Sr. Software Engineer II, Exchange Connectivity

Sr. Software Engineer II, Exchange Connectivity

What you’ll do: 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.

You’ll be part of the Exchange Connectivity team, owning the software that communicates directly with exchanges worldwide.

In this role you will: 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

What you’ll need: 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.)

NinjaTrader is hiring for this role on CareerPlace.

Apply on the company website through NinjaTrader.

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