• Senior Java Back End…

    BigBear.ai (Ashburn, VA)
    Overview BigBear.ai is seeking a Senior Java Back End Developer with cloud experience to join our team to begin an exciting and challenging career in ... will do Working closely with the tech lead and senior developers and participate in the system architecture design,...Bachelor's Degree and 8 to 10 years of experience Python experience is a must Java design… more
    BigBear.ai (06/18/25)
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  • Java Interface Developer

    CACI International (VA)
    Java Interface Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of ... development using SOAP, XML, WSDL, WS-Security, and/or JSON. + Development experience with Java , Python , or other modern programming language. + Knowledge of… more
    CACI International (06/25/25)
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  • Senior AWS Full Stack Developer

    CGI Technologies and Solutions, Inc. (Reston, VA)
    …**Required qualifications to be successful in this role:** * This position is for a Senior full stack Java developer . * 10+ years experiences' as full ... ** Senior AWS Full Stack Developer ** **Category:** Software...stack developer with Java , Angular, Python , spring-boot experience in full SDLC… more
    CGI Technologies and Solutions, Inc. (06/20/25)
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  • 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 ... holidays, three weeks paid time off, and more. The Senior Developer is responsible for the design,...communication skills. + Write and maintain advanced scripts using Java , JavaScript. XQuery, Python , HTML, SQL or… more
    Koniag Government Services (04/12/25)
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  • Senior Cyber Capability Developer…

    Leidos (Lorton, VA)
    …The National Security Sector (NSS) has a new and exciting opportunity for a Senior Cyber Capability Developer (Reverse Engineer) in our Cyber & Analytics ... upcoming contract award! **What you'll be doing:** + The Senior Cyber Capability Developer (Reverse Engineer) is...in a variety of languages, including C, C++, C#, Python , and Java . + Experience working on… more
    Leidos (06/08/25)
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  • Senior Full Stack Developer…

    Steampunk (Mclean, VA)
    …agile methods + 8+ years of experience with multiple back-end languages (eg C, C#, Java , Python ) and JavaScript frameworks + 5+ years of experience with build, ... participates in the E-Verify program._ Refer a Friend (https://careers-steampunk.icims.com/jobs/5890/ senior -full-stack- developer -%28technical-lead%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-336029103) **Need help finding the right… more
    Steampunk (04/04/25)
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  • Senior Software Developer

    Leidos (Chantilly, VA)
    …write custom scripts to install and configure code in EC2 instances + Experience with Python . + Develop Java and Python applications that leverage Neo4j and ... **Description** Leidos is seeking a **Software Developer ** for a 200+ FTE technical development program...experience in lieu of degree. + Musthave experience with Java , Springboot, Python and the Cloud /… more
    Leidos (06/08/25)
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  • Senior Software Developer

    Leidos (Lorton, VA)
    …ahead!** The National Security Sector (NSS) has a new and exciting opportunity for a Senior Software Developer in our Cyber & Analytics Business Area (CABA). Our ... including Java , Objective-C, or Swift. + Experience leading collaborative Python development projects and familiarity with issue tracking software, such as Jira,… more
    Leidos (06/08/25)
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  • Senior Lead Software Engineer, Distributed…

    Capital One (Mclean, VA)
    Senior Lead Software Engineer, Distributed Systems (Go, Java , Kubernetes, AWS) **The Capital One machine learning platform organization manages our cloud-based ... real-time and batch processing workloads. We are seeking a Senior Lead Software engineer, who is passionate about working...achieve financial empowerment + Utilize programming languages like Go, Python , and Java , open Source RDBMS and… more
    Capital One (06/25/25)
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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 ... Ruby on Rails) + 3+ Experience with multiple back-end languages (eg C, C#, Java , Python , Ruby on Rails) and JavaScript frameworks (eg Angular.js, React, Node.js)… more
    Steampunk (04/04/25)
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