• Principal Java Developer

    Leidos (Bethesda, MD)
    **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 (09/13/25)
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  • Principal Java Developer

    Leidos (Bethesda, MD)
    **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 (08/02/25)
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  • Principal Software Developer

    Themis Insight (Fort Meade, MD)
    …Public and Private, Civilian and Military expertise to every case. We are hiring a Principal Software Developer to work in Fort Meade, MD. Position location is ... for documentation of new or existing programs. The Level 3 Software Developer shall possess the following capabilities: + Use object oriented techniques, programming… more
    Themis Insight (10/01/25)
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  • Principal Full Stack Developer

    Leidos (Bethesda, MD)
    **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 (08/08/25)
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  • Principal User Interface Developer…

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal User Interface Developer ** in our **National Security Sector's (NSS) Cyber & ... a mission-critical initiative with lasting impact. Leidos is seeking a highly skilled ** Principal User Interface (UI) Developer ** to join our growing application… more
    Leidos (09/02/25)
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  • Principal ETL Developer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal ETL** ** Developer ** in our **National Security Sector's (NSS) Cyber & Analytics ... Description** We have an IMMEDIATE NEED for an ETL developer to play a pivotal role in shaping, leading,...availability and scalability. + Proficiency in programming languages like Java and Python for custom NiFi processor development and… more
    Leidos (09/13/25)
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  • Principal Full Stack Software…

    Northrop Grumman (Hollywood, MD)
    …they're making history. Northrop Grumman Defense Systems (NGDS) is looking for a ** Principal Software Engineer** based out of **Hollywood, MD** . Our Team works on ... + Experience as a Scrum Master + Proficiency in C# and/or Java and Object-Oriented Software Design paradigms + Experience with Microsoft Windows technologies… more
    Northrop Grumman (10/01/25)
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  • Principal User Interface Developer…

    Leidos (Columbia, MD)
    …+ **Clearance Required: Must have TS/SCI with Polygraph** + Must have Java development experience **Preferred Qualifications:** + Proficiency with Git, Linux, Jira, ... Confluence, Eclipse. + Familiarity with Agile Scrum methodologies. + Experience with React or similar libraries (Vue, Angular). + Strong problem-solving skills. + Ability to lead technical teams. + Experience in complex database or data repository… more
    Leidos (07/25/25)
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  • Principal MLOps Engineer

    Acxiom (Annapolis, MD)
    The Principal MLOps Engineer in the Acxiom Data Science and Machine Learning team will spearhead the development of an MLOps platform to support the development and ... product builds, and other complex marketing activities/ As a Principal MLOps Engineer, you will collaborate with the MLOps...in at least two modern programming languages such as Java , C++, C, or Python. **Preferred Skills:** + 10+… more
    Acxiom (07/24/25)
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  • Principal Software Engineer (SWE-4)

    Leidos (Fort Meade, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Software Engineer** in our **National Security Sector's (NSS) Cyber & Analytics ... more about how this program "Delivers Mission Success!" Seeking a motivated analytic developer to support the Access Discovery & Tradecraft mission. The Developer… more
    Leidos (09/25/25)
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