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Senior Application Developer

GovCIO • Fairfax, VA, US • published 2026-10-06 13:34:04.182934

Description

Overview: 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 hybrid position. 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 technica...

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