Top Senior Java Developer Jobs in Washington, DC

Lead design, development, testing, integration and deployment of Java/J2EE applications. Produce technical artifacts, mentor team members, enforce standards, estimate work, and drive release and implementation activities to ensure high-quality delivery.

Senior full-stack developer responsible for designing and implementing Java/Spring back-end APIs, React/TypeScript front-ends, and normalized PostgreSQL schemas. Duties include data migration, CI/CD and deployments, ensuring security and 508 accessibility, supporting lifecycle phases, and using AWS, Keycloak, Kubernetes, Docker, and Atlassian tools. Requires strong documentation, Agile experience, and 7+ years of experience.

Senior Java Developer responsible for full SDLC: design, develop, test and deploy Java/J2EE web applications using Spring/Hibernate, messaging (MQ), RDBMS (Oracle/SQL Server/MySQL), and front-end frameworks (Angular/Bootstrap). Collaborate in Agile teams, perform code-level implementation, unit testing, and production support.

Senior Java developer responsible for designing and implementing distributed, real-time web applications. Work includes OOA/OOD, backend Java/J2EE, Spring/Hibernate, SOA/web services, APIs, relational databases, messaging systems, and automated build/test pipelines. Collaborate in Agile/TDD teams, implement rich UIs, and support deployment on Unix/Windows environments. Preferred experience with Cassandra, RabbitMQ, Pivotal Cloud Foundry, and Spring Boot.

Develop and maintain ATG/Java J2EE applications across the full SDLC. Build and integrate REST/XML web services, back-end frameworks (Spring, Hibernate), WebLogic/Oracle DB, front-end components (jQuery/AngularJS), and microservices with RabbitMQ. Collaborate with stakeholders, troubleshoot issues, and contribute to deployment on AWS; occasional iOS/Swift work expected.

Senior Java Developer on an agile team to design, develop, test, and deploy enterprise-grade Java/J2EE web applications. Ensure performance, security, scalability, maintain documentation, review requirements, propose solutions, and improve SDLC through TDD, CI/CD automation, code reviews, and collaboration with architects and stakeholders.

Lead modernization and migration of legacy Struts 1 applications to modern Java platforms. Design, develop, and maintain scalable Java 21 applications using Spring 6 and REST APIs, troubleshoot production issues, participate in code reviews, and collaborate with cross-functional teams to deliver high-quality software.

Design and implement large-scale data applications using Java, Spark, and MapReduce within Cloudera/Hadoop ecosystems. Integrate Hive, Impala, YARN, and Kafka, perform data analysis, write tests (JUnit), use scripting, and manage global technology teams following industry best practices.

Design, develop, and maintain high-performance Java microservices using Spring Boot. Implement threading/concurrency, fault tolerance (Hystrix/circuit breakers), observability (SLI/SLO), event-driven solutions with Kafka, and deploy on Kubernetes/AWS. Mentor junior developers and collaborate with cross-functional teams.

Senior Java developer responsible for designing and building enterprise applications and REST APIs using Core Java, Spring Boot microservices, Spring/Hibernate. Must deliver high-availability, secure, multithreaded systems, work with Oracle PL/SQL, follow agile practices, and collaborate with distributed teams and business users.

Senior Java developer responsible for building enterprise, high-availability REST APIs and Spring Boot microservices. Requires strong Core Java, multithreading, OOP and architectural skills, Spring/Hibernate, Oracle PL/SQL, security practices, Agile experience, and effective communication for collaboration with global teams.

Develop and migrate legacy IBM DataPower MQ and SOAP integrations to cloud-native Spring Boot microservices. Build RESTful APIs, implement security (OAuth2/JWT), integrate Kafka and IBM MQ, write tests, optimize performance, and collaborate with architects, DevOps, and QA during deployment and troubleshooting.

Senior Java Big Data Developer to design and build Big Data applications on Cloudera/Hadoop using Java and Spark/MapReduce. Work with Hive, Impala, YARN, Kafka; perform data analysis, unit testing, and scripting. Lead/manage global technology teams and follow industry practices and standards.

Design, develop, and maintain web applications and RESTful APIs using Java/Spring Boot. Develop and maintain PL/SQL stored procedures and Oracle database logic. Participate across the SDLC, troubleshoot backend and database issues, collaborate with cross-functional teams, and improve development processes and tooling.

Lead architecture and delivery of large-scale Java microservices. Define standards, mentor teams, design RESTful and event-driven systems, ensure scalability, resiliency, CI/CD, observability, and data governance while collaborating with stakeholders and managing technical risk.

Lead architecture and delivery of Java-based microservices, define standards, mentor engineers, collaborate with stakeholders on technology roadmap, ensure scalability, resilience, monitoring, CI/CD, and data governance for large-scale production systems.

Design, develop, and maintain web applications using Java/Spring Boot backends and Angular frontends. Build RESTful APIs, write clean maintainable code, participate across the SDLC, collaborate with cross-functional teams, troubleshoot full-stack issues, and help improve development processes and tools.

Reverse-engineer TIBCO BW/MFT processes to extract business logic, then design and implement a modular Java/Spring Boot microservices replacement. Migrate protocols to Kafka/RabbitMQ/REST, translate XML transformations, ensure data persistence and consistency, and validate performance to meet existing SLAs.

Lead architecture and delivery of Java-based microservices at scale. Define standards, mentor teams, drive CI/CD and observability, ensure resilience, performance, and data governance while collaborating with stakeholders and managing technical risk.

Design, develop, and maintain scalable Java/Spring Boot backends and Angular frontends. Build microservices, REST APIs, event-driven solutions with Kafka, implement fault tolerance (Hystrix/circuit breakers), observability (SLI/SLO), and deploy on Kubernetes/AWS. Collaborate cross-functionally, mentor junior developers, and ensure system reliability and performance.

Design, develop, and maintain full-stack web applications using Java/Spring Boot backends and Angular frontends. Build RESTful APIs, write clean code, collaborate with cross-functional teams, troubleshoot issues, and participate across the SDLC.

Develop and architect enterprise Java applications using Core Java, multithreading, Spring Boot microservices, REST APIs, Hibernate, and Oracle PL/SQL. Ensure security, high availability, and collaborate in Agile with global teams and business stakeholders.

Analyze legacy TIBCO BusinessWorks/MFT processes to extract business logic, design and build a decoupled Java/Spring Boot microservices platform, migrate protocols to Kafka/RabbitMQ/REST, translate XML-heavy transformations to modern formats, and validate performance and SLAs to match legacy throughput.

Design, build, and maintain Java/J2EE multi-layer applications and APIs. Collaborate with architects and DevOps to implement CI/CD, code quality, testing, and database solutions (DB2/Oracle, PL/SQL). Support cross-team delivery, resolve technical roadblocks, and drive process improvements in an asset management/financial services context.

Lead reverse-engineering of TIBCO BW/MFT processes, document business rules, and reimplement them as modular Java/Spring Boot microservices. Migrate protocols to Kafka/RabbitMQ/REST, ensure data consistency, and perform performance testing to match legacy SLAs.