Top Java Developer Jobs in Vancouver

Develop and maintain high-performance Java backend applications for Mastercard’s decision management platform. Responsibilities include software design, coding, unit and integration testing, troubleshooting, feature ownership, Agile/Scrum participation, stakeholder collaboration, and mentoring junior engineers. The role involves building scalable, secure, real-time systems supporting fraud prevention and using technologies such as Spring, Oracle, Docker, Kubernetes, and AI-assisted development tools.

Design, develop, test, and maintain high-performance Java applications for Mastercard’s Decision Management platform. Build scalable, secure functionality; create unit, integration, and functional tests; troubleshoot complex issues; and deliver features through Agile/Scrum processes. Collaborate with engineers and stakeholders, mentor junior team members, and communicate risks and progress. The role supports real-time decisioning and fraud prevention using streaming analytics, AI engines, APIs, and distributed technologies.

Develop and maintain Java backend applications using JSP and J2EE. Deploy scalable serverless and microservices-based services on AWS, manage CI/CD pipelines, conduct architectural reviews, optimize performance, and enforce code quality. Collaborate with clients, product teams, and cross-functional stakeholders to gather requirements and deliver solutions. Applicants must have at least six years of Java experience, AWS expertise, strong communication skills, and verifiable prior employment as an Amazon engineer.

Build enterprise-scale workforce management software for forecasting, capacity planning, scheduling, adherence, intraday management, and operational reporting. Develop Java and Spring Boot microservices, React and TypeScript applications, REST APIs, event-driven workflows, integrations, and PostgreSQL data models. Support cloud-native deployments, CI/CD, testing, performance optimization, production troubleshooting, architecture discussions, and client-facing collaboration.

Build and operate a new full-stack fleet payments and expense management platform. Responsibilities include architecture, backend services, APIs, web and mobile capabilities, payment workflows, partner integrations, testing, observability, security, production readiness, and continuous improvement. The role collaborates with product, design, security, and distributed engineering teams while mentoring engineers and establishing scalable development practices.

Design and develop enterprise-scale programmable voice and CPaaS capabilities using Java, Spring Boot, FreeSWITCH, Kamailio, SIP, RTP, and WebRTC. Build call-control services, APIs, routing, session management, media processing, carrier integrations, and scalable distributed systems. Troubleshoot complex telephony issues, establish engineering standards, define non-functional requirements, review architecture and code, and collaborate with clients and cross-functional teams on technical delivery.

Build enterprise Workforce Management software for forecasting, staffing, scheduling, adherence, intraday management, and operational reporting. Develop Java and Spring Boot microservices, React and TypeScript applications, REST APIs, event-driven workflows, and PostgreSQL data models. Integrate WFM with CX, ACD, HR, payroll, identity, and enterprise data platforms. Contribute to cloud-native deployments, CI/CD, testing, performance optimization, architecture, code reviews, and client-facing collaboration.

Design, develop, test, deploy, and support scalable cloud-native applications using Java, Spring Boot, React, TypeScript, Node.js, PostgreSQL, microservices, and REST APIs. Build CI/CD pipelines, containerized deployments, integrations, observability, and secure distributed systems. Collaborate with product, UX, QA, DevOps, architecture, and engineering teams while troubleshooting production issues and improving application performance, resilience, and maintainability.

Develop scalable Java Spring Boot APIs, microservices, React-based interfaces, ETL pipelines, and SQL data solutions. Deploy workloads on AWS, optimize performance, implement monitoring and automation, and collaborate with product, frontend, data, and DevOps teams. The role also contributes to architecture, accessibility, reliability, and data-driven product improvements.

Design, develop, test, and maintain Java-based enterprise applications and scalable REST APIs/microservices using Spring Boot. Work with relational databases, unit/integration tests, CI/CD, version control, and participate in Agile ceremonies. Support cloud deployments, debugging, code reviews, and collaborate with cross-functional teams.

Designs, develops, maintains, and optimizes critical Java desktop applications. The role involves software architecture, modern user interface development, API and database integration, performance tuning, test and deployment automation, application security, and Agile lifecycle participation. The developer will use AI-assisted development tools, collaborate with Product, QA, and Support, evolve complex products, and provide technical leadership.

The Senior Full Stack Developer will build features for a data security platform, focusing on microservices, code quality, and security best practices while leveraging AI tools for development efficiency.

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.

Develop and maintain secure, scalable Java backend applications and integrations. Design RESTful services, troubleshoot production issues, improve performance and reliability, apply secure coding practices, and collaborate with UI and business stakeholders. The role includes monitoring systems, conducting code reviews, supporting incident postmortems, and mentoring junior developers within an Agile engineering team. This is a hybrid position based in Etobicoke, Ontario, requiring two office days per week.

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

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.

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.

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.