51 java application engineer jobs at 27 companies in Parker, CO
1mo
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
Lead Java Software Engineer
Denver or United States
$85k-$160k/yr RemoteFull Time
8+ YOE8+ years building high-performance enterprise applications; Bachelor's/Master's in CS/Engineering; strong Java, Python, Spring Boot; MySQL and NoSQL; OpenSearch/Elasticsearch; Apache Camel; RabbitMq; AWS; CI/CD; microservices.
Java, Python, Spring Boot, MySQL, NoSQL, OpenSearch, Elasticsearch, APM, Apache Camel, RabbitMq, AWS, CI/CD, Kubernetes, Angular, GitHub Copilot, Claude, Jira, Confluence, Git
2w
Save
Mark Applied
Hide
Junior Application Developer
Denver or Springfield or Sterling or St. Louis
$53k-$106k/yr OnsiteFull Time
0+ YOEBachelor's or equivalent, 0–3 years development experience, experience with Java and/or Python, familiarity with web apps and relational databases, TS/SCI clearance with polygraph required.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Git, CI/CD, containerization
3w
Save
Mark Applied
Hide
Application Developer - Mid
Denver or St. Louis or Sterling or Springfield
$63k-$130k/yr OnsiteFull Time
4+ YOEBachelor's in CS or related, 4+ years software development experience, proficiency in Java and/or Python, Git and Agile experience, TS/SCI clearance with polygraph, GIS experience preferred.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Git, SAFe
2mo
Save
Mark Applied
Hide
Application Developer, Senior
Washington or Orlando or Fort Meade or Minneapolis or Huntsville or Dayton or San Diego or Fort Sheridan or Devens or Norfolk or Millington or Phoenix or Fort Worth or Peterson AFB or Buckley AFB or Belle Chasse or Fort Leavenworth or MacDill AFB or San Antonio or Tampa or Quantico or Lackland AFB or Yorktown or Reston or Camp Parks
$87k-$198k/yr HybridFull Time
10+ YOENode.js with TypeScript, SQL, PostgreSQL, Redis, Elasticsearch; TS/SCI with poly; Bachelor's with 10+ years or Master's with 8+ years in application or software development; collaborative team player; testing and maintenance ability.
Node.js, Typescript, SQL, PostgreSQL, Redis, Elasticsearch, JSON, Java, JavaScript
1mo
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
Engineer II – Ground/Application Software
Broomfield or Westminster or Boulder or Colorado or United States
$79k-$135k/yr OnsiteFull Time
2+ YOEBS in engineering +2 years experience, current Secret clearance with ability to obtain TS/SCI, experience with cloud, containerization, C/C++, Rust, Python, Ruby, web frameworks, databases, UML, and formal software development practices.
CI/CD, Containerization, AWS, Lambda, Docker, Kubernetes, Spring, Jersey, Flask, CherryPy, Ruby on Rails, JavaScript, Angular, React, JavaFX, Python, Qt, C++, Java, Rust, Ruby, SQL, NoSQL, JPA/ORM, PlantUML, Cameo, MATLAB, gtest, ctest, MQTT, AMQP, Kafka, Nginx, Apache, Postgres
1mo
Save
Mark Applied
Hide
Senior Engineer – Ground/Application Software
Broomfield or Westminster or Boulder or Colorado or United States
$97k-$165k/yr OnsiteFull Time
4+ YOEBS in engineering +4 years related experience; must be U.S. person/citizen and able to obtain Top Secret/SCI; experience with embedded satellite software, CI/CD, containerization, C/C++, Rust, Python; 10% travel; onsite 5 days/week.
CI/CD, Containerization, C/C++, Rust, Python, Ruby, AWS, Lambda, Docker, Kubernetes, Spring, Jersey, Flask, CherryPy, Ruby on Rails, JavaScript, Angular, React, JavaFX, Qt, SQL, NoSQL, JPA/ORM, Java, UML, Cameo, PlantUML, MATLAB, DevSecOps, gtest, ctest, MQTT, AMQP, Kafka, Nginx, Apache, Postgres
5d
Save
Mark Applied
Hide
Application Modernization Engineer, Professional Services, Google Cloud
Austin or Atlanta or Boulder or Chicago
$152k-$221k/yr OnsiteFull Time
6+ YOEBachelor's degree or equivalent,6+ years leading enterprise application portfolios,experience with VMWare,Openshift,Kubernetes,and cloud solution design;proficiency in one or more languages (Python,Java,Go,C/C++).
VMWare, Openshift, Kubernetes, Python, Java, Go, C, C++, Google Cloud Platform
2mo
Save
Mark Applied
Hide
Application Developer, Mid
Washington or Belle Chasse or Buckley AFB or Camp Parks or Dayton or Devens or Fort Leavenworth or Fort Meade or Fort Sheridan or Fort Worth or Huntsville or Lackland AFB or MacDill AFB or Millington or Minneapolis or Norfolk or Offutt AFB or Orlando or Peterson AFB or Phoenix or Quantico or Reston or Rome or San Antonio or San Diego or Tampa or Yorktown
$87k-$198k/yr HybridFull Time
6+ YOE6+ years in software development; Node.js with Typescript, SQL, PostgreSQL, Redis, Elasticsearch; TS/SCI with polygraph; Bachelor's degree; experience collaborating in cross-functional teams; automated testing experience.
Node.js, Typescript, SQL, PostgreSQL, Redis, Elasticsearch, JSON, Java, SharePoint, XML, VBAs, Oracle, MongoDB, Solr, OpenAI
1mo
Save
Mark Applied
Hide
Software Engineer Sr (Java)
Pittsburgh or Denver or Strongsville or Birmingham or Dallas
$86k-$158k/yr OnsiteFull Time
3+ YOEFull‑stack Java development experience, 3+ years relevant industry experience, bachelor's degree typically required, strong application design and development skills.
Java
3mo
Save
Mark Applied
Hide
Senior Application Developer
Aurora, Colorado, United States
$85k-$95k/yr HybridFull Time
2+ YOESenior developer for identity and access management; design, develop, and support secure, multi‑system web apps with identity/authentication integrations.
ASP.NET, NodeJS, MVC, TypeScript, Angular, Vue, React, MySQL, Oracle, MSSQL Server, Java, Python, Ruby, C#
4w
Save
Mark Applied
Hide
Senior Software Systems Engineer
Los Angeles or Boston or Colorado Springs
$156k-$244k/yr RemoteFull Time
10+ YOEBachelor's in CS/Engineering,10+ years systems engineering experience,proficiency in Python/C++/Java/JavaScript,OS and networking knowledge,EMR? (not applicable),requirements tools experience,ability to obtain U.S. security clearance.
Python, C++, Java, JavaScript, Linux, Windows Server, TCP/IP, DNS, MS Excel, DOORS, Large Language Models, AWS, Azure, GCP, Ansible, Docker, Kubernetes, MBSE, SysML
3d
Save
Mark Applied
Hide
Staff CNO Cyber Protection Reverse Engineer (TG)
Annapolis Junction or San Antonio or Aurora or Cary
$169k-$266k/yr OnsiteFull Time
7+ YOEActive TS/SCI with polygraph,7+ years reverse engineering,experience with hardware/software reverse engineering,kernel-level programming,programming in Assembly,C,C#,C++,Java,Perl,or Python,EMR not applicable.
Assembly, C, C#, C++, Java, Perl, Python, Subversion, CVS
1mo
Save
Mark Applied
Hide
Applications Engineer
Denver or Centennial
$164k-$181k/yr HybridFull Time
7+ YOEBachelor's in CS/Electrical or related and 7 years' experience as an applications/software engineer; strong Java/J2EE and multi-threaded design skills; experience with Ext JS/Angular, Oracle/WebLogic/Tomcat, JIRA, ServiceNow, FlexDeploy; focus on security, scalability, and UI design.
Oracle, WebLogic, Tomcat, Ext JS, Angular, JIRA, ServiceNow, FlexDeploy, Java, J2EE, HTML5, UML, HTTP, HTTPS
1mo
Save
Mark Applied
Hide
Security Engineer
Denver, Colorado, United States
$115k-$130k/yr HybridFull Time
4+ YOE4+ years in security engineering or application security; proficiency with Python/Go/Java, Docker/Kubernetes, AWS/GCP, Terraform, CI/CD and SAST/DAST/SCA tools; experience with threat modeling, bug bounty programs, and on-call incident response.
Python, Go, Java, Docker, Kubernetes, SAST, DAST, SCA, CI/CD, Terraform, AWS, GCP, OWASP Top 10
1mo
Save
Mark Applied
Hide
Staff Security Engineer
New York City or Denver or Dallas or Miami or United States
$169k-$210k/yr RemoteFull Time
8+ YOE8+ years security engineering experience across application and cloud security, strong AWS security and IaC knowledge, experience in regulated environments (healthcare), ability to read backend code (Ruby, Node.js, Java), and experience with AI/LLM security guidance.
AWS, Terraform, CI/CD, SAML 2.0, OAuth, OIDC, Ruby, Node.js, Java, OWASP Top 10 for LLM Applications, OWASP GenAI Security Project
1mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
Principal Application Security Architect - 861
Broomfield, Colorado, United States
$184k-$230k/yr OnsiteFull Time
10+ YOEBachelor's degree; 10+ years in app security; 5+ years software engineering; US person; security and compliance expertise.
SAST, DAST, CI/CD, OWASP Top 10, AWS, Azure, GCP, Python, Java, JavaScript, Go, Jenkins, Git
2w
Save
Mark Applied
Hide
Mid Software Engineer
Colorado Springs, Colorado, United States
$116k-$174k/yr OnsiteFull Time
5+ YOESecret clearance, Bachelor\u0002s in Computer Science or related,5+ years developing web/cloud applications with Kubernetes/Docker,CI/CD/GitOps,experience with Python/Java/C++/JavaScript/Go,AWS and database tech.
Kubernetes, Docker, CI/CD, GitOps, Terraform, Ansible, Python, Java, C++, JavaScript, GoLang, Next.js, Express, Node.js, PostgreSQL, Mongo DB, Oracle, MySQL, Bash, PowerShell, AWS Cloud Services, AWS S3, Istio, GitLab, Ansible, Maven, Gradle, ArgoCD, Vitest, Jest, Cypress, Playwright, Helm, PowerBI, Tableau, Vue.Js, Angular