Frontend Software Engineer, TS/SCI - In-Person Littleton

Four Sea Group, Inc.; Littleton (CO); On-site; USD 134,000 - 181,000; Full time

Benefits offered by this job

ESOP ownership

Competitive compensation

Job summary

Four Sea Group, Inc. is hiring a Software Engineer - Frontend Web Developer in Littleton, CO. The role focuses on accessible, reliable frontend experiences that support mission-focused programs for government and industry partners.

You will independently develop frontend capabilities, integrate with backend services, and help release high-quality software in an Agile environment while applying modern development practices and open-source solutions.

Qualifications

• Bachelor's degree in CS/Engineering or related field or equivalent practical experience.
• Typically four+ years of frontend software development experience.
• Active Top Secret clearance at hire with ability to obtain TS/SCI CI Poly.
• Experience with HTML5, CSS3, responsive design; CSS frameworks like Bootstrap/SASS.
• Experience with Angular or React and RESTful APIs integration.
• Experience creating user-facing web apps with modern frontend toolchains.
• Experience with Git and GitHub/GitLab for collaboration.
• Experience in Agile/Lean environments and 508-compliant UI development.
• Ability to work in-person in Littleton, CO.

Skills

Frontend development

React/Angular

REST APIs

HTML5/CSS3

Git

Agile

Section 508 accessibility

Clearance

Education

Bachelor's degree in CS/Engineering

Tools

Git

GitHub/GitLab

Jenkins

Docker

Kubernetes

Job description

Four Sea Group, Inc. is hiring a Software Engineer - Frontend Web Developer in Littleton, CO. The role focuses on accessible, reliable frontend experiences that support mission-focused programs for government and industry partners.

You will independently develop frontend capabilities, integrate with backend services, and help release high-quality software in an Agile environment while applying modern development practices and open-source solutions.