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Sr Full Stack Web Developer Jobs in Kitchener, ON

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Senior Product Designer

Kitchener, ON · Remote

CA$100K - CA$112K/yr

Senior Product Designer Remote-first (Canada) Collaboration Hub - Kitchener/Waterloo, ON Reports to ... full stack: Web, Mobile, and Tablet (iOS & Android). * Work daily alongside Product and Engineering ...

Magna

Junior Full Stack Developer Coop

Milton, ON

The [Junior Full Stack Developer - coop] role is to help plan, design, develop, test, launch, and ... Attends code reviews with Senior and Junior Developers. * Attends regular status meetings with ...

TELUS

AI Lead/Developer

Waterloo, ON · On-site

Description Turn AI Opportunities Into Reality - Lead full-stack development, mentor the next generation of AI engineers, and transform finance operations. Join our team and what we'll accomplish ...

Proton

Senior Database Platform Engineer

Paris, ON · On-site

The Database Platform Team The Database team owns the backbone of every Proton product - a web ... Own performance tuning across the full stack - hardware, OS, storage, network, and query level ...

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All JobsSr Full Stack Web Developer JobsSr Full Stack Web Developer Jobs in Kitchener, ON

Sr Full Stack Web Developer information

What does a Sr Full Stack Web Developer do?

A Sr Full Stack Web Developer is responsible for designing, building, and maintaining both the front-end (client-side) and back-end (server-side) components of web applications. They work with various programming languages, frameworks, and databases to create seamless and efficient user experiences. In addition to coding, they often lead technical projects, mentor junior developers, and help shape the overall architecture of web solutions. Their role requires a deep understanding of both user interface design and server-side logic, ensuring that all parts of a web application function together smoothly.

What are the key skills and qualifications needed to thrive as a Sr Full Stack Web Developer?

To thrive as a Sr Full Stack Web Developer, you need advanced proficiency in both front-end (e.g., HTML, CSS, JavaScript frameworks) and back-end (e.g., Node.js, Python, databases) development, typically supported by a degree in computer science or related experience. Familiarity with tools such as Git, cloud platforms (AWS, Azure), RESTful APIs, and relevant certifications like AWS Certified Developer are commonly required. Strong problem-solving skills, effective communication, and the ability to mentor junior developers are essential soft skills for this role. These competencies ensure you can deliver robust, scalable solutions while collaborating efficiently within multidisciplinary teams.

How does a Sr Full Stack Web Developer typically collaborate with cross-functional teams during a project lifecycle?

As a Sr Full Stack Web Developer, you will frequently collaborate with UX/UI designers, product managers, QA engineers, and sometimes DevOps specialists throughout a project's lifecycle. You may participate in sprint planning, code reviews, and daily stand-ups, ensuring alignment on project goals and technical requirements. Effective communication is key, as you'll often translate business needs into technical solutions and provide guidance to junior developers. This collaborative environment supports the delivery of robust, user-friendly web applications and fosters professional growth through shared knowledge.

What is the difference between Sr Full Stack Web Developer vs Full Stack Web Developer?

AspectSr Full Stack Web DeveloperFull Stack Web Developer
Required Experience5+ years, leadership skills often expected1-3 years, focus on development skills
ResponsibilitiesDesigning complex systems, mentoring, project leadershipBuilding features, coding, debugging
CertificationsOptional, but advanced certifications valuedEntry to mid-level certifications
Work EnvironmentFast-paced, collaborative teams, often in tech companies

The main difference between a Sr Full Stack Web Developer and a Full Stack Web Developer lies in experience, responsibilities, and leadership. Senior developers typically have more experience, handle complex projects, and mentor others, while full stack developers focus on coding and feature development. Both roles are essential in tech industries, but senior roles require a broader skill set and leadership capabilities.

What are popular job titles related to Sr Full Stack Web Developer jobs in Kitchener, ON? For Sr Full Stack Web Developer jobs in Kitchener, ON, the most frequently searched job titles are:
Sr Full Stack Web Developer jobs near you
Infographic showing various Sr Full Stack Web Developer job openings in Kitchener, ON as of June 2026, with employment types broken down into 81% Full Time, 15% Part Time, and 4% Contract. Highlights an 86% Physical, 4% Hybrid, and 10% Remote job distribution.

Associate Full Stack Software Engineer

Manulife

Waterloo, ON • Hybrid

CA$69K - CA$115K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 11 days ago

Job description

The Group Benefits team is looking for a passionate Associate Full Stack Software Engineer with an engineering mindset and a zeal for designing, developing and improving software products.You thrive on delivering resilient and scalable applications, with a focus on continuous delivery and agile principles. Creativity in solving problems is your strength. You are always learning by using new tools and technologies. Communicating effectively is what you do!

In this role, you will be part of the development and enhancement of both modern React and Node.js applications as well as the modernization of existing .NET/Java applications. You will navigate a fastpaced environment with an ambitious product roadmap while keeping the platform stable, secure, performant, and continuously improving.

We're not who you think we are!

We're a technology-driven financial institution with a focus on transformingintoa digital customer-centric leader and on making our customers' lives easier. We are investing heavily in developer experience, enabling advanced AI-driven development and collaboration across the engineering organization, embracing modern engineering practices, and driving meaningful scaled agile delivery to bring the best experiences to our customers.

Position Responsibilities:

  • Work with product owners, architects and senior engineers across the full software development lifecycle
  • Participate in ideation and brainstorming sessions to devise creative and meaningful digital solutions
  • Support and perform regular security audits and collaborate with security teams to address vulnerabilities
  • Drive incident investigations, root causes and continuous improvements with the team
  • Find thoughtful uses of AI tools to enhance development speed, efficiency, and quality

Required Qualifications:

  • Computer Science degree or equivalent experience
  • Knowledge in Node.js, React, and Modern JavaScript
  • Experience with Web Services, APIs

Preferred Qualifications:

  • Java J2EE
  • GraphQL
  • Azure Kubernetes
  • Jenkins, Github Actions Docker, SonarQube, Artifactory
  • Git for source control
  • Jira, Confluence

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 global team, we'll support you in shaping the future you want to see.

#LI-Hybrid

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 hr@manulife.com.

Referenced Salary Location

Waterloo, Ontario

Working Arrangement

Hybrid

Salary range is expected to be between

$69,525.00 CAD - $115,875.00 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 hr@manulife.com 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 hr@manulife.com 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.

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