Senior Applications Development (Government) Jobs
Listed on 2026-08-16
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Software Development
Full Stack Developer, Software Engineer, Backend Developer
Senior Applications Developer
This position requires office presence of a minimum of five days per week and is only located at customer's site. AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers' mission.
Our AT&T National Security organization supports our Nation's Intelligence Community, operating and assuring critical data, voice, video, and collaboration services for the full spectrum of intelligence operations. AT&T has an opening for a Senior Applications Developer to support a professional services program for a US Government customer in the Washington DC metropolitan area. This Senior Applications Developer role will be primarily focused on the design, development, testing and maintenance of specialized applications to meet current and future customer mission requirements.
This role requires expertise in full stack application development and integration with multi-vendor applications, virtual environments, as well as the SIP protocol stack. The Senior Application Engineer will work in conjunction with a matrixed team of systems engineers, database administrators, and software developers to design, install, configure, implement, and maintain complex solutions that support the mission objectives of the customer.
Seeking a highly motivated individual who demonstrates effective decision making and analytical skills, high attention to detail and a strong communicator. The candidate should be comfortable working independently and with an integrated team to support customer objectives. Position is full-time on customer premise.
Job Duties/Responsibilities:
- Software Development:
Code and test new software applications to meet business requirements and user needs. - Front-end
- Design and develop user interfaces that facilitate user experience - Backend
- Develop server-side logic, create and manage databases and integrate APIs with front-end - Database Management
- Design, implement and maintain databases to store and retrieve data efficiently - Application Maintenance and Performance Optimization:
Maintain and update existing applications to fix bugs, improve performance, and ensure compatibility with new technologies. - Requirement Analysis and Documentation:
Collaborate with stakeholders to gather and analyze requirements/user stories, creating and maintaining comprehensive documentation. - Quality Assurance and Technical Support:
Conduct code reviews, unit testing, and integration testing, providing technical support and troubleshooting assistance. - Collaboration and Project Management:
Work closely with cross-functional teams to deliver projects on time, managing development projects and staying updated with industry trends and technologies.
Required Clearance: TSSCI with poly
Required Qualifications:
Bachelor's degree in system engineering, Computer Science, Applied Science, Electrical Engineering, Math, Information Assurance, Information Security System Engineering, or related discipline from an accredited college or university, a developer nanodegree, or equivalent work experience, is required.
- Five (5) years of additional SE experience may be substituted for a Bachelor's degree.
The following skills / prerequisites are required:
- M inimum of 5 years of working experience designing, developing, implementing and maintaining application systems and solutions of similar scope, type, and complexity to include:
- Experience operating within Agile framework methodologies and the software development lifecycle - design, implementation and deployment.
- Proficiency as a full-stack developer with experience in front-end and back-end languages such as Python, Java, Node.js, Java script, HTML, CSS, SOAP and RESTful APIs, SQL, PHP, JSON, etc.
- Familiarity with or prior experience with Session Initiation Protocol (SIP) based real-time IP communication applications. Development and maintenance of communications-based solutions such as…
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