Senior Application Developer / Software Engineer

Application Developer / Software Engineer

Senior Level (7+ Years Experience)
Location: DMV Area (Washington DC, Maryland, Virginia)
Work Type: Full-Time | On-site or Hybrid (based on contract requirements)

Overview

Navteca is seeking a highly experienced Senior Application Developer / Software Engineer to support enterprise-level software development initiatives. The ideal candidate will possess deep technical expertise across all phases of the Software Development Life Cycle (SDLC) and a strong background in designing, developing, and integrating scalable, high-performance applications.

This role requires both hands-on technical leadership and the ability to guide development teams while delivering complex solutions in a fast-paced, mission-driven environment.

Key Responsibilities

• Lead full lifecycle software development efforts, including requirements, design, development, testing, deployment, and maintenance
• Develop detailed functional and technical requirements for client-server and web-based applications
• Perform advanced system analysis and module-level design of software solutions
• Architect and implement highly scalable, high-performance applications
• Lead integration efforts across operational, tactical, and strategic systems
• Perform complex programming, analysis, and development for web, mobile, and ETL processes
• Define requirements, write technical specifications, and design, code, test, debug, and document applications
• Provide technical leadership and may supervise or mentor junior developers on large-scale projects
• Analyze functional and data processing requirements and recommend optimized technical solutions
• Support custom development, COTS customization, reporting, data conversion, and legacy system modernization
• Ensure compliance with Fairfax County standards and best practices

Required Skills & Technologies

• Programming Languages: ASP.NET, C#, Python, Java, C/C++
• Web Technologies: HTML, XHTML, XML, XSLT, CSS, JavaScript
• Databases: SQL, SQL Server, Oracle, MarkLogic
• Development Tools: Visual Studio, Git, CI/CD pipelines
• Microsoft Stack: .NET Framework, SharePoint, Microsoft Power Platform, IIS
• Data & Reporting: SQL Reporting, ETL processing
• Emerging Technologies: Artificial Intelligence (AI) / Machine Learning (ML) (preferred)

Qualifications

• 7+ years of professional software development experience
• Proven experience designing and implementing enterprise-level architectures
• Strong experience leading integration and development efforts across complex systems
• Ability to optimize performance and troubleshoot advanced system issues
• Strong leadership, mentoring, and communication skills
• Experience working in government or regulated environments is a plus

Work Location & Schedule

• On-site or hybrid depending on contract requirements
• Primary location: Fairfax County Government Center
  12000 Government Center Parkway, Fairfax, VA 22035
• Standard hours: Monday–Friday, 8:00 AM – 4:30 PM (30-minute lunch)
• May require participation in an on-call rotation
• Must adhere to Fairfax County and/or FCPS holiday and inclement weather policies

Additional Requirements

• Ability to work on-site at County or approved offsite locations as needed
• Time worked outside approved hours is not billable
• Timesheets must be submitted for all work performed
• Staff may not perform work for other clients during assigned County hours

Benefits

Navteca offers a comprehensive benefits package, including:

• Medical Insurance
• Dental Insurance
• Life and AD&D Insurance
• Short-Term and Long-Term Disability (STD/LTD)
• 401(k) Retirement Plan
• Paid Vacation
• Paid Holidays
• Paid Sick Leave
• Comp/Flex Time