← Back to Jobs
Technology
Software Developer with Security Clearance
Cornerstone DefenseTysons, VA🇺🇸United StatesPosted 13 Jul 2026
Quick Overview
Work Type
On Site
Level
Mid Senior
Job Description
Title: Software Developer Location: Tysons, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation's toughest and most secure problems. If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don't look any further than Cornerstone Defense. Benefits Overview : Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services * We are seeking a talented and experienced Full Stack Developer to join our dynamic team. The successful candidate will work on-site in an Agile environment and will be responsible for the design, development, testing, and integration of custom software solutions. The role requires experience with modern JavaScript frameworks, microservice-based architectures, AWS, and databases. Responsibilities: * Design, develop, and test custom software solutions across multiple system components and applications * Create implementation or integration approach for applications and components * Translate system requirements into design specifications * Provide primary support for testing and installation of application releases into production * Peer review code * Participate in regression and 508 compliance testing * Collaborate with cross-functional teams * Leverage AWS for cloud-based development * Manage data using SQL and NoSQL databases Required Skills: * Proficiency in modern JavaScript frameworks * Experience with microservice architecture * Experience developing in cloud platforms * Experience with SQL and NoSQL databases * Experience with RESTful APIs Preferred Skills/Experience: * Proficient in React, TypeScript, and React Query * Proficient in Python * Experience with AWS including Lambda Functions and DynamoDB * Experience with 508 compliance * Familiarity with DevOps practices * Familiarity with Business Process Models such as Camunda, Flowable, N8n-io * Agile experience
Skills
DynamoDB
SQL
AWS
Agile
JavaScript
Python
React
TypeScript
Similar jobs
Combat Systems - Software Engineer with Security Clearance
Decision Technologies Inc · Virginia Beach, United States
4 minutes ago$85k - $120k/yrLead, Software Engineer - Tactical Data Link with Security Clearance
L3Harris Technologies · San Diego, United States
4 minutes ago$135k - $250.5k/yrAI Software Engineer with .NET
Modern Agile Technologies, LLC · Orlando, United States
45 minutes agoSoftware Engineer
OSI Engineering, Inc. · Raymond, United States
45 minutes agoSoftware Engineer - EADGE-T Tech Refresh with Security Clearance
Lockheed Martin · Colorado Springs, United States
45 minutes ago$76.5k - $134.9k/yrC++ Software Engineer/Remote
Apetan Consulting · United States
45 minutes ago