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Closed on July 19, 2026.

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Leidos

Mid-Level UI/UX Engineer

Leidos
Gaithersburg, MD $87k - $157k/yr Full time Posted 2mo ago
Adobe Xd Angular Dashboards Data Visualization Design Design Systems Design Tools Figma Frontend Frontend Framework Grafana Html5 JavaScript Linux Programming Language React Software Engineering Ui Design User Interface Ux Design Visual Design Web Web Framework
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Job Description

Leidos is seeking a Mid-Level UI/UX Engineer to contribute to the Maru Program in Gaithersburg, Maryland. The role focuses on shaping user-friendly, production-ready front-end interfaces for mission-critical applications within an Agile, DevSecOps, and cloud-native ecosystem.

Location

Gaithersburg, MD (onsite)

Salary

USD 87,100 - 157,450 per year

Responsibilities

  • UI/UX Design & Implementation: design and implement intuitive, responsive web interfaces for applications
  • User Experience Optimization: translate complex workflows into simple, efficient user journeys that boost usability and adoption
  • Front-End Development: build and maintain front-end components using modern frameworks such as React or Angular
  • Usability & Accessibility: ensure applications meet usability standards and accessibility best practices
  • Design Systems: contribute to and maintain consistent design patterns, components, and style guides
  • User Research & Feedback: gather and incorporate user feedback to continuously improve interface design and functionality
  • Cross-Functional Collaboration: work closely with backend engineers, product teams, and stakeholders to align UI/UX with system capabilities
  • Performance Optimization: improve front-end performance, responsiveness, and scalability

Qualifications

  • Education: Master’s degree in a relevant field
  • Experience: Bachelor’s degree in Computer Science, Software Engineering, or related field with 4–8 years of relevant experience, or Master’s degree with 2–6 years of relevant experience
  • Technical proficiency: strong experience with front-end technologies (JavaScript, HTML, CSS)
  • UI frameworks: hands-on experience with modern UI frameworks (React, Angular, etc.)
  • Design of user-centered interfaces for complex applications
  • UX principles, usability, and interaction design knowledge
  • Experience working in Linux-based environments
  • Ability to translate user needs into functional design solutions
  • U.S. Citizenship
  • Active TS/SCI with the ability to pass a Polygraph examination

Technologies

  • JavaScript
  • HTML
  • CSS
  • React
  • Angular
  • Grafana
  • Figma
  • Sketch
  • Adobe XD
  • REST APIs
  • Linux

Benefits

  • Health and Wellness programs
  • Income Protection
  • Paid Leave
  • Retirement

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