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