Staff Software Engineer (Mobile)

Disclaimer: Please be advised that the most accurate and up-to-date information about our open rolesincluding job descriptions compensation and benefitscan only be guaranteed on our official job board. For the latest listings and details please visit: US ON OUR MISSION TO BECOME THE #1 RETAIL TRADING PLATFORM IN THE WORLD

Welcome to the dynamic world of NinjaTrader! As an industry-leading trading platform and futures broker were empowering traders to take control of their financial destiny. How do we do it We provide cutting-edge products and services that enhance the trading journey. Whether a seasoned pro or just starting out NinjaTrader equips traders with award-winning software and brokerage services to navigate the worlds leading financial markets with confidence.

Our growth story is nothing short of exhilarating. Since 2003 NinjaTrader has been dedicated to understanding and supporting traders on their journey toward trading triumph. Through those efforts our user base has grown to over 2 million users and we have become the number one rated futures brokerage worldwide.

But were not stopping there. Were constantly evolving pushing boundaries and modernizing the futures industry. Our commitment to innovation means users will always have access to dynamic tools real-time support and a community of like-minded traders.

So why work at NinjaTrader Here youre not just part of a team; youre part of a movement. We empower employees to reach new heights in their careers by providing a dynamic culture focused on social connection professional development and employee recognition initiatives. Sounds too good to be trueTake it from our employees.

Join us as we redefine whats possible in trading advocate for our customers and continue our journey toward becoming the worlds top retail-focused trading platform in the world.

What youll do:

We are seeking a highly skilled and experiencedStaff Engineer (Mobile)specializing inFlutterto join our Mobile Engineering Team. As a Staff Engineer you will lead mobile architecture mentor engineers and deliver scalable high-performance applications that power a seamless cross-platform experience. You will influence technical direction across teams set a high standard for engineering excellence and drive end-to-end quality and reliability in our mobile products.

In this role you will:

• Define and drive the technical roadmap for mobile architecture frameworks and tooling

• Architect robust maintainable Flutter solutions and guide best practices for state management dependency injection and reactive programming

• Lead design reviews architecture discussions and performance optimization efforts across iOS and Android

• Collaborate with product design and backend teams to deliver cohesive high-quality user experiences

• Partner with backend and API teams to ensure efficient data integration and scalable mobile communication patterns

• Establish and evolve testing CI/CD and release processes to improve developer productivity and delivery reliability

• Drive observability monitoring and crash analytics to ensure product stability and quality

• Mentor engineers across teams and foster a culture of technical excellence innovation and collaboration

• Continuously evaluate and introduce emerging technologies that enhance performance security and developer efficiency

What youll need:

• 10 years of professional software engineering experience

• 3 years in a technical leadership or staff-level role leading mobile development at scale

• 4 years of hands-on Flutter and Dart experience in production environments

• Deep understanding of mobile architecture state management and design patterns (BLoC MVVM Clean Architecture)

• Experience architecting and maintaining robust testing strategies for Flutter applications spanning unit widget integration and end-to-end levels

• Experience building CI/CD automation for mobile delivery

• Strong understanding of RESTful APIs WebSockets and offline data handling

• Proven success optimizing performance reliability and user experience across diverse devices

• Excellent communication skills and ability to influence technical direction across cross-functional teams

Bonus points for:

• Experience creating custom Render Objects in Flutter to support advanced layouts or charting

• Strong knowledge of native iOS (Swift) and Android (Kotlin/Java) integration

• Experience with fintech or trading platforms

• Contributions to open-source Flutter frameworks or SDKs

• Experience leading migration from native mobile stacks to Flutter

Compensation:

The salary range for this role will be $160000.00 - $200000.00 addition this position will also receive an annual target bonus of 15%. Bonus pay at NinjaTrader is based on individual performance (50%) as well as company/team performance (50%).

Salary and bonus earnings are only two components of the total compensation package offered by NinjaTrader.

Our Core Benefits Include:

• Generous PTO
• 7 Paid Holidays Annually 5 Conditional Holidays Annually
• 1 Service Day Annually
• 401k with 3.5% Company Match
• Paid Parental Bonding Leave
• Health Vision Dental Coverage
• Life and Disability Insurance Covered 100% by NinjaTrader

We are committed to equal employment opportunity regardless of race color ancestry religion sex national origin sexual orientation age citizenship marital status disability gender gender identity or expression or veteran status. We are proud to be an equal opportunity workplace.