Top Java Developer Jobs in Vancouver

Develop, maintain, and test enterprise Java/JEE applications. Design and implement features and APIs (SOAP/REST), work in Unix/Linux, use Maven, EJB3, ORMs and MySQL, write unit and integration tests (JUnit/Mockito), participate in Agile teams, produce technical documentation, and support deployments.

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, implement, and maintain Elasticsearch distributed-systems components to ensure scalable, performant, and resilient indexing, coordination, replication, and cluster communication. Diagnose and fix concurrency and performance issues, push scalability limits, and lead projects end-to-end while supporting support engineers and mentoring engineers across multi-node deployments.

Design, develop, test, deploy, and support high-performance, cloud-ready full-stack applications (frontend and REST/gRPC backends). Mentor teammates, drive engineering best practices, implement secure coding and CI/CD pipelines, troubleshoot production incidents, and contribute to API/service adoption and platform-scale decisioning solutions.

This role involves providing technical leadership, mentoring, writing tests in CI, and transitioning architecture from JSP to REST. Requires 5+ years in software architecture and team leadership.

Design, build, and operate large-scale, real-time payment microservices. Own end-to-end delivery including coding, testing, deployment, automation and operations. Troubleshoot/refactor code, drive architecture and technology adoption, mentor teammates, integrate services for customer journeys, and improve engineering and operational metrics.

Design, build, and operate secure, scalable full-stack applications (Java/Node.js/React) in cloud environments. Own end-to-end delivery, production reliability, incident response, API design (REST/GraphQL), mentor teammates, and drive engineering best practices including testing and CI/CD.

The Java Engineer will develop, integrate, and maintain web applications and microservices, while working with Java and various frameworks, responding to customer issues, and refactoring code.

Design, build, and maintain efficient, reusable Java backend systems; translate business requirements into applications; optimize performance and stability; review and test code for quality and security; identify and fix bottlenecks and bugs; maintain code quality and system responsiveness.

Seeking a Senior Java Developer with 8-12 years of experience in Core Java, Microservices, Springboot, and DevOps tools.

Design, develop, test, and maintain scalable web applications using Java, Spring Boot, and Angular. Build RESTful APIs and microservices, create responsive front-end interfaces, perform unit testing and debugging, participate in code reviews and Agile ceremonies, and optimize performance, security, and reliability.

Senior Java Big Data Developer with 8+ years building applications on Cloudera/Hadoop ecosystems using Spark and MapReduce. Responsible for designing performant Java (1.8+) solutions, data analysis of large datasets, unit testing (JUnit), and collaborating with/managing global technology teams. Preferred skills include Unix/Python scripting and familiarity with Hive, Impala, YARN, and Kafka.

Design, develop, and optimize high-performance Java backend systems. Contribute to architecture, implement core modules, troubleshoot production issues, perform code reviews, and improve scalability, availability, and reliability of distributed financial or blockchain systems.

Lead development of core Elasticsearch infrastructure and shared platform features. Design scalable APIs, solve performance and concurrency issues, improve observability and CI/CD, support cross-team projects, and own operational investigations end-to-end.

The Senior Java Developer will enhance Elasticsearch's distributed systems, maintain high performance, and solve complex problems related to data indexing and coordination across multiple machines.

Develop, maintain, and optimize 2D game features using Java and libGDX. Implement game mechanics (game loops, sprite and input handling), debug and profile code, participate in code reviews, document workflows, and collaborate with AI specialists while providing regular status updates.

Seeking a Senior Engineer with 5+ years in Java, familiar with Spring, microservices, and agile principles to solve client challenges.

We're looking for a Staff Engineer with 5+ years of experience in Java and full-stack development to tackle challenges and lead solutions.

As a Senior Software Engineer, you will build and maintain data framework integrations for ClickHouse, focusing on high-performance database and developer experience. You will manage full lifecycle integrations, ensuring scalability and reliability for real-time data processing and analytics.

The role involves designing and implementing Workday solutions, collaborating with stakeholders, leading a development team, and managing project risks and communications.

The Java Back-End Developer will build and maintain backend applications, ensuring system reliability, collaborating with teams, conducting code reviews, and mentoring juniors.

As a Senior Software Engineer, you will develop high-quality software applications, mentor teams, and drive project deliveries while collaborating with various stakeholders.