Senior Java Developer

Virtusa — Canada · Posted ~1 day ago

Senior Full-time

Skills

Java Backend development RESTful APIs Microservices System design Scalability Reliability Security Code review Mentoring

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Summary

A Senior Java Developer is sought to design, develop, and maintain scalable, high-performance enterprise applications. You will build RESTful APIs and microservices, contribute to architectural decisions, optimize performance and reliability, and maintain strong security and coding standards. The role also includes mentoring junior engineers, reviewing code, troubleshooting complex issues, and collaborating with cross-functional teams.

Highlights

Senior engineering role focused on scalable, high-performance enterprise applications. Opportunity to influence architecture, lead technical discussions, mentor junior engineers, conduct code reviews, and collaborate across product, QA, DevOps, and other teams.

Description

We are seeking a highly skilled Senior Java Engineer to design, develop, and maintain scalable, high-performance enterprise applications. The ideal candidate will have deep expertise in Java and modern backend / frontend technologies, a strong understanding of system design, and the ability to mentor junior engineers while collaborating with cross-functional teams. Key Responsibilities Design, develop, test, and maintain high-quality Java applications and services Lead technical design discussions and contribute to architectural decisions Build and optimize RESTful APIs, microservices, and backend systems Ensure application performance, scalability, reliability, and security Write clean, maintainable, and well-documented code following best practices Conduct code reviews and provide constructive feedback to team members Mentor junior engineers and support team knowledge sharing Collaborate with product managers, QA, DevOps, and other stakeholders Troubleshoot complex technical issues in development and production environments Participate in Agile/Scrum ceremonies and contribute to continuous improvement Required Qualifications Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience) 7+ years of professional experience in software development Strong proficiency in Java (Java 17+) Experience with Spring / Spring Boot Solid understanding of object-oriented design, design patterns, and SOLID principles Experience building RESTful APIs and backend services Strong knowledge of SQL and relational databases (e.g., PostgreSQL, Oracle, MySQL) Familiarity with Git and modern CI/CD pipelines Experience working in Agile development environments Excellent problem-solving, communication, and collaboration skills Preferred Qualifications Experience with microservices architecture Exposure to cloud platforms (AWS, Azure, or GCP) Experience with containers and orchestration (Docker, Kubernetes) Knowledge of message queues / streaming platforms (Kafka, RabbitMQ) Familiarity with NoSQL databases (MongoDB, DynamoDB, Cassandra) Understanding of security best practices and authentication (OAuth2, JWT) Experience supporting high-availability or mission-critical systems