• Human Language Technology Developer

    Leidos (Reston, VA)
    …(HLT) Tech- Leidos is posting for an immediate fill position for HLT Developer . A successful candidate in this position will perform day-to-day HLT tasks as ... part of a large language services program. The HLT Developer will implement strategic objectives to ensure that the...in developing AI and HLT solutions. + Analyze language processing needs and recommend innovative solutions for cost and… more
    Leidos (10/09/25)
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  • User Interface (UI) Developer

    Leidos (Ashburn, VA)
    …The National Security Sector within Leidos is seeking a User Interface (UI) Developer with strong systems, software, and Agile experience to support a complex ... Security (DHS) and CBP critical missions, specifically screening and processing travelers at the ports of entry (POEs) into...for a highly skilled and experienced Senior Angular UI Developer to lead the greenfield development of a critical… more
    Leidos (10/30/25)
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  • Reacts Developer

    Leidos (Ashburn, VA)
    …The National Security Sector within Leidos is seeking a Full Stack Developer with a heavy concentration using React, with strong systems, software, cloud, ... Security (DHS) and CBP critical missions, specifically screening and processing travelers at the ports of entry (POEs) into...8+ years of experience in one of the following: JAVA , Springboot + Must have Minimum 5 years of… more
    Leidos (10/22/25)
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  • Full Stack Developer

    Leidos (Ashburn, VA)
    **Description** The National Security Sector within Leidos is seeking a Full Stack Developer with strong systems, software, cloud, and Agile experience to support a ... Security (DHS) and CBP critical missions, specifically screening and processing travelers at the ports of entry (POEs) into...2+ years of experience in one of the following: JAVA , JSF, JavaScript, Spring, Automated test tools such as… more
    Leidos (10/18/25)
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  • Software Developer SME

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking Software Developer -SME for a 200+ FTE program. The candidate will provide development engineering and programming support to ... manuals to guide end users * Investigate whether networks, workstations, the central processing unit of the system, or peripheral equipment are responding to a… more
    Leidos (10/28/25)
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  • Senior Software Developer - TS/SCI…

    Leidos (Reston, VA)
    …applicant will be able to write various coding languages (for example: Java , C++, Python, R, JavaScript, HTML), construct enterprise solutions using multi-level ... communities - 5+ years' experience with software development - 5+ years' Java experience, building HTML/JavaScript (eg. Angular) user interfaces, data storage back… more
    Leidos (09/21/25)
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  • Full Stack Software Engineer SME

    Leidos (Chantilly, VA)
    …AI models, ensuring agnostic deployment capabilities for geospatial image processing . You will also automate analytical workflows using GenAI orchestration ... have at least 5-7 years of professional experience as both a hands-on developer and technical leader. + **Cloud & Software Engineering** : Extensive experience… more
    Leidos (11/01/25)
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