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# Application Developer

- **Company:** Zachary Piper
- **Location:** Herndon, VA, United States
- **Experience:** Experienced
- **Salary:** $130,000.0 - $150,000.0
- **Contract:** Permanent contract
- **Skills:** HTML, Java (Programming Language), JavaScript (Programming Language), XML Schema, Microsoft Windows, Agile Methodology, Apache Ant, Applications Architecture, Application Lifecycle Management, Business Logic, Application Performance Management, Systems Engineering, HTML5, User Authentication, Build Automation, Automation of Tests, Unit Testing, Bash Shell, Software Bug Management, Business Software, Cascading Style Sheets (CSS), Command-Line Interface, Static Program Analysis, Software Documentation, Program Optimization, Code Review, Cyber Security, Information Systems, Continuous Delivery, Continuous Integration, Data Validation, Data Integration, Data Transformation, Database Connection, Software Debugging, Software Design Patterns, Linux, DevOps, Web Development, Middleware, Java Platform Enterprise Edition (J2EE), Fault Tolerance, Github, Gradle, Design of User Interfaces, Hypertext Transfer Protocols (HTTP), HP Systems Insight Manager, Identity and Access Management, Systems Analysis, IT Management, Java Platform Standard Edition (J2SE), Java Database Connectivity, Spring Framework, JSON, Junit, PostgreSQL, Log Analysis, Apache Maven, Microsoft SQL Server, Windows Servers, MySQL, Networking Basics, Object-Oriented Software Development, Oracle Databases, Parsing, Performance Tuning, Windows PowerShell, Scrum Methodology, Software Architecture, Software Maintenance, Systems Development Life Cycle, Role-Based Access Control, Regression Testing, Release Management, Mockito, Responsive Web Design, Secure Coding, Server Administration, Shell Script, Software Configuration Management, Software Licensing Audit, Software Construction, Software Deployment, Software Engineering, Product Software Implementation Methods, Verification and Validation (Software), SonarQube, SQL Databases, Software Quality Management (Software Quality), System Testing, Systems Integration, TCP/IP, TypeScript, UML, Software Vulnerability Management, Web Applications, Extensible Markup Language (XML), Extensible Stylesheet Language Transformations (XSLT), Enterprise Data Management, Data Processing, Enterprise Software Applications, Spring Cloud, System Availability, Spring-boot, SOAPAPI, Reliability of Systems, Infrastructure as Code (IaC), Backend, Gitlab, Git, Computer Equipment, Containerization, AngularJS, Integration Tests, Kubernetes, Enterprise Integration, Free and Open-Source Software, Bitbucket, Data Management, Front End Software Development, Software Coding, Restful APIs, Multiplatform, Software Version Control, Docker, Microservices
- **Published:** August 14, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9088113/application-developer

## About the Role

* Bachelor's degree preferred
 * 2-10 years professional Java development experience
 * Proven ability to work with XML and experience in COTS/FOSS integration and support
 * Ability to troubleshoot and navigate multiple operating system environments including LINUX/Windows
 * Experience with Angular and Kubernetes is a huge plus
 * Active Top Secret security clearance required

## Description

Piper Companies is looking for a Application Developer to join a government contractor supporting a national security initiative. This role requires the candidate to have an active Top Secret Clearance and report onsite to the client location in Herndon, VA., * Apply the appropriate standards, processes, procedures, and tools throughout the development life cycle

 * Apply knowledge of computer hardware and software, subject matter to be programmed in business/mission applications, information processing techniques used, and information gathered from system users to develop software
 * Correct program errors, compiling documentation of program development, and analyzing system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls
 * Ensure software standards are defined and met, Application Developer, Software Developer, Software Engineer, Java Developer, Enterprise Application Development, Full Stack Development, Backend Development, Object-Oriented Programming (OOP), Java, Java SE, Java EE, Jakarta EE, Spring Framework, Spring Boot, RESTful Web Services, REST API Development, SOAP Services, Microservices Architecture, Enterprise Software Development, Software Development Lifecycle (SDLC), Agile Development, Scrum, Kanban, Waterfall Methodology, DevOps, Continuous Integration (CI), Continuous Deployment (CD), Continuous Delivery, Build Automation, Maven, Gradle, Ant, Source Code Management, Git, GitHub, GitLab, Bitbucket, Version Control, Software Configuration Management, Unit Testing, Integration Testing, System Testing, Regression Testing, Test Automation, JUnit, Mockito, Quality Assurance, Code Review, Peer Review, Static Code Analysis, SonarQube, Secure Software Development, Software Standards, Coding Standards, Software Compliance, Technical Documentation,
Program Documentation, Software Maintenance, Application Support, Troubleshooting, Debugging, Root Cause Analysis, Error Resolution, Defect Management, Incident Management, Change Management, Problem Solving, Business Applications, Mission-Critical Applications, Enterprise Solutions, System Integration, COTS Integration, Commercial Off-The-Shelf (COTS), FOSS Integration, Free and Open-Source Software (FOSS), Middleware Integration, API Integration, Enterprise Integration, Data Integration, XML, XML Schema (XSD), XSLT, JSON, Data Parsing, Data Transformation, Information Processing, Data Acquisition, Input Validation, Output Processing, Business Logic Development, Functional Requirements Analysis, Technical Requirements Analysis, Requirements Gathering, User Requirements Analysis, System Analysis, Systems Engineering, Application Architecture, Software Architecture, Design Patterns, UML, Technical Design, Software Design, Program Intent Analysis, Systems Documentation, Business Process
Automation, Workflow Automation, User Support, Software Deployment, Application Lifecycle Management (ALM), Linux, Windows Server, Cross-Platform Development, Operating System Administration, Linux Troubleshooting, Windows Troubleshooting, Shell Scripting, Bash, PowerShell, Command Line Interface (CLI), Server Management, Infrastructure Support, Networking Fundamentals, TCP/IP, HTTP, HTTPS, Application Monitoring, Log Analysis, Performance Tuning, Application Performance Monitoring (APM), Scalability, Reliability, High Availability, Fault Tolerance, Kubernetes, Containerization, Containers, Docker, Kubernetes Clusters, Pod Management, Container Orchestration, Cloud-Native Applications, Infrastructure as Code (IaC), Angular, AngularJS, TypeScript, JavaScript, Front-End Development, User Interface Development, Web Application Development, Single Page Applications (SPA), Responsive Design, HTML, HTML5, CSS, CSS3, UI/UX Collaboration, Enterprise Web Applications, Full Stack Java Development,
Secure Coding Practices, Authentication, Authorization, Identity Management, Access Control, Role-Based Access Control (RBAC), Cybersecurity, Information Assurance, Security Compliance, Risk Mitigation, Vulnerability Remediation, Security Clearance, Top Secret Clearance, Government Contracting, Federal IT, Defense Systems, Mission Systems, Classified Environments, Sensitive Compartmented Information (SCI), Government Software Development, Defense Industry, Systems Integration, Enterprise Platforms, Technical Support, Production Support, Release Management, Environment Management, Software Engineering Best Practices, Software Quality Management, Technical Problem Resolution, Software Validation, Enterprise Architecture, Knowledge Transfer, Stakeholder Communication, Cross-Functional Teams, Software Implementation, Operational Support, Performance Optimization, Code Optimization, Software Reliability Engineering, Application Modernization, Enterprise IT Solutions, Technical Analysis, System
Capability Assessment, Data Management, Database Connectivity, JDBC, SQL, Oracle Database, SQL Server, PostgreSQL, MySQL, Enterprise Data Processing, Technical Leadership, Software Delivery, Mission Support Systems, Information Systems Development, Agile Software Engineering, Continuous Improvement, Enterprise Technology Solution


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