Top Senior Java Developer Jobs

Lead design, develop, and maintain enterprise-grade Java full-stack web applications and distributed microservices. Translate requirements into technical designs, write production-quality code, deploy cloud-native services, ensure observability, and collaborate with product, architecture, and DevOps teams in an Agile environment.

Design and implement deep Windchill Java customizations (services, listeners, processors, TAM, JSP/HTML extensions), optimize performance, lead migrations, support upgrades and post-go-live operations, document architecture, and mentor junior engineers.

Lead technical design, development, testing, and incident response for scalable web applications. Provide technical leadership, mentor engineers, partner with cross-functional teams, translate requirements into maintainable designs, identify risks, and drive continuous improvement across platform architecture and operations.

Technical leader responsible for designing, developing, testing, and supporting scalable web applications and services. Mentor engineers, drive engineering best practices, participate in production support/on-call, and collaborate with stakeholders to deliver cloud-native, secure, and high-performance solutions using Java/Angular, APIs, containers, and AWS CI/CD.

Senior backend-focused engineer responsible for designing, building, and supporting high-scale Java/Spring Boot microservices, driving CI/CD and DevOps practices, mentoring teammates, implementing automated tests, troubleshooting performance issues, and contributing to pipeline automation and continuous improvement.

Lead architecture and implementation of device provisioning and lifecycle management services on GCP. Own APIs, scale Postgres/AlloyDB databases, integrate AI/LLM workflows (Anthropic Claude) for automation, mentor engineers, improve pipelines and tooling, and ensure high-availability, fault-tolerant designs.

Design, build, and maintain enterprise-grade full-stack financial applications. Develop front-end and back-end components, APIs, automated tests, and reusable UI components. Collaborate with product, UX, and cross-functional teams, optimize performance and scalability, support production releases, and mentor junior engineers.

The role involves developing and enhancing a margin calculation platform, resolving complex problems, and mentoring developers. Emphasis on collaboration and delivering robust software solutions within finance operations.

Design, build, test, and operate Java-based microservices for Enterprise Payments. Participate in Agile ceremonies, practice TDD and pair programming, implement CI/CD pipelines, ensure observability and production support, and follow clean-code and DevOps best practices to deliver reliable, scalable payment solutions.

Lead the development of a margin calculation engine, ensuring scalability and performance, while mentoring junior developers and driving technical standards.

This role involves designing and implementing scalable Java applications for margin calculations in finance, leading problem resolution, and mentoring developers.

Maintain and enhance backend order management and next‑gen trading platform components. Design, develop, optimize and test scalable low‑latency Java services, collaborate with product, architects and cross‑functional teams, ensure alignment with business goals, and mentor peers while following engineering best practices.

Build and maintain backend microservices and REST APIs in Java and Node.js. Develop cloud-native, containerized services on AWS/Kubernetes, use IaC and CI/CD, troubleshoot distributed systems, integrate SQL/NoSQL databases, participate in code reviews and sprint planning, and own production incident resolution and stakeholder communication.

The Sr Software Developer will design, develop, and mentor direct reports in software for the real estate industry, solving complex problems and ensuring product functionality and performance.

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.

Design and develop scalable software solutions, lead architecture discussions, troubleshoot issues, and mentor team members while applying best engineering practices.

Develop, test, and maintain complex front-end software components; translate requirements into working software; participate in design, code reviews, Agile teams, and troubleshooting; mentor junior staff and ensure accessibility and engineering best practices.

Design, code, test, and maintain web-based, data-driven Java applications. Translate requirements into technical designs, perform QA and performance tuning, troubleshoot and modify existing applications, provide technical leadership, and produce system documentation and operational guides.

Develop and maintain software applications, utilizing Java and Spring Boot, while collaborating with teams to deliver complex features and ensuring code quality through Git and testing practices.

The Staff Engineer will leverage over 5 years of experience in Java, JavaScript, and frameworks to develop robust solutions, mentor teammates, and enhance client outcomes while utilizing agile methodologies and cloud development tools.

Seeking a Staff Engineer with 5+ years in Java, focusing on mentoring teammates, solving client challenges, and conducting cloud development.

Design, build, and deliver scalable Java full-stack and microservices solutions for ETF platforms. Lead architecture, ensure security and quality (TDD/BDD), drive cloud-native modernization, support production stability, and apply DevOps, observability, and AI-assisted development to improve reliability and delivery.

On-site Mid/Senior backend developer to manage CI/CD/Kubernetes, develop CCDI backend services, handle database integration/migration (PG, Oracle, MongoDB, Redis), implement Kafka event streaming, support Informatica/EAI migrations, provide production on-call support, perform system monitoring, incident response, and code review. Bilingual Korean/English required.

Design, build, and maintain scalable, highly available backend services in Java. Own backend architecture, optimize performance, develop APIs and integrations, support production, conduct code reviews, and contribute to AI engineering tools and infrastructure.

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.