NinjaTrader

Build and lead backend systems that power customer funding and trading operations at NinjaTrader, using Python and TypeScript to deliver fast, reliable, and accurate financial software. This senior role owns software quality, resilience, observability, and modernization across regulated trading workflows.

Join NinjaTrader’s Mobile Engineering team to build high-performance cross-platform trading applications with Flutter. This senior role combines hands-on mobile development, architecture leadership, mentoring, and a strong focus on reliability and engineering quality.

Own end-to-end quality for NinjaTrader’s real-time web trading platform by building reliable automated tests and embedding quality into product development. This Chicago-based hybrid role combines Playwright automation, test strategy, exploratory testing, and close collaboration with engineers and product managers.

Architect and optimize the database platform powering NinjaTrader’s high-volume trading applications while continuing to build production software and developer tooling. This senior technical leadership role focuses on MySQL, scalability, migrations, performance, and operational resilience.

Build and lead Scala-based backend systems powering NinjaTrader’s evaluation, risk, auto-liquidation, and trading services. This senior role owns complex, high-throughput systems end to end while mentoring engineers and improving production reliability.

Lead the design and optimization of Scala-based, low-latency trading systems that support high-volume, 24/7 futures trading. This Principal Software Engineer role combines architectural ownership, JVM performance tuning, and technical mentorship.

Staff Software Engineer owning the architecture and technical direction of NinjaTrader’s transaction ledger and treasury systems within its cloud-native FCM platform. The role focuses on financially correct, auditable, resilient distributed systems supporting trade flows, fund movement, reconciliation, and regulatory requirements.

Sr. Software Engineer, Evaluation Services serves as the senior technical advisor for partners integrating with NinjaTrader APIs. The role combines complex integration troubleshooting, partner collaboration, internal tooling, and technical leadership in a fast-paced trading-platform environment.