New Carrollton • 50 milesRemote · Hybrid · Onsite · Field · All Environments
New Carrollton • 50 milesRemote · Hybrid · Onsite · Field · All Environments
New Carrollton • 50 milesRemote · Hybrid · Onsite · Field · All Environments
New Carrollton • 50 milesRemote · Hybrid · Onsite · Field · All Environments
564 api java developer jobs at 227 companies in New Carrollton, MD
3mo
Save
Mark Applied
Hide
API/Java/Python Developer, SME TS Clearance REQUIRED
Arlington, Virginia, United States
$88k-$191k/yr OnsiteFull Time
10+ YOETS/SCI eligible with CI Poly; proficiency in Java and Python and related frameworks; API design and integration experience; database, cloud, containerization, Git, Agile experience; Bachelor's or 10+ years experience.
Java, Python, Spring Boot, Flask, Django, REST, GraphQL, SOAP, Postman, Swagger UI, PostgreSQL, MongoDB, MySQL, Git, AWS, Azure, GCP, Docker, Kubernetes
3w
Save
Mark Applied
Hide
API Developer (Senior)
Baltimore, Maryland, United States
OnsiteFull Time
3+ YOEBachelor's in CS or related field (or 5 years' equivalent),3+ years computer experience,1+ year web/app development experience; knowledge of HTML,CGI,PERL,Javascript,Java,cloud and Salesforce.
HTML, CGI, PERL, Javascript, Java, Salesforce
5d
Save
Mark Applied
Hide
API Systems Engineer
Vienna, Virginia, United States
$96k-$123k/yr HybridFull Time
Expert Java, JEE, web services, APIs, Spring Boot, cloud architecture, API security, and Agile expertise; strong troubleshooting and communication skills; bachelor's degree or equivalent experience.
Java, JEE, Web Services, APIs, SOAP Services, RESTful APIs, JSON, Spring Boot, Istio, Service Mesh, Spring Framework, Open API Specification, RAML, MCP, A2A, LLMs, Azure, AWS, GCP, Pivotal, Tanzu, Tanzu Kubernetes Grid, k8s, OAuth, SAML, JWT, OpenID Connect, Agile, SAFE, Salesforce, Oracle HCM, PeopleSoft, CRM, Dynamics, Azure DevOps
2mo
Save
Mark Applied
Hide
Java Developer
Rosslyn, Virginia, United States
HybridFull Time
5+ YOESecret clearance required, 5+ years experience, high school diploma, experience building cloud‑native Java microservices, RESTful APIs, CI/CD, and familiarity with AWS, Terraform, and CloudFormation.
Java, AWS, Terraform, CloudFormation, CI/CD
1mo
Save
Mark Applied
Hide
Java Developer
Washington, District of Columbia, United States
$90k-$150k/yr OnsiteFull Time
5+ YOESecret clearance (TS eligible), Bachelor's in CS/IT/Software Engineering,5+ years Java (JDK 8+) experience, Spring/Spring Boot, Hibernate/JPA, Eclipse, Microsoft SQL Server 2017/T-SQL, CI/CD, API integration, OOP.
Java, JDK 8, Java Collections Framework, Spring, Spring Boot, Hibernate, JPA, RESTful, Eclipse IDE, IntelliTrack, Entellitrak, CI/CD, Microsoft .NET, C#, Visual Basic, Microsoft SQL Server 2017, T-SQL, Jaspersoft Studio, DevExpress, Git
1w
Save
Mark Applied
Hide
Senior Java Developer - Java J2EE, Cursor AI
Silver Spring or United States
$110k-$130k/yr RemoteFull Time
12+ YOERequires 12+ years of Java development, 8+ years of architecture and design, cloud experience, a bachelor's degree or equivalent, Cursor AI proficiency, modern programming languages, DevOps, APIs, and Azure expertise.
Java, Spring, AWS, GCP, Azure, Cursor AI, C++, Python, C#, SQL, Docker, Kubernetes, Microsoft PowerShell, REST APIs, Azure DevOps, Microsoft Azure Portal, Active Directory, Windows Authentication, SAML, OAuth
1mo
Save
Mark Applied
Hide
Java Developer
Washington, District of Columbia, United States
$90k-$150k/yr OnsiteFull Time
5+ YOESecret clearance (TS eligibility), bachelor’s in CS/IT or related, 5+ years Java (JDK8+) experience, Spring/Spring Boot, Hibernate/JPA, REST APIs, Eclipse, CI/CD, Microsoft stack and SQL Server familiarity.
Java (JDK 8 or higher), Spring, Spring Boot, Hibernate, JPA, RESTful APIs, Eclipse IDE, IntelliTrack, Entellitrak, CI/CD pipelines, Microsoft .NET Framework, C#, Visual Basic, Microsoft SQL Server 2017, T-SQL, Jaspersoft Studio, DevExpress, Git
3mo
Save
Mark Applied
Hide
Java/Full Stack Engineer
Arlington, Virginia, United States
OnsiteFull Time
3+ YOE3–7+ years in full stack development; Java/Spring; API/microservices; React/Angular/Vue; relational/noSQL DBs; SDLC/Agile; security practices.
Java, Spring, Spring Boot, Spring Cloud, REST, API, React, Angular, Vue.js, Hibernate, SQL, PostgreSQL, Oracle, SQL Server, NoSQL, Git, CI/CD
4d
Save
Mark Applied
Hide
Senior Java Developer w/ Angular
Woodlawn, Maryland, United States
$134k-$175k/yr OnsiteFull Time
10+ YOE10+ years with Java, Spring Boot, Angular, and React; extensive JEE and UI development; AWS/PostgreSQL cloud deployment; microservices, REST APIs, DevOps, testing, Agile, and technical leadership. Degree plus experience or 13+ years without degree.
Java, Angular, Spring Boot, REST APIs, Twelve-Factor App, microservices, SOAP, JAX-WS, Apache Axis, Web Services Description Language (WSDL), AngularJS, JavaScript, JSP, HTML, CSS, XML, AJAX, jQuery, Jenkins, Git, Bitbucket, Jira, Nexus, Maven, SonarQube, Fortify, UrbanCode Deploy, AWS, PostgreSQL, Azure, Google Cloud, containerization, JUnit, Mockito, PowerMock, Test Driven Development (TDD), Behavior-Driven Development (BDD), Cucumber, React, JEE, JAXP, JAXB, AXIS, JERSEY, JSON, CXF, LTPA, OAuth2/JWT, Struts, Spring Framework, Spring JDBC, JPA, Hibernate, DB2, Tomcat, WebSphere, Kafka, Artificial Intelligence (AI)
1mo
Save
Mark Applied
Hide
API LIFE CYCLE AUTOMATION DEVELOPER
United States or Washington
HybridFull Time
Develop automated API onboarding, lifecycle management, deployment automation, developer self-service; experience with API lifecycle, onboarding, developer portals, automation, REST APIs, IaC, CI/CD.
Jenkins, GitHub Actions, GitLab, Terraform, Ansible, Kubernetes, OpenShift, YAML, JSON, Python, Java, Git
3mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
Java Software Engineer Level 5
Aurora or Morrisville or Linthicum
$177k-$266k/yr OnsiteFull Time
12+ YOEActive Top-Secret/SCI clearance required; 12+ years software development experience (alternatively experience/degree combinations), 5+ years Java, RESTful APIs/microservices, Git workflows, Agile experience, strong OOP and SOLID skills.
Java, RESTful APIs, Git, GitHub, GitLab, Bitbucket, Linux, CI/CD, Docker
3w
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
Java Developer / OneStream, Associate (Part Time - Regular)
Rockville, Maryland, United States
$90k-$102k/yr HybridPart Time
3+ YOE3+ years Java experience with Spring Boot, REST APIs, JPA/Hibernate and SQL; experience with enterprise integrations, regulated federal environments, and Agile/SAFe; Bachelor’s degree or equivalent; ability to obtain Public Trust.
Java, Java 8, Java 11, Spring Boot, Spring MVC, Spring Data JPA, Spring Security, JPA/Hibernate, Oracle, SQL Server, PostgreSQL, MySQL, RESTful API, SOAP Web Services, JSON, XML, Kafka, RabbitMQ, JMS, Git, GitHub, GitLab, GitHub Actions, Jenkins, Maven, Gradle, Docker, Kubernetes, JUnit, Mockito, SonarQube, OneStream, ServiceNow, OAuth2, JWT
2mo
Save
Mark Applied
Hide
Full Stack Java Developer
Washington, District of Columbia, United States
$151k-$159k/yr OnsiteFull Time
8+ YOEActive Top-Secret clearance (SCI/Poly capability), Bachelor's in IT, 8+ years full‑stack experience. Strong Java/Spring/React skills, PostgreSQL/SQL, RESTful APIs, CI/CD, AWS, containerization, and Agile experience.
Java, Spring, Spring Boot, Spring Framework, Spring Security, Hibernate, React, TypeScript, JavaScript, CSS, PostgreSQL, SQL/PLSQL, RESTful APIs, Maven, Git, GitLab, AWS, S3, EC2, ECS, Aurora, CloudWatch, Keycloak, Kubernetes, Docker, Jira, Confluence, CI/CD, Model View Controller (MVC)
3mo
Save
Mark Applied
Hide
Cloud Java /GUI Developer
Annapolis Junction, Maryland, United States
OnsiteFull Time
8+ YOEBachelor's degree in computer engineering or related field; 8 years software engineering; 3+ years in SIGINT/IA/IT; TS/SCI with poly; GUI, Java, Python; cloud experience (AWS).
Java, Python, AWS, Linux, APIs, GUI development
1mo
Save
Mark Applied
Hide
API Developer/Data Engineer Managing Consultant-Fraud/AI
McLean or New York City or Arlington or United States
$130k-$216k/yr HybridFull Time
5+ YOEUS citizen able to obtain Public Trust,5+ years in data engineering/integration, proficiency in Python, Java/JS, .NET (C#), RESTful APIs, XML, SQL/SQL Server, GCP, data formats (JSON, Parquet), and experience leading technical teams.
Python, Java, JS, C#, .NET, RESTful API, XML, SQL Server, SQL, CSV, TXT, JSON, Parquet, GCP, Apigee, Kong, Azure API Management, AWS API Gateway, LexisNexis, Oracle Mantas, Actimize, Fircosoft, Oracle Mantas, World-Check, Dow Jones, Chainalysis, Elliptic, TRM Labs
2mo
Save
Mark Applied
Hide
Full Stack Java Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Tiber Technologies: Providing specialized engineering and security services for federal missions.
Strong Java development with Spring Boot, RESTful APIs, MongoDB, automated testing; US citizenship and active clearance with polygraph required; bachelor\u0002s degree in CS/Engineering; familiarity with full-stack, Kafka, Linux, and CI/CD preferred.
Java, Spring Boot, MongoDB, JavaScript, Vue.js, Kafka, Linux, CI/CD
6d
Save
Mark Applied
Hide
Lead Software Engineer - Java, Microservices, MuleSoft & API Development (Remote)
Baltimore, Maryland, United States
$115k-$229k/yr RemoteFull Time
8+ YOEBachelor's degree in a technical discipline or four additional years' relevant experience, plus 8+ years in software design and development, enterprise systems, technical leadership, and Agile delivery.
Java, Spring Framework, Spring Boot, Spring Cloud, Spring MVC, Spring Integration, Spring Batch, RESTful API, SOAP, Open API, Swagger, MuleSoft Anypoint Platform, DataWeave, Microsoft API Management (APIM), Apigee, OAuth 2.0, OpenID Connect, Microsoft Azure, AWS, Kubernetes, AKS, Docker, Oracle, PostgreSQL, SQL Server, MongoDB, Cassandra, Apache Kafka, Confluent Platform, Jenkins, Microsoft Azure DevOps, GitHub Actions, Maven, SonarQube, Artifactory, Postman, Newman, Rest Assured, TestNG, Cucumber, Splunk, ELK Stack, Kibana, Azure Monitor