• Senior Developer

    Koniag Government Services (Vienna, VA)
    Senior Developer Vienna, VA 22180, USA Req #148 Friday, April 11, 2025 **Kadiak, LLC,** a Koniag Government Services company, is seeking a Senior ... paid holidays, three weeks paid time off, and more. The Senior Developer is responsible for the design, documentation, development, modification, testing,… more
    Koniag Government Services (07/12/25)
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  • Senior Developer

    US Tech Solutions (Mclean, VA)
    **Job Title: Senior Developer ** **Location: McLean, VA (5 Days/Week onsite from start of assignment)** **Duration: 3 Months (Possible for extension by EOY ... old system and can help those migrating to new tech stack. ** Developer Full Stack Senior ** + Development of microservices based on Python, PySpark, AWS EKS, AWS… more
    US Tech Solutions (07/27/25)
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  • Senior Salesforce Developer

    Steampunk (Mclean, VA)
    …to achieving client-focused, mission-driven excellence. Steampunk is looking for an experienced Senior Salesforce Developer with an appetite for taking on new ... that meet our clients' ever-changing needs. **Contributions** As a Steampunk ** Senior Salesforce Developer ** , you will work with Technical/Solutions… more
    Steampunk (07/07/25)
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  • Senior Software Developer

    CACI International (Ashburn, VA)
    Senior Software Developer (Cryptology) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular ... * * * **The Opportunity:** CACI is seeking a System Services and Cryptology Developer to join our team and support the Border Enforcement Applications for Government… more
    CACI International (07/19/25)
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  • Senior Salesforce Developer - Remote

    ICF (Reston, VA)
    …working together on the right solutions for the customer. We are looking for a seasoned Senior Salesforce Developer who will be a key driver to make this happen. ... plus + Active Trailblazer account required + One or more Salesforce developer certifications: Developer I, Developer II, Platform App builder + Copado… more
    ICF (07/03/25)
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  • Senior SSRS Developer

    ICF (Reston, VA)
    Description ** Senior SSRS Developer ** **Growth, Engagements and Insight; IT and Product Development** **Location: Nationwide US (Remote - Home Office)** **Ready ... make a difference?** We're seeking an experienced and dynamic SQL (SSRS) Developer with a passion for collaboration and creating impactful data reporting solutions.… more
    ICF (07/15/25)
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  • Senior Software Developer

    ManTech (Chantilly, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior Software Developer ** to join our team in **Chantilly, Virginia.** As a Senior Software ... Developer on our team you will support a high visibility program that offers challenging positions with significant impact on national security. **Responsibilities include but are not limited to:** + Develop software for specific applications to process… more
    ManTech (07/26/25)
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  • Senior Salesforce Developer

    CGI Technologies and Solutions, Inc. (Reston, VA)
    ** Senior Salesforce Developer ** **Category:** Software Development/ Engineering **Main location:** United States, Virginia, Reston **Position ID:** J0725-0811 ... . **Position Description:** ​CGI has an immediate need for a Senior Salesforce Developer to join our team. This is an exciting opportunity to… more
    CGI Technologies and Solutions, Inc. (07/18/25)
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  • Senior ServiceNow Developer

    IBM (Herndon, VA)
    …embraces your unique skills and experience. **Your role and responsibilities** As a Senior ServiceNow Developer , you will work on the client's key operations ... Required certifications: ServiceNow Certified System Administrator (CSA) Certified Application Developer (CAD) **Required technical and professional expertise** * At… more
    IBM (07/22/25)
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  • Senior Software Developer

    CACI International (Mclean, VA)
    Senior Software Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... * Opportunity: CACI is seeking a highly motivated and independent SME Software Developer to take sole responsibility for maintaining and supporting a critical legacy… more
    CACI International (07/24/25)
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  • Senior Integration Developer

    Steampunk (Mclean, VA)
    **Overview** As a ** Senior ** **Integration** ** Developer ,** you will work with our growingDevSecOpspractice developing APIs and integration capabilities to ... Steampunk participates in the E-Verify program._ Refer a Friend (https://careers-steampunk.icims.com/jobs/6281/ senior -integration- developer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-336029103) **Need help finding the right job?**… more
    Steampunk (07/16/25)
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  • Senior DevOps Developer

    ManTech (Chantilly, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior ** **DevOps Developer ** to join our team in **Chantilly, VA.** **Responsibilities include but ... goals are met + Ability to effectively interact with various levels of senior management is necessary + Ability to make decisions and resolve problems effectively… more
    ManTech (07/22/25)
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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 ... this role you will develop, create, and modify general computer applications software or specialized utility programs. You will analyze user needs and develop software solutions. This role is responsible for the design of software or customize software for… more
    ManTech (05/23/25)
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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 ... role you will research, design, develop, and test operating systems-level software, compilers, and network distribution software. You will set operational specifications and formulates and analyzes software requirements and may design embedded systems… more
    ManTech (05/20/25)
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  • Senior Web Developer

    ManTech (Herndon, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior Web Developer ** to join our team in **DC, Maryland, and Virginia (DMV) area** . In this role ... you will design, create, and modify Websites. You will be responsible for analyzing user needs to implement Website content, graphics, performance, and capacity. You will integrate Websites with other computer applications as well as convert written, graphic,… more
    ManTech (05/20/25)
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  • Senior VB.Net Developer

    Robert Half Technology (Chantilly, VA)
    Description We are looking for a skilled and motivated Senior VB.Net Developer to join our team in Chantilly, Virginia. In this role, you will be responsible for ... designing, developing, and maintaining critical software modules to support business operations. Your expertise will play a vital role in enhancing system functionality and ensuring efficient solutions align with organizational goals. Responsibilities: *… more
    Robert Half Technology (07/03/25)
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  • Senior DevOps Developer

    ManTech (Chantilly, VA)
    ManTech seeks a motivated, career and customer-oriented ** Senior DevOps Developer ** to join our team in **Chantilly, VA or Denver, CO.** **Responsibilities ... include but are not limited to:** + Develops ServiceNow solutions and enhancements using core platform capabilities + Develops the applications including configuration, report development and data migration, where applicable + Identifies and implements… more
    ManTech (06/27/25)
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  • Senior Software Developer

    Leidos (Gaithersburg, MD)
    **Description** Leidos is seeking a ** Senior Software Developer ** to support the RD Voice Development team. This role is responsible with all phases of software ... development ranging from: design and coding to integrating and reviewing software components, from testing and bug fixing to documentation, building and presenting demos to stakeholders. This is a **contingent** position pending award **Area of… more
    Leidos (07/18/25)
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  • Senior Application Developer

    GovCIO (Fairfax, VA)
    **Overview** GovCIO is currently hiring for a Senior Application Developer with an active Secret clearance to design, build, and modify application software. ... $112,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4955/ senior -application- developer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Fairfax_ **ID** _2024-4955_ **Category**… more
    GovCIO (07/23/25)
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  • Senior Front End Software Developer

    CACI International (Sterling, VA)
    …None Type of Travel: None Anticipated Posting End: 5/12/2026 CACI is seeking a Senior Developer to join a multidisciplined team to work on delivering the ... agile continuous deployment software development framework. **The Opportunity:** As a senior developer on this dynamic program; you will bring your front-end… more
    CACI International (06/24/25)
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