• Lead Web App Pen Tester

    CoStar Realty Information, Inc. (Arlington, VA)
    …least 3+ year of professional experience penetration testing + Experience with web application penetration testing, identifying and exploiting attack chains to ... evaluate the severity of vulnerabilities within a web application + Experience writing comprehensive reports that clearly demonstrate the risk of vulnerabilities… more
    CoStar Realty Information, Inc. (01/02/26)
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  • Full Stack Web Developer

    CACI International (Herndon, VA)
    …CACI is seeking a Full Stack Web Developer to create custom enterprise web application solutions to support the National Security Mission. The candidate will ... projects. We are seeking candidates with substantial experience in full stack web application development, implementation, and maintenance best practices. **More… more
    CACI International (10/20/25)
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  • Web App Developer Senior

    VOSTROM (Virginia Beach, VA)
    … application interfaces developed. Requirements: Minimum of 8 years professional experience with: + Web Application Development + HTML / HTML5 + CSS / CSS3 + ... systems. Responsibilities: + Design and creation of responsive and adaptive web -based application interfaces for the manipulation of large amounts of machine… more
    VOSTROM (11/02/25)
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  • Senior Web Applications Software Tester

    Leidos (VA)
    …as a customer representative in analyzing, performing, and interpreting tests for web application products, systems, components, or modifications.You will be ... ask you to provide payment-related information during any part of the employment application process (ie, ask you for money), nor will Leidos ever advance money… more
    Leidos (01/10/26)
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  • Web Developer

    Chenega Corporation (VA)
    …and manage the Internet, Intranet, Wiki, and Social Media activities, including application development and technical management of web sites. Duties and ... test and implement Internet, Intranet, Interior Wiki and Social Media activities, including application development and technical management of web site using … more
    Chenega Corporation (01/06/26)
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  • Middleware Team lead ( Web Software…

    CGI Technologies and Solutions, Inc. (Radford, VA)
    …mid-tier at PL ALTESS. This includes architecting infrastructure, installing, and configuring Application and Web Servers, Portals, and associated SW products ... **Middleware Team lead ( Web Software Developer - Senior)** **Category:** Software Development/...a managed service provider, ALTESS delivers infrastructure, platform, and application services across data centers and commercial clouds. It… more
    CGI Technologies and Solutions, Inc. (01/07/26)
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  • High Performance Web Developer (JavaScript,…

    CACI International (Herndon, VA)
    …JavaScript worker thread . Solid In-depth understanding of browser objects + TCP/IP and Web sockets + Object oriented application design and development + Test ... High Performance Web Developer (JavaScript, Angular Material, QT, WebGL) Job...Web sockets. + Experience with thread management for application optimization to take advantage of high core /… more
    CACI International (01/03/26)
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  • Application Security Engineer

    Steampunk (Mclean, VA)
    **Overview** As a ** Web Application Security Engineer** , you will provide technical expertise and solutions to remediate persistent and challenging ... Systems Administrator, WebApp Security Assessor experience + Understanding of enterprise web application technologies, how they are built, configured and… more
    Steampunk (12/04/25)
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  • Microsoft Application Developer

    ICF (Reston, VA)
    …responsive design. + Good working knowledge of architecture and design patterns, web application architecture and relational database design. + Experience ... Description **Microsoft Application Developer** **Location: US Remote** **Ready to make...**What you will be doing:** + Develop and maintain web applications and REST APIs using C#/.Net Core framework.… more
    ICF (12/19/25)
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  • Mid-Level Java Developer

    CGI Technologies and Solutions, Inc. (Fairfax, VA)
    …developer for a high-performing Agile team designing and building a modern, services-based web application for a large government agency. Our team is using ... technologies. You will have the opportunity help build and design an enterprise web application from the ground up which will be used by government agencies,… more
    CGI Technologies and Solutions, Inc. (01/06/26)
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