Top Senior Java Developer Jobs in Boston, MA

Design, build, and maintain cloud-native microservices and scalable search/data ingestion systems. Lead architecture, optimize database performance, implement event-driven solutions, mentor engineers, and collaborate across product teams to deliver reliable, production-ready cybersecurity platform features.

Lead Software Engineer responsible for designing, developing, testing, and maintaining a distributed processing application using Python and Java. Collaborate with product owners, data coaches, analysts, DBAs, and Agile teams to meet backend/frontend requirements, implement cloud and big-data solutions (Spark/Hadoop), and ensure program standards and reliable delivery.

Develop, test, and maintain a complex distributed processing application using Python and Java. Collaborate with product owners, data coaches, analysts, DBAs, and Agile teams to meet backend/frontend requirements. Work with distributed workloads (Spark/Hadoop), SQL/Snowflake, AWS, shell scripting, and job scheduling/process automation. Support delivery under Agile/SAFe practices and ensure alignment with program standards.

Design, develop, and maintain web-based UI and REST middleware for federal health IT systems. Participate in Agile/SAFe ceremonies, write design documents, implement features, resolve bugs, and support CI/CD pipelines while collaborating with product, QA, and stakeholders.

Lead backend architecture and implementation for Java Spring microservices, validate and own AI-assisted code, mentor engineers, collaborate with product to deliver features, and drive technical excellence and scalable, test-covered systems.

Develop and deliver enterprise software for centralized management of hyper-converged datacenter products. Collaborate with architects, product management, QA, and system test in an Agile/Scrum environment. Implement Java and Python components, REST APIs, and integrate with VMware and datacenter automation tools.

Seeking a senior Java developer with 5+ years building J2EE/web applications, distributed and real-time systems. Responsibilities include OOA/OOD, implementing core business logic, APIs and frameworks, web UIs (AngularJS/jQuery/HTML5/Swing/JavaFX), application frameworks (Spring/Hibernate/JSF/Struts), SOA/Web Services integration, working on Unix/Linux/Windows, and using build/deploy/test automation tools (Ant/Maven/Jenkins/Chef/JUnit/Selenium). Preferred: Cassandra, RabbitMQ, Pivotal Cloud Foundry, Spring Boot.

Senior Java developer responsible for designing, developing, testing and maintaining Java/J2EE web applications using Spring, Hibernate, JMS and frontend frameworks (Angular/Bootstrap). Participate in SDLC activities, Agile/Scrum rituals, database design and query optimization, CI/build scripts, and use enterprise app servers and tools for deployment and testing.

Develop and maintain ATG/Java J2EE applications and services. Implement XML/HTTP and RESTful APIs, front-end components (jQuery/AngularJS), and backend frameworks (Struts, Spring, Hibernate). Work with WebLogic, Oracle DB, JDBC/PLSQL, AWS, microservices, and RabbitMQ. Participate in full SDLC, collaborate with stakeholders, troubleshoot complex issues, and support iOS/Swift development as needed.

The Senior Back End Software Developer will design and develop cloud notebook applications, focusing on back-end systems while collaborating on features and implementing secure interfaces and services.

Design, build, and maintain scalable J2EE business applications. Implement features, fix bugs, participate in code reviews, automate tests, optimize performance, and produce documentation.

Lead backend Java development and architecture for enterprise applications. Design and deliver scalable, resilient microservices and APIs, mentor developers, lead technical decisions, support production incidents, and implement CI/CD and cloud-native solutions on AWS.

Senior front-end developer building complex, interactive web applications using advanced JavaScript, HTML5, and CSS3. Collaborate with UX, product, and backend (Ruby/Java) teams to design reusable components, enforce client-side business logic, write unit tests, and improve product and processes in an Agile environment.

Develops high-quality, maintainable Java software with a small team. Provides guidance to client teams on modern software development practices and scalable application design. Uses test-driven development, collaborates on digital solutions, and participates in ongoing training and professional development.

Design, develop, and maintain Java-based backend services and APIs for KeeperApp. Own backend components, optimize MySQL schemas/queries, ensure performance and reliability, apply secure coding practices, participate in code reviews, and collaborate with product and engineering teams to deliver features iteratively.

Lead design, development, testing, and maintenance of enterprise Java microservices and front-end applications. Build APIs, CI/CD pipelines, and containerized deployments; troubleshoot production, ensure security/compliance, mentor junior developers, and collaborate within Agile teams.

Build and deliver backend enterprise web applications for Citi's Integrated Digital Assets Platform using Java/Spring and web3 technologies. Collaborate with distributed teams, follow best practices and design patterns, write technical documentation, resolve issues, and ensure scalability, reliability, and performance.

Design, build, and maintain secure, high-performance RESTful APIs and microservices using Java and Spring Boot. Collaborate with cross-functional teams, implement API security (OAuth2/JWT/OpenID Connect), optimize databases, integrate messaging systems, write unit/integration/API tests, participate in code reviews and architecture decisions, troubleshoot production issues, and contribute to CI/CD and DevSecOps practices.

Design, build, and maintain scalable enterprise full-stack applications using Java, Spring Boot, microservices, and modern front-end frameworks. Implement cloud-based solutions on AWS, contribute to CI/CD and DevOps automation, optimize performance and security, and integrate AI-driven capabilities using Python and orchestration tools like LangChain and LangGraph.

Designs and delivers web-services-based solutions on the Java platform for complex systems (identity, access, ecommerce, subscription). Performs system analysis, coding, unit/integration testing, documentation, and adheres to standards for security, accessibility, and performance. Works in cross-functional Agile teams, decomposes requirements, estimates tasks, and participates in architecture and design reviews.

Lead and mentor on-shore/off-shore Java development teams to design, develop, test, debug, and deploy complex web applications and services. Drive technical reviews, estimates, best-practices, and incident resolution; collaborate with business sponsors and clients; write unit tests; ensure database and performance/security considerations are addressed.

Senior back-end Java developer responsible for designing, developing, testing, deploying, and maintaining scalable web platform services. Responsibilities include RESTful API design, migrating legacy systems, mentoring team members, evaluating new technologies, and collaborating with product management.

Senior Java Developer focused on front-end UI development. Build highly interactive user interfaces using JavaScript, HTML5, CSS3 and jQuery. Spend majority of time on client-side features and some backend work with Java/JSP. Collaborate with product and design teams, solve complex problems, evolve architecture, and deliver features on schedule.

Design and implement Java-based enterprise application features across the full SDLC. Collaborate with architects and stakeholders, participate in Agile/Scrum, perform code reviews, troubleshoot production issues, and mentor delivery team members.

Design and develop back-end microservices and REST APIs for connected devices, web and mobile apps; collaborate with front-end/mobile teams; optimize system performance; build CI/unit test automation; document APIs; follow Agile/Scrum processes and cloud-based distributed scaling.