Top Java Developer Jobs in Jacksonville, FL

Develop and support full-stack cloud applications using Java, Spring Boot, REST APIs, microservices, MongoDB, Kafka, and secure authentication technologies. Design and deliver scalable distributed systems, implement automated CI/CD pipelines, practice paired programming and test-driven development, write comprehensive unit tests, and contribute to Agile planning, design, retrospectives, knowledge sharing, and production support.

Develop and maintain Java applications, RESTful services, and Angular frontends using Spring Boot and NgRx. Deploy applications to cloud platforms, practice TDD, manage CI/CD with Jenkins, and work with Oracle and PostgreSQL databases. Participate in agile processes, collaborate with cross-functional teams, mentor engineers, and independently lead technical initiatives and feature delivery.

Develop and maintain scalable Java backend systems using Spring Boot and microservices architecture. Collaborate with customer teams, review specifications, write clean code, participate in code reviews, document solutions, and troubleshoot and optimize backend performance, reliability, and security. The role also contributes technical expertise to training next-generation AI systems, though prior AI experience is not required.

Develop and maintain scalable full-stack applications using Java Spring Boot and React. Build REST APIs, integrate warehouse and logistics systems, and work with Apache Kafka event streams. Support legacy application modernization, distributed systems, microservices, relational databases, production troubleshooting, performance improvements, testing, code reviews, and cross-functional technical collaboration.

Lead design and delivery of scalable, resilient distributed systems. Act as technical authority across teams, mentor engineers, drive architecture and CI/CD best practices, troubleshoot production issues, optimize performance, and enhance observability while writing production-grade Java.

Develop, test, maintain, and support secure, scalable full-stack Java applications with Angular user interfaces. Write complex code and SQL, create technical designs and documentation, conduct code and design reviews, and ensure compliance with security, audit, regulatory, and SDLC requirements. Collaborate with architects and business partners in an Agile/Scrum environment, lead project delivery, mentor globally distributed junior engineers, and participate in on-call support.

Leads a team of software engineers building and operating scalable AWS cloud-native applications. Establishes architecture and technical direction across Java, Spring Boot microservices, OpenSearch, CI/CD, observability, and AWS infrastructure. Drives modernization, scalability, security, reliability, performance, and DevOps automation. Mentors engineers, supports incident resolution, improves development processes, and owns delivery of business-critical solutions.

Lead the architecture and modernization of a complex enterprise SaaS platform while remaining hands-on with critical software design and development. Define technical direction, improve scalability, reliability, security, performance, and maintainability, and guide design and code reviews. Partner across engineering and product teams, resolve complex technical challenges, establish engineering standards, mentor engineers, and translate architectural strategy into practical delivery.

The role involves utilizing programming skills in Java and JavaScript frameworks, leading teams, and solving complex client challenges while using modern development tools and agile methodologies.

Develop, analyze, design, test, and implement enterprise Java/J2EE web applications and REST services. Support SDLC activities, mentor junior analysts, ensure code quality and security, work with microservices and databases, and collaborate with stakeholders to deliver reliable production applications.

Develop secure, scalable Java applications within an agile engineering team. Provide technical guidance, review and debug production code, influence application design and technical processes, and serve as a subject matter expert. Lead adoption of AI-assisted development tools with validation for security, performance, and correctness. Apply SDLC, CI/CD, resiliency, security, and Kubernetes expertise while supporting containerized applications and collaborating with technical teams, contractors, and vendors.

Design, develop, and maintain high-performance, secure Java backend services and APIs. Ensure reliability, scalability, and cost-efficiency across microservices, databases, messaging systems, and capacity planning. Troubleshoot, profile, benchmark, and optimize systems (including ML applications) and collaborate with Kazakhstan stakeholders.

Design, develop, test, deploy, and maintain scalable Java backend applications using Spring Boot and microservices. Build RESTful and SOAP integrations, optimize performance and reliability, implement security controls, and develop relational and NoSQL database solutions. Collaborate with architects, product owners, and frontend teams; participate in design reviews and architectural decisions; troubleshoot production issues; and uphold DevOps, CI/CD, coding, and Agile practices. Mentor junior developers and guide technical discussions across enterprise development teams.

Investigate and resolve data-quality issues in large-scale distributed systems. Design Java-based repair pipelines and idempotent correction jobs for high-volume datasets, debug existing code, use AWS services for queue-driven and batch workflows, optimize performance and concurrency, and communicate technical findings and risks to stakeholders.

As a Senior Developer, you will modernize COBOL systems to Java, enhancing functionality and performance while collaborating with stakeholders and ensuring coding standards are met.

Designs, implements, and runs Java Spring Boot microservices and REST APIs; leads design, CI/CD, TDD, performance tuning, security, and cross-product collaboration. Coaches teams and owns product KPIs and production support.

Design and develop web-based applications using Java/J2EE, JSF, Spring, Servlets, XML and web services (SOAP/REST). Work with SQL/PLSQL, HTML, JavaScript and JDeveloper within SDLC and Agile processes. Contract role based in Jacksonville, FL.

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 maintain ATG/Java/J2EE applications, integrate REST/XML services, build front-end features with JavaScript frameworks, work with WebLogic and Oracle DB, and follow full SDLC. Collaborate across teams, troubleshoot complex issues, and use AWS, microservices, and messaging (RabbitMQ).

Senior Java developer responsible for designing and building Java/J2EE web applications and APIs. Requires OOA/OOD, distributed systems, data structures, design patterns, agile/TDD, front-end frameworks, Spring/Hibernate, SOA/Web Services, CI/CD and automation tools, and experience with core business logic and frameworks.

Design, build, and support cloud-native full stack or backend Java products using TDD, CI/CD, microservices and event-driven patterns. Collaborate with product teams, provide production support, implement monitoring and ensure secure, performant systems.

Design, develop, and optimize low-latency, high-throughput Java backend services and RESTful microservices for payments. Deploy and scale on OpenShift/Kubernetes and AWS, integrate with MongoDB and other datastores, improve performance, observability, and fault tolerance, and mentor peers while driving architectural best practices.

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