• Advisory Pre-Sales Solutions Architect

    MongoDB (Vienna, VA)
    …with modern scripting languages (eg Python, Node.js, SQL) and/or popular programming languages (eg C / C ++, Java , C #) in a professional capacity + ... innovators to create, transform, and disrupt industries by unleashing the power of software and data. We enable organizations of all sizes to easily build, scale,… more
    MongoDB (10/02/25)
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  • Senior Ruby on Rails Developer

    Steampunk (Mclean, VA)
    …associated frameworks (eg Ruby on Rails) + 3+ Experience with multiple back-end languages (eg C , C #, Java , Python, Ruby on Rails) and JavaScript frameworks ... developer who values working with other self-starters to build software with a meaningful mission? Our teams and our..., you will be working with a team of software engineers, testers, designers, and product managers to bring… more
    Steampunk (09/13/25)
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  • Automated-Testing Systems Engineer - Level 3 or 4

    Northrop Grumman (Fairfax, VA)
    …adjudicated CI or FS polygraph + Experience with programming languages (Python, MATLAB, C , C ++, Java ) + Experience with Model-Based Systems Engineering ... + Create the automated testing environment and scripts. + Work with the various systems/ software elements to verify drivers. + Onboard the SEIT and SW teams with… more
    Northrop Grumman (09/04/25)
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  • Senior Cyber Security Engineer

    Leidos (Chantilly, VA)
    …experience in application development, using programming and scripting languages such as Python, C / C ++, Assembly, or Java . + Demonstrated proficiency in both ... data against evolving cyber threats. This role combines technical expertise in both software and hardware to support the design and deployment of defensive cyber… more
    Leidos (08/30/25)
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  • SDET

    CGI Technologies and Solutions, Inc. (Reston, VA)
    …us for an average of 26 years! **Your future duties and responsibilities:** The Software Development Engineer in Test (SDET) plays a critical role in ensuring the ... quality and reliability of software products by designing, developing, and maintaining automated testing...QA methodologies, tools, and processes. * Proficiency in Python, Java , and JavaScript. * Hands-on experience with test automation… more
    CGI Technologies and Solutions, Inc. (08/08/25)
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  • Senior Web Application Penetration Tester

    CoStar Realty Information, Inc. (Arlington, VA)
    …strategies to help mitigate existing risk within applications + Experience with common programming language: C # (preferred), Java , C / C ++, Python, or Go + ... in real estate. In this role, you will secure software and applications that power the worldwide real estate...power the worldwide real estate market. Work with 1,000+ software , QA, and operations engineers to secure applications during… more
    CoStar Realty Information, Inc. (10/02/25)
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  • Systems Engineering Lead

    Lockheed Martin (Manassas, VA)
    …Signal Processing, SONAR, and/or Acoustics * Experience with DOORS * Experience with Java , C \+\+, or Python * General knowledge of networks, communication link ... a common Integrated Undersea Surveillance Systems \(IUSS\) signal processing and display system software and hardware suite for the US Navy\. Work with our team as… more
    Lockheed Martin (09/24/25)
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  • Senior Implementation Engineer (Part Time)

    Govini (Arlington, VA)
    …with SQL, Python, and/or R. Familiarity with other skills such as Excel, React, Typescript, Java , C , GoLang or ability to quickly learn these skills are also ... Govini transforms Defense Acquisition from an outdated manual process to a software -driven strategic advantage for the United States. Our flagship product, Ark,… more
    Govini (09/17/25)
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  • Data Systems Engineer

    Leidos (Chantilly, VA)
    …such as Oracle and PostgreSQL, or XML and JSON based semi-structured technologies. + Experience with software development in Java , C , C ++, C #, or ... (4) years of recent experience implementing systems processes and/or software development methodologies, planning, designing and analyzing functional system… more
    Leidos (07/18/25)
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  • TS/SCI DevOps Engineer

    Parsons Corporation (Centreville, VA)
    …networks. **What Desired Skills You'll Bring:** + Software programming experience with C , C ++, Python, Java . + Familiarity with message brokers ... platform. If you are passionate about automation, continuous integration, and deploying robust software solutions, we want to hear from you! As a DevOps Engineer at… more
    Parsons Corporation (07/04/25)
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