Senior UI/UX Designer: Research-Driven & Design Systems

Quantum Technologies. LLC; Seattle (WA); On-site; USD 120,000 - 170,000; Full time

Job summary

Quantum Technologies LLC in Seattle is seeking a Senior UI/UX Designer with 8+ years of experience in user experience and visual design. You will translate business needs into intuitive, accessible interfaces and lead user research to validate concepts across web and mobile platforms.

You will create wireframes, prototypes, and design systems, collaborating with product managers, developers, and stakeholders to ensure feasible, high-quality designs throughout the product lifecycle.

Qualifications

• 8+ years of experience in user experience design and visual design.
• Experience translating business requirements into intuitive, accessible interfaces.
• Strong prototyping, wireframing, and interaction design skills.
• Experience developing and maintaining design systems and UI guidelines.
• Ability to collaborate with product, engineering, and cross-functional teams.
• Strong portfolio of enterprise-level digital products.

Responsibilities

• Conduct user research to understand user needs, expectations, and pain points.
• Create personas, journey maps, information architecture, and user flows.
• Develop wireframes, storyboards, mockups, and interactive prototypes.
• Design visually appealing, intuitive interfaces aligned with brand and business goals.
• Apply user-centered design to improve usability and accessibility.
• Design responsive interfaces for web and mobile across platforms.
• Conduct usability testing and iterate based on feedback.
• Collaborate with product managers, business analysts, developers, and stakeholders.
• Develop and maintain design systems, reusable components, style guides, and UI standards.
• Ensure typography, color, spacing, layouts, hierarchy, and interaction consistency.
• Work with engineering to ensure accurate implementation of designs.
• Incorporate accessibility standards and inclusive design principles.
• Present concepts and prototypes to stakeholders and incorporate feedback.
• Stay updated with emerging UI/UX trends, tools, and best practices.
• Advocate for UX excellence and contribute to process improvement.

Job description

Quantum Technologies LLC in Seattle is seeking a Senior UI/UX Designer with 8+ years of experience in user experience and visual design. You will translate business needs into intuitive, accessible interfaces and lead user research to validate concepts across web and mobile platforms.

You will create wireframes, prototypes, and design systems, collaborating with product managers, developers, and stakeholders to ensure feasible, high-quality designs throughout the product lifecycle.