Top Java Developer Jobs in Seattle, WA

The Staff Engineer leads technical strategy, collaborates to solve problems, designs APIs and microservices, and mentors teams while ensuring high-quality software delivery.

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.

The Senior Staff Engineer will provide technical leadership, develop full-stack applications, mentor team members, and enhance system capabilities while collaborating across the organization.

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 Senior Software Engineer will develop JAVA services, work on SQL databases, and support iOS/Android apps, with a focus on high scalability and performance.

The job involves developing applications as a Java developer, focusing on both front-end and back-end development with various technologies.

Seeking a Java Front End Developer with expertise in AngularJS and HTML to discuss solutions with customers and understand system architecture.

Looking for Java Developers skilled in Front-end (Java, JQuery, etc.) or Back-end (Java, Spring, SOAP, REST). Requires 3 to 6 years of experience.

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

Seeking a Java Front End Developer with experience in Java, AngularJS, and other front-end technologies to enhance user interface development.

Seeking Java developers proficient in backend frameworks like Spring or Hibernate and frontend technologies such as HTML, CSS, and JavaScript.

Develop Front End solutions using AngularJS and HTML, while understanding customer requirements and maintaining standards in web accessibility.

As a Staff Engineer at GEICO, you will lead technical initiatives, influence architectural designs, mentor junior engineers, and drive digital transformation projects while ensuring high-quality solutions across the software development lifecycle.

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.

As a Principal Software Data Engineer, you'll lead the design, development, and optimization of large-scale data platforms and pipelines, ensuring data governance and driving innovation in a collaborative environment.

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.