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Lead UI Software Engineer

NPA WorldWideReston, Virginia🇺🇸United StatesPosted Sep 20, 2026

Why This Role Stands Out

This hybrid role offers an exciting opportunity to lead a team and build sophisticated web applications at the intersection of science, design, and technology, fostering significant career growth. You'll thrive here if you possess a strong foundation in computer science and a passion for creating intuitive user experiences for complex systems, so we encourage you to apply!

Quick Overview

Salary
$150k - $175k/yr
Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Reston, Virginia, United States
SpringSpring BootCSSHTMLJavaJavaScriptPythonRESTReactReduxTypeScriptWebGL

Job Description

Job description:

We are seeking a talented Lead UI Software Developer with a strong foundation in computer science and an eye for thoughtful UI/UX design.
You will lead a team of 5 developers and designers.
Youll build sophisticated web applications for simulation and optimization software that models complex physical systems.

Youll work alongside Research Scientists and Software Engineers on small, highly collaborative teams, contributing throughout the development lifecyclefrom concept and prototyping through visualization, implementation, testing, and deployment.

This is an opportunity to work on technically challenging problems where software, science, and design intersect.Team members have broad ownership and the flexibility to apply their strengths while developing new skills.

What Youll Do
  • Design and develop modern, responsive front-end web applications using JavaScript/TypeScript and React
  • Create intuitive interfaces for complex scientific and engineering applications
  • Develop data visualizations and interactive tools that help users understand complex models and results
  • Collaborate with software engineers and research scientists to translate technical requirements into effective user experiences
  • Prototype, test, troubleshoot, and optimize applications for performance, security, and usability
  • Contribute across the full software development lifecycle, from early concepts through deployment
Required Qualifications
  • Bachelors degree in Computer Science or a related technical field
  • 8+ years of relevant UI software development experience along with leadership
  • Strong experience with JavaScript or TypeScript, React, HTML, and CSS
  • Experience developing front-end web applications
  • Experience with UI/UX design or a strong understanding of user-centered design principles
  • Excellent written and verbal communication skills
  • US CITIZENSHIP
Preferred Qualifications
  • Experience with Java or Python
  • Experience with Spring Boot, Redux, WebGL, or OpenGL
  • Experience building interfaces for data-intensive, scientific, or engineering applications
  • Experience with front-end testing and mocking frameworks
  • Understanding of REST APIs, back-end development, and relational or document databases
  • Experience optimizing web applications for performance, responsiveness, and security
  • ACTIVE SECRET OR TOP SECRET CLEARANCE
Why This Role

If you enjoy solving difficult problems, building polished user experiences, and working alongside people who are pushing the boundaries of science and technology, this role offers the opportunity to have meaningful technical ownership from concept to deployment.

Qualifications: What Youll Do
  • Design and develop modern, responsive front-end web applications using JavaScript/TypeScript and React
  • Create intuitive interfaces for complex scientific and engineering applications
  • Develop data visualizations and interactive tools that help users understand complex models and results
  • Collaborate with software engineers and research scientists to translate technical requirements into effective user experiences
  • Prototype, test, troubleshoot, and optimize applications for performance, security, and usability
  • Contribute across the full software development lifecycle, from early concepts through deployment
Required Qualifications
  • Bachelors degree in Computer Science or a related technical field
  • 8+ years of relevant UI software development experience along with leadership
  • Strong experience with JavaScript or TypeScript, React, HTML, and CSS
  • Experience developing front-end web applications
  • Experience with UI/UX design or a strong understanding of user-centered design principles
  • Excellent written and verbal communication skills
  • US CITIZENSHIP
Preferred Qualifications
  • Experience with Java or Python
  • Experience with Spring Boot, Redux, WebGL, or OpenGL
  • Experience building interfaces for data-intensive, scientific, or engineering applications
  • Experience with front-end testing and mocking frameworks
  • Understanding of REST APIs, back-end development, and relational or document databases
  • Experience optimizing web applications for performance, responsiveness, and security
  • ACTIVE SECRET OR TOP SECRET CLEARANCE
Why is This a Great Opportunity:

We are seeking a talented Lead UI Software Developer with a strong foundation in computer science and an eye for thoughtful UI/UX design.
You will lead a team of 5 developers and designers.
Youll build sophisticated web applications for simulation and optimization software that models complex physical systems.

Salary Type : Annual Salary

Salary Min : $ 150000

Salary Max : $ 175000

Currency Type : USD

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