• Senior Python Developer (SWE- 3 )

    Leidos (Fort Meade, MD)
    …**Leidos** has a new and exciting opportunity for a **Senior Python Developer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (07/29/25)
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  • Principal User Interface Developer 25k Sign…

    Leidos (Columbia, MD)
    …is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and ... Leidos is currently looking to add a Software Engineer (SWE- 3 ) to a growing task. Tasks will include new...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (07/25/25)
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  • Senior Full Stack / UI Developer - 25k Sign…

    Leidos (Columbia, MD)
    …is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and ... this job requisition will remain open for at least 3 days with an anticipated close date of no...with an anticipated close date of no earlier than 3 days after the original posting date as listed… more
    Leidos (07/12/25)
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  • Embedded System Researcher 3

    ARSIEM (Annapolis Junction, MD)
    …on distilling larger tasks into meaningful milestones Labor Category Requirements - Software Developer 3 + Minimum eight (8) years of experience programming with ... design, develop, test, validate, deploy) Labor Category Requirements - CNO Analyst/Programmer 3 + Bachelor's degree and six (6) years of experience… more
    ARSIEM (08/08/25)
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  • Principal Software Engineer (SWE-4)

    Leidos (Fort Meade, MD)
    …is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and ... this program "Delivers Mission Success!" Seeking a motivated analytic developer to support the Access Discovery & Tradecraft mission....this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (09/25/25)
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  • DevOps Engineer (SME)

    Leidos (Bethesda, MD)
    …is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and ... within a software development team and supporting developers and developer activities. + Masters with 15 or more years...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (08/08/25)
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  • Software Engineer

    Leidos (Annapolis Junction, MD)
    …is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and ... Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, Test Driven Development...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (09/18/25)
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  • Sr. Solution Train Engineer w TS/SCI Polygraph

    Leidos (Annapolis Junction, MD)
    …is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and ... Experience in the software development lifecycle - as a developer , tester, analyst, product manager, project/program manager, etc. +...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (09/10/25)
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  • Software Engineer TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    …is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and ... Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, TDD, Refactoring, and...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (08/26/25)
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  • Senior Kubernetes Software Engineer

    Leidos (Columbia, MD)
    …is at the forefront in Security Engineering, Computer Network Operations ( CNO ), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and ... and alerting frameworks + Contributions to open-source projects or developer communities + Ability to mentor junior engineers or...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (07/31/25)
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