Top Java Developer Jobs in Boston, MA

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, develop and implement J2EE applications using Webservices, Spring MVC, iBatis/Hibernate and JavaScript/HTML5. Gather requirements in client-facing roles for US financial services, act as single point of contact, participate in SDLC, design and architecture reviews, and support development and maintenance across global delivery teams. Domain experience in agency management, billing, NB and underwriting required.

Design, develop, and implement J2EE applications for US financial services clients. Build web services using Spring MVC, iBatis/Hibernate, and JavaScript/HTML5. Perform requirements analysis in client-facing role, serve as single point of contact, participate in SDLC, project lifecycle, design and architecture reviews, and work in a global delivery environment with insurance/financial domain expertise.

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.

Develop, maintain, and optimize backend services and APIs for a scalable healthcare platform using Node.js, Java, or .NET. Integrate third-party services, ensure performance, reliability, and security, collaborate with cross-functional teams, participate in code reviews, and work in an Agile environment to deliver high-quality server-side applications.

Design, build, and maintain scalable Java Spring Boot microservices and REST APIs. Deploy and operate cloud-native applications on GCP, implement CI/CD, optimize performance and databases, ensure security and reliability, collaborate with cross-functional teams, and troubleshoot production issues.

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.

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.

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.

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.

Design and build Java/J2EE solutions using Spring and APIs; develop webservices, DB schemas, PL/SQL and transactional SQL in DB2/Oracle; collaborate with architects, developers and DevOps to implement CI/CD (Jenkins, uDeploy), ensure code quality (Sonar), perform code reviews and testing, resolve technical roadblocks, and drive process improvements. Requires strong communication and teamwork.

Lead design and delivery of microservices-based backend systems, define architecture and standards, mentor engineers, drive cloud-native CI/CD and observability, ensure scalability, resilience, data strategy, and align technical solutions with business goals.

Design, develop, and modernize software by translating legacy mainframe code (COBOL/ASM/JCL/Copybooks) into Java microservices. Support UI integration, relational and hierarchical databases, batch and real-time processing, CI/CD, cloud-native and ZT/ICAM integration, and use AI/ML tools to assist translation and optimization. Work supports pre-production, testing, and integration activities.

We seek a Full-Stack Developer with Java expertise and AWS experience to design and develop web applications and services, focusing on UX and cloud deployment.

Seeking a Full Stack Developer with 7+ years of Java and web application experience, expertise in AWS and strong development skills in UI and web services.

Develop and maintain core Elasticsearch infrastructure and shared platform features. Design scalable APIs, solve performance and concurrency issues, improve observability and CI/CD, automate developer workflows, lead cross-team projects, support complex operational investigations, and use AI to accelerate development and debugging.

Design, build, and improve Elasticsearch distributed-systems components for scalable, concurrent, and consistent indexing. Maintain cluster coordination for performance and resilience, push system scale limits, investigate performance and concurrency issues, support operations/support engineers, and lead projects involving multiple engineers from design through delivery.

The role involves improving Elasticsearch's distributed components, maintaining cluster coordination systems, and addressing complex issues to optimize performance and scalability.