Staff Software Engineer, Design System

Tech Stack

Solid badges = required, outlined = preferred

Responsibilities

• Own the development, maintenance, and evolution of NinjaTrader’s design system, including UI components, patterns, tokens, and documentation, defining system standards and technical strategy.
• Act as the technical authority for translating designs into production UI, maintaining final responsibility for engineering quality, performance, and maintainability.
• Build and maintain a component library using modern frontend technologies, ensuring components are accessible, performant, and easy to consume.
• Establish and enforce best practices for consistency, accessibility (WCAG), responsiveness, and cross-browser compatibility.
• Collaborate with other frontend engineers to support adoption of the design system, guide implementation, and continuously improve developer experiences.

Soft Skills

Benefits

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

Culture

Requirements