Low-Latency Developer
Company: Atto Trading Technologies
Location: New York City
Posted on: February 18, 2026
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Job Description:
Job Description Job Description 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. Technical Skills: 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. About You: 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 Annual base salary range of
$150,000 to $300,000. Pay (base and bonus) may vary depending on
job-related skills and experience. Our motivation: We are a company
committed to staying at the forefront of technology. Our team is
passionate about continual learning and improvement. With no
external investors or customers, we are the primary users of the
products we create, giving you the opportunity to make a real
impact on our company's growth. Ready to advance your career? Join
our innovative team and help shape the future of trading on a
global scale. Apply now and let's create the future together!
Keywords: Atto Trading Technologies, Milford , Low-Latency Developer, IT / Software / Systems , New York City, Connecticut
