Sr. Designer, Design System

About the role

NinjaTrader’s growing Design organization is seeking an experienced, highly skilled, and collaborative Senior Design System Designer.

Responsibilities

• Partner with the Design Systems Lead to evolve and scale NinjaTrader’s design system across web, desktop, and mobile experiences
• Create, document, and maintain high-quality reusable UI components, patterns, templates, and interaction guidelines
• Maintain and extend design token architecture that supports scalable implementation across platforms
• Collaborate directly with Engineering to ensure design system components are accurately implemented and maintained in Storybook and production
• Identify opportunities to improve consistency, usability, accessibility, and efficiency throughout the product ecosystem
• Build and optimize Figma libraries, variables, plugins, automation, and AI-assisted workflows to streamline design operations
• Support product designers by providing guidance, documentation, onboarding, and best practices for using the design system effectively
• Contribute to governance processes that ensure the design system evolves intentionally while supporting product velocity
• Help define and track adoption metrics, component health, and system usage to continuously improve the effectiveness of the design system

Requirements

• 7+ years of experience in UX, UI, or Product Design, including at least 2 years focused on design systems
• Demonstrated experience designing, documenting, and maintaining scalable component libraries and design systems for complex digital products
• Expert proficiency in Figma, including components, variables, auto layout, libraries, and modern workflow automation
• Strong understanding of design tokens, component architecture, and design-to-development workflows
• Working knowledge of Storybook and modern frontend technologies (HTML, CSS, JavaScript frameworks) with the ability to collaborate effectively with engineers
• Familiarity with accessibility standards (WCAG) and inclusive design practices
• Strong visual design, interaction design, and systems thinking skills with a portfolio demonstrating scalable design solutions
• Excellent communication, collaboration, and documentation skills with the ability to influence without direct authority
• Passion for craftsmanship, continuous improvement, and elevating design quality across an organization

Qualifications

• Experience building or supporting enterprise-scale design systems
• Experience developing Figma plugins, automation, or AI-assisted design workflows
• Experience measuring design system adoption through analytics or operational metrics
• Experience with Supernova, Zeroheight, or a similar design system documentation software
• Experience with composable component libraries (e.g. shadcn/ui)
• Experience in fintech, trading platforms, or other complex data-rich applications

Skills

• Exceptional visual design craft
• Systems thinking
• Ability to partner across Product, Engineering, and Design

Benefits

• Annual target bonus of 10%
• 401k with 3.5% Company Match
• Generous PTO
• 7 Paid Holidays Annually + 5 Conditional Holidays Annually
• Service Day Annually
• Health, Vision, Dental Coverage
• Life and Disability Insurance Covered 100% by NinjaTrader

Pay

The salary range for this role will be $110,000.00 – $160,000.00 USD.

Schedule

This role is based in Chicago, IL. *There may be remote flexibility for exceptional candidates in the following states: California, Colorado, Florida, Georgia, Illinois, Indiana, Minnesota, Missouri, Montana, New Jersey, New York, North Carolina, Ohio, Oregon, Pennsylvania, South Carolina, Texas, Utah, Vermont, Virginia, Washington, Washington DC, Wisconsin. Hybrid: For Chicago-based employees, we follow a hybrid work schedule: In-office Tuesday through Thursday, with remote work on Mondays and Fridays. In addition to these weekly remote days, we offer: 20 additional flex remote days annually5 Company Wide Office-Optional weeks tied to major holidays