Senior Designer, Design System

NinjaTrader

Senior Designer at NinjaTrader enhancing design system experiences across web, desktop, and mobile. Collaborating with cross-functional teams to ensure high-quality design implementation.

Posted 7/8/2026full-timeChicago • California, Colorado, District of Columbia, Florida, Illinois, Minnesota, Montana, New Jersey, New York, North Carolina, Ohio, Oregon, Pennsylvania, South Carolina, Texas, Utah, Vermont, Virginia, Washington, Wisconsin • 🇺🇸 United StatesSenior💰 $110,000 - $160,000 per yearWebsite

About the role

Key responsibilities & impact

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

What you’ll need

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)
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
Experience balancing consistency with product flexibility across multiple teams and products
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

Benefits

Comp & perks

401K plan through ADP with company match up to 3.5%
Annual paid time off allowance of 18 days plus seven paid holidays
Paid Parental Bonding Leave
Health, Vision, Dental Coverage
Life and Disability Insurance Covered 100% by NinjaTrader
Generous PTO
5 Conditional Holidays Annually
1 Service Day Annually
20 additional flex remote days annually
Company Wide Office-Optional weeks tied to major holidays

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

UX DesignUI DesignProduct DesignDesign TokensComponent ArchitectureDesign DocumentationInteraction DesignSystems ThinkingWorkflow AutomationVisual Design

Soft Skills

Excellent CommunicationCollaboration SkillsInfluencing Without AuthorityContinuous Improvement MindsetGuidance And Mentorship