• Senior Java /JEE Developer

    BigBear.ai (Ashburn, VA)
    Overview BigBear.ai is seeking a Java /JEE Developer ( Senior ) to join our team to begin an exciting and challenging career in Ashburn, VA. The Java ... implementation to test) for a browser-based application implemented using Java and backend web services. The candidate will be...The candidate will be responsible for developing and testing Java code as dictated by project requirement. What you… more
    BigBear.ai (12/05/25)
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  • Sr Java Developer / SDET

    System One (Reston, VA)
    …6+ month Contract Compensation: $79.50 Contractor Work Model: Mainly Remote, Hybrid days- Reston, VA Senior Java Developer / SDET ALTA IT is seeking a ... hands-on Senior Java Developer / SDET to join a cross-functional, enterprise team. This is a hybrid role that combines Java application development with… more
    System One (12/26/25)
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  • SAP NS2 Sr. Java Developer - Active…

    SAP (Herndon, VA)
    …US national security and critical infrastructure customers. We are seeking a highly experienced Senior Java Developer to support, maintain, and enhance a ... security applications. This role requires deep technical knowledge in Java -based development, system-level configuration, and cross-domain data transfer protocols,… more
    SAP (11/13/25)
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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:** J1225-1843 ... **Position Description:** CGI has an immediate need for a Senior Salesforce Developer to join our team....at least one additional backend language or environment (eg, Java , Python, Node.js) . Strong code quality practices, including… more
    CGI Technologies and Solutions, Inc. (12/24/25)
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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:** J0126-0133 ... **Position Description:** CGI has an immediate need for a Senior Salesforce Developer to join our team....at least one additional backend language or environment (eg, Java , Python, Node.js). . Experience working within complex Salesforce… more
    CGI Technologies and Solutions, Inc. (01/06/26)
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  • Senior Appian Developer - Remote

    ICF (Reston, VA)
    …or Certified Level 3 Appian Developer + Experience working with Appian Tempo. + Java developer experience is a strong plus. + Recent work experience on a ... n-tier client-server architectures preferred + Experience working with Appian Sites. + Java developer with Maven builds experience is a strong plus. + Ability to… more
    ICF (10/18/25)
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  • Senior Full Stack Developer - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …Required:** Yes **Job Description:** Deliver simple solutions to complex problems as a Senior Full Stack Developer at GDIT. Here, you'll tailor cutting-edge ... ours. At GDIT, people are our differentiator. As a Senior Full Stack Developer you will help...8+ years of related experience + Required Technical Skills: Java w/ Spring Boot, TypeScript w/ React+Redux, Hbase, Solr,… more
    General Dynamics Information Technology (11/21/25)
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  • Appian Architect/ Senior Developer

    IBM (Reston, VA)
    …and facilitation **Required technical and professional expertise** * Certified Level 2 Appian Developer ( Senior Developer ) with 3+ Years of experience as ... REST and SOAP based APIs * Developing Appian plugins ( Java ) * Updating Appian plugins for security vulnerabilities *...a hands-on Appian Developer building complex enterprise grade production applications * 1+… more
    IBM (12/04/25)
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  • Senior Application Developer

    CGI Technologies and Solutions, Inc. (Reston, VA)
    ** Senior Application Developer ** **Category:** Software Development/ Engineering **Main location:** United States, Virginia, Reston **Position ID:** J1125-1225 ... **Position Description:** CGI has an immediate need for a Senior Application Developer to join our team....in one or more of the following technologies: . Java /J2EE, EJB, ASP, PowerBuilder, C/C++, SQL, CGI, Visual Basic.… more
    CGI Technologies and Solutions, Inc. (11/18/25)
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  • Applications Developer - Senior

    Nightwing (Sterling, VA)
    …in the intelligence community, defense, civil, and commercial markets. **Applications Developer - Senior ** Nightwing is seeking a Full-Stack Applications ... to:** * Develop software applications as web services that are written in Java unless otherwise directed by Sponsor. Examples include Node JS and Angular with… more
    Nightwing (11/19/25)
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  • Senior Full Stack Developer

    BigBear.ai (Ashburn, VA)
    Overview BigBear.ai is looking for a seasoned Senior Full Stack Developer ( JAVA /JEE) to lead the modernization and ongoing maintenance of the CBP information ... This role offers the opportunity to apply your deep expertise in JAVA /JEE to enhance mission-critical systems, driving innovation and ensuring seamless, scalable… more
    BigBear.ai (10/21/25)
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  • Senior Full Stack Developer

    ManTech (Ashburn, VA)
    **MANTECH** seeks a motivated, career and customer oriented ** Senior Full Stack Developer ** SME to join our team in **Ashburn, Virginia** . This position is ... and implement scalable, high-performance and reliable applications and microservices using Java (including frameworks like Spring Boot, Jakarta etc.) for the backend… more
    ManTech (11/03/25)
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  • Senior Full Stack Software Developer

    CACI International (Sterling, VA)
    Senior Full Stack Software Developer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage ... Posting End: 10/17/2026 **The Opportunity:** As an experienced full stack software developer on a long-standing program supporting CACI's SPACE sector in the SIGINT… more
    CACI International (10/17/25)
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  • Senior Software Developer

    CACI International (Chantilly, VA)
    Senior Software Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... is seeking a highly motivated, self-directed professional to fill a Software Developer role in Chantilly, VA, to support the customer's modernization effort. The… more
    CACI International (12/03/25)
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  • Senior Appian Developer UI/UX

    Guidehouse (Mclean, VA)
    …THREE (3) years of experience in Appian development + Active Appian Senior Developer certifications and ability to achieve additional relevant certifications ... Obtain Public Trust **What You Will Do** **:** + Senior Appian Developers at Guidehouse design, development, test, deploy,...Appian SAIL, Process Modeler, and Rules + Experience with Java , SQL, and web services + Strong understanding of… more
    Guidehouse (12/27/25)
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  • Senior Ruby on Rails Developer

    Steampunk (Mclean, VA)
    …see the real impact of their work in human lives every single day. **Contributions** As a ** Senior Ruby on Rails Developer ** , you will be working with a team of ... Steampunk participates in the E-Verify program._ Refer a Friend (https://careers-steampunk.icims.com/jobs/6546/ senior -ruby-on-rails- developer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-336029103) **Need help finding the right job?**… more
    Steampunk (12/13/25)
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  • Senior SW Developer

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking a Software Developer for a 200+ FTE technical development program supporting the Sponsor's Entitlement Programs as well as IdAM ... /ICAM, Authentication, Authorization, Attributes and Digital Policy Management. The Software Developer will work with a large team of developers, software engineers,… more
    Leidos (12/26/25)
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  • Senior ETL Developer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior ETL Developer ** to join our team in **Chantilly, VA.** **Responsibilities include but are ... Information Technology + Software development experience, to include significant Java development, data analysis/parsing, and SQL/database experience + Experience… more
    ManTech (12/03/25)
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  • Senior Software Developer

    Steampunk (Mclean, VA)
    **Overview** As a ** Senior Software Developer ,** you will work with a team of developers to deliver software features, APIs, and micro-service solutions. We are ... about our story, visit http://www.steampunk.com . Refer a Friend (https://careers-steampunk.icims.com/jobs/7100/ senior -software- developer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-336029103) **Need help finding the right job?**… more
    Steampunk (11/29/25)
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  • Senior Full Stack Developer

    Steampunk (Mclean, VA)
    **Overview** As a ** Senior Full-Stack Software Developer ** , you will work with a team of developers to deliver software features, APIs, and micro-service ... Steampunk participates in the E-Verify program._ Refer a Friend (https://careers-steampunk.icims.com/jobs/7058/ senior -full-stack- developer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-336029103) **Need help finding the right job?**… more
    Steampunk (11/22/25)
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