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Software Engineer Security Clearance

Job in Littleton, Arapahoe County, Colorado, 80120, USA
Listing for: Applied Research Solutions
Full Time position
Listed on 2026-09-03
Job specializations:
  • Software Development
    Front End Developer, Full Stack Developer
Salary/Wage Range or Industry Benchmark: 160000 - 180000 USD Yearly USD 160000.00 180000.00 YEAR
Job Description & How to Apply Below
Position: Software Engineer with Security Clearance
ARS s is seeking Mid – Senior Front-End developers to support a cutting-edge program supporting the National Geospatial Intelligence Agency in the Denver, Colorado area.

The Senior Front-End Web Developer is responsible for designing, building, and maintaining modern, user-facing web interfaces. This role requires deep expertise in contemporary front-end technologies, agile development practices, accessibility standards, and the ability to collaborate within a fast-paced, lean engineering environment. The ideal candidate is a self-starter who can quickly learn emerging tools, contribute to full-stack workflows, and help drive best practices across the development team.

Why Work with us? Applied Research Solutions (ARS) is respected as a world-class provider of technically integrated solutions as we deliver premier talent and technology across our focused markets for unparalleled, continuous mission support.

Awarded a Best Places to Work nominee since 2020, ARS recognizes that without our career- driven, loyal professionals, we would not be able to deliver state-of-the-art results for our mission partners. We firmly believe that prioritizing our employees is of the upmost importance. We provide a culture where our employees are challenged to meet their career goals and aspirations, while still obtaining a work/life balance.

ARS employees are motivated through our industry competitive benefits package, our awards and recognition program, and personalized attention from ARS Senior Managers.

Responsibilities include:

* Develop responsive, accessible, and performant front-end interfaces using modern web standards, techniques and frameworks, including HTML5, CSS3, and CSS preprocessing tools such as LESS and SASS.

* Implement user interfaces using contemporary UI frameworks and libraries (e.g., Bourbon, Twitter Bootstrap).

* Build and maintain JavaScript-based functionality using strict mode compliance, modularization techniques, and modern libraries and MV
* frameworks (e.g., jQuery, Backbone.js, Ember.js, D3).

* Integrate and consume RESTful APIs to deliver dynamic front-end experiences.

* Participate in agile team environments (Scrum, Lean), routinely delivering iterative updates and collaborating closely with cross-functional partners.

* Utilize Git and Git Hub for version control, branching strategies, peer review, and collaborative workflow.

* Ensure all front-end code adheres to Section 508 accessibility compliance standards.

* Rapidly research, evaluate, and adopt new development tools, libraries, and frameworks as needed.

* Engage with open-source ecosystems, contributing to or leveraging community-built solutions.

* Translate static design assets into functional web layouts and responsive views.

* Create templates and views within full-stack frameworks such as Rails, Express, or Django.

* Develop front-end applications using Angular or React, or contribute to service development using Java (RESTful service experience).

* Other duties as assigned
Qualifications/ Technical Experience Requirements:
* Must be a US citizen

* Current TOP SECRET security clearance and available for polygraph testing

* Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience/combined education with 5 years of professional experience; or 3 years of professional experience with a Masters degree)

* Advanced/expert knowledge of HTML5, RESTful and/or Java

* Deep familiarity and proficiency with Git and Git Hub

* Understanding of accessibility standards (Section 508) and best practices

* Strong problem-solving and analytical skills

* Ability to work effectively in a team-oriented environment

* Excellent written and verbal communication skills

Preferred Qualifications
* Experienced and skilled with containerization and orchestration technologies (e.g., Kubernetes)

* Experience with CI/CD tools:
Git, Jenkins, Puppet, Docker

* Experienced with Agile SW development methodologies

* Experienced with SAFe, processes
The expected annual salary range: $160k - $180k. Salary is dependent upon the role and associated responsibilities, candidate's experience, and qualifications to include…
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