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Senior Software Test Engineer Jobs in Waterloo, ON

... software test systems used to evaluate product and component performance. This role plays a ... Working closely with crossfunctional teams-including engineering, manufacturing, and technical ...

We are seeking a Senior FullStack AI Engineer to help shape how modern AIdriven software is built, deployed, and scaled. In this role, you will work at the intersection of cloud engineering and ...

Software Developer

Kitchener, ON · Hybrid

CA$80K - CA$110K/yr

Software Developer, C# .NET / WPF Kitchener, ON, Canada - Hybrid Research & Development at Sonova ... Implement, test, integrate, and maintain Sonova desktop fitting platforms and applications

You will lead bring up of new hardware, build the software tools the team needs to configure, test, calibrate, and demonstrate systems, and guide junior engineers as you help shape system ...

You will lead bring up of new hardware, build the software tools the team needs to configure, test, calibrate, and demonstrate systems, and guide junior engineers as you help shape system ...

This position reports to our Senior Director of Platform Engineering and has the opportunity to be ... Develop well-tested features with appropriate test hooks resulting in low defect reports and faster ...

We are looking for an experienced Senior C++ Software Engineer for our client. This is a permanent position that is remote . Our client is a B.C based tech company enjoying substantial growth. The ...

We are looking for an experienced Senior C++ Software Engineer for our client. This is a permanent position that is remote . Our client is a B.C based tech company enjoying substantial growth. The ...

We are looking for an experienced Senior C++ Software Engineer for our client. This is a permanent position that is remote . Our client is a B.C based tech company enjoying substantial growth. The ...

We are looking for an experienced Senior C++ Software Engineer for our client. This is a permanent position that is remote . Our client is a B.C based tech company enjoying substantial growth. The ...

Software Development Director Location: Kitchener, ON (Onsite) About the Role: We are seeking a ... Author and execute commissioning protocols, performance test plans, and customer-facing acceptance ...

The Senior Copilot Studio Developer is responsible for building, configuring, and maintaining ... Bachelor's degree in Computer Science, Software Engineering, or a related discipline, or equivalent ...

Senior Quality Assurance Engineer Department: EQS Compensation: $90,000 - $130,000 + annual bonus ... software quality assurance, test automation, and system-level validation for complex software ...

Showing results 41-60

Senior Software Test Engineer information

See Waterloo, ON salary details

$66.2K

$108.5K

$148.2K

How much do senior software test engineer jobs pay per year?

As of Sep 7, 2026, the average yearly pay for senior software test engineer in Waterloo, ON is $108,463.00, according to ZipRecruiter salary data. Most workers in this role earn between $91,837.00 and $119,808.00 per year, depending on experience, location, and employer.

What does a senior software test engineer do?

A Senior Software Test Engineer is responsible for designing, developing, and executing comprehensive test plans to ensure the quality and functionality of software products. They lead testing efforts, identify defects, and work closely with development teams to resolve issues. In addition, they may mentor junior testers, implement automation frameworks, and help define testing standards and best practices within the organization. Their goal is to ensure software reliability, performance, and user satisfaction before release.

What are the key skills and qualifications needed to thrive as a senior software test engineer?

A Senior Software Test Engineer needs deep expertise in software testing methodologies, automation frameworks, and programming languages like Java, Python, or C#, typically backed by a degree in computer science or related field. Familiarity with tools such as Selenium, JUnit, TestNG, and bug-tracking systems like Jira, as well as certifications like ISTQB, is highly valuable. Strong problem-solving abilities, attention to detail, and effective communication skills enable collaboration and leadership within QA and development teams. These competencies are crucial to ensuring software quality, minimizing defects, and delivering reliable products in complex technical environments.

What are the typical collaboration points between a senior software test engineer and other teams during a project lifecycle?

Senior Software Test Engineers frequently collaborate with developers, product managers, and DevOps engineers throughout the project lifecycle. Early in the process, they work closely with developers to understand requirements and clarify acceptance criteria. During development, they coordinate on bug tracking and test coverage, and participate in sprint planning or daily stand-ups. They also interact with DevOps to integrate automated tests within CI/CD pipelines, ensuring smooth deployment and feedback cycles. This cross-functional collaboration is essential for delivering high-quality software efficiently.

What is the difference between Senior Software Test Engineer vs Software Test Engineer?

AspectSenior Software Test EngineerSoftware Test Engineer
CredentialsTypically requires 5+ years of experience, certifications like ISTQBEntry to mid-level, often with 1-3 years of experience, similar certifications
Work EnvironmentLeads testing projects, mentors junior staff, designs test strategiesPerforms test execution, reports bugs, follows test plans
Industry UsageUsed across software development companies, especially in larger teamsCommon in various tech companies, startups, and software firms

The main difference between a Senior Software Test Engineer and a Software Test Engineer lies in experience, responsibilities, and leadership. Senior roles involve strategic planning, mentorship, and complex testing, while Software Test Engineers focus on executing tests and reporting issues. Both roles are essential in ensuring software quality, with the senior position requiring more expertise and leadership skills.

Is senior software test engineer a good career?

A senior software test engineer is a valuable role in the software development process, focusing on quality assurance, test planning, and automation tools. It offers opportunities for career growth, specialization, and higher salaries, especially with experience in scripting, testing frameworks, and industry standards. The role is in demand across technology companies and can lead to positions such as test lead or quality assurance manager.

What cities near Waterloo, ON are hiring for Senior Software Test Engineer jobs?

Cities near Waterloo, ON with the most Senior Software Test Engineer job openings:

Infographic showing various Senior Software Test Engineer job openings in Waterloo, ON as of August 2026, with employment types broken down into 1% As Needed, 75% Full Time, 21% Part Time, 2% Contract, and 1% Nights. Highlights an 92% Physical, 1% Hybrid, and 7% Remote job distribution, with an average salary of $108,463 per year, or $52.1 per hour.

Senior Software Engineer, Operations (HCL/Lotus Notes)

Sun Life Financial

Waterloo, ON • On-site

Full-time

This job post has expired 1 day ago. Applications are no longer accepted.


Sun Life Assurance Company of Canada rating

8.6

Company rating: 8.6 out of 10

Based on 18 frontline employees who took The Breakroom Quiz

96th of 315 rated insurance


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:

The Senior Software Engineer is responsible for supporting, maintaining, enhancing, and troubleshooting HCL Notes/Domino applications and infrastructure. The role works closely with business partners, developers, infrastructure teams, and vendors to ensure reliable operation of Notes-based systems and migration of legacy solutions where required. This role will also deliver ongoing support and enhancements to six custom SharePoint Framework (SPFx) applications designed to modernize the platform and facilitate the transition away from HCL Notes.

What will you do?

  • Administer and support HCL Notes/Domino environments and SPFx apps.
  • Analyze and resolve application and infrastructure incidents.
  • Develop and maintain LotusScript-based applications and agents.
  • Basic navigation to check document locks, replication histories, and application performance
  • Perform database administration and maintenance activities.
  • Support Notes-to-modern-platform migration initiatives.
  • Investigate performance, security, and stability issues.
  • diagnose conflict documents, synchronization delays, and client setup faults
  • Coordinate with external vendors and service providers.
  • Produce technical documentation and operating procedures.
  • Participate in change management, testing, and deployment activities.
  • Provide operational support and on-call assistance as required.

Preferred Skills

  • Notes migration experience
  • SPFx development experience including TypeScript and React version compatibility requirements, SPFx web parts and SPFx packaging (.sppkg) as well as Power Apps, Power Automate, OpenSource, Java, Json, Git and Node.js/NPM / Gulp knowledge, Microsoft Graph API
  • TypeScript and React experience
  • Strong analytical and troubleshooting skills
  • Web development fundamentals (HTML, CSS, JavaScript concepts)
  • Strong troubleshooting and support experience
  • Ability to reverse-engineer existing code and vendor solutions
  • Familiarity with connecting Notes data to external systems using SQL Server, XML, or REST APIs.
  • Vendor-management experience.
  • Automation and scripting experience.

What do you need to succeed?

  • HCL Notes/Domino administration.
  • LotusScript development.
  • Notes database design and troubleshooting.
  • Incident management and root cause analysis.
  • Change and release management.
  • SQL and data integration concepts.
  • Strong communication and stakeholder-management skills.
  • Strong problem-solving and analytical skills.
  • Ability to work independently while contributing effectively within a multi-disciplinary team environment.
  • Excellent organizational skills with the ability to manage multiple priorities.
  • Excellent verbal and written communication skills.
  • 5+ years supporting HCL Notes/Domino environments.
  • 3+ years web development experience
  • Experience in enterprise application operations and production support.
  • Experience supporting business-critical applications in large enterprise environments.
  • Experience with legacy application modernization is an asset.

Notes:

  • Occasional weekend and/or after-hours work to support project implementations and production activities.
  • Occasional travel between Sun Life office locations may be required.

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 thebrightside@sunlife.com.


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:

30/08/2026

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