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PHP​/JavaScript Engineer

Job in Chantilly, Fairfax County, Virginia, 22021, USA
Listing for: The Josef Group
Full Time position
Listed on 2026-10-19
Job specializations:
  • Software Development
    Backend Developer, Full Stack Developer, Front End Developer, SQL Developer
Salary/Wage Range or Industry Benchmark: 165000 - 185000 USD Yearly USD 165000.00 185000.00 YEAR
Job Description & How to Apply Below
Location: Chantilly, VA (Onsite)
Salary: $165,000–$185,000
Clearance: Active TS/SCI with CI Polygraph or FSP is required to start

Position Overview

This is a hands-on development opportunity for someone who enjoys solving technical challenges, improving existing applications, and delivering scalable, reliable software solutions in a collaborative environment.

Key Responsibilities

Develop and enhance full stack solutions across user interfaces, middleware, backend services, and APIs.

Build, maintain, and optimize database-driven applications using MySQL.

Develop and integrate web services and APIs to support application functionality and system interoperability.

Maintain and modernize existing websites and web applications, implementing new features and improving performance.

Collaborate with stakeholders to gather requirements, identify technical needs, and translate business objectives into functional software solutions.

Troubleshoot application issues, debug code, and implement improvements to enhance reliability and usability.

Support workflow automation and process improvements through custom application development.

Collaborate with technical teams throughout the software development lifecycle.

Develop and maintain technical documentation to support application functionality, maintenance, and future enhancements.

Required Qualifications

Active TS/SCI clearance with CI Polygraph.

Bachelor's degree in Computer Science, Software Engineering, or a related technical field, or 8+ years of relevant professional experience in lieu of a degree.

5+ years of professional experience designing, developing, and maintaining websites or web applications.

Strong experience with full stack development, including user interfaces, middleware, backend services, and APIs.

Experience developing and maintaining database-driven applications using MySQL
.

Strong troubleshooting, debugging, and problem-solving skills.

Ability to work collaboratively with technical teams and stakeholders in an onsite environment.

Preferred Qualifications

Experience developing and maintaining Joomla CMS plug-ins, extensions, and custom functionality
.

Experience with Amazon Web Services (AWS) and cloud-based application environments.

Familiarity with Jira, Confluence, or similar project management and collaboration tools.

Experience with HTML, CSS, and modern web development standards.

Knowledge of responsive web design and accessibility best practices.

Experience gathering technical requirements and translating stakeholder needs into software solutions.

Experience developing automated workflows and improving existing business processes.

Experience supporting government or mission-critical software applications.

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