• Principal Java Developer

    Leidos (Reston, VA)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal ** ** Java Developer ** in our **National Security Sector's (NSS) Cyber & ... us and make a difference in National Security!** **Job Description** A Java developer on this program provides Agile development and operations and maintenance… more
    Leidos (05/02/25)
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  • Java Developer Principal

    SAIC (Ashburn, VA)
    …**Position Overview** We are currently seeking a motivated, career and customer-oriented ** Java /JEE Developer ** **(Senior Level)** to join our team to begin ... + Design, implement, and unit test REST microservices with Java , Spring, and JUnit + Develop web applications with...+ XML/JSON + SQL + JPA/Hibernate + 8+ years Java web application development required **Desired Skills and Experience:**… more
    SAIC (05/01/25)
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  • Principal Full Stack Developer

    Leidos (Reston, VA)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal ** **Full Stack Developer ** in our **National Security Sector's (NSS) Cyber & ... and make a difference in National Security!** **Job Description** As a Full Stack Developer on this program, you will have the opportunity to build strong systems,… more
    Leidos (02/19/25)
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  • UI Developer Principal

    SAIC (Ashburn, VA)
    **Description** **Position Summary** We are currently seeking a skilled UI Developer to join our front-end development team. In this role, the candidate will be ... on Windows and Unix/Linux + Minimum 3+ years of Java user-interface application development experience + Expertise with JavaScript,...unit tests + Agile development approach + Experience in Java Web Containers (Tomcat\Nginx), Java , Node, JDBC… more
    SAIC (04/26/25)
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  • AI Software Developer

    ManTech (Chantilly, VA)
    **ManTech** seeks a motivated, career and customer-oriented **AI** **Software Developer ** to join our team in the **Northern VA area** . As part of the position, you ... will act as a senior principal consultant designing and implementing individual components of PaaS...and/or scripting languages such as JavaScript, Python, C++, or Java . + Experience with software development frameworks and tools… more
    ManTech (05/01/25)
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  • Senior Full Stack Developer CMPRS

    SAIC (Ashburn, VA)
    **Description** **SAIC** is currently seeking a motivated, career and customer-oriented Principal Software Engineer to join our team in Ashburn, VA to begin an ... and develop .Net applications including middleware applications, user interface applications ( java script framework), and web services applications. + Develop and… more
    SAIC (03/19/25)
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  • Principal / Sr Principal Software…

    Northrop Grumman (Fairfax, VA)
    …program. The program needs a Human Computer Interface (HCI)/Graphical User Interface (GUI) developer to work on their integrated Command & Control (C2) Phase 1B ... requisition may be filled at either a level 3 ( Principal ) or a level 4 (Sr Principal ),...below: + Experience with web frameworks: Angular, React + Java , C++ and Python (or similar scripting language) in… more
    Northrop Grumman (04/23/25)
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  • Senior/ Principal Software Engineer - CTJ…

    Microsoft Corporation (Reston, VA)
    …for all. We want to reshape security and empower every user, customer, and developer with a security cloud that protects them with end to end, simplified solutions. ... and data platform development. We're looking to recruit both **Senior and/or Principal Software Engineer.** You will help conduct business reviews and operate our… more
    Microsoft Corporation (04/18/25)
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  • Principal DevOps Engineer

    Leidos (Reston, VA)
    …experience working within a software development team and supporting developers and developer activities. + Bachelors degree with 12 or more years of prior ... in science, technical, or engineering discipline. + AWS Associate Certification ( Developer , Solution Architect, or Sys Ops Administrator) + AWS Professional… more
    Leidos (04/24/25)
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  • Principal Worldwide Specialist Solutions…

    Amazon (Arlington, VA)
    …ability to impress Amazon Web Services customers at any level, from executive to developer . You will get the opportunity to work directly with senior ML engineers ... in software development in languages related to ML like Python or Java . Experience working with RESTful API and general service-oriented architecture. - 10+… more
    Amazon (03/19/25)
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