1mo
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Site Reliability - Java Springboot Applications
Herndon or Aurora
$112k-$179k/yr OnsiteFull Time
3+ YOEBachelor's +5 yrs or Master's +3 yrs (or +4 yrs experience in lieu), TS/SCI with poly required, SRE/DevOps experience, Java Spring Boot support, CI/CD in classified environments, GitLab/Bitbucket, DOD 8570 IAT II certs, and rotational on-call support.
Java, Spring Boot, Kubernetes, Kafka, NiFi, MongoDB, Elasticsearch, ArgoCD, GitLab, Bitbucket, Git, CI/CD
2mo
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Software Engineer
Sterling or Sarasota or Denver
$82k-$172k/yr OnsiteFull Time
5+ YOEJava, SpringBoot, REST; Agile experience; TS/SCI with Poly; 5 years experience; Bachelor's in engineering or related field.
Java, SpringBoot, REST, Git, Gradle, Kafka, MongoDB, ActiveMQ, NiFi, AWS, OpenAPI (Swagger), Mockito, Lombok
2mo
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Software Developer (TS/SCI CI Poly) (5303) (Chantilly, VA; Herndon, VA; Aurora, CO)
Chantilly or Herndon or Aurora
$111k-$185k/yr OnsiteFull Time
Security+ certification; TS/SCI CI Poly clearance; on-site in Chantilly, Herndon, or Aurora; Java, SpringBoot; Docker, Kubernetes; Git; AWS is a plus.
Java, SpringBoot, Docker, Kubernetes, Gitlab, Gitlab Runner, OpenAPI, Swagger, Gradle, Kafka, MongoDB, ActiveMQ, NiFi, AWS
2mo
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Software Engineer
Sterling or Sarasota or Denver
$99k-$207k/yr OnsiteFull Time
7+ YOEActive TS/SCI with Polygraph, Bachelor's in engineering field, 7+ years related experience, proficiency with Java and SpringBoot, Agile experience, strong troubleshooting and communication skills.
Java, SpringBoot, RESTful API, Git, Bitbucket, Confluence, Jira, Kafka, MongoDB, ActiveMQ, NiFi, Mockito, Lombok, OpenAPI (Swagger), AWS
4d
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Sr Specialist - Software Development & Engineering
Lone Tree, Colorado, United States
$164k-$168k/yr HybridFull Time
5+ YOEBachelor's in CS or related and 5 years' experience designing Java Springboot microservices, RESTful APIs, RabbitMQ, SQL/NoSQL, Python/Matlab/Kotlin, Angular, cloud deployments, CI/CD, and Agile tools.
Java Springboot, RabbitMQ, MS SQL Server, Oracle DB, MongoDB, Python, Matlab, Kotlin, Angular, JavaScript, Pivotal Cloud Foundry (PCF), Linux, Bamboo, GitHub, JIRA, Confluence, JMetrics
2mo
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Software Developer (TS/SCI CI Poly) (5303) (Chantilly, VA; Herndon, VA; Aurora, CO)
Chantilly or Herndon or Aurora
$111k-$185k/yr OnsiteFull Time
TS/SCI CI Poly clearance, Security+ certification, on-site in Chantilly/Herndon, VA or Aurora, CO; Java development with SpringBoot, Docker, Kubernetes; Kubernetes deployments with Helm; RESTful services; AWS desired.
Java, Spring Boot, Mockito, Lombok, OpenAPI, Swagger, Git, Docker, Kubernetes, Helm, Gradle, Kafka, MongoDB, ActiveMQ, NiFi
2w
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Specialist Software Engineering
Cedar Rapids or Denver or Philadelphia
$131k-$165k/yr HybridFull Time
12+ YOEBachelor's degree or equivalent, 12+ years software/devops experience, strong CI/CD expertise, Python and Bash scripting, deep AWS, containerization, IaC (Terraform), Java or .NET experience, database and API knowledge.
Harness, Jenkins, Python, Bash, AWS, ECS, EKS, EC2, Lambda, S3, ASG, IAM, Docker, Nexus, Artifactory, Terraform, Visual Studio, git, Github, Maven, AgentCore, Strands, Kiro IDE, .NET, C#, JAVA, Spring Framework, J2EE, SqlServer, DynamoDB, API Gateways, Apache Camel, Swagger, Spring Boot, Spring MVC, Entity Framework, IIS, Kubernetes, Bitbucket, Angular, React, Vue.js, ASP.NET MVC, HTML, JS, CSS, Ajax, Kinesis, Event Hubs
1mo
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Senior Software Engineer (Onsite)
Aurora, Colorado, United States
$87k-$165k/yr OnsiteFull Time
5+ YOEBachelor's degree in STEM and 5+ years relevant experience; strong Java and multithreading skills; active transferable TS/SCI security clearance required prior to start; experience with microservices, AWS, Docker/Kubernetes and DevSecOps preferred.
Java, AWS, Docker, Kubernetes, Confluence, Eclipse, Jira, Jenkins, JUnit, Kafka, Spring Boot, SAFe Agile, DevSecOps, CI/CD
1mo
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Senior Java Developer
Denver or Colorado Springs
OnsiteFull Time
8+ YOE8+ years Java development experience with Spring Boot, Hibernate, Struts2/J2EE; experience with cloud (AWS/Azure), CI/CD, unit testing, and secure application development. Active Secret clearance and U.S. citizenship required.
Spring Boot, Hibernate, Struts 2, J2EE, AWS, Azure, Oracle, SQL Server, JUnit, SAML, SAFe, CI/CD, DevSecOps, Login.gov
1w
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Senior Software Engineer- Full Stack
Centennial, Colorado, United States
$111k-$160k/yr HybridFull Time
7+ YOE7+ years full-stack software engineering experience with Java/Spring Boot, React/TypeScript, deep SQL Server expertise, testing discipline, and legacy-system migration experience.
Java, Spring Boot, pnpm, React, TypeScript, Vite, MUI, TanStack Query, Zod, ColdFusion, Docker, GitLab CI, AWS, S3, DynamoDB, KMS, Kubernetes, JUnit, WireMock, Vitest, Playwright, Selenium, SQL Server, Flyway, OpenAPI, RabbitMQ, Kafka
1w
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Senior Software Engineer
Centennial, Colorado, United States
OnsiteFull Time
10+ YOE10+ years software development experience; proficiency with Java, Spring, Angular, Typescript, Docker, microservices, PostgreSQL/Mongo, Unix/Linux; bachelor’s in CS/IT; active Top Secret clearance preferred.
Java, Spring Framework, Angular, Typescript, Docker, PostgreSQL, Mongo, Unix/Linux, Git, Gitlab, Kubernetes, ActiveMQ, WebSockets, HTTP, REST, CI/CD
3w
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Lead Software Engineer - Fullstack: Java, Spring Boot, Microservices, Angular
Dallas or Strongsville or Denver or Phoenix or Pittsburgh or Birmingham
$86k-$158k/yr OnsiteFull Time
3+ YOE3+ years relevant experience, Bachelor's degree preferred, expertise in Java and Angular full‑stack development, microservices, cloud native patterns, CI/CD, automated testing, and leadership/mentorship skills.
Java, Spring Boot, Microservices, Angular, TypeScript, RxJS, RESTful APIs, JUnit, Mockito, Jasmine, Karma, Jest, Docker, Kubernetes, CI/CD
3w
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Senior Full Stack Java Engineer
Centennial, Colorado, United States
$150k-$170k/yr OnsiteFull Time
7+ YOE7+ years software development with production Java Spring Boot and React; expert TypeScript; microservices, REST API and database design (Postgres/MariaDB); AWS and Terraform architecture; Datadog observability; CI/CD and testing ownership; AI-assisted development experience preferred.
Java Spring Boot, React, TypeScript, Postgres, MariaDB, AWS, Terraform, Datadog, CI/CD
1w
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API Developer
Pittsburgh or Cleveland or Dallas or Birmingham or Phoenix or Denver
OnsiteFull Time
8+ YOE8+ years Java/J2EE experience building RESTful APIs using Spring Boot and microservices; experience with DevOps, Kafka, IBM MQ, SQL/NoSQL and cloud platforms required.
Java, J2EE, Spring Boot, Microservices, REST API, Angular, XML, JSON, Swagger, Jenkins, uDeploy, GIT, Kafka, IBM MQ, SQL, No Sql, AWS, Azure, GitHub, CI/CD, React, JavaScript, HTML, CSS, JSON Web Token (JWT), UML, XPath
1w
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Staff Engineer (Java)
Los Angeles or Broomfield
$155k-$180k/yr HybridFull Time
6+ YOE6+ years production Java experience, expertise in microservices, Spring Boot, Docker, AWS, relational and NoSQL databases, messaging systems, CI/CD, and automated testing.
Java, Spring Boot, Docker, AWS, EC2, ECS, Hibernate, MySQL, Oracle, Postgres, Redis, MongoDB, DynamoDB, RabbitMQ, Kafka, Maven, Git, Jenkins, Puppet, Jira, JavaScript, React, Ant Design, Material UI, React Bootstrap, Model Context Protocol (MCP)
1mo
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Senior Software Engineer
Denver, Colorado, United States
$160k-$200k/yr HybridFull Time
5+ YOE5+ years backend experience; strong Java or Kotlin proficiency (JVM); experience with microservices, PostgreSQL/Neo4j, AWS and Kubernetes; CI/CD (GitHub Actions); testing mindset; strong communication and mentoring skills.
Kotlin, Java, Go, Python, Spring Boot, Micronaut, Vue.js, PostgreSQL, Neo4j, AWS Lambda, AWS RDS, AWS EKS, AWS S3, AWS EC2, Kubernetes, GitHub Actions, Jira
1w
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Software Engineer
Cary or Chicago or Peoria or Westminster or Irving
$98k-$158k/yr OnsiteFull Time
5+ YOE5+ years software development experience; Bachelor's in CS/SE/CE or equivalent; experience with React/Next.js/TypeScript, Java Spring Boot or Node.js; CI/CD, automated testing, and Agile practices.
React, Next.js, TypeScript, Java Spring Boot, Node.js, JavaScript, AWS, Azure, Vercel, Claude Code, GitHub Copilot, Copilot CLI, Claude, ChatGPT, Gemini, Cursor
1w
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Software Engineer: Full Stack - Python, Java or JavaScript/TypeScript (TS/SCI Clearance Required)
Alexandria or Chantilly or Englewood or Gaithersburg or Saint Louis or Tucson
OnsiteFull Time
Active TS/SCI clearance with polygraph ability, Bachelor's in CS or related, proficiency in Python/Java/JavaScript/TypeScript, cloud (AWS/Azure), containers, CI/CD, databases, and secure coding practices.
Python, Java, JavaScript, TypeScript, HTML, CSS, JSON, AJAX, REST APIs, React, Angular, Vue.js, Node.js, Spring Boot, Django, Flask, AWS, Azure, MySQL, PostgreSQL, SQL Server, Linux, Windows, Git, GitLab CI, Jenkins, JIRA, Confluence, Docker, Kubernetes, RMF, STIGs, Go, OpenSearch, Elasticsearch, S3, EC2, SQS, SNS, RDS, CloudFormation, Terraform, Ansible, GeoServer, PostGIS, OGC APIs, ESRI ArcGIS
3mo
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Java Software Engineer - Space Domain
Herndon or Aurora
$104k-$166k/yr OnsiteFull Time
4+ YOETS/SCI with polygraph; BS with 5+ yrs or MS with 4+ yrs; 2+ yrs Java; microservices/Docker/Kubernetes; Spring/Spring Boot; REST; Linux/Windows server; DoD 8570 cert (Security+ or CISSP) within 6 months.
Docker, Kubernetes, Spring Framework, Spring Boot, REST, Linux, Windows Server, Apache NiFi, Apache Kafka, Jira, Confluence, Git, GitLab
3mo
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Lead Java Software Engineer
Denver, Colorado, United States
$85k-$160k/yr RemoteFull Time
8+ YOE8+ years software development in enterprise apps; strong Java, Spring Boot; cloud/SaaS; AWS; microservices; REST/SOAP; SQL/NoSQL; agile; excellent communication.
Java, Spring Boot, MySQL, NoSQL, OpenSearch/Elasticsearch, APM tools, Apache Camel, RabbitMQ, Data pipelines, AWS, CI/CD, Kubernetes, REST, SOAP, API Gateways, Jira, Confluence, Git