IT & Software

Senior Java React Software Engineer

Manulife

Southwestern Ontario · Ontario · Canada

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Use Java, React, and TypeScript to deliver reliable software as a Senior Full Stack Engineer in Manulife’s hybrid Waterloo workplace.

This senior position spans front-end and back-end development throughout the software development lifecycle. You will design end-user interfaces, databases, APIs, and server-side logic while translating requirements into incremental deliverables. The work supports secure, user-centered solutions aligned with business and technology roadmaps.

Key Responsibilities:

  • Design, develop, test, deliver, and improve business applications
  • Maintain front-end and back-end components across the technology stack
  • Apply design patterns, automation, and semantic versioning
  • Build tests and analyze solutions against quality standards
  • Participate in code reviews, ideation, and prototyping

Requirements:

  • Five to ten years of full stack software engineering experience
  • Demonstrated feature ownership through production support
  • Experience with React, CSS, Tailwind or SCSS, and state management
  • Knowledge of APIs, OpenAPI, BFF, and Azure API Management
  • Strong foundation in data structures, algorithms, and object-oriented design

Bring senior Java, React, TypeScript, API, and testing expertise to reliable full stack delivery for Manulife.

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Reference: WJ-4483_1570965 · Posted 11 Nov 2026, 03:33 PM

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