.
- Proven low-latency development and performance optimization in HFT.
- Strong proficiency in C++.
- Excellent understanding of CPU caches and cache efficiency.
- Experience with multithreaded and multi-process synchronization.
- Good understanding of networking protocols.
- Skilled in performance profiling and optimization tools.
- Advanced knowledge of Linux operating systems, including kernel-level device mechanisms.
- Practical decision-making skills.
- Excellent communication skills.
- Strong analytical and problem-solving skills.
- Passion for trading.
- Ability to work independently and as part of a team.
Benefits:
- Competitive compensation package
- Performance-based bonus opportunities
- 401k plan
- Mental health support, including access to therapy
- Paid time off (25 days)
- Relocation support (where applicable)
- International team meet-ups
- Learning and development support, including courses and certifications
- Access to professional tools, software, and resources
- Fully equipped workstations with high-quality hardware
- Modern office with paid lunches
Other open roles at Atto Trading(6)
Platform Lead
New York, New York, United States
On-sitePortfolio Manager
Miami, Florida, United States
On-siteC++ Developer
New York, New York, United States
On-siteTrading Operations Engineer
Lisboa, Lisbon, Portugal; New York, New York, United States
On-siteJunior Trading Operations Engineer
Lisboa, Lisbon, Portugal
On-siteAtto Trading
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Key team members

Gene Zeltsman
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