• 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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  • Sr . Software Engineer TS/SCI Polygraph…

    Leidos (Reston, VA)
    …implementation as well as client web application and user interface (UI) development. Java , Python , embedded C/C++, Java cryptographic framework, XML, web ... **Description** Leidos has an exciting opportunity for a Senior Software Engineer to join a high performing...Specific experience with one or more of the following: Java /JEE, Python , C/C++, SQL, SOAP, WSDL, WADL… more
    Leidos (04/18/25)
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  • Sr . DevOps Engineer

    Leidos (Reston, VA)
    …Docker, Vagrant, Kubernetes, or AWS ECS/ECR + Demonstrated experience with Languages including Java , Python , JavaScript, Ruby, PHP, and Unix shell Scripting + ... **Leidos** has a new and exciting opportunity for a ** Sr . DevOps Engineer** in our **National Security Sector's (NSS)...within a software development team and supporting developers and developer activities. + Bachelors degree with 8 or more… more
    Leidos (04/24/25)
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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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  • Senior Full-Stack Developer

    Steampunk (Mclean, VA)
    **Overview** As a ** Senior Full-Stack Developer ** , you will work with a team of developersto deliver software features, APIs, and micro-service solutions. We ... Steampunk participates in the E-Verify program._ Refer a Friend (https://careers-steampunk.icims.com/jobs/6519/ senior -full-stack- developer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-336029103) **Need help finding the right job?**… more
    Steampunk (06/25/25)
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  • Senior Cloud Developer (AWS)- Remote…

    ICF (Reston, VA)
    …+ Design, develop, and maintain scalable and efficient backend systems using Java , Node.js, and Python . + Optimize application performance, scalability, and ... for future opportunities We're seeking a talented Cloud backend developer to join our dynamic team. As a key...development. **Basic Qualifications:** + 3+ years of experience in Java , Node.js, and Python programming languages. +… more
    ICF (06/19/25)
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  • Senior Software Developer

    TekSynap (Chantilly, VA)
    …Data Stores (eg, Oracle 21c), NiFi, Kafka, Elastic MapReduce (EMR) Hbase, Elastic, Splunk, Java , Python , and Spring to instrument and update the Data Catalog for ... deploying code in a cloud-based environment. + Experience using Java , Python , Spring, Kafka, Elastic, and EMR...Secret/SCI + Poly clearance We are seeking a Software Developer to join our team in Chantilly, VA. TekSynap… more
    TekSynap (04/09/25)
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  • Senior Back-End Developer

    Steampunk (Mclean, VA)
    …building applications with a focus on back-end development languages and APIs including Java and Python + Experience leveraging cloud native services and ... Steampunk participates in the E-Verify program._ Refer a Friend (https://careers-steampunk.icims.com/jobs/5889/ senior -back-end- developer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-336029103) **Need help finding the right job?**… more
    Steampunk (03/28/25)
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  • Senior Software Engineer, Back End…

    Capital One (Richmond, VA)
    Senior Software Engineer, Back End ( Java & AWS) (...years of experience in at least one of the following: Java , Python , or Go** **2 + years of experience ... makers, breakers, doers, and disruptors dedicated to meeting real customer and developer needs. We're seeking experienced engineers and leaders who are passionate… more
    Capital One (05/23/25)
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