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# Low-Latency Developer

- **Company:** Atto Trading
- **Location:** New York, NY, United States
- **Experience:** Expert
- **Salary:** $150,000 - $300,000
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Artificial Intelligence, Algorithmic Trading, C++ (Programming Language), Software Code Optimization, Profiling, Computer Programming, High-Frequency Trading, Inter-Process Communication, Network Protocols, Performance Tuning, Productivity Software, Multithreading, Caching, Technical Debt, Low Latency
- **Published:** November 12, 2026
- **Apply:** https://www.careerbuilder.com/job-details/low-latency-developer-ny--4abb9110-502b-447f-9b42-bccdacd3423d

## About the Role

Statistics, Customer/Client Research, Trading Systems, Analysis Skills, Performance Tuning/Optimization, Technical Leadership, Debt Management, Startup, Kernel Programming, Application Programming Interface (API), * 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
 * AI & Productivity Tools: Demonstrated ability to effectively leverage modern AI tools (e.g., generative AI, code assistants, research and productivity tools) to improve quality, speed, decision-making, and workflow efficiency while maintaining strong judgment, accuracy, and ownership of outcomes, * 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

## Description

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