Java Backend Developer (AWS)

Job Description

BMO is currently sourcing for a Software Developer. This is a hybrid contract role in Toronto (2 days in office per week).

Role Overview:

The Software Developer will design, develop, and maintain scalable, secure, and high-performance Java backend systems with a focus on cloud-native applications on AWS. The role involves translating business requirements into robust backend services aligned with architectural standards and enterprise technology strategy, supporting critical business operations.

Key Responsibilities:

• Design, develop, and maintain Java-based backend applications and microservices
• Build and integrate RESTful APIs, messaging systems (Kafka/MQ), and data pipelines
• Develop cloud-native solutions on AWS ensuring scalability, reliability, and security
• Implement best practices in logging, monitoring, performance, and error handling
• Translate business requirements into technical designs and high-quality code
• Perform code reviews and ensure adherence to development standards
• Conduct unit testing and support automated testing frameworks
• Troubleshoot and resolve production issues including root-cause analysis
• Optimize systems for performance, scalability, and maintainability
• Contribute to architecture design and technology evaluations
• Collaborate with stakeholders to deliver high-quality solutions
• Support DevOps practices including CI/CD and deployments
• Mentor team members and promote backend engineering best practices

Must-Have Skills:

• 8+ years of experience in Java backend development
• Strong proficiency in Java (core and Spring Boot)
• Reactive programming using Java Flux / Project Reactor
• RESTful API design and development
• Distributed systems and microservices architecture
• Hands-on AWS experience (ECS, Lambda, ECR, RDS, DynamoDB, IAM)
• Experience with messaging systems (Kafka, MQ)
• Experience with SQL and NoSQL databases
• Cloud-native application design expertise
• Strong DevOps experience (CI/CD, monitoring, infrastructure as code)
• JUnit or similar backend testing frameworks
• Experience building and scaling large backend systems

Nice to Have Skills:

• Experience with logging, monitoring, and error handling best practices
• Knowledge of architecture design and technology evaluation processes

Ideal Candidate:

• Demonstrated ability to work independently on complex technical challenges
• Experience mentoring team members and promoting engineering best practices
• Commitment to clean code and engineering excellence
• Strong understanding of backend systems, APIs, distributed and reactive architecture

Qualifications

About the BMO Contractor Talent Network

This contract job with BMO has been posted by Procom, BMO's recruitment service partner supporting the BMO Contractor Talent Network.

Should you be selected for this contract engagement, Procom will act as the employer of record or the agency of record for your contract engagement.

To find out more visit https://bmo.clientconnections.com.

This employer uses both human and technology-assisted tools to support candidate screening and assessment. Final hiring decisions are made by people.