ISYS Technologies Senior Applications Developer in Washington, District Of Columbia

Minimum Clearance Required

US Citizen


Functional Responsibilities:

ISYS Technologies is hiring a Senior Applications Developer.

Job Duties:

  • Maintain existing code; such as fixing code to eliminate security vulnerabilities identified through security scans (e.g. cross site scripting) & fixing code to resolve issues that surface after environmental changes (e.g. software patch)

  • Design systems and individual modules within the system to meet business

  • Provide in-depth technical leadership for large systems

  • Responsible for technical development of others

  • Develop code using C#; .NET MVC framework

  • Test, debug and implement modules and systems


Experience Requirements:

  • Bachelor’s degree in Software Engineering, Computer Science, or related field

  • 7+ years’ experience developing web applications on the , C#, Entity Framework (LINQ Queries), MVC, WebAPI

  • Experience with Microsoft Team Foundation Server (TFS)

  • Experience with SQL Server 2016

  • Skilled with JQuery, Angular JS, Bootstrap, HTML5, CSS3, XML, JSON

  • Excellent troubleshooting abilities

  • Experience working in a team environment as well as independently

  • Strong analytical and communication skills (both written and verbal)

  • Experience mentoring junior programmers

  • Experience resolving security vulnerabilities in code, such as cross-site scripting

  • Strong interpersonal and collaboration skills

Desired Experience:

  • Experience developing application for different devices, browsers and form factors

  • Experience building applications with Web Services, REST and SOA

  • Experience with custom SharePoint applications using C#

  • Experience with reporting tools concepts

  • Experience with multiple SDLC models, particularly Agile methodologies


  • U.S. Citizen

Essential Requirements - Physical Demands: The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job with or without reasonable accommodation.

While performing the duties of this job, the employee will regularly sit, walk, stand and climb stairs and steps. May require walking long distance from parking to work station. Occasionally, movement that requires twisting at the neck and/or trunk more than the average person, squatting/ stooping/kneeling, reaching above the head, and forward motion will be required. The employee will continuously be required to repeat the same hand, arm, or finger motion many times. Manual and finger dexterity are essential to this position. Specific vision abilities required by this job include close, distance, depth perception and telling differences among colors. The employee must be able to communicate through speech with clients and public. Hearing requirements include conversation in both quiet and noisy environments. Lifting may require floor to waist, waist to shoulder, or shoulder to overhead movement of up to 20 pounds. This position demands tolerance for various levels of mental stress.

ISYS Technologies is an Engineering and Information Technology Company focused on providing Services to the Federal and State Government. ISYS offers a competitive compensation program and comprehensive benefits package to our employees including Health/Dental/Vision/PTO and more. ISYS Technologies is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, or status as a protected veteran.

US Citizenship is required.

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Job ID10248