• 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 ... more about how this program "Delivers Mission Success!" Seeking a motivated Senior Python Developer with the right knowledge, skills, and abilities to support a… more
    Leidos (10/28/25)
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  • Software Developer - Senior

    Amentum (Washington, DC)
    …& Intel space? If so, look no further. Amentum is seeking a **Software Developer Senior ** to join our team of passionate individuals in **Washington, DC.** ... impact on the Nation's security and intelligence mission. As a Top Secret Software Developer for this program, you will be working in an organization that's mission… more
    Amentum (11/26/25)
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  • Senior Software Developer

    Amentum (Springfield, VA)
    …Security, & Intel space? If so, look no further. Amentum is seeking a ** Senior Software Developer ** to join our team of passionate individuals in **Springfield, ... challenging and critical task of ensuring secure and compliant data access. As a Developer on our team, you will design, implement, and maintain complex data access… more
    Amentum (11/23/25)
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  • Senior Appian Developer

    General Dynamics Information Technology (Gaithersburg, MD)
    …Dynamics Information Technology is seeking numerous candidates to fill multiple **Appian Developer ** roles on a contract to support the **Food and Drug ... Administration (FDA)** and their critical mission needs. As an Appian Developer involved in all phases of the development life cycle, you will participate in design… more
    General Dynamics Information Technology (11/20/25)
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  • Web Services Developer , Senior

    Parsons Corporation (Annapolis Junction, MD)
    …Parsons is seeking an experienced and highly skilled **Web Services Software Developer ** to join our team. This position offers a unique opportunity to ... integrate seamlessly with our cloud-based infrastructure. The Web Services Software Developer will work closely with cross-functional teams to understand mission… more
    Parsons Corporation (11/18/25)
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  • Senior Red Team Developer - Adaptive…

    Bank of America (Washington, DC)
    Senior Red Team Developer - Adaptive Threat Simulation Chicago, Illinois;Washington, District of Columbia; Charlotte, North Carolina; Jacksonville, Florida; ... must be at least 18 years of age.** Acknowledge (https://ghr.wd1.myworkdayjobs.com/Lateral-US/job/Chicago/ Senior -Red-Team- Developer Adaptive-Threat-Simulation\_25023769) **Job Description:** At Bank of… more
    Bank of America (12/01/25)
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  • Senior Mainframe Developer

    GovCIO (Washington, DC)
    **Overview** GovCIO is currently hiring for Senior Mainframe Developer to perform maintenance, remediation's, and updates to mission critical applications used ... USD $160,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6700/ senior -mainframe- developer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6700_ **Category** _Software… more
    GovCIO (12/17/25)
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  • Senior Software Developer

    ManTech (Herndon, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior Software Developer ** to join our team in the **DC, Maryland, and Virginia (DMV) area** . In ... requirements, design applications, develop updates to existing applications, and build in cyber security to reduce the attack surface + Coordinates and collaborates… more
    ManTech (11/21/25)
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  • Senior Software Developer

    ManTech (Herndon, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior Software Developer ** to join our team in **DC, Maryland, and Virginia (DMV) area** . In this ... design systems software, develop updates to existing applications, and build in cyber security to reduce the attack surface + Coordinates and collaborates with… more
    ManTech (11/18/25)
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  • Kafka Developer , Senior

    Parsons Corporation (Fort George G Meade, MD)
    …potential. Unleash your talent and redefine what's possible. **Job Description:** As a ** Senior Kafka Software Developer ** at Parsons, you will be working ... 75 years of experience, Parsons is uniquely qualified to deliver cyber /converged security, technology-based intellectual property, and other innovative services to… more
    Parsons Corporation (10/18/25)
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