685,636+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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Software Engineer II, Full Stack (Card Acquisition)

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The Card Acquisition team is critical in bringing our exciting product vision to life. Like any other financial company, our first imp ...

Software Engineer II, Full Stack (Card Acquisition)

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The Card Acquisition team is critical in bringing our exciting product vision to life. Like any other financial company, our first imp ...

Software Engineer II, Full Stack (Card Acquisition)

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The Card Acquisition team is critical in bringing our exciting product vision to life. Like any other financial company, our first imp ...

Senior Frontend Software Engineer AI Platform Leader

About The Role Design and build user interfaces that make complex AI workflows simple and intuitive. You will create responsive, high performance web applications that help users interact with powerful AI capabilities. Senior Frontend Software Engineer Design and build user inte ...

Test Tools & Automation Full Stack Software Engineer

They gather information about your interactions on the site, such as which pages you visit frequently, how long you stay, and the links or buttons you click. They help us record any difficulties you have with the website and help us to evaluate the effectiveness of our advertising. By analyzing this data, we ca ...

Staff Frontend Software Engineer (Availability Planning & Experiences)

*This will be a remote role to start, with plans to transition to hybrid in-office 2x/week located in downtown Toronto at 134 Peter Street. With millions of diners, 60,000+ restaurant partners and 25+ years of experience, OpenTable, part of Booking Holdings, Inc. (NASDAQ: BKNG), is an industry lead ...

Senior Software Engineer Hybrid, Full Stack & Cloud

A leading technology company is seeking a Senior Software Engineer in London, Ontario. The role involves designing and building full-stack systems, ensuring scalability and maintainability. Candidates should have 5+ years of experience, a strong background in modern technical stacks, and a commitment to high-qua ...

Senior Software Engineer Distributed Storage & DB Infra

A leading tech company in Ontario, Canada, seeks an experienced software engineer to enhance their database access layer and support their global expansion. The role requires over 5 years of cloud infrastructure experience and a relevant Bachelor's degree. You'll work on improving database performance and contri ...

Software Engineer II, Full Stack (Card Acquisition)

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The Card Acquisition team is critical in bringing our exciting product vision to life. Like any other financial company, our f ...

Software Engineer II, Full Stack (Card Acquisition)

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The Card Acquisition team is critical in bringing our exciting product vision to life. Like any other financial company, our first imp ...

Software Engineer II, Full Stack (Card Acquisition)

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The Card Acquisition team is critical in bringing our exciting product vision to life. Like any other financial company, our first imp ...

Senior Software Engineer, Full Stack (Trust & Safety)

Overview Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. Trust & Safety Experience owns the customer journeys during authentication, verification, and fraud journeys. You w ...

Senior Software Engineer for Scalable Localization Solutions

Enhance product localization as a Senior Software Engineer. Drive the development of innovative tools and approaches that optimize localization efficiency for web and mobile applications.In this pivotal role, you will collaborate closely with development teams to build and maintain tools and processes for sc ...

Mobile Device Software Research Engineer Vancouver, BC

Mobile Device Software Research Engineer Who We Are Flowfinity Wireless is a proven provider of flexible enterprise mobile app software. We help businesses across industries run more efficiently by replacing paper and spreadsheets with fully customizable workflow apps. Our software enables t ...

Staff Software Engineer, International Card Tech (Hybrid)

A leading financial technology company in Toronto is seeking a Staff Software Engineer to contribute to the development of international Card customer management systems. This senior technical role requires at least 8 years of hands-on experience in full-stack development using a variety of programming languages ...

Staff Software Engineer, Issue Workflow, High Scale

A leading software monitoring company in Toronto is seeking a Staff Software Engineer for their Issue Workflow team. The ideal candidate has over 10 years of full-stack software engineering experience, primarily in Python and Typescript. You will drive the technical strategy while mentoring other engineers, cham ...

Software Engineer JavaScript, Java & Modern Web Apps

A leading IT staffing firm in Calgary seeks a Software Engineer to develop software using modern design principles. The role involves translating user needs into product features, managing the full development lifecycle, and collaborating with global teams. Candidates should have a Bachelor's degree in Computer ...

Software Development Engineer, Amazon Connect Contact Lens

Software Development Engineer, Amazon Connect Contact Lens As part of the AWS Solutions organization, we have a vision to provide business applications, leveraging Amazon’s unique experience and expertise, that are used by millions of companies worldwide to manage day-to-day operations. We will accom ...

Software Development Engineer (Full Stack) Evisort AI

**Your work days are brighter here.**We’re obsessed with making hard work pay off, for our people, our customers, and the world around us. As a Fortune 500 company and a leading AI platform for managing people, money, and agents, we’re shaping the future of work so teams can reach their potential and focus on wh ...

Technical Safety BC Dynamics 365 Software Engineer

Enhance your career at Technical Safety BC as a Dynamics 365 Software Engineer II in a flexible hybrid environment. Bring your technical acumen to lead software development projects.In this full-time contract role, your expertise will drive the integration and improvement of our software systems. With a focu ...

Senior Software Engineer Hybrid Trading Start Up

Shape the future of financial technology as a Senior Software Engineer at a Toronto start-up specializing in trading solutions. Emphasize your Python and C++ coding skills in a hybrid work environment.This role offers a six-month contract with opportunities for a permanent position, allowing you to influence ...

Principal Software Engineer, Data Pipelines Generative AI

As a Principal Software Engineer on the AEC Solutions team, you will join a team of technologists to build data pipelines to power our work in artificial intelligence, deep learning, generative AI, machine learning, reinforcement learning, information retrieval, and natural language processing. You will co ...

Software Engineer, iOS Core Product Waterloo, Canada

The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember mo ...

Software Engineer, Data Infrastructure & Acquisition Waterloo, Canada

The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember mo ...

Staff Software Engineer, End User Protection (Auth0)

Auth0 is an authentication and authorization platform that powers more than 100 million daily logins worldwide. It provides developers with a secure, seamless experience for accessing applications while protecting user data. The End User Protection team is responsible for building and maintaining A ...

Senior Software Engineer in AI at eBay

Elevate eBay's software capabilities as a Senior Software Engineer focused on AI. Lead the design of backend services that enhance efficiency and developer experience.This role is part of eBay’s innovative engineering team aiming to transform software development through AI technology. You will be tasked wit ...

Senior Software Engineer Evisort AI (Python/Typescript)

Your work days are brighter here. We’re obsessed with making hard work pay off, for our people, our customers, and the world around us. As a Fortune 500 company and a leading AI platform for managing people, money, and agents, we’re shaping the future of work so teams can reach their potential and ...

Senior Security Software Engineer iCloud Security Infrastructure

Summary At Apple, privacy and security aren't features - they're foundational principles. As a Senior Security Software Engineer on our iCloud Security team within Apple Services Engineering (ASE), you'll be part of a small, elite group of engineers building and protecting the infrastructure that ...

Software Engineer, Data Infrastructure & Acquisition Calgary, Canada

The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember mo ...

Software Engineer, Data Infrastructure & Acquisition Ottawa, Canada

PLEASE APPLY THROUGH THIS LINK: DO NOT APPLY BELOW The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news ...

Software Engineer for Internal Tools and AI

Enhance Push's internal infrastructure as a Full Stack Software Engineer focusing on AI and tool development. This role combines technical skill with creativity in a people-first environment.Push seeks a skilled engineer with over 5 years of experience to lead the building and maintaining of essential intern ...

Senior Software Engineer C++ at EA SPORTS

Elevate game design at EA SPORTS as a Senior Software Engineer specializing in C++. Drive innovations that enhance user experiences and improve game creation workflows.You'll be part of a dynamic team addressing architectural design, implementation, and debugging on various platforms. This Generalist Softwar ...

Software Engineer II at Amazon Web Services

Join AWS as a Software Development Engineer II in Vancouver, BC, where your skills will contribute to creating scalable cloud solutions that serve global customers.AWS is looking for innovative Software Development Engineers to contribute to their expanding product offerings. Your primary responsibilities wi ...

Software Engineer for Internal Tools and AI

Enhance Push's internal infrastructure as a Full Stack Software Engineer focusing on AI and tool development. This role combines technical skill with creativity in a people-first environment.Push seeks a skilled engineer with over 5 years of experience to lead the building and maintaining of essential intern ...

Software Engineer II Full Stack at Affirm

Become a vital part of Affirm's Marketplace Performance team as a Full-Stack Software Engineer II. Enjoy a remote work setup while transforming how shoppers discover deals.This position invites applicants with 1.5+ years of software engineering experience to support our innovative platforms. You'll work coll ...

Software Development Engineer, Selling Partner Financial Technology

Software Development Engineer, Selling Partner Financial Technology Do you want to solve business challenges through innovative technology? Do you enjoy working on innovative, scalable services technology in a team environment? Do you like working on industry-defining projects that move the needl ...

Software Engineer, iOS Core Product Calgary, Canada

Software Engineer, iOS Core Product - Calgary, Canada The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text‑to‑speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – ...

Software Engineer, Data Infrastructure & Acquisition Toronto, Canada

The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember mo ...

Software Engineer for Internal Tools and AI

Enhance Push's internal infrastructure as a Full Stack Software Engineer focusing on AI and tool development. This role combines technical skill with creativity in a people-first environment.Push seeks a skilled engineer with over 5 years of experience to lead the building and maintaining of essential intern ...

Software Engineer: Mobile Apps with Tophat HR

Take the next step in your engineering career as a Software Engineer focusing on mobile app development at Tophat HR. You'll be developing a cross-platform application using Expo and React Native for a promising startup.Our startup client needs an enthusiastic Software Engineer driven to create mobile applic ...

Principal Software Engineer Platform, Identity and BI

Responsibilities Architect and develop large‑scale, mission‑critical BI and data platform solutions serving millions of users across the globe, leveraging AWS native technologies including Athena, Redshift, Glue, QuickSight, and S3. Lead the design and implementation of robust dat ...

iOS/tvOS Senior Software Engineer at CNN

Become an iOS/tvOS Senior Software Engineer at CNN, working on cutting-edge apps for mobile and Connected TV audiences. Thrive in an innovative, supportive team environment.In this senior role, you'll lead technical efforts and mentor less experienced developers while contributing to CNN's software strategy. ...

Alpaca Senior Software Engineer Market Data Focus

Become a Senior Software Engineer at Alpaca, driving the market data team to new heights. Your expertise will help create a developer-first API enhancing financial services.Alpaca, a leader in brokerage infrastructure, is searching for a Senior Software Engineer to elevate its market data architecture. This ...

Senior Software Engineer, Core Experiences Ottawa, Canada

Mission Speechify is the easiest way to listen to the world’s information. Articles on the web, documents in the cloud, books on your phone. We absorb it all and let you listen to it at your desk, on the go, at your own speed, and with tools that make learning easier, deeper, and faster. ...

Staff Software Engineer, Communications: Secure Messaging AI

A growing health tech company in Metro Vancouver is seeking a Staff Software Developer to enhance their messaging solutions. This role involves delivering secure messaging workflows and raising technical standards within the team. Ideal candidates will have strong Ruby development experience and the ability to w ...

Software Development Engineer, Real Time Visual Intelligence

Key Responsibilities Design and implement scalable systems for real‑time processing and multimodal AI integration. Build core components of a horizontal capability that powers visual understanding across Amazon’s device ecosystem. Partner with cross‑functional teams to d ...

Experienced Software Engineer for Satellites at MDA

Explore a rewarding role as a Software Engineer for Ground Systems at MDA Space in Saint-Bruno, QC, focusing on innovative satellite technology. Bring your software development expertise to a full-time, on-site opportunity.As part of MDA Space, you'll enhance satellite operations and software efficiency with ...

Software Engineer, Data Infrastructure & Acquisition Toronto, Canada

The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember mo ...

Software Engineer for Internal Tools and AI

Enhance Push's internal infrastructure as a Full Stack Software Engineer focusing on AI and tool development. This role combines technical skill with creativity in a people-first environment.Push seeks a skilled engineer with over 5 years of experience to lead the building and maintaining of essential intern ...

Innovative Software Engineer .NET and Agile Focus

Become an Innovative Software Engineer with a focus on .NET and Agile frameworks. Contribute to sustainable software development while excelling in a fast-moving environment.We are in search of a Software Engineer who thrives in collaborative settings. You will execute development plans, contribute to Agile ...

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