test development engineer jobs in Toronto

A leading IT Services firm in Toronto is seeking a Mid-Senior Level Data Tester to join their team. You will be responsible for testing GCP applications and collaborating with senior team members to ensure project success. Ideal candidates will have 8-10 years of experience in Data testing, proficient in GCP Big Query, Python, and SQL, and possess excellent...

Own quality for Nexxa AI agents through Python automation and exploratory testing across industrial systems and operational scenarios. As a Senior or Staff SDET, you will build production-grade evaluation harnesses, simulators, regression suites, and CI/CD quality gates. You will test LLM-based agents across planning, tool selection, execution, recovery, and...

Join Okta as a Senior Software Development Engineer in Test focused on enterprise quality. You'll design test strategies and automate tests for scalable features in AI identity governance. The Okta Identity Governance Team is seeking a Senior Software Development Engineer in Test to ensure high quality across features in the scrum team. You will review...

Description Amazon Worldwide Advertising is one of Amazon's fastest growing and most profitable businesses. The Advertiser Experience (AX) group owns the experience of the advertiser from the moment they decide to engage with our platform through the full lifecycle of self-service advertising management. This includes campaign building and management,...

Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain nimble even as a...

Description The Advertiser Growth Engine (AGE) team owns and builds services and applications across Amazon Advertising that make advertising across countries as easy as flipping on a switch. Our mission is to accelerate the path for millions of our Advertising clients in becoming global advertisers and brands. Description The Advertiser Growth Engine...

About the Role As a Contact Center Testing Engineer, you will play a critical role in ensuring the quality, reliability, and performance of enterprise contact center solutions built on Amazon Connect and related technologies. You will work closely with business stakeholders, developers, solution architects, product owners, and operations teams to validate...

Select how often (in days) to receive an alert: Transformation Engineer - Software Development, AI & Quality Engineering Requisition ID: 48646 Business Unit: Fitch Group Category: Information Technology Location: Toronto, ON, CA Date Posted: Aug 12, 2026 Transformation Engineer - Software Development, AI & Quality Engineering Fitch Group is seeking a...

Software Development Engineer III, Scaling Efficiency, CloudTune Amazon's CloudTune organization is seeking a Senior Software Development Engineer to join the Scaling Efficiency team. CloudTune ensures that Amazon's infrastructure is right-sized at the right time, powering capacity decisions for thousands of EC2-based services across Amazon. Scaling...

Our mission is to help to create a world where drugs are engineered, not discovered. We work on treatments for cancer and other indications while also partnering with industry leaders in drug discovery to generate novel therapeutics outside of the conventional chemical space. Our mission is to help to create a world where drugs are engineered, not...

A dynamic engineering firm in Ontario is seeking a Senior Protection and Control Testing Engineer. This full-time role involves testing and commissioning power system protection schemes in the utility and oil & gas industries. The ideal candidate has a Bachelor's Degree in Electrical Engineering and 6+ years of relevant experience. A competitive compensation...

MaintainX is a leading mobile-first work execution platform for industrial and frontline teams. More than 13,000 customers, including Duracell, McDonald's, Shell, DHL and Volvo, use MaintainX to cut unplanned downtime and run better operations, across 13.9 million managed assets and 79.5 million completed work orders.In August 2026 MaintainX became part of...

Software Development Engineer II, Campaign Management Amazon Worldwide Advertising is one of Amazon's fastest growing and most profitable businesses. The Advertiser Experience (AX) group owns the experience of the advertiser from the moment they decide to engage with our platform through the full lifecycle of self-service advertising management. This...

About us:Based in Toronto, Crescendo Technology is a research and IT firm providing software, research, and technical services to blue-chip clients in the online entertainment space. We work with global partners to deliver the highest level of technological support for our customers and their customers.Job Purpose:You’ll build the backend engines that...

Software Development Engineer, Ring Cloud Connectivity OrgRing is seeking a Mobile Software Development Engineer to join the Cloud Connectivity organization in Toronto, where you'll build and deliver customer-facing mobile experiences that power how millions of Ring devices and services work together.You’ll design and implement high-quality mobile...

Software Development Engineer III, Scaling Efficiency, CloudTuneAmazon's CloudTune organization is seeking a Senior Software Development Engineer to join the Scaling Efficiency team. CloudTune ensures that Amazon's infrastructure is right-sized at the right time, powering capacity decisions for thousands of EC2-based services across Amazon. Scaling...

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. the company secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who...

Software Development Engineer, Ring Cloud Connectivity OrgRing is seeking a Software Development Engineer to join the Cloud Connectivity organization in Toronto, where you'll build and deliver large-scale, customer-facing platforms that power how millions of Ring devices and services work together.You’ll design and implement systems that process...

About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work...

Description Join us in building the next generation of distributed systems and database technologies to power AWS! About AWS Amazon Web Services (AWS) is the world’s most comprehensive and broadly adopted cloud platform. We pioneered cloud computing and never stopped innovating — that’s why customers from the most successful startups to Global 500...