Sr. Software Engineer II, Mobile

Posted Apr 23, 2026

NinjaTraderChicago or Remote*Hybridfull_timesenior

$140,000 – $190,000 USD

Tech Stack

FlutterDartBlocMvvmClean ArchitectureUnit TestingWidget TestingIntegration TestingEnd-To-End TestingCI/CDRestful ApisWebsocketsObject-Oriented ProgrammingSwiftKotlinJava

Solid badges = required, outlined = preferred

Responsibilities

Own the life cycle of features through testing, debugging, documenting, releasing, and monitoring.
Participate in the technical roadmap for mobile architecture, frameworks, and tooling.
Implement robust, maintainable Flutter solutions that follow best practices.
Collaborate with Product and Design teams to iteratively improve the user experience on mobile platforms.
Improve observability, monitoring, and crash analytics to ensure product stability and quality.

Soft Skills

AgileWritten CommunicationVerbal CommunicationFintech

Benefits

401k
Dental
Disability Insurance
Flexible PTO
Health Insurance
Life Insurance
Parental Leave
Vision

Culture

Professional DevelopmentEmployee RecognitionSocial ConnectionAgile/ScrumWork-Life Balance

Requirements

Regions: Us

About NinjaTrader

Industry: fintech

Size: medium

NinjaTrader is an industry-leading trading platform and futures broker, empowering over 2 million traders with cutting-edge products and services to navigate financial markets. The company provides award-winning software and brokerage services, continuously innovating and modernizing the futures industry.

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Compensation

Base salary: $140,000 – $190,000 USD

Bonus: 12% annual target bonus based on individual performance (50%) and company/team performance (50%)

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