• Mid - Level Backend

    GliaCell Technologies (Annapolis Junction, MD)
    …not apply if you currently do not possess this level of clearance. Are you a Mid - Level Backend Software Engineer who is ready for a new challenge ... to work with some amazingly talented people Job Description: GliaCell is seeking a Mid - Level Backend Software Engineer on one of our subcontracts. This… more
    GliaCell Technologies (11/06/25)
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  • Software Engineer- Mid

    Guidehouse (Mclean, VA)
    …developer to join a collaborative, Agile team that will be building the backend of an enterprise- level application using a modern, cloud-hosted microservices ... **Job Family** **:** Software Development & Support **Travel Required** **:** Up...**What You Will Do** + Design, develop, and maintain backend services for an enterprise-class, federal web application. +… more
    Guidehouse (11/12/25)
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  • Software Engineer-Senior / Lead…

    Guidehouse (Mclean, VA)
    …experience to join a collaborative, Agile team that will be building the backend of an enterprise- level application using a modern, cloud-hosted microservices ... **Job Family** **:** Software Development & Support **Travel Required** **:** Up...handling requirements. + Proactively mentor and support Junior and Mid - level Engineers and perform peer code reviews.… more
    Guidehouse (11/12/25)
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  • Senior Software Engineer, Backend

    Coinbase (Washington, DC)
    …and alignment. Attendance is expected and fully supported. Coinbase is seeking *Senior Backend Engineers* *to join our teams within the Platform Product Group*. The ... a consistent and high-quality experience. We are currently hiring for senior level contributors for our* Finhub, Identity, Risk, Regulatory, Payments,*teams. As an… more
    Coinbase (11/07/25)
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  • Senior Software Engineer, Backend

    Coinbase (Washington, DC)
    …ledgering systems. Currently, we are taking on a challenge to unlock the next level of evolution for fund movements architecture. This is a unique opportunity to ... we look for in you:* * 5+ years of software development experience with experience writing performant, large scale...a rapid growth in your company (from startup to mid -size). * Experience with growth experiments or A/B testing… more
    Coinbase (11/07/25)
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  • Software Developer Mid

    Amentum (Washington, DC)
    Amentum is searching for a Top-Secret cleared Software Developer ( Mid ) to join our team in Washington, DC. You will be working in an organization that's mission ... intelligence priorities while protecting confidential data and sources. The Software Developer ( Mid ) is a part of...or past work may be used to show the level of experience needed to perform at this … more
    Amentum (11/14/25)
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  • Software Developer, Mid

    Cayuse Holdings (Washington, DC)
    **Overview** The Software Developer, Mid will deliver functional modules of the new application under the Senior Developer's guidance. They will contribute to ... USD $105,000.00 - USD $115,200.00 /Yr. Submit a Referral (https://careers-cayuseholdings.icims.com/jobs/2971/ software -developer%2c- mid /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834356743) **Can't find the right opportunity?** Join… more
    Cayuse Holdings (10/23/25)
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  • Mid - Level Java Developer (Active…

    General Dynamics Information Technology (Annapolis Junction, MD)
    …of something extraordinary. **KEY RESPONSIBILITIES:** **Design, develop and support Java backend software in support of mission objectives.** **Provide ongoing ... we can offer is one-of-a-kind. **Join Us as a Mid - Level Java Developer - Innovate with Cutting-Edge...software epics/tickets and assign work; Participate in program level planning efforts.** **Manage, execute, and oversee requirements and… more
    General Dynamics Information Technology (09/20/25)
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  • Database Administrator - Mid Level

    Synergy ECP (Annapolis Junction, MD)
    Database Administrator - Mid Level Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description We are searching for cleared ... supporting multiple applications that rely upon Microsoft SQL Server as their backend database. Looking for a self-motivated individual that wants to learn new… more
    Synergy ECP (10/22/25)
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  • Full-Stack Developer with Poly Mid to Sr…

    Lockheed Martin (Annapolis Junction, MD)
    Level :** Experienced Professional **Business Unit:** RMS **Relocation Available:** No **Career Area:** Software Engineering **Type:** Task Order/IDIQ **Shift:** ... emerging threats and opportunities\. **WHO YOU ARE** Focused Experience as a Software Engineer with knowledge assisting in the design, development, testing, and… more
    Lockheed Martin (10/10/25)
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  • Cleared Senior Software Engineer

    General Atomics (Chantilly, VA)
    …enduring mission, GA-I3 is where you belong. **What You'll Do** We are seeking Backend Software Engineers to help build the next generation of global situational ... Lead the successful design, implementation, and delivery of high-impact backend software solutions + Guide long-term planning...and growth paths for less experienced engineers + Mentor mid - level and junior engineers, fostering a culture… more
    General Atomics (10/29/25)
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  • Principal Software Engineer (Hybrid)

    Huntington Ingalls Industries (Columbia, MD)
    …impact with minimal bureaucratic overhead, we want to talk to you. #LI-DS1 # Mid -Senior Level Essential Job Responsibilities + Design, develop, test, deploy, and ... also consider candidates with a current Secret or TS level clearance. + 15+ years of experience as a... clearance. + 15+ years of experience as a software engineer, designing, developing, and deploying complex backend more
    Huntington Ingalls Industries (10/23/25)
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  • Senior Software Engineer - Frontend

    Guidehouse (Mclean, VA)
    …federal client. This role will lead frontend development efforts, mentor junior and mid - level engineers, and collaborate closely with architects and backend ... **Job Family** **:** Software Development & Support **Travel Required** **:** Up...APIs for microservices + Guide and mentor junior and mid - level developers, conducting code reviews and technical… more
    Guidehouse (11/12/25)
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  • Software /Web Developer - Senior (Cleared)…

    IT Concepts (Springfield, VA)
    …spark innovation, and achieve extraordinary milestones. Kentro is hiring a cleared mid - level Software /Web Developer to support the National ... maintains office-specific tools and capabilities. + Conducts business process reviews, software testing, office workforce training, and website content management. +… more
    IT Concepts (10/18/25)
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  • Senior Software Developer - TS/SCI…

    Leidos (Reston, VA)
    …and lead teams of other subject matter experts, guiding and teaching junior and mid - level resources in the process of defining new systems to achieve specific ... The Mission Solutions Business Area at Leidos seeks a Software Engineer to lead the creation of new ...will be responsible for designing and developing browser-based applications, backend data ETL, 3D modeling, and AI integration. This… more
    Leidos (09/21/25)
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  • Software Engineer Sr

    Lockheed Martin (Herndon, VA)
    …investigations, anomaly resolution activities, and retrospective events **This is an EARLY\- MID CAREER \( level 3\) ROLE where candidates typically require ... : 401K, PTO, and work/life balance and more\. **Basic Qualifications:** * Experience developing backend application software on a Linux platform using the one or… more
    Lockheed Martin (10/18/25)
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  • Senior Software Engineer (Hybrid)

    Huntington Ingalls Industries (Columbia, MD)
    …innovative software solutions, we would love to hear from you. #LI-DS1 # Mid -Senior Level Essential Job Responsibilities + Must have a strong working ... is required; US Citizenship required. + 9+ years of experience as a software engineer, designing, developing, and deploying complex backend systems and a… more
    Huntington Ingalls Industries (10/15/25)
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  • Software Developer/ Engineer

    Athenix Solutions Group, LLC (Mclean, VA)
    Software Developer/ Engineer Mclean, VA (http://maps.google.com/maps?q=Mclean+VA+USA) *ACS Description Athenix Solutions Group is looking for Software Engineers ... roles to develop, maintain, and enhance complex and diverse software systems assisting in the defense of our nation....Linux based systems using Redhat, CentOS, Rocky, etc. + Backend development and scripting of complex systems using languages… more
    Athenix Solutions Group, LLC (09/13/25)
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  • Senior Software Engineer - Identity

    Coinbase (Washington, DC)
    …Coinbase product. * Own design and reliability of business-critical Tier-0/Tier-1 backend systems used by millions of customers. * Champion technical ... shape the team's technical culture. * Mentor, inspire, and level -up engineers across the team, creating a multiplier effect...You have at least 5+ years of experience in software engineering. * You've designed, built, scaled and maintained… more
    Coinbase (11/07/25)
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  • Sr. Level Full Stack Developer (TS/SCI…

    IT Concepts (Washington, DC)
    …of software development experience + Experience in frontend and backend web application development leveraging frameworks such as React.JS, Angular.JS, or .NET ... all of the following: object-oriented programing, management consulting, implementing software code, and debugging technical issues. Responsibilities: + Working with… more
    IT Concepts (09/08/25)
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