Top Secret Sr Mobile Developer

Insight Global; Reston (VA); On-site; USD 110,000 - 170,000; Full time

Job summary

Insight Global in Reston, VA seeks a seasoned Full Stack Software Engineer for secure DoD/federal programs. You will design, develop, test, and integrate web apps and backend services using Java, Python, and JavaScript/TypeScript, with PostgreSQL/SQL Server backends.

Responsibilities include building RESTful APIs, automations, and secure coding practices in Linux environments, plus thorough documentation and collaboration with cross-functional teams and stakeholders.

Qualifications

• Active Top Secret security clearance with SCI eligibility.
• 5+ years of full stack software development experience.
• Experience developing web applications and backend services.
• Experience with Java, Python, JavaScript/TypeScript, or similar languages.
• Experience with HTML, CSS, and modern web frameworks.
• Experience with PowerShell, Python, Bash, or similar scripting languages.
• Experience with REST APIs and SQL databases, preferably PostgreSQL or Microsoft SQL Server.
• Experience developing in Linux environments.
• Strong troubleshooting, automation, and secure coding skills.
• Ability to work in secure, mission-critical DoD or federal environments with strong documentation and operational discipline.

Responsibilities

• Design, develop, test, integrate, optimize, and debug secure web applications and backend services in Java, Python, JavaScript/TypeScript, or similar languages, including UIs built with HTML, CSS, and modern web frameworks.
• Develop backend services and application logic integrating REST APIs, SQL databases, and enterprise systems, using PostgreSQL, Microsoft SQL Server, or comparable platforms.
• Develop, refactor, and maintain automation scripts (PowerShell, Python, Bash, or similar) and work in Linux environments to support troubleshooting, command-line diagnostics, scripting, and deployment tasks.
• Build dashboards, monitoring views, telemetry applications, and operational tools that improve visibility for support teams and mission stakeholders to handle tasks with less engineering escalation.
• Document code, architecture, API integrations, database dependencies, SOPs, and support procedures for post-delivery maintainability.

Skills

Top Secret clearance

Security clearance with SCI

Full stack development

Troubleshooting

Automation scripting

Secure coding

Education

Bachelor's degree in Computer Science

Tools

PostgreSQL

Microsoft SQL Server

PowerShell

Python

Java

JavaScript/TypeScript

HTML/CSS

Linux

Job description

Job Description

• Design, develop, test, integrate, optimize, and debug secure web applications and backend services in Java, Python, JavaScript/TypeScript, or similar languages, including UIs built with HTML, CSS, and modern web frameworks.
• Develop backend services and application logic integrating REST APIs, SQL databases, and enterprise systems, using PostgreSQL, Microsoft SQL Server, or comparable platforms.
• Develop, refactor, and maintain automation scripts (PowerShell, Python, Bash, or similar) and work in Linux environments to support troubleshooting, command-line diagnostics, scripting, and deployment tasks.
• Build dashboards, monitoring views, telemetry applications, and operational tools that improve visibility for support teams and mission stakeholders, including simplified interfaces, automated workflows, and guardrails enabling Tier 1/operational personnel to handle repeatable tasks with less engineering escalation.
• Apply secure coding practices across web, backend, database, scripting, API, mobile, and integration work, and troubleshoot complex application, integration, automation, data, Linux, and API issues in a secure enterprise environment.
• Document code, architecture, API integrations, database dependencies, SOPs, and support procedures for post-delivery maintainability.
• Support mobile and UC-adjacent deliverables as needed, including cross-platform mobile apps, Android/enterprise Android integrations, Cisco UC tooling, VPN diagnostics, SIP/RTP visibility, and packet-loss/network-degradation testing utilities.
• Coordinate with application development, UC, mobile, endpoint, network, cybersecurity, database, Tier 1 support, and Government stakeholders to ensure solutions are usable, supportable, secure, and operationally aligned.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Skills and Requirements

• Active Top Secret security clearance with SCI eligibility.
• Bachelor's degree in Computer Science or a related field preferred; relevant experience may substitute.
• 5+ years of full stack software development experience.
• Experience developing web applications and backend services.
• Experience with Java, Python, JavaScript/TypeScript, or similar languages.
• Experience with HTML, CSS, and modern web frameworks.
• Experience with PowerShell, Python, Bash, or similar scripting languages.
• Experience with REST APIs and SQL databases, preferably PostgreSQL or Microsoft SQL Server.
• Experience developing in Linux environments.
• Strong troubleshooting, automation, and secure coding skills.
• Ability to work in secure, mission-critical DoD or federal environments with strong documentation and operational discipline. Active Top Secret security clearance with SCI eligibility.
• Bachelor's degree in Computer Science or a related field preferred; relevant experience may substitute.
• 5+ years of full stack software development experience.
• Experience developing web applications and backend services.
• Experience with Java, Python, JavaScript/TypeScript, or similar languages.
• Experience with HTML, CSS, and modern web frameworks.
• Experience with PowerShell, Python, Bash, or similar scripting languages.
• Experience with REST APIs and SQL databases, preferably PostgreSQL or Microsoft SQL Server.
• Experience developing in Linux environments.
• Strong troubleshooting, automation, and secure coding skills.
• Ability to work in secure, mission-critical DoD or federal environments with strong documentation and operational discipline.