• Carnegie Mellon University (Arlington, VA)
    …customer needs effectively. + You've worked in a collaborative team environment as a software developer , software engineer, or verification engineer. + You ... Who we are SEI helps advance software engineering principles and practices and serves as...Who you are + Candidates must possess an active TS /SCI DoD security clearance issued by the US government.… more
    DirectEmployers Association (08/06/25)
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  • Carnegie Mellon University (Arlington, VA)
    …customer needs effectively. + You've worked in a collaborative team environment as a software developer , software engineer, or verification engineer. + You ... Who we are SEI helps advance software engineering principles and practices and serves as...Who you are + Candidates must possess an active TS /SCI DoD security clearance issued by the US government.… more
    DirectEmployers Association (08/06/25)
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  • Entry-Level Software or Embedded Engineer/…

    Parsons Corporation (Centreville, VA)
    …and redefine what's possible. **Job Description:** Parsons is looking for an entry-level ** TS Cleared Software ** or **Embedded Engineer/ Developer ** to join ... schedules for clients/customers. **Required Skills:** + Must have a ** Top Secret ** or higher security clearance +...performing unit testing + Experience in C , C ++, Java, and web programming + Software more
    Parsons Corporation (08/08/25)
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  • Software Developer with active…

    Leidos (Annapolis Junction, MD)
    …trade-off analysis, interface control, and testing and continuous integration. Experience in software development on Agile teams using Agile Developer practices ... reading! We have an exciting opportunity for an experienced Software Engineers who currently possess JAVA experience to join...demonstrated development experience with Java AND possess an active TS /SCI with Polygraph up front to be considered for… more
    Leidos (08/08/25)
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  • Mobile Developer : All Levels (Requires…

    Cipher Tech Solutions (Vienna, VA)
    …domains. Core Position Requirements: + US Citizenship required (no exceptions) + Must hold a TS ( Top Secret ) Level US Government Security Clearance at time ... Regardless of whether you are applying to a software developer or reverse engineer position, if...STEM degree. Technical Requirements : + Must possess strong software development skills + Experience developing in C more
    Cipher Tech Solutions (09/06/25)
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  • CNO Developer (All Levels) - TS /SCI…

    Parsons Corporation (Centreville, VA)
    …mentor and excel at collaborating in Agile teams **Required Skills:** + Must have active ** Top Secret /SCI** and be amenable for poly upgrade + Assembly and C ... **What You'll Be Doing:** + Design and develop innovative software code for new tools and capabilities in areas...testing procedures and documentation **Security Clearance Requirement:** An active Top Secret security clearance is required to… more
    Parsons Corporation (08/08/25)
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  • Senior Technical Consultant , Platform (Federal…

    ServiceNow, Inc. (Vienna, VA)
    …consultants design and implement integrations between ServiceNow and third-party software platforms, programs, and applications. They are expert problem solvers ... least 2 ServiceNow mainline CIS certifications + Maintain ServiceNow Certified Application Developer (CAD) certification + Act as a technical lead on any engagement… more
    ServiceNow, Inc. (10/10/25)
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  • Senior - Expert Level Java Developer

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Senior - Expert Level Java Developer TS /SCI with Poly** **Category:** Software Development/ Engineering **Main location:** United States, Virginia, ... Federal has an exciting opportunity for a Senior Java Developer within our Intel sector advancing the national security...Experience with Agile process and can create efficient, well-designed software products. . TS /SCI with CI poly… more
    CGI Technologies and Solutions, Inc. (10/28/25)
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  • UI Developer , Java and/or Python, Senior…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **UI Developer , Java and/or Python, Senior TS /SCI with Poly** **Category:** Software Development/ Engineering **Main location:** United States, Virginia, ... has an exciting opportunity for an UI/UX Human Factor Developer within our Intel sector advancing the national security...8 to 10 years of experience . Security Clearance: TS /SCI with CI Poly . UX/UI Design: Proficiency in… more
    CGI Technologies and Solutions, Inc. (10/15/25)
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  • Webmethods Developer TS /SCI…

    CGI Technologies and Solutions, Inc. (Chantilly, VA)
    **Webmethods Developer TS /SCI with Poly REQUIRED** **Category:** Software Development/ Engineering **Main location:** United States, Virginia, Chantilly ... If so, we have a great opportunity for you as a Webmethods developer . This position is located in Chantilly, VA. **Your future duties and responsibilities:**… more
    CGI Technologies and Solutions, Inc. (08/23/25)
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  • Software Engineer TS /SCI Poly

    Leidos (Annapolis Junction, MD)
    …analysis, interface control, and testing and continuous integration. + Experience in software development on Agile teams using Agile Developer practices such ... **Description** Leidos is looking for a Software Engineer to join a high performing agile...an agile development team. You must have an active/current TS /SCI Polygraph up front (this is firm). The development… more
    Leidos (09/15/25)
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  • Software Engineer TS /SCI Poly

    Leidos (Annapolis Junction, MD)
    …analysis, interface control, and testing and continuous integration. + Experience in software development on Agile teams using Agile Developer practices such ... **Leidos** has a new and exciting opportunity for a ** Software Engineer** in our **National Security Sector's (NSS) Cyber...an agile development team. You must have an active/current TS /SCI Polygraph up front (this is firm). The development… more
    Leidos (08/26/25)
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  • Software Reverse Engineer: All Levels…

    Cipher Tech Solutions (Bethesda, MD)
    … to customer specifications. Regardless of whether you are applying to a software developer or reverse engineer position, if your application is approved, ... Bethesda, MD, USA | Software Development | Hourly | 43.27-96.15 per hour...Must hold a US government security clearance at the TS //SCI level with Polygraph + Must have a Bachelors… more
    Cipher Tech Solutions (10/31/25)
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  • Software Engineer TS /SCI Poly

    Leidos (Annapolis Junction, MD)
    **Description** Leidos has an exciting opportunity for a Software Engineer! *Must have an active TS /SCI Polygraph up front. No exceptions.* You will perform ... as both an individual and a member of our top -notch agile development team building a large complex enterprise...interface control, and testing and continuous integration. Experience in software development on Agile teams using Agile Developer more
    Leidos (09/27/25)
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  • Software Developer - Mid Level

    Parsons Corporation (Chantilly, VA)
    …possible. **Job Description:** Parsons Corporation is currently searching for a full-time ** Software Developer Mid Level** position at our Chantilly, VA ... software solutions, leveraging programming languages like Python and C / C ++ in a Linux environment. + Collaborate.../SCI w/polygraph is preferred **Security Clearance Requirement:** An active Top Secret SCI security clearance is required… more
    Parsons Corporation (10/21/25)
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  • Hybrid Software Developer

    Shuvel Digital (Ashburn, VA)
    Job Description: Looking for a Software Developer , with a strong background with C ++ to support an exciting DHS software development program. The ideal ... optimization, connectivity, and managed services is a plus. The Software Developer will have knowledge of developing...of degree + Must currently possess an active DoD Top Secret or DHS Full-BI + 2-3… more
    Shuvel Digital (10/23/25)
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  • Cyber Capability Developer - (Multiple…

    Noblis (Chantilly, VA)
    …rapid deployment + Support systems integration for operations Required Qualifications + Active Top Secret ( TS ) clearance with eligibility for Sensitive ... Responsibilities As a Cyber Capability Developer , you will research, develop, and execute specialized...years of experience in software development + Software engineering using modern programming practices (Python, C more
    Noblis (11/01/25)
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  • Software Developer

    HighPoint (Washington, DC)
    Software Developer HighPoint professionals focus on...(2) years relevant experience + Must possess a current Top Secret security clearance + Shall be ... and companies implement their most critically strategic initiatives. The role of Software Developer contributes to HighPoint by contributes to HighPo int… more
    HighPoint (10/07/25)
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  • Embedded Software Developer

    General Atomics (Herndon, VA)
    …defense, industrial, and commercial customers worldwide. We have an exciting opportunity for a Software Developer to join our CSS group located in Herndon, VA. ... High proficiency in C programming language (and/or C ++) is required. + Extensive experience with software...is required as is the ability to maintain a Top Secret Security Clearance. **Salary:** $128,130 -… more
    General Atomics (11/01/25)
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  • Windows CNO Software Developer

    Lockheed Martin (Herndon, VA)
    …etc\. **Basic Qualifications:** \- Experience performing Software Development and writing in software languages such as: C , C \+\+, Python \- Demonstrated ... software and fixing bugs \#LMSpaceCyberEng \#LMSpaceSoftwareEng **Clearance Level:** TS /SCI w/Poly SP **Other Important Information You Should Know** **Expression… more
    Lockheed Martin (09/25/25)
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