UI/UX Developer

Gov Services Hub; Des Moines (IA); On-site; USD 83,000 - 124,000; Full time

Job summary

Gov Services Hub in Des Moines, IA is seeking a Sr. UI/UX Developer/Architect for a contract onsite role. You will lead design system initiatives, ensure WCAG 2.1/AAA accessibility, and build reusable components using HTML, SASS, and Angular. Collaboration across teams and component documentation with Storybook is essential.

The ideal candidate has extensive experience implementing enterprise design systems (USWDS) and strong UX/Accessibility focus to deliver accessible, scalable UI solutions.

Qualifications

• 5+ years of professional front-end development experience.
• Experience building and integrating enterprise design systems.
• Strong knowledge of WCAG 2.1/AAA, ARIA roles, and accessibility testing.
• Proficiency in HTML, SASS, and Angular.
• Experience with Storybook for component development.
• Understanding UX best practices and accessible UI design.
• Experience with USWDS or other enterprise design systems.

Skills

Frontend experience

Design systems

WCAG accessibility

ARIA & semantic HTML

UX best practices

Enterprise design systems (USWDS)

Tools

HTML

SASS

Angular

Storybook

USWDS

A11y testing tools

Job description

Role: UI/UX Developer Location: Des Moines, IA (Onsite) Duration: Contract We are seeking a highly skilled Sr. UI/UX Developer/Architect with extensive experience in building and maintaining enterprise design systems, deep expertise in WCAG accessibility standards, and exceptional communication skills. This role is critical to ensuring the development of accessible, reusable, and scalable components that meet federal WCAG 2.1 (up to AAA) accessibility requirements. The successful candidate will have a proven track record of creating and implementing design systems from scratch, while collaborating across teams to ensure compliance, usability, and consistency. Required Qualifications

• Experience: 5+ years of professional front-end development experience.
• Design System Expertise: Proven ability to set up and integrate enterprise design systems, including the development of high-level wrapper components and reusable component libraries.
• Accessibility Knowledge: Strong expertise in WCAG 2.1/AAA standards, ARIA roles, semantic HTML, and accessibility testing tools.
• Technical Skills: Proficiency in HTML, SASS, and Angular.
• Component Documentation: Experience using Storybook for component development and collaboration.
• UX Principles: Strong understanding of UX best practices and accessible user interface design.
• Enterprise Design Systems: Experience with USWDS or other enterprise-level design systems.

Preferred Qualifications (Not Required)

• Backend Familiarity: Experience with .NET, MVC, and SQL to support backend integration and cross-team collaboration.
• Integration Awareness: Ability to understand backend considerations in a .NET environment for seamless front-end integration.