Senior Full-Stack Software Engineer

We are seeking a Senior Full‑Stack Software Engineer to join our team to design, build, and support scalable, accessible, and secure software solutions. In this role, you will contribute across the full technology stack—from front‑end user experiences to back‑end services and cloud infrastructure—while providing technical leadership and mentorship within the engineering team. You will collaborate closely with product, design, and engineering partners to deliver high‑quality solutions that meet both user and business needs.

Position Responsibilities:  

• Design, develop, and deploy end‑to‑end features across front‑end, back‑end, APIs, and infrastructure
• Collaborate with cross‑functional partners (product, design, engineering) to define requirements and deliver solutions
• Contribute to architectural and technical design decisions with a focus on scalability, performance, security, and reliability
• Write clean, maintainable, well‑tested code following established engineering best practices
• Build and maintain CI/CD pipelines using Azure DevOps, GitHub Actions, or similar tools
• Troubleshoot and resolve complex, cross‑stack issues by identifying root causes and implementing sustainable fixes
• Participate in code reviews and contribute to shared engineering standards and documentation
• Support and mentor other engineers through knowledge‑sharing and constructive feedback
• Stay current with emerging technologies and evaluate their applicability to the product ecosystem

Required Qualifications:

• 8+ years experience full stack software development
• Professional experience as a full‑stack or software engineer delivering production systems
• Experience building front‑end applications using modern frameworks such as React
• Back‑end development experience with Node.js, Express, or similar technologies
• Experience designing and consuming RESTful APIs and working with domain‑driven models
• Experience working with relational and/or NoSQL databases (e.g., SQL, MongoDB)
• Hands‑on experience with cloud platforms, such as Azure
• Experience using container technologies (e.g., Docker, Kubernetes)
• Familiarity with CI/CD pipelines and modern DevOps practices
• Understanding of performance, accessibility, and responsive design principles
• Experience providing technical guidance, mentorship, or leadership within a team

Preferred Qualifications:

• Experience designing or supporting distributed systems
• Strong problem‑solving and systems‑thinking skills
• Clear, collaborative communication style
• Interest in continuous learning and improving engineering practices
• Experience working in cross‑functional or agile teams

When you join our team: 

• We’ll empower you to learn and grow the career you want.  
• We’ll recognize and support you in a flexible environment where well-being and inclusion are more than just words.  
• As part of our distributed team, we’ll support you in shaping the future you want to see.  

The role being advertised is an existing vacancy.

About Manulife and John Hancock

Manulife Financial Corporation is a leading international financial services provider, helping people make their decisions easier and lives better. To learn more about us, visit https://www.manulife.com/en/about/our-story.html.

Manulife is an Equal Opportunity Employer

At Manulife/John Hancock, we embrace our diversity. We strive to attract, develop and retain a workforce that is as diverse as the customers we serve and to foster an inclusive work environment that embraces the strength of cultures and individuals. We are committed to fair recruitment, retention, advancement and compensation, and we administer all of our practices and programs without discrimination on the basis of race, ancestry, place of origin, colour, ethnic origin, citizenship, religion or religious beliefs, creed, sex (including pregnancy and pregnancy-related conditions), sexual orientation, genetic characteristics, veteran status, gender identity, gender expression, age, marital status, family status, disability, or any other ground protected by applicable law.

It is our priority to remove barriers to provide equal access to employment. A Human Resources representative will work with applicants who request a reasonable accommodation during the application process. All information shared during the accommodation request process will be stored and used in a manner that is consistent with applicable laws and Manulife/John Hancock policies. To request a reasonable accommodation in the application process, contact [email protected].

Referenced Salary Location

Waterloo, OntarioHybrid

Salary range is expected to be between

$113,000.00 CAD - $163,000.00 CAD

Employees also have the opportunity to participate in incentive programs and earn incentive compensation tied to business and individual performance. The actual salary will vary depending on local market conditions, geography and relevant job-related factors such as knowledge, skills, qualifications, experience, and education/training. If you are applying for this role outside of the primary location, please contact [email protected] for the salary range for your location.

Manulife offers eligible employees a wide array of customizable benefits, including health, dental, mental health, vision, short- and long-term disability, life and AD&D insurance coverage, adoption/surrogacy and wellness benefits, and employee/family assistance plans. We also offer eligible employees various retirement savings plans (including pension and a global share ownership plan with employer matching contributions) and financial education and counseling resources. Our generous paid time off program in Canada includes holidays, vacation, personal, and sick days, and we offer the full range of statutory leaves of absence. If you are applying for this role in the U.S., please contact [email protected] for more information about U.S.-specific paid time off provisions.

We use data and analytics technologies, such as artificial intelligence (AI), and automated processing tools, to analyze and process the information you provide to us or third parties in the application process. For more information, please refer to our personal information collection statement.