Senior Core Java Engineer

Capgemini • Montreal, QC

4d • CA$80,000 - CA$90,000 • Onsite

About The Position

We are seeking a Senior Core Java Engineer to design, develop, and support high-performance, scalable enterprise applications. The ideal candidate will have strong expertise in Core Java, distributed systems, backend engineering, and software design principles.

Requirements

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.
• 7+ years of experience in software development with a strong focus on Java.
• Strong expertise in Core Java, object-oriented programming, multithreading, collections, concurrency, and JVM internals.
• Experience designing and developing enterprise-scale applications and distributed systems.
• Strong understanding of software design patterns, data structures, and algorithms.
• Experience building RESTful APIs and service-oriented architectures.
• Strong knowledge of relational databases such as Oracle, SQL Server, PostgreSQL, or MySQL.
• Experience with version control tools such as Git.
• Familiarity with Linux/Unix environments and scripting.
• Strong debugging, troubleshooting, and performance tuning skills.
• Excellent communication, analytical, and problem-solving abilities.

Nice To Haves

• Experience with Spring Boot, Spring Framework, and microservices architecture.
• Experience with messaging technologies such as Kafka, RabbitMQ, or JMS.
• Familiarity with containerization technologies such as Docker and Kubernetes.
• Exposure to cloud platforms including AWS, Azure, or Google Cloud Platform (GCP).
• Experience with CI/CD pipelines and DevOps practices.
• Knowledge of NoSQL databases such as MongoDB, Cassandra, or DynamoDB.
• Experience working in highly regulated or large-scale enterprise environments.

Responsibilities

• Design, develop, test, and maintain robust, scalable, and highly available Java-based applications.
• Develop backend services, APIs, and microservices to support business-critical applications.
• Participate in system architecture, technical design, and code reviews to ensure high-quality deliverables.
• Optimize application performance, scalability, reliability, and security.
• Troubleshoot production issues and implement sustainable solutions.
• Collaborate with product owners, business stakeholders, architects, and development teams to deliver technical solutions aligned with business objectives.
• Contribute to Agile development processes, including sprint planning, estimation, and retrospectives.
• Advocate and implement software engineering best practices, coding standards, and development frameworks.
• Mentor and guide junior developers, fostering technical growth and knowledge sharing.
• Stay current with emerging technologies and recommend improvements to existing systems and processes.

Benefits

• Paid time off based on employee grade (A-F), defined by policy: Vacation: 12-25 days, depending on grade, Company paid holidays, Personal Days, Sick Leave
• Medical, dental, and vision coverage (or provincial healthcare coordination in Canada)
• Retirement savings plans (e.g., 401(k) in the U.S., RRSP in Canada)
• Life and disability insurance
• Employee assistance programs
• Other benefits as provided by local policy and eligibility

What This Job Offers

• Job Type: Full-time
• Career Level: Senior