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# Sr. Software Engineer II, Exchange Connectivity

- **Company:** NINJATRADER, LLC
- **Location:** Chicago, IL, United States (Remote available)
- **Experience:** Expert
- **Salary:** $140,000.0 - $190,000.0
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Algorithmic Trading, C++ (Programming Language), Profiling, Data Transmissions, Linux, Distributed Systems, Fault Tolerance, Field-Programmable Gate Array (FPGA), IBM WebSphere MQ, Network Programming, Performance Tuning, Reference Data, Data Streaming, Transmission Control Protocol (TCP), Wireshark, WebSocket, Multithreading, Concurrency, Binance, Information Technology, Low Latency, Asynchronous Programming
- **Published:** August 6, 2026
- **Apply:** https://www.dice.com/job-detail/9f88ccd3-b867-4d1a-97bb-acbc2b0295f4

## About the Role

We are seeking a highly skilled and experienced Sr. Software Engineer II with deep expertise in exchange connectivity and high-performance trading systems. This is a high-impact role focused on interfacing directly with multiple exchanges, handling real-time market data, order routing, and trade processing with low latency and high reliability., * 8+ years of experience in the trading industry, ideally with C++ or Rust

 * Bachelor's or Master's degree in Computer Science, Electrical Engineering, or a related field
 * Proven experience building exchange connectivity and market data systems across multiple venues
 * Strong understanding of network programming, multicast UDP, TCP, and asynchronous I/O
 * Deep knowledge of trading industry specifications (FIX, SBE, market data formats, etc.)
 * Strong communication and collaboration skills, including the ability to mentor others and drive change across teams
 * Experience supporting live trading systems in production - diagnosing connectivity issues, latency anomalies, and failover events
 * Strong sense of ownership, with the ability to deliver robust, tested, and observable software in mission-critical environments

Bonus Points for:

 * Capital markets experience
 * Performance profiling and tuning using perf, VTune, Wireshark, or similar tools to analyze and reduce latency
 * Low-latency systems development with deep experience optimizing for performance, throughput, and determinism in production trading environments
 * Building and maintaining real-time feed handlers for exchange protocols (ITCH, OUCH, FIX/FAST, CME MDP, Eurex ETI, etc.)
 * Familiarity with U.S. and international exchange APIs and connectivity protocols (CME, ICE, Eurex, CBOE, Binance, etc.)
 * Expert-level Linux knowledge, including performance tuning, kernel parameters, NUMA, and clock synchronization (PTP)
 * Building resilient distributed systems that handle failover, recovery, and state synchronization
 * Expertise in concurrency, multi-threading, and asynchronous programming
 * Familiarity with IBM MQ for exchange data transfer
 * Experience with low-latency networking, kernel bypass, or FPGA acceleration

## Description

* Design, implement, and support exchange connectivity components across multiple asset classes and protocols
 * Develop and maintain market data handlers, order gateways, and contract/instrument reference data processors
 * Create APIs to expose exchange services to the broader organization via REST, WebSocket, event bus, or other mechanisms
 * Collaborate closely with the Trading OMS, FCM, and infrastructure teams
 * Optimize for low latency, high throughput, and fault tolerance across all trading and data flows


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