• API Java Python Developer

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **API Java Python Developer , Senior** **Category:** Project Management **Main location:** United States, Virginia, Arlington **Position ID:** J0925-0420 ... Full Time **Position Description:** CGI Federal has an exciting opportunity for an API/ Java / Python Developer within our Intel sector, advancing the national… more
    CGI Technologies and Solutions, Inc. (12/06/25)
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  • API/ Java / Python Developer

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **API/ Java / Python Developer , Junior** **Category:** Software Development/ Engineering **Main location:** United States, Virginia, Arlington **Position ID:** ... Description:** CGI Federal has an exciting opportunity for an API/ Java / Python Developer within our Intel...and experience with API development tools (eg, Postman, Swagger UI ). * Familiarity with database systems (SQL and/or NoSQL).… more
    CGI Technologies and Solutions, Inc. (09/17/25)
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  • UI Java / Python

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** UI Java / Python Developer...deliver state-of-the-art capabilities. The UI Human Factor Developer focuses on designing user interfaces and ... with CI Poly . UI Design: Proficiency in wireframing, prototyping, java or python programming, and visual design. . User Research: Experience with… more
    CGI Technologies and Solutions, Inc. (11/19/25)
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  • API Java / Developer , JR

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …Full Time **Position Description:** CGI Federal has an exciting opportunity for an API/ Java / Python Developer within our Intel sector advancing the national ... knowledge on a highly collaborative team to deliver state-of-the-art capabilities. The API/ Java / Python Developer is responsible for the design, development,… more
    CGI Technologies and Solutions, Inc. (11/13/25)
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  • Software Developer - User

    Noblis (Reston, VA)
    Responsibilities Noblis is seeking to hire a Software Developer with a User Interface ( UI ) focus with ACTIVE Top Secret/SCI and Polygraph in Reston, VA ... As a Software Developer with our team, you will be working with...Proficient in at least one of the following languages: Python (preferred), Java , Typescript, JavaScript, C +… more
    Noblis (11/25/25)
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  • Test Automation Developer - UI /UX

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …interfaces. This role requires strong programming skills in languages like Python , Java , or JavaScript, proficiency with UI automation tools such as Selenium ... test scripts for web and mobile applications, focusing on user interface functionality and user ...to obtain a TS/SCI with Poly * Programming Languages: Python , Java , JavaScript. * UI more
    CGI Technologies and Solutions, Inc. (09/30/25)
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  • Senior Software Developer

    TekSynap (Springfield, VA)
    …operating systems (Ubuntu, RedHat, Debian, etc.) + Experience with User Interface / User Experience ( UI /UX) development technologies, especially with ... **Responsibilities & Qualifications** **RESPONSIBILITIES** The Senior-Level Software Developer is a highly skilled professional responsible for designing,… more
    TekSynap (11/19/25)
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  • Senior Software Developer

    CACI International (Chantilly, VA)
    …information to develop and evaluate options. The candidate will collaborate with the user interface designer(s) to ensure seamless integration and will focus on ... Senior Software Developer Job Category: Information Technology Time Type: Full...a cloud environment. * Demonstrated knowledge and experience with Python , Java , and one or more scripting… more
    CACI International (12/03/25)
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  • Senior Software Application Developer

    CACI International (Sterling, VA)
    …security technologies. + Design and develop .Net applications including middleware applications, user interface applications ( java script framework), and web ... Senior Software Application Developer Job Category: Information Technology Time Type: Full...+ Familiarity with Agile SecDevOps methods + Middleware and User Interface driven applications + Multi-threaded applications;… more
    CACI International (10/02/25)
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  • Software Developer - TS/SCI with Polygraph

    General Dynamics Information Technology (Chantilly, VA)
    …and proficiency in building reusable UI components + Strong understanding of UI design principles, human computer interaction, and user experience (UX) best ... into opportunity. And our work depends on a Software Developer joining our team to support Government activities at...or Vue.js + Familiarity with backend technologies such as Java , Python or Node.js + Experience with… more
    General Dynamics Information Technology (12/02/25)
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  • Scientific Software Developer (DC, NoVA)

    Stellar Science (Vienna, VA)
    …Open Scene Graph and/or WebGL + User interface development with Qt, Java Swing, Material UI + Supercomputing: OpenMP, threads, MPI, CUDA, GPU + Image ... in any of the following is a plus: + C++20/23, TypeScript, Python , Java + Relevant libraries: Boost, Eigen + Cross-platform software development on Linux,… more
    Stellar Science (10/09/25)
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  • Software Developer / Engineer

    Athenix Solutions Group, LLC (Mclean, VA)
    …development and scripting of complex systems using languages like C++, Python , and JAVA + Web-based user interface design and crafting an exciting ... Software Developer / Engineer Mclean, VA (http://maps.google.com/maps?q=Mclean+VA+USA) *ANS Description Athenix Solutions Group is looking for Software Engineers in a… more
    Athenix Solutions Group, LLC (09/13/25)
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  • Applications Developer , TS/SCI & FSP

    The Metamorphosis Group (Chantilly, VA)
    Applications Developer , TS/SCI & FSP Chantilly, VA Apply Now Description The Metamorphosis Group, Inc., TMG is seeking a driven, innovative Application Developer ... will be successful in this position? An experienced cloud developer who is able to support our IC customer...operating in production environment in AWS + Experience with Java frameworks such as Spring Boot and Hibernate +… more
    The Metamorphosis Group (12/10/25)
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  • Software Developer

    SAIC (Chantilly, VA)
    …API. + Knowledge of Object Oriented Programming (OOP) principles. Preferred experience with Java and/or Python + Experience with cloud architectures. + Desired ... **Description** SAIC is seeking a Software Developer to maintain a network, records system, and...+ Building software using OOP principles: preferred experience with Java and/or Python . + Linux systems administration… more
    SAIC (09/24/25)
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  • Sr. Software Engineer TS/SCI Polygraph

    Leidos (Alexandria, VA)
    …implementation as well as client web application and user interface ( UI ) development. Java , Python , embedded C/C++, Java cryptographic framework, ... substituted for a degree. Must have demonstrated experience with Java . Must have experience or familiarity with multiple ...MongoDB, SQL Server. Must have experience with Web Application User Interface Development, knowledge of databases and… more
    Leidos (12/10/25)
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  • Product Architect

    CACI International (Ashburn, VA)
    …for all aspects of application architecture including, but not limited to, user interface , APIs, microservices, databases and infrastructure. You'll work to ... in a cloud native architecture. + Proficiency in multiple programming languages (eg Java , C#, Python ) is essential. + Deep understanding of software architecture… more
    CACI International (12/05/25)
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  • Software Engineer-TS/SCI

    CACI International (Sterling, VA)
    …surge support. **Responsibilities:** + You will focus on developing microservices and a user interface ( UI ) for data-rich applications with complex ... + Your daily work will involve developing and maintaining Linux-based applications using Java and Python . + You'll design and implement software solutions while… more
    CACI International (12/09/25)
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  • Software Engineer TS/SCI

    CACI International (Sterling, VA)
    …surge support. **Responsibilities:** + You will focus on developing microservices and a user interface ( UI ) for data-rich applications with complex ... + Your daily work will involve developing and maintaining Linux-based applications using Java and Python . + You'll design and implement software solutions while… more
    CACI International (12/09/25)
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  • Software Engineer (TS/SCI with Polygraph Required)

    General Dynamics Information Technology (Chantilly, VA)
    …QUALIFICATIONS** + Experience with the design and development of modern, web-based user interface and application development such as Angular. Including related ... **Public Trust/Other Required:** None **Job Family:** Software Engineering **Skills:** Java , Python (Programming Language),Scalable Web Applications,Software Systems **Experience:**… more
    General Dynamics Information Technology (09/27/25)
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  • AI Solutions Architect, Manager - Tax…

    Deloitte (Mclean, VA)
    …RAG, Langchain and LangGraph. RegEx, Spacy, NLTK, and NLP techniques. + Familiarity with Python , PyTorch, TensorFlow, .NET. A2A, MCP, AG- UI protocols as well as ... Web Component Develope + MCSD: Application Lifecycle Management Solutions Developer + MCSD: Web Applications + Microsoft Azure +...RESTful APIs, and Agile environments. + Proficiency in C#, Java , Python ; knowledge of Angular, MongoDB, Azure… more
    Deloitte (12/07/25)
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