Senior Java Microservices Engineer (Hybrid)

Citi; Mississauga; Hybrid; CAD 132,000 - 198,000; Full time

Benefits offered by this job

Hybrid work schedule

Learning & development resources

Global collaboration

Financial wellbeing programs

Work-life balance programs

Job summary

Citi is seeking a Senior Software Engineer (Java Microservices) in Mississauga to design, develop, and maintain scalable backend systems using Java, Spring Boot, Kotlin, and MongoDB. You will apply DevOps practices and SRE principles while mentoring peers and delivering robust technical solutions for global operations.

The role offers a hybrid work model, opportunities to shape Citi's platforms, and collaboration with global technology teams.

Qualifications

• 5 to 8 years of experience in software development, systems analysis, or applications programming.
• Hands-on experience building backend systems using Java, Spring Boot, and Kotlin.
• Working knowledge of MongoDB and distributed microservices architecture.
• Experience with modern engineering and DevOps practices, including Site Reliability Engineering principles and OpenTelemetry for observability.
• Experience managing and delivering successful technology projects from concept to implementation.
• Ability to manage competing deadlines and adapt to shifting priorities in a fast-paced environment.
• Bachelor's degree in computer science, engineering, or a related field, or equivalent practical experience.

Responsibilities

• Design and build distributed microservices using Java, Spring Boot, and Kotlin to support scalable Citi application systems.
• Apply modern engineering and DevOps practices, including Site Reliability Engineering principles and OpenTelemetry-based observability, to strengthen development, deployment, and monitoring.
• Manage application data using MongoDB to support high-performing, reliable backend services.
• Lead feasibility studies, cost estimates, and technical planning for new and revised application systems.
• Analyze complex business and system processes against industry standards to recommend practical, scalable solutions.
• Consult with business users and technology teams to translate requirements into effective programming solutions.
• Implement security measures following deployment to protect system design and strengthen data integrity.
• Operate independently as a subject matter expert, mentoring junior engineers and advising senior stakeholders.

Skills

Java

Spring Boot

Kotlin

MongoDB

Microservices

DevOps

OpenTelemetry

SRE

Observability

Project management

Python

Education

Bachelor's degree

Tools

MongoDB

Job description

Citi is seeking a Senior Software Engineer (Java Microservices) in Mississauga to design, develop, and maintain scalable backend systems using Java, Spring Boot, Kotlin, and MongoDB. You will apply DevOps practices and SRE principles while mentoring peers and delivering robust technical solutions for global operations.

The role offers a hybrid work model, opportunities to shape Citi's platforms, and collaboration with global technology teams.