Senior Application Developer

GovCIO; Fairfax (VA); Hybrid; USD 135,000 - 165,000; Full time

Job summary

GovCIO is seeking a Senior Application Developer with an active Secret clearance to design, build, and modify application software in Fairfax, VA in a hybrid role.

You will work with Java, ColdFusion, JavaScript, and C#, develop RESTful services, and support secure coding aligned with federal standards. Collaborate with architects, cybersecurity teams, and government stakeholders to deliver mission-critical software.

Qualifications

• Bachelor's degree in Computer Science or related field.
• 12+ years of experience with large integrated projects and 5+ years in Java development, preferably in federal/defense contracting.
• Active Secret clearance with ability to obtain DEA suitability.
• Strong knowledge of Java SE/EE, Spring Boot, RESTful services.
• Experience with secure environments and compliance (FISMA/NIST/RMF).
• Proficiency with Maven/Gradle, Git, Jenkins/GitLab CI.
• Exposure to containerization and cloud platforms.
• Understanding of secure coding practices.

Responsibilities

• Design, build, and modify application software.
• Implement multiple design patterns and integrate APIs/data repositories.
• Manage legacy code and develop containerized Java apps.
• Develop unit tests and ensure code meets requirements.
• Collaborate with architects, cybersecurity teams, and stakeholders.
• Ensure secure, data-exchange across classification levels.
• Participate in Agile ceremonies and CI/CD deployments.
• Refactor legacy systems toward cloud-native solutions.

Skills

Java

ColdFusion

JavaScript

C#

RESTful services

CI/CD

Secure coding

Education

Bachelor's degree in Computer Science or related

Tools

Docker

Kubernetes

AWS GovCloud

Job description

GovCIO is currently hiring a highly skilled Senior Application Developer with an active Secret clearance to design, build, and modify application software using programming languages such as Java, ColdFusion, JavaScript, and C#. This position will be located in Fairfax, VA and will be a hybridposition.

Responsibilities

• Implement multiple design patterns.
• Integrate COTS products, use APIs, interact with data repositories, cross-domain solutions, and manage system interfaces.
• Manage legacy code and/or develop new code using container technologies.
• Develop and execute unit tests to verify code meets functional requirements.
• Resolve integration issues, vulnerabilities, and functional defects.
• Develop and maintain secure, scalable Java applications supporting cross-domain data exchange in compliance with federal standards.
• Collaborate with system architects, cybersecurity teams, and government stakeholders to implement mission-critical features.
• Integrate with enterprise services and APIs, ensuring secure communication across multiple classification levels.
• Participate in Agile ceremonies and contribute to sprint planning, backlog grooming, and technical reviews.
• Write clean, well-documented code that adheres to federal security and software development lifecycle (SDLC) guidelines.
• Support modernization efforts by refactoring legacy systems into cloud-native, containerized Java applications.
• Conduct unit and integration testing and assist in automated deployment using CI/CD pipelines.
• Troubleshoot and resolve technical issues across development, staging, and production environments.
• Collaborate with cross-functional teams to ensure interoperability, data integrity, and compliance with cross-domain solution (CDS) policies.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field with 12+ years of experience with large integrated projects and 5+ years of professional experience in Java development, preferably in federal or defense contracting environments. (or commensurate experience).
• Active Secret clearance with the ability to obtain and hold DEA suitability.
• Strong knowledge of Java SE/EE, Spring Boot, and RESTful services.
• Familiarity with cross-domain solution architectures, data labeling, and secure data transfer protocols.
• Experience working in secure environments, preferably within the DOJ, and understanding of FISMA, NIST, or RMF compliance.
• Proficiency with build tools (Maven/Gradle), version control (Git), and CI/CD tools (Jenkins, GitLab CI).
• Exposure to containerization technologies (Docker, Kubernetes) and cloud platforms (AWS GovCloud, Azure Government).
• Understanding of secure coding practices and experience with static/dynamic code analysis tools.
• Strong problem-solving skills and ability to work independently or within a cross-functional Agile team.

#JP #Bluestone

Posted Salary Range

USD $135,000.00 - USD $165,000.00 /Yr.