Senior UI/UX Designer – Platform Application Experience

7 Hours ago • 10 Years + • UI/UX Design

Job Summary

Job Description

A Senior UI/UX Designer with 10+ years of experience is sought to design intuitive, scalable, and visually cohesive platform applications. This role involves leading the end-to-end design lifecycle, from user research to high-fidelity UI, and collaborating closely with frontend engineers using ReactJS, Tailwind CSS, and TypeScript. The designer will shape user experience, component systems, and interface patterns for complex, enterprise-scale web platforms, focusing on UX best practices, accessibility, responsiveness, and performance.
Must have:
  • Lead end-to-end design lifecycle (user research to design QA).
  • Design scalable UI systems and reusable components.
  • Collaborate with frontend developers for design-to-code translation.
  • Build and maintain design systems and style guides.
  • Use Figma, Sketch, or Adobe XD for prototypes and flows.
  • Drive user research efforts (interviews, usability testing, personas, journey mapping).
  • Apply UX best practices to simplify complex workflows.
  • Incorporate accessibility (WCAG), responsiveness, and performance.
  • Coordinate with QA and dev teams during UAT.
  • Strong understanding of design-to-dev workflows in React + Tailwind CSS.
  • Experience with modern frontend stacks (React, TypeScript, Redux, Babel, Jest).
  • Ability to design component-based UIs and contribute to design systems.
  • Strong grasp of layout, typography, grid systems, iconography, color theory, interaction design.
  • Proficiency in Figma, Sketch, Zeplin, or Adobe CC Suite.
  • Awareness of platform constraints and performance-impacting design choices.
Good to have:
  • Understanding of NPM
  • Understanding of Redux
  • Understanding of Babel
  • Experience with Jest
  • Familiarity with Git
  • Familiarity with Storybook
  • Familiarity with reviewing implementation in local Docker builds
  • Experience working on developer platforms
  • Experience working on admin portals
  • Experience working on dashboards
  • Experience working on internal tools
  • Motion design skills
  • Experience designing for testability
  • Experience working alongside TDD-driven teams
Perks:
  • Access to trainings and certifications
  • Bonuses and aids
  • Socializing activities
  • Attractive compensation

Job Details

Description

Position at Ness Digital Engineering

Why Ness

We know that people are our greatest asset. Our staff’s professionalism, innovation, teamwork, and dedication to excellence have helped us become one of the world’s leading technology companies. It is these qualities that are vital to our continued success. As an employee, you will be working on products and platforms for some of the most innovative software companies in the world.

You’ll gain knowledge working alongside other highly skilled professionals that will help accelerate your career progression.

You’ll also benefit from an array of advantages like access to trainings and certifications, bonuses, and aids, socializing activities and attractive compensation.

Requirements and responsibilities

We are looking for a Senior UI/UX Designer with 10+ years of experience in designing intuitive, scalable, and visually cohesive platform applications. You’ll partner closely with frontend engineers working with ReactJS, Tailwind CSS, and TypeScript, and you’ll play a critical role in shaping the overall user experience, component systems, and interface patterns that power complex, enterprise-scale web platforms.

What you’ll do

  • Lead the end-to-end design lifecycle — from user research and wireframing to high-fidelity UI and design QA.
  • Design scalable UI systems and reusable components aligned with frontend stacks like Tailwind CSS and ReactJS.
  • Collaborate with frontend developers to ensure design intent translates effectively into code (understanding of NPM, Redux, Babel is a plus).
  • Build and maintain design systems and style guides for consistency across the platform.
  • Use tools like Figma, Sketch, or Adobe XD to create interactive prototypes and design flows.
  • Drive user research efforts — interviews, usability testing, persona building, and journey mapping.
  • Apply UX best practices to simplify complex workflows and data-heavy screens.
  • Incorporate accessibility (WCAG), responsiveness, and performance thinking into every design.
  • Coordinate with QA and dev teams during UAT and post-deployment phases to ensure visual and functional polish.
  • 10+ years of professional experience in UI/UX design, preferably for B2B or enterprise-grade platforms.
  • Strong understanding of design-to-dev workflows in a React + Tailwind CSS environment.
  • Experience working closely with engineers using modern frontend stacks (React, TypeScript, Redux, Babel, Jest).
  • Demonstrated ability to design component-based UIs and contribute to design systems.
  • Strong grasp of layout, typography, grid systems, iconography, color theory, and interaction design.
  • Proficiency in industry tools: Figma, Sketch, Zeplin, or Adobe CC Suite.
  • Awareness of platform constraints and performance-impacting design choices.

What you’ll bring

  • Hands-on familiarity with Git, Storybook, or reviewing implementation in local Docker builds.
  • Experience working on developer platforms, admin portals, dashboards, or internal tools.
  • Motion design skills (e.g., for microinteractions or loading states).
  • Experience designing for testability or working alongside TDD-driven teams.

Not checking every single requirement?

If this role sounds good to you, even if you don’t meet every single bullet point in the job description, we encourage you to apply anyway. For most of the candidates that applied, we found a role that was a very good fit with their skills.

Let’s meet and you may just be the right candidate for one of our roles.

At Ness Digital Engineering we are willing to build a work culture that is based on diversification, inclusion, and authenticity.

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