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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 1mo 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 offers an onsite opportunity in Gaithersburg, MD that centers on mission critical front end design and development. In this mid level UI/UX Engineer role, you will support the Maru Program by crafting intuitive, production ready web interfaces for complex applications, operating within an Agile DevSecOps and cloud native environment. The position carries a competitive salary range of $87,100 to $157,450 per year and a benefits package designed to support your health, security, and retirement. A Master’s degree is required, with 2–6 years of relevant experience, or a Bachelor’s degree with 4–8 years of relevant experience.

Benefits

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

Responsibilities

  • Design and implement intuitive, responsive user interfaces for web applications.
  • Translate complex workflows into simple, efficient experiences that boost usability and adoption.
  • Build and maintain front‑end components using modern frameworks such as React or Angular.
  • Ensure usability and accessibility best practices are applied across applications.
  • Contribute to and maintain consistent design patterns, components, and style guides as part of a design system.
  • Gather user feedback and continuously apply insights to enhance interface design and functionality.
  • Collaborate with backend engineers, product teams, and stakeholders to align UI/UX with system capabilities.
  • Improve front‑end performance, responsiveness, and scalability across applications.

Requirements

  • 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.
  • Strong experience with front‑end technologies including JavaScript, HTML, and CSS.
  • Experience with modern UI frameworks such as React, Angular, or similar.
  • Proven experience designing user‑centered interfaces for complex applications.
  • Solid understanding of UX principles, usability, and interaction design.
  • Experience working in Linux‑based environments.
  • Ability to translate user needs into functional design solutions.
  • U.S. Citizenship.
  • Active TS/SCI clearance with the ability to pass a polygraph examination.

Technologies

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

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