• ​​Sr. Systems Administrator

    Leidos (Fort Belvoir, VA)
    …scripting (eg bash) and experience in other languages like Perl, Python, and Java . + Experience with application of security settings and other commercial best ... and experience in other languages like Perl, Python, and Java . + Experience with application of security settings and...Splunk + Must have at least an active Secret clearance with the ability to obtain a Top Secret… more
    Leidos (05/10/25)
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  • Senior Appian Developer

    Guidehouse (Mclean, VA)
    …Software Development & Support (Digital) **Travel Required** **:** Up to 10% ** Clearance Required** **:** None **What You Will Do** **:** Senior Appian Developers ... Appian SAIL, Process Modeler, and Rules + Experience with Java , SQL, and web services + Strong understanding of...concepts, business models, and technologies + Strong knowledge of Java and web technologies + Strong problem-solving skills, ability… more
    Guidehouse (05/10/25)
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  • Software Developer

    ManTech (Chantilly, VA)
    …field + Strong software development experience, to include significant Java development, data analysis/parsing, and SQL/database experience + Strong experience ... ingest through display, in a Big Data environment + Strong experience with Java -related technologies, such as JDK, J2EE, EJB, JDBC, and/or Spring, and experience… more
    ManTech (05/09/25)
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  • Software Engineer

    Leidos (Reston, VA)
    …+ Participates in and/or directs software programming initiatives using Java , JavaScript, Python, SpringBoot, and Hibernate. + Develops software system ... service-orientated environments, and development practices + Strong experience with Java , Spring, C2S and the software development lifecycle, delivering within… more
    Leidos (05/09/25)
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  • Full Stack Developer (SME)

    Leidos (Reston, VA)
    …in software programming initiatives to support innovation and enhancement, using Java , JavaScript, Python, SpringBoot, Hibernate + Developing and directing software ... Agile practices, service-orientated environments, and development practices + Expert with Java , Angular, Spring and C2S and the software development lifecycle, with… more
    Leidos (05/09/25)
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  • Scientific Software Developer (DC, NoVA)

    Stellar Science (Vienna, VA)
    …in any of the following is a plus: + C++20/23, JavaScript, Python, Java + Relevant libraries: Boost, Eigen + Cross-platform software development on Linux, Windows, ... Graph and/or WebGL + User interface development with Qt, Java Swing, Material UI + Supercomputing: OpenMP, threads, MPI,...Modeling and simulation, including directed energy + Active security clearance A representative sample of your code may be… more
    Stellar Science (05/08/25)
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  • Software Developer

    Applied Research Associates, Inc. (Alexandria, VA)
    …or related field + Must have 2-6 years of experience + Strong C++ and Java development skills + Experience developing java web interfaces + Hands on experience ... the ability to obtain and maintain a Department of Defense secret security clearance **Desired Qualifications:** + Previous support to the Department of Defense +… more
    Applied Research Associates, Inc. (05/08/25)
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  • Senior UI/UX Developer (Remote)

    Parsons Corporation (Centreville, VA)
    …working independently and understanding complex requirements. + Experience with backend Java API development is a plus **Qualifications:** + Bachelor's or master's ... + Minimum of 8+ years of hands-on software development experience in the Java ecosystem. + Experience using Web and API frameworks including React JS, Angular,… more
    Parsons Corporation (05/03/25)
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  • Software Developer -Senior

    CACI International (Fairfax, VA)
    …-Senior Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage ... in a cloud environment. * Demonstrated knowledge and experience with Python, Java , and one or more scripting languages (eg Servlets, Hibernate, Spring, UI… more
    CACI International (04/30/25)
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  • Biometrics Software Engineer (SME)

    Leidos (Reston, VA)
    …software programming initiatives to support innovation and enhancement, using Java and JavaScript + **Technical Documentation:** Create detailed technical ... data + **Software Development and Agile Practices:** Expert with Java , Spring, C2S, and the software development lifecycle: Experience...substituted in lieu of a degree. + **Citizenship and Clearance :** Candidate must be a US Citizen and possess… more
    Leidos (04/29/25)
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