Top Java Developer Jobs in Vancouver

Lead development of low-latency, high-performance Java solutions for Mastercard's Fraud Platform. Design and implement features, define QA strategy, build automation, run unit/integration/performance tests, troubleshoot production issues, mentor peers, produce documentation, and manage medium-sized initiatives within an Agile team.

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 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.

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, 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.

Design, implement and support Workday integrations and extensions. Engage stakeholders to gather requirements, produce design/configuration docs, deliver end-to-end solutions, maintain CI/build environments, use AI coding tools judiciously, mentor team members, perform code reviews, and ensure high-quality delivery and client communication.

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.

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

The Staff Software Engineer will design, develop, and maintain scalable cloud-based solutions, manage data ingestion and retrieval, and lead architectural innovation while collaborating with cross-functional teams.

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.

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.

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.