• Senior Developer

    Koniag Government Services (Vienna, VA)
    **Kadiak, LLC,** a Koniag Government Services company, is seeking a Senior Developer to support **Kadiak** and our government customer in Vienna, VA. **This ... holidays, three weeks paid time off, and more. The Senior Developer is responsible for the design,...testing, deployment, and support for new or existing IT application software on Unclassified, Secret and Top-Secret enclaves. Development… more
    Koniag Government Services (07/12/25)
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  • Senior Developer (Front-End)

    General Dynamics Information Technology (Fairfax, VA)
    …experience **Job Description:** Job Description **Overview:** We are seeking a highly skilled Senior Developer with over 7 years of experience in ReactJS and ... projects in a collaborative environment. We are excited to welcome a motivated Senior Developer who is passionate about creating exceptional user experiences and… more
    General Dynamics Information Technology (09/11/25)
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  • Senior ServiceNow Developer

    TAD PGS, Inc. (Chantilly, VA)
    …have the ability to obtain and maintain a Secret Security Clearance.** As a ServiceNow Senior Developer , you'll serve as a senior technical resource on ... of hire) + Certifications: + ServiceNow Certified System Administrator + ServiceNow Certified Application Developer + Two or more CIS Certifications + Relevant… more
    TAD PGS, Inc. (08/23/25)
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  • Senior Appian Developer UI/UX

    Guidehouse (Mclean, VA)
    …THREE (3) years of experience in Appian development + Active Appian Senior Developer certifications and ability to achieve additional relevant certifications ... to independently convert complex business requirements into functioning pieces of application . Senior Appian Developers also have a comprehensive understanding… more
    Guidehouse (09/27/25)
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  • Senior Appian Developer

    General Dynamics Information Technology (Gaithersburg, MD)
    …experience **Job Description:** Deliver simple solutions to complex problems as a ** Senior Appian Developer ** at GDIT. Here, you'll tailor cutting-edge solutions ... we'll make your career growth ours. At GDIT, people are our differentiator. As a ** Senior Appian Developer ,** you will help ensure today is safe and tomorrow is… more
    General Dynamics Information Technology (09/23/25)
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  • FLEX Senior Python Developer

    Marriott (Bethesda, MD)
    …Global Technology at Marriott International. **THE OPPORTUNITY** We're seeking an exceptional Senior Python Developer to join our innovative 6-person team ... building Marriott's next-generation Internal Developer Portal. This greenfield project serves as the single...project serves as the single pane of glass for application teams across our Fortune 500 organization, revolutionizing how… more
    Marriott (08/26/25)
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  • Senior Software Developer

    TekSynap (Springfield, VA)
    **Responsibilities & Qualifications** **RESPONSIBILITIES** The Senior -Level Software Developer is a highly skilled professional responsible for designing, ... to drive successful software development projects. The Contractor shall provide Senior -Level Software Developer services, working alongside the Government… more
    TekSynap (08/21/25)
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  • Senior Salesforce Developer

    CGI Technologies and Solutions, Inc. (Reston, VA)
    ** Senior Salesforce Developer ** **Category:** Software Development/ Engineering **Main location:** United States, Virginia, Reston **Position ID:** J0725-1308 ... **Position Description:** CGI has an immediate need for a Senior Salesforce Developer to join our team....mandatory, the following certifications are highly desirable: Salesforce Platform Developer I & II Salesforce Application Architect… more
    CGI Technologies and Solutions, Inc. (07/29/25)
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  • Senior Appian Developer (Remote)

    Koniag Government Services (Washington, DC)
    …Data Solutions, LLC,** a Koniag Government Services company **,** is seeking a Senior Appian Developer to support KDS and our government customer. Position ... applications /modules. + Analyze/refine systems requirements, determine and design system/ application architecture, write/debug/maintain code, and develop/maintain system/ application … more
    Koniag Government Services (08/19/25)
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  • Senior ServiceNow Developer

    CACI International (Chantilly, VA)
    …support our client with design, creation, deployment, and maintenance of multiple ServiceNow applications . The Senior ServiceNow Developer will play a key ... Senior ServiceNow Developer Job Category: Information... applications and facilitate roll out of new applications and modules and configure application UI,… more
    CACI International (09/09/25)
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