Sr. Designer, Design System

Responsibilities

Ninja Trader’s growing Design organization is seeking an experienced, highly skilled, and collaborative Senior Design System Designer. Working closely with our Design Systems Lead, you’ll help evolve and scale our design system while enabling designers and engineers to build high-quality, consistent experiences across our trading platform. You’ll combine exceptional visual design craft with systems thinking, partnering across Product, Engineering, and Design to improve efficiency, accessibility, and product quality.

• Partner with Design Systems Lead to evolve and scale the design system across web, desktop, and mobile.
• 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 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.

• 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.
• 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.
• 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 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.

Salary range: $110,000 – $160,000 USD. Annual target bonus of 10% (50% based on individual performance, 50% on company/team performance).

This role is based in Chicago, IL. Remote flexibility is available 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.

For Chicago-based employees:
In‑office Tuesday through Thursday, remote work on Mondays and Fridays. In addition to these weekly remote days, we offer:

• 20 additional flex remote days annually.
• 5 company‑wide office‑optional weeks tied to major holidays.

• Generous PTO.
• 7 paid holidays annually + 5 conditional holidays annually.
• 1 service day annually.
• 401(k) with 3.5% company match.
• Life and disability insurance covered 100% by Ninja Trader.

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.