157 api java developer jobs at 74 companies in Winchester, VA
3mo
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Senior API Systems Engineer
Sterling, Virginia, United States
$150k-$254k/yr OnsiteFull Time
10+ YOEU.S. person with Top Secret/SCI polygraph clearance, 10+ years' relevant experience, Bachelor’s or Master’s in a STEM field, Security+ CE (DoDD 8140), 5+ years API gateway experience, proficiency with Java/Python/C#, cloud (AWS/Azure/GCP), Docker/Kubernetes.
Java, Python, C#, AWS, Azure, Google Cloud Platform, Docker, Kubernetes, Istio, Linkerd, MuleSoft, Apigee, Broadcom API, ServiceNow, Windows, Linux
2mo
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Java Web Developer (Angular)
Sterling, Virginia, United States
$130k-$150k/yr OnsiteFull Time
4+ YOEBachelor's in CS or related, 4+ years software development with 4+ years Java, 2+ years MuleSoft, web apps/APIs, relational DB design, front-end with HTML/CSS/Bootstrap/Angular/jQuery/TypeScript, familiarity with AWS (ECS, RDS, MKS) and Entity Framework; US Public Trust clearable (US citizen/PR or authorized with 3+ years US residence).
Java, MuleSoft, HTML, CSS, Bootstrap, Angular, jQuery, TypeScript, AWS, AWS ECS, AWS RDS, AWS MKS, Entity Framework, PostgreSQL, Oracle, JSON, XML, XSLT, Docker, Jenkins
1d
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Java Software Engineer - Developer (Experienced and Senior)
Herndon or Seal Beach or Mesa or El Segundo or Colorado Springs
$127k-$232k/yr OnsiteFull Time
3+ YOEBachelor's degree, active U.S. Top Secret clearance, 3+ years with Java and software development, cloud experience, Windows/Linux, Agile, and configuration management tools; U.S. Person required.
Java, ReactJS, Python, CI/CD, Windows, Linux, C++, Angular, HTML, CSS, AWS, IDE, Maven, Git, GitLab, Atlassian tools, Jira, Confluence, Bitbucket, JUnit, Mockito, Spring Boot, NoSQL, MongoDB, REST API, Kubernetes, Helm
1d
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Java Software Engineer - Developer (Experienced and Senior)
Herndon or Seal Beach or Mesa or El Segundo or Colorado Springs
$127k-$232k/yr OnsiteFull Time
3+ YOEBachelor's degree, active U.S. Top Secret clearance, U.S. Person status, 3+ years Java and software development experience, cloud experience, Windows/Linux proficiency, and Agile methodology experience.
Java, C++, ReactJS, Python, CI/CD, Windows, Linux, Angular, React.js, HTML, CSS, AWS, Windows-based IDEs, Linux-based IDEs, Maven, Git, GitLab, Agile, Jira, Confluence, BitBucket, JUnit, Mockito, Spring Boot, NoSQL Databases, MongoDB, REST API, Kubernetes, Helm, CodeVue
3w
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AWS Java Full Stack Engineer
Plano or Raleigh or Reston or Richardson or Tempe
OnsiteFull Time
Java full-stack development with Spring/Springboot, microservices, REST APIs, Angular, and AWS core services; bachelor's degree or equivalent experience; strong communication and SDLC experience.
Java, Spring, Springboot, Micro services, REST, Angular X, AWS Core services
2w
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Associate Software Developer C++/Java
Manassas, Virginia, United States
$67k-$124k/yr OnsiteFull Time
0+ YOEBachelor's degree or equivalent practical experience; 0–2 years in C++, Java, or Python; Spring Boot, Maven, CMake, databases, RESTful APIs, gRPC, microservices, containers, Git, or Bitbucket.
C++, Java, Python, Spring Boot, Maven, CMake, Oracle, PostgreSQL, MySQL, MongoDB, RESTful APIs, gRPC, Podman, Docker, Git, Bitbucket, Windsurf, Microsoft Copilot
1w
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Senior Backend Software Engineer (Java/Node.JS)
Reston, Virginia, United States
$120k-$140k/yr RemoteFull Time
Strong Java, Spring, Node.js, REST API, microservices, AWS, Kubernetes, Terraform, CI/CD, database, distributed systems, and communication skills; hands-on backend experience required.
Java, Spring Framework, Spring Boot, Node.js, REST APIs, AWS, Kubernetes, EKS, Terraform, GitHub Actions, Concourse, Jenkins, Express.js, Linux, SQL, NoSQL
2mo
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SME Systems Engineer- API Gateway & Cloud Architecture
Sterling, Virginia, United States
$180k-$230k/yr OnsiteFull Time
16+ YOEBachelor's in STEM, 16+ years' experience, DoD 8140/Security+ CE, 5+ years API Gateway experience (Broadcom preferred), expertise with Windows and cloud-hosted COTS, Java/Python/C#, AWS/Azure/GCP, Docker, Kubernetes, Agile, cloud architecture, troubleshooting, and system testing. TS/SCI w/ Poly required; U.S. citizenship required.
API Gateway, Broadcom API Gateway, MuleSoft, Apigee, Istio, Linkerd, ServiceNow, Docker, Kubernetes, Java, Python, C#, Windows, AWS, Microsoft Azure, Google Cloud, Message queues, Streaming platforms, ETL, COTS, MBSE
2mo
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GenAI Developer
Ashburn, Virginia, United States
HybridFull Time
7+ YOEU.S. citizen able to pass CBP background check; BA/BS preferred (experience considered); 7+ years full-stack development; React/Angular, SQL/NoSQL, Python/Java/JavaScript/TypeScript; GenAI concepts and APIs; AWS and Google cloud experience; DevSecOps knowledge.
React, Angular, SQL, NoSQL, Large Language Models (LLMs), transformers, Python, Java, JavaScript, TypeScript, AWS, Google Vertex AI, AWS Bedrock, GitLab, APIs, RESTful services, DevSecOps, CDNs
3mo
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Software Developer
Herndon or Chantilly
$185k-$240k/yr OnsiteFull Time
6+ YOEActive TS/SCI with Full-Scope Polygraph, 6+ years software development, experience with Java/Python/C++/JavaScript, APIs, Git, Agile; cloud, DevOps, containerization preferred.
Java, Python, C++, JavaScript, AWS, Azure, Docker, Kubernetes, Git, REST APIs, CI/CD Tools, DevOps
2mo
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ServiceNow Developer
Reston or Philadelphia
OnsiteFull Time
2+ YOEBachelor's degree preferred, 2+ years IT service management or enterprise app development, 1+ year ServiceNow development, experience with JavaScript/Python/Java, REST APIs, integrations, testing, and DevSecOps practices; must be authorized to work in the U.S.
ServiceNow, REST APIs, JavaScript, Python, Java, Flow Designer, Script Includes
3w
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Software Developer
Chantilly, Virginia, United States
$190k-$230k/yr OnsiteFull Time
6+ YOEBS degree and 6+ years experience; development of microservice-based Java and Angular apps, secure RESTful APIs, Oracle/PostgreSQL, Scrum, AWS, EC2 scripting, Git/Jenkins/Rundeck.
Java, Angular, RESTful APIs, Oracle, PostgreSQL, Amazon Web Services, EC2, Git, Jenkins, Rundeck, Scrum, Spring Boot, Jira, Identity Access Management (IAM)
1mo
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SME Systems Engineer - API (TS/SCI w/ CI Poly required)
Sterling, Virginia, United States
OnsiteFull Time
10+ YOEActive TS/SCI with CI poly, Security+ CE or higher, 10+ years relevant experience, STEM degree, API gateway expertise (5+ years), Java/Python/C# proficiency, cloud and containerization experience.
API gateway, Broadcom API, AWS, Azure, Google Cloud Platform, Docker, Kubernetes, Java, Python, C#, MuleSoft, Apigee, Istio, Linkerd, ServiceNow
1mo
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Senior Software Developer
Chantilly, Virginia, United States
OnsiteFull Time
6+ YOEBachelor's or equivalent, 6+ years Java development experience with Spring Boot, REST APIs, relational databases, JavaScript/Angular, Linux, Git; TS/SCI with FSP clearance required.
Java, Spring Boot, RESTful web services, SQL, Oracle, PostgreSQL, SQL Server, MySQL, JavaScript, Angular, Linux/Unix, Git, AWS, Docker, Kubernetes, Jenkins, GitLab, Maven, Gradle
1mo
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Senior Application Developer
Denver or Springfield or Sterling or St. Louis
$75k-$158k/yr OnsiteFull Time
8+ YOEBachelor's in CS or related,8+ years software development experience,expert Java and/or Python,REST APIs,databases,CI/CD,GIT,TS/SCI clearance and polygraph willingness.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Kubernetes, AWS/C2S, Git, CI/CD
5d
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Sr Backend Engineer
Reston, Virginia, United States
RemoteFull Time
8+ YOERequires 8–10 years of software development experience, proficiency in TypeScript/JavaScript, Java, or Python, and knowledge of RESTful APIs, databases, microservices, troubleshooting, and AI-assisted development.
TypeScript, JavaScript, Java, Python, GraphQL, AWS, GitHub Copilot, ChatGPT
2mo
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Agile Developer
Herndon or United States
RemoteFull Time
5+ YOEBachelor's degree in CS/IT/Engineering, 5+ years software development in Agile, experience with Java/C#/JavaScript/Python, web services/APIs, Git, CI/CD and DevSecOps, and knowledge of secure coding and federal cybersecurity.
Java, C#, JavaScript, Python, VistA, MUMPS, CPRS, AWS, Azure, Google Cloud, Docker, Kubernetes, React, Angular, Vue.js, HL7, FHIR, Git, CI/CD, DevSecOps
2mo
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Application Developer - Senior
Colorado Springs or Reston
$60k-$180k/yr HybridFull Time
7+ YOE7+ years software development, 5+ years ServiceNow, Java knowledge, 4+ years development lead experience, integration/API development, IT-II/Tier 3/NACLC/ANACI eligibility or current Tier 3 investigation; relevant ServiceNow and agile certifications preferred.
ServiceNow, Java
5d
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Software Engineer
Chantilly, Virginia, United States
$87k-$198k/yr OnsiteFull Time, Part Time
3+ YOERequires 3+ years of Java experience, backend and microservices development, Docker, Kubernetes, Spring, REST APIs, Linux, TS/SCI clearance, and a high school diploma or GED.
Java, Docker, Kubernetes, Spring Framework, Spring Boot, REST, AWS, Bitbucket, Jenkins, Linux, Command Line Interface, Open Systems Architecture, Ansible, Git, MongoDB, Apache NiFi, Kafka, Security+ CE, SSCP, CCNA-Security, GSEC
1d
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Lead Full Stack Developer
Herndon, Virginia, United States
OnsiteFull Time
10+ YOEBachelor’s degree, 10–15 years of software development experience, expertise in Java, Spring Boot, Angular, APIs, microservices, SQL, AI-assisted development, and ability to obtain Public Trust clearance.
Java, JEE, Spring, Spring Boot, JavaScript, TypeScript, Angular, Bootstrap, jQuery, DataTables, JPA, Hibernate ORM, SQL, United States Web Design System (USWDS), Storybook, GitHub Copilot, GitHub Copilot Chat, SAFe Agile