4,418 java api engineer jobs at 1,373 companies in United States
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JAVA API
Charlotte, North Carolina, United States
$100k-$110k/yr OnsiteFull Time
7+ YOE2+ MgmtRequires 7+ years of software engineering experience, including 2+ years as a technical lead, with Java, Spring Boot, backend architecture, APIs, databases, cloud, testing, and team leadership.
Java, Java 17, Java 21, Spring Boot, REST APIs, Microservices, Kafka, SQL Server, Oracle, GraphQL, GitLab CI/CD, Kubernetes, AWS, SQL, NoSQL, Docker, OpenShift, React, JavaScript, JUnit, Mockito, PowerMock, Sonar, Fortify, Web Inspect
3mo
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Senior Java API Developer
Pittsburgh or Cleveland or Dallas
$71k-$157k/yr OnsiteFull Time
6+ YOE6+ years Java/Spring Boot/API development experience; REST/SOAP, microservices, OpenShift/Kubernetes, CI/CD (GitHub, Jenkins, uDeploy), Kafka, MongoDB, Oracle/SQL Server, Node.js/Angular knowledge; strong communication and security-aware coding.
Java, Spring Boot, REST, XML, JSON, Swagger, OpenShift, Kubernetes, Apache Kafka, MongoDB, GitHub, Jenkins, uDeploy, GIT, Node JS, Angular 8+, Oracle, SQL Server, Spring Security
1mo
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Sr Java API Developer - New York
New York, New York, United States
$40k-$140k/yr OnsiteFull Time
5+ YOE5+ years Java backend experience, proficiency with Java 11/17, Spring ecosystem, RESTful APIs, relational and NoSQL databases, API security, CI/CD, and testing frameworks.
Java 11, Java 17, Spring Boot, Spring MVC, Spring Data JPA, Spring Security, Hibernate, REST, OpenAPI/Swagger, JSON, GraphQL, PostgreSQL, MySQL, Oracle, MongoDB, Cassandra, Apache Kafka, RabbitMQ, Maven, Gradle, JUnit, Mockito, REST Assured, Jenkins, GitHub Actions, GitLab CI, Microsoft Azure DevOps, Docker, Kubernetes, Git, Redis, Hazelcast, Prometheus, Grafana, ELK Stack, Splunk
1w
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Senior Java API Integration Engineer
Buffalo, New York, United States
$81k-$136k/yr HybridFull Time
Requires Java and Spring Boot, REST/SOAP APIs, JSON, WSDL, OpenAPI/Swagger, OAuth 2.0, TLS/mTLS, SQL, API gateways, webhooks, and banking or payment-services experience.
Java, Spring Boot, REST, SOAP, JSON, WSDL, OpenAPI, Swagger, OAuth 2.0, TLS, mTLS, SQL, Fiserv PEP+ Direct, z/OS, DB2 for z/OS, API gateways, webhooks
1w
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Senior Java API Integration Engineer
Buffalo, New York, United States
$81k-$136k/yr HybridFull Time
Requires Java and Spring Boot, banking or payment API integration, REST/SOAP, JSON, WSDL, OpenAPI/Swagger, OAuth 2.0, TLS/mTLS, SQL, API gateways, webhooks, and financial-services experience.
Java, Spring Boot, REST, SOAP, JSON, WSDL, OpenAPI, Swagger, OAuth 2.0, TLS, mTLS, SQL, Fiserv PEP+ Direct, z/OS, DB2 for z/OS, API gateways, webhooks
1w
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Senior Java API Integration Engineer
Buffalo, New York, United States
$81k-$136k/yr HybridFull Time
Requires Java and Spring Boot development, banking or payment API integration, REST/SOAP, JSON, WSDL, OpenAPI/Swagger, OAuth 2.0, TLS/mTLS, SQL, secure authentication, and financial-services experience.
Java, Spring Boot, Fiserv PEP+ Direct APIs, REST, SOAP, JSON, WSDL, OpenAPI, Swagger, API gateways, OAuth 2.0, TLS, mTLS, DB2 for z/OS, z/OS, SQL, webhooks
1w
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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
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API Engineer
Scott Air Force Base, Illinois, United States
$87k-$198k/yr HybridFull Time
Experienced backend/platform engineer designing, deploying, and operating enterprise API platforms; Java or Python; Docker, Helm, Kubernetes, GitOps; API gateways and cloud (AWS/Azure/GCP); Secret clearance; HS diploma or GED.
Java, Python, Apigee, Gravitee, Kong, AWS API Gateway, Mulesoft, Docker, Helm, Kubernetes, GitOps, HTTP, gRPC, WebSockets, AWS, Azure, GCP, Git, Jenkins, JIRA, Confluence, Nexus, Bitbucket, SQL, Node.js, Groovy, Scala, Spring Cloud, Spring Core, Spring Boot, Spring Data, Kafka, RabbitMQ
1mo
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API Engineer
Scott Air Force Base, Illinois, United States
$87k-$198k/yr OnsiteFull Time
Experience designing and operating scalable API platforms, back-end engineering with Java or Python, DevOps and Kubernetes experience, familiarity with cloud providers, ability to obtain Security+ and hold Secret clearance.
Java, Python, Apigee, Gravitee, Kong, AWS API Gateway, MuleSoft, Docker, Helm, Kubernetes, GitOps, HTTP, gRPC, WebSockets, AWS, Azure, GCP, Git, Jenkins, Jira, Confluence, Nexus, Bitbucket, SQL, Node.js, Groovy, Scala, Spring Cloud, Spring Core, Spring-Boot, Spring Data, Kafka, RabbitMQ
1mo
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Senior API Developer
Tacoma, Washington, United States
$100k-$160k/yr OnsiteFull Time
7+ YOE7+ years API development experience, strong API design and security knowledge, proficiency with Java/Python/JavaScript and frameworks, CI/CD and testing experience, DoD clearance preferred.
Java, Python, JavaScript, Spring, Flask, Node.js, OAuth 2.0, JWT
2mo
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API Engineer, Mid-level
Charleston or United States
OnsiteFull Time
3+ YOEHS diploma, 3+ years backend/platform engineering with Java or Python, API platform experience (Apigee, Kong, AWS API Gateway, MuleSoft, etc.), 1+ year DevOps with Docker/Helm/Kubernetes/GitOps, cloud and API security experience, and ability to obtain DoD Secret clearance.
Java, Python, Apigee, Gravitee, Kong, AWS API Gateway, MuleSoft, Docker, Helm, Kubernetes, GitOps, OAuth, JWT, CI/CD, HTTP, gRPC, WebSockets, AWS, Azure, GCP, Git, Jenkins, JIRA, Confluence, Nexus, Bitbucket, SQL, Node.js, Groovy, Scala, Spring Cloud, Spring Core, Spring Boot, Spring Data, Kafka, RabbitMQ
1mo
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Senior API Developer
Maryland, United States
OnsiteFull Time
5+ YOE5+ years experience building REST APIs with Java, Spring Boot, Postgres; familiarity with AWS, containers, CI/CD, and healthcare FHIR preferred.
Java, Postgres SQL, Spring Boot, AWS Cloud, Microservices, Argo/CD, EKS Containers, Tekton pipelines, FHIR, ReactJS, NextJS
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
1mo
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Principal Engineer API Platform
Minnesota or New York or Texas or Illinois
$144k-$288k/yr RemoteFull Time
10+ YOE3+ Mgmt10+ years software engineering with enterprise API design, API security (OAuth2/OIDC/mTLS), API gateways, cloud platforms, Java/Node.js, and experience shaping technical direction across teams.
OAuth 2.0, OIDC, mTLS, Apigee, Kong, Azure APIM, JavaScript, TypeScript, Node.js, React, Java, Spring Boot, GCP, AWS, Azure, GraphQL, Kafka, FHIR, HL7, MCP, CI/CD, LLM
1w
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API Developer
United States
$100k-$140k/yr RemoteFull Time
5+ YOEBachelor's degree in a technical discipline and 5 years of relevant experience required. Requires U.S. citizenship and ability to obtain Public Trust clearance; advanced AWS, Git, Java REST, Spring Boot, and SQL skills.
REST, GraphQL, Java, Python, Amazon Web Services (AWS), Git, Spring Boot, SQL, Docker, Helm, Kubernetes, Ruby
2d
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Control Plane / Portal / API Engineer
San Jose or Austin
$145k-$260k/yr RemoteFull Time
3+ YOERequires 3+ years building backend services, control planes, or web platforms; strong Go, Java, or Python backend engineering, API design, and distributed systems experience. Senior roles require 6+ years.
Go, Java, Python, React, Vue, OAuth, OIDC
3w
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Engineer III - API Office
Tempe or St. Louis
HybridFull Time
5+ YOERequires 5+ years developing scalable applications, APIs, integrations, and web services; proficiency with Java, Spring Boot, Python, Node.js, Docker, Kubernetes, Azure, OAS, OAuth 2.0, OpenID Connect, and CI/CD.
Java, Spring Boot, Python, Node.js, Docker, Kubernetes, Microsoft Azure, OpenAPI Specification (OAS), OAuth 2.0, OpenID Connect, GitHub Actions, Rust, MuleSoft Anypoint Platform
2mo
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API / Integration Engineer - AI Reliability Engineering
United States
$119k-$131k/yr RemoteFull Time
3+ YOEBachelor's+5 years or Master's+3 years experience building API integrations, proficiency in Python/Java, RESTful and event-driven architectures, SQL, CI/CD, container deployment, cloud platforms; U.S. citizenship and Secret clearance required.
Python, Java, RESTful API, SQL, Docker, CI/CD, AWS, Azure, GCP, Oracle E-Business Suite, IFS, SAP, Kafka, Snowflake, Palantir Foundry
3d
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Windchill API Developer
Mountain View, California, United States
$90k-$110k/yr RemoteFull Time
5+ YOEBachelor’s degree and 5+ years of PLM integration experience focused on Windchill. Requires Info*Engine, Windchill Java API, ERP, middleware, SQL, REST, SOAP, troubleshooting, and communication skills.
Info*Engine, Windchill Java API, SAP, Oracle, MuleSoft, Boomi, OIC, SAP CPI, SQL, REST, SOAP, ThingWorx, Kafka
2mo
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API Developer/Programmer
Aberdeen Proving Ground, Maryland, United States
$90k-$150k/yr OnsiteFull Time
2+ YOEBachelor's degree in a technical field and 2+ years experience. Experience with web/API development, MongoDB, PostgreSQL, Microsoft Azure, Keycloak, Java, cloud/containerization, information systems security, and Agile.
MongoDB, PostgreSQL, Microsoft Azure, Keycloak, Java
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