Top Senior Java Developer Jobs in Seattle, WA

Design, develop, test, and deploy Java/J2EE applications and integrations. Lead implementation planning, gather and specify requirements, mentor junior developers, resolve defects, support production (on-call), and ensure database and SOX-compliant process documentation.

The Lead Java Developer will be responsible for leading agile teams, developing Java applications from scratch, and utilizing Docker for deployment. Must drive collaboration between onshore and offshore teams.

Looking for an experienced Java Developer with expertise in Spring, SOAP/REST services, JAXB, OSGI, Oracle, and Hibernate. Position available as contract or full-time.

Seeking a Java Developer with expertise in Microservices, Spring Boot, and RESTful services, with a focus on API-first methodology and relevant technologies.

The Lead Full Stack Java Developer will build enterprise applications, enhance backend and UI systems, coordinate with offshore teams, and ensure agile practices.

The Senior Staff Engineer at GEICO will lead technical strategy, develop software solutions, mentor engineers, and collaborate with teams to innovate and enhance systems.

The Senior Full Stack Java Developer will design and maintain enterprise applications using Java and modern front-end technologies while collaborating in Agile teams and mentoring junior developers.

The role involves building backend services for advisor productivity, integrating data sources, designing APIs, and contributing to both backend and frontend development in a greenfield project.

The Senior Staff Engineer will lead API-first design, modernize systems, mentor teams, and enhance service quality. Requires expertise in full-stack development and various cloud platforms.

Architect and develop Java software for automated instruments, focusing on hardware integration, database management, and fostering technical leadership to optimize R&D efforts.

As a Senior Full Stack Engineer, you'll design, build, and support robust platform solutions while integrating front-end components with back-end systems, managing CI/CD pipelines, and automating infrastructure.

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 large scale applications using Java, Python, and Hadoop. Oversee full life cycle development with significant experience.

Lead design and delivery of scalable, fault-tolerant Java-based microservice solutions. Own full lifecycle, implement messaging/GraphQL APIs and streaming (Kafka), containerize with Docker/Kubernetes, apply CI/CD and performance testing, mentor engineers, and drive monitoring, security, and architectural best practices across teams.

The Senior Java Developer will design, architect, and improve application software, leading technical solutions and mentoring team members in complex projects.

The Senior Java Developer will design, develop, and implement custom software solutions in Agile teams, mentor juniors, and ensure product quality.

The Senior Software Engineer will develop rich media applications using Java and Spring, focusing on REST services and Google Cloud. Experience in object-oriented design, iOS/Android support, and high-performance internet applications is required.

The role involves architecture, design, and development of Java-based systems, overseeing projects, and advising clients. Extensive experience in Java development is essential.

The Sr Staff Software Engineer will drive technical strategy, design scalable systems, lead engineering activities, and mentor teams while managing platform improvements and integrations.

Optimize and scale blockchain node performance, design and implement core system plugins, collaborate with cross-functional teams, conduct performance testing and debugging, and stay current on blockchain and distributed systems technologies to maintain reliable infrastructure.

Develop and maintain Java backend services for enterprise blockchain applications, integrate APIs with React/Vue frontends, design scalable blockchain solutions, troubleshoot complex backend issues, and collaborate with the team to apply best practices and stay current with blockchain trends.

Design, develop and operate microservice-based components for a derivatives exchange platform. Collaborate with product, security and DevOps teams to build scalable, secure back-end systems with automated testing, CI/CD, and rapid deployment. Participate in code audits, testing, release, and cross-stack problem solving; optimize and implement trading models and products.

The Senior Software Engineer will develop and maintain big data applications, focusing on distributed computing, automation, and collaboration with teams to enhance healthcare solutions.

As a Java Software Engineer III, you will design, develop, and maintain scalable Java-based backend services, mentor other engineers, and influence architectural decisions in an agile environment.

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.