Senior Software Engineer, Operations

Sun Life Financial; Southwestern Ontario, King; Hybrid; CAD 90,000 - 140,000; Full time

Benefits offered by this job

Hybrid work model

Job summary

Sun Life Financial is seeking a Senior Software Engineer with 10+ years of Java application support and development to ensure reliability of IT applications. You will design, develop, test, and debug Java services, with deployment through Kubernetes containers, and collaborate across business units.

The role requires deep Java expertise, experience with ReactJS, container tech, Spring frameworks, and secure development practices. Hybrid work model and Canadian residency are noted in postings.

Qualifications

• 10+ years of information technology experience in Java application support and development.
• 10+ years of experience with Java/J2EE technologies and web development.
• 4+ years experience with ReactJS, container technologies (Kubernetes, Docker), Java SpringBoot/SpringMVC and web security.

Responsibilities

• Provide ongoing support of Java based applications in Production and test environments.
• Participate in design, development, testing and debugging of Java services; deployment via Kubernetes.
• Collaborate with engineers and stakeholders to deliver high-quality solutions and maintain stability.
• Ensure stability through monitoring, security compliance, change management and root-cause analysis.
• Identify opportunities for continuous improvement and system renewal.

Skills

Java

JavaScript

HTML

XML

CSS

Servlet

JDBC

JSP

Spring

ReactJS

Kubernetes

Docker

SpringBoot

SpringMVC

WebSecurity/OWASP

SOAP

REST API

JSON

SQL

Oracle

POSTGRES

Jenkins

Artifactory

Bitbucket/Git

Gradle

Maven

Ansible

MFA

Kafka

Education

Degree in Computer Science or Computer Engineering

Tools

Confluence

JIRA

Job description

You are as unique as your background, experience and point of view. Here, you’ll be encouraged, empowered and challenged to be your best self. You'll work with dynamic colleagues - experts in their fields - who are eager to share their knowledge with you. Your leaders will inspire and help you reach your potential and soar to new heights. Every day, you'll have new and exciting opportunities to make life brighter for our Clients - who are at the heart of everything we do. At Sun Life, we're driven by our Purpose: helping our Clients achieve lifetime financial security and live healthier lives. Our values shape how we work: caring, authentic, bold, inspiring, and impactful. When you join Sun Life, you'll work with passionate colleagues and empowering leaders who support your growth and celebrate your contributions, so you can make a meaningful difference in our Clients' lives. Discover how you can make a difference in the lives of individuals, families and communities around the world.

Job Description: About the role:

The e-Business team in Application Operations Support (AOS) provides operations and support services to ensure reliability of IT applications. Through innovation, continuous improvement, and collaboration, we strive to find new and better ways to bring value to Sun Life. We are looking for a highly motivated Senior Software Engineer with at least 10 years of Java application support, analysis, and development experience. The successful candidate will have strong technical and problem‑solving skills and the ability to work independently. This unique opportunity offers a dynamic space and a chance to collaborate with multiple business units.

What you will do?

• Provide ongoing support of Java based applications in Production and test environments including responding to Service requests, Incident & Problem analysis, Service restoration and recovery, Security vulnerability remediation, Audits and reporting as necessary.
• Participate in design, develop, test and debug programs for Java services. Deployment is done using Kubernetes containers.
• Interface with other Software Engineers, Business Systems Analysts, and other stakeholders to deliver high‑quality solutions and maintain a stable application environment.
• Enable stability through proactive monitoring activities, security compliance, change management, troubleshooting issues and conducting root‑cause analysis.
• Identify and participate in continuous improvement opportunities, system renewal, stability, upgrade, and Disaster Recovery projects.

What do you need to succeed:

• Degree in Computer Science, Computer Engineering, or equivalent discipline
• 10+ years of information technology experience in Java application support and development
• 10+ years experience in:
  • Java, JavaScript & web development languages like HTML, XML, CSS
  • Java Enterprise Edition (J2EE) technologies such as Servlet, JDBC and JSP Spring framework
  • Understanding of enterprise methodologies, such as ITIL, CMMI, and Software Development Life Cycle (SDLC)
• 4+ years experience in:
  • ReactJS/ React.js
  • Container technologies – Kubernetes, Docker
  • Java SpringBoot, SpringMVC
  • Web Security/OWASP
  • Web services and frameworks such as SOAP, REST API, Java APIs, JSON
  • Database technologies like SQL, Oracle, POSTGRES
  • DevOps tools - Jenkins, Artifactory, Bitbucket/Git, Gradle, Maven, CDD, Ansible
  • Multi-Factor Authentication (MFA)
  • Experience with Kafka and light car proxy

Preferred Skills:

• Collaboration and teamwork
• Continuous learning mindset
• Ability to work in a dynamic environment with changing priorities
• Strong analysis, debugging and problem‑solving skills
• Solid written and verbal communication skills

Nice to have:

• Exposure to Agile framework (Kanban, Scrum)
• Experience working with cloud hosted applications / servers on AWS.
• Exposure to team collaboration tools like Confluence, JIRA, MS Teams

Knowledge of Middleware technologies such as WebSphere/WebLogic Notes/Unique requirements:

The role includes on-call and after‑hours support on a team rotation basis. This role requires Canadian Protected‑B (Reliability clearance) [a minimum of 5 years of consecutive residency in Canada]. #LI‑Hybrid #LI‑remote

The Base Pay range is for the primary location for which the job is posted. It may vary depending on the work location of the successful candidate or other factors. In addition to Base Pay, eligible Sun Life employees participate in various incentive plans, payment under which is discretionary and subject to individual and company performance. Certain sales focused roles have sales incentive plans based on individual or group sales results.

Diversity and inclusion have always been at the core of our values at Sun Life. A diverse workforce with wide perspectives and creative ideas benefits our Clients, the communities where we operate and all of us as colleagues.

We welcome applications from qualified individuals from all backgrounds. Persons with disabilities who need accommodation in the application process, or those needing job postings in an alternative format, may e-mail a request to [e-mail]. We are proud to be a hybrid organization that offers our employees the choice and flexibility to work from both the office and virtually based on the needs of the business, our Clients and you. We may use artificial intelligence to support candidate sourcing, screening, interview scheduling. We thank all applicants for showing an interest in this position. Only those selected for an interview will be contacted.

Salary Range: 90,000/90 000 - 140,000/140 000 Job Category: IT - Application Development Posting End Date: 02/10/2026

Shine together At Sun Life, you can be your most brilliant self. Our supportive, flexible, and inclusive work environment is one where you – and your career – can thrive. Whatever your aspirations, collaborative leaders and colleagues are ready to help you learn, grow, and succeed. Make life brighter We’re a global company with a passion for people. Our purpose is to help Clients achieve lifetime financial security and live healthier lives. As a team of 30,000 across 26 countries, our impact is far‑reaching, and locally relevant There’s power in numbers. As part of Sun Life’s growing team, you have an impact on people in your community and around the world. Shape the future With an optimistic eye on a brighter future, we drive to innovate. Be part of leading change, push boundaries and try new ways of working. Use data to drive bold actions. Be agile and pivot as we test and learn. At Sun Life, we’re driving transformation, sustainability and innovation for our Clients, employees, partners, and communities. Join us. Together, we can make the future brighter. Join a top employer for a brighter future. Visit Sun Life Careers