685,619+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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Hybrid GIS Software Engineer ArcGIS Specialist

A leading technology firm in Toronto is seeking a Senior Software Developer with extensive GIS development experience. The role requires proficiency in ESRI technologies and strong analytical skills. This hybrid position involves maintaining production systems and collaborating with cross-functional teams. Ideal ...

Distributed Systems Software Engineer, Python / Go

Distributed Systems Software Engineer, Python / Go Join to apply for the Distributed Systems Software Engineer, Python / Go role at Canonical Distributed Systems Software Engineer, Python / Go 3 months ago Be among the first 25 applicants Joi ...

Sr. Software Engineer in Test (Python)

Sr. Software Engineer in Test Department: Research & Development Employment Type: Full Time Location: Canada-CHQ-Ontario-Toronto Compensation: $123,300 - $169,500 / year Description This full-time, on-site position is ideal ...

Software Applications Engineer for AI/ML

Company: Qualcomm Canada ULC Job Area: Engineering Group, Engineering Group > Software Applications Engineering General Summary: As a Qualcomm Customer Engineer, you will collaborate with leading application vendors to integrate advanced AI models, ensuri ...

Embedded Software Engineer WaveLogic (New Grad)

A global leader in high-speed connectivity is seeking a new graduate for the WaveLogic Embedded Software Developer role in Ottawa. The ideal candidate will develop embedded software for optical modems, collaborate with teams, and require proficiency in C, C++, and Python. This full-time position offers a competi ...

Full Stack Software Engineer (Brilliant Harvest)

Full Stack Software Engineer (Brilliant Harvest) About Brilliant Harvest Brilliant Harvest is a fast‑growing ag‑tech startup that is redefining how equipment dealerships support their staff and customers. Purpose‑built for the ag and construction industries, Brilliant Harvest’s AI ...

DL System Software Engineer AI Platform

We are seeking highly motivated and skilled systems engineers to join our team to help in developing an AI Platform that offers an efficient infrastructure for inference and training large scale models. As a systems engineer, you will play a crucial role in building a unified solution that brings our innov ...

Node.js Software Engineer – Wealth Management Platform

A global consulting firm is seeking a Software Developer to work on its Wealth Management Technology platform in Calgary. The role involves collaborating with various teams to design, develop, and maintain software solutions. Candidates should have 3-7+ years of software development experience with strong profic ...

Senior Software Engineer, Backend (Continuous Delivery)

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. The Continuous Delivery team works within Developer Productivity to build and improve platforms, workflows, and gua ...

Senior Cloud Software Engineer OpenStack & Kubernetes

A leading technology company is looking for a Member of Technical Staff - Software Engineering to develop cloud infrastructure. The ideal candidate should have at least 5 years of software development experience, proficiency in C/C++ and Python, and familiarity with Kubernetes. Responsibilities include developin ...

Senior Software Engineer, Backend (Continuous Delivery)

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. The Continuous Delivery team works within Developer Productivity to build and improve platforms, workflows, and gua ...

Senior Software Engineer, Fullstack (Consumer Engineering)

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.Consumer Growth Experience Engineering (CGX) builds the platforms and end‑to‑end experiences that power affirm’s consumer growth ac ...

Senior Software Engineer, Fullstack (Consumer Engineering)

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.Consumer Growth Experience Engineering (CGX) builds the platforms and end‑to‑end experiences that power affirm’s consumer growth ac ...

Software Engineer I Production Systems & Support

Une banque de premier plan à Toronto recherche un professionnel en technologie de l'information pour un rôle de Customer. Le candidat idéal doit posséder des compétences en gestion des incidents et en communication efficace. Les responsabilités incluent la résolution d'incidents, la collaboration avec les partie ...

Staff Software Engineer, Platform Streaming (Auth0)

Get to know Okta Okta is The World’s Identity Company. We free everyone to safely use any technology, anywhere, on any device or app. Our flexible and neutral products, Okta Platform and Auth0 Platform, provide secure access, authentication, and automation, placing identity at the core of business security and g ...

Secret Cleared Software Engineer, C4ISR Systems

A technology consulting firm is seeking an Intermediate Software Engineer to support a large-scale defense project in Ottawa. The role involves providing system design and engineering support for the Canadian Army’s C4ISR systems. Candidates should have over 5 years of relevant software engineering experience, p ...

FinTech Software Engineer – Carbon Markets Platform

A leading carbon markets firm based in Toronto is seeking a Software Engineer to develop features for their financial intelligence platform. This role involves working with complex financial datasets and requires strong technical skills in Python and TypeScript. The ideal candidate will have over 5 years of expe ...

Senior Software Engineer Enterprise Automation Team

Senior Software Engineer - Enterprise Automation Teamlululemon is an innovative performance apparel company for yoga, running, training, and other athletic pursuits. Setting the bar in technical fabrics and functional design, we create transformational products and experiences that support people in mo ...

Senior Geophysical Software Engineer (Seismic Processing)

Location 700 9th Ave SW Suite 2000, Calgary, Alberta, T2P 3V4, CanadaWe are looking for the right people — people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the ...

Senior Software Engineer AI Platform & Experiences

CaptivateIQ is transforming the way companies plan, manage, and optimize sales performance. We started by revolutionizing incentive compensation management, and now we're expanding our platform to solve broader enterprise performance management challenges. Recognized by industry analysts like Forrester and G2 an ...

Capital Markets Software Engineer — Growth & Impact

A leading banking institution in Toronto seeks an Associate Software Engineer to develop and implement market-leading solutions in capital markets. The role involves close collaboration with business teams, coding, and enhancing applications. The ideal candidate has a degree in computer science or engineering an ...

Hybrid Senior Software Engineer — Remote/Onsite

A leading technology firm in Toronto is seeking an experienced Software Developer - Senior to drive software development initiatives. The role involves translating specifications into working applications, coding, testing, and providing post-implementation support. Candidates should have over 10 years of experie ...

Software Engineer Python Cloud graduate level

Canonical Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the w ...

Senior Software Engineer(.NET, Node.js, Vue.js)

Senior Software Engineer(.NET, Node.js, Vue.js) Job Description/ ResponsibilitiesDesign, develop, and maintain web applications using .NET technologies (e.g., ASP.NET, C#).Collaborate with cross‑functional teams to define, design, and ship new features.Write clean, scalable, and eff ...

Sr. Manager/ Director AI Software Engineer

About Us Appnovation is a global, full-service digital partner that combines Strategy, Experience & Design, Engineering and Managed Services. We build digital solutions that deliver real impact today and serve as foundations for future growth. Bold ambition. Practical action. Endless possibilities.Abou ...

AI Focused Senior Software Development Engineer

Join Dialpad as a Senior Software Development Engineer in Test to enhance our AI Voice Agent capabilities. Ensure high-quality automation in a forward-thinking tech environment.In this Kitchener-based role, you will lead the development of robust testing frameworks for Dialpad's innovative AI solutions. Your ...

Senior Software Engineer, Backend (Merchant Advocacy)

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 Merchant & Partner Lifecycle (M&PL) team is at the forefront of Affirm’s architectural transformation. We are addressing critical archit ...

Transify Software Engineer Product and Data

Leading the development of new features - from prototyping to UX to the backend logic, writing unit and integration tests, and writing documentation. Remote, Canada Transify is a Toronto-based startup that's working on a data platform for transit agencies. Our data platform visualizes the data generated by GPS a ...

Software Engineer Intern: AI & Trading Systems

A pioneering technology company in Ottawa is looking for a motivated Software Engineer Intern to contribute to the development of advanced AI solutions and assist with algorithmic trading systems. This role offers hands-on experience in a fast-paced environment and an opportunity to work with experienced profess ...

Staff Software Engineer — Internal Platform & Architecture

A leading data streaming technology company in Canada seeks a Staff Software Engineer to design and implement internal web applications. The ideal candidate will have over 12 years of experience, strong full stack development skills, and a technical architecture background. You will collaborate with cross-functi ...

Software Engineer I Java/Spring & Angular

Une grande institution financière recherche un Ingénieur en logiciels I à Toronto. Le candidat idéal a entre 3 et 5 ans d'expérience en ingénierie logicielle, avec une maîtrise de Java et du framework Spring, ainsi qu'une expérience en développement d'applications frontend avec Angular. Ce poste inclut des respo ...

Software Engineer II, Backend (AI Agents)

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.We're looking for a Software Engineer II to join the AI Agents engineering team within the Servicing Engineering organization. Our ...

Software Engineer (Intermediate and Senior Levels)

About Felix Founded in 2019, Felix is a digital healthcare company that puts the patient in control of their own health and well-being. We’re passionate about building technology and beautiful customer experiences to make healthcare more accessible (and more enjoyable) for all Canadians.Felix is Canada ...

Senior Java Software Engineer with AWS

Iris's Fortune 100 direct client is lookingJava Developer with AWS . Please find below Job description and share me your updated resume at Job Title: Java Developer with AWS Location: Toronto, ON (Hybrid, 3 days onsite in a week) Must Have experience in Java, Spring boot, Nodejs, AWS lambda ...

Senior Principal Software Engineer, Feature Store

Overview Who We AreWe're Redis. We built the product that runs the fast apps our world runs on. If you checked the weather, used your credit card, or looked at your flight status online today, you’re welcome. At Redis, you’ll work with the fastest, simplest technology in the business—whether you’re bui ...

Senior Software Engineer, Fullstack (Consumer Engineering)

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.Consumer Growth Experience Engineering (CGX) builds the platforms and end‑to‑end experiences that power affirm’s consumer growth ac ...

Senior Software Engineer (Python + Distributed systems)

Scribd, Inc. is on a mission to advance human understanding. Our four products — Scribd®, Slideshare®, Everand™, and Fable — help billions of people across the globe move beyond access and into insight, application, and expertise.Culture at Scribd, Inc. We support a culture where our employees can be r ...

Senior Software Engineer Full Stack .NET

Who We AreBankjoy is a Y Combinator and Bessemer Venture Partner backed FinTech startup. We are changing the way community banks and credit unions do business, enabling them to become tech‑driven and digital first. Bankjoy provides modern digital banking products including mobile banking, online bankin ...

Senior Software Engineer, Fullstack (Consumer Engineering)

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.Consumer Growth Experience Engineering (CGX) builds the platforms and end-to-end experiences that power Affirm’s consumer growth ac ...

Senior Software Engineer, Fullstack (Consumer Engineering)

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.Consumer Growth Experience Engineering (CGX) builds the platforms and end-to-end experiences that power Affirm’s consumer growth ac ...

Senior Software Engineer at Arista Networks

Accelerate your career as a Senior Software Engineer with Arista Networks. Contribute to the development of packet forwarding engines and systems while working with cutting-edge technologies in a collaborative environment.In this full-time position, you will join Arista’s Packet Forwarding Engines (PFE) and ...

Embedded Software Engineer with Technical Leadership

Embrace a role as an Embedded Software Engineer, driving technical leadership in firmware development. Collaborate with multi-disciplinary teams to innovate and enhance embedded solutions for electric systems.As an essential member of the engineering team, you will focus on the design and maintenance of embe ...

Core Software Engineer for Spacecraft Systems

Shape the future of space exploration as a Core Software Engineer for spacecraft. Build and enhance embedded systems, creating software that withstands the rigors of space environments.In this influential role, you will develop embedded software responsible for spacecraft avionics and effective control syste ...

Automation Focused Software Engineer for Gaming

Elevate gaming experiences as a Software Engineer focusing on automation tools. Play a pivotal role in improving efficiency and security in the game development lifecycle through your technical skills.This role requires collaboration with Quality Assurance and engineering teams to enhance operational capabil ...

Sr. Software Development Engineer in Test

Sr. Software Development Engineer in Test This position is based at one of Dialpad’s Canadian offices and reports to a QA Eng Manager in the United States. Your role As a Sr. SDET in Agentic QA, you will own the test automation and quality frameworks that support Dialpad’s AI Vo ...

Join Raisely as a Software Engineer

Become a Software Engineer II on Raisely's innovative team, specializing in both backend and frontend code. Your role will focus on creating scalable software solutions that prioritize user experience.As a Mid-Level Software Engineer, you will work collaboratively with a talented team to design high-quality ...

Embedded Software Engineer (Co op student)

Position Title: Embedded Software Engineer (Co-op) Location: Ottawa, ON (Onsite) Employment Type: Student – Co-op, existing vacancy About Lumentum At Lumentum, we’re building the tech behind the world’s fastest networks and most advanced systems. Ou ...

Sr. Software Development Engineer in Test

Sr. Software Development Engineer in Test Quality Assurance Kitchener, Canada About Dialpad Dialpad is the AI-native business communications platform. We unify calling, messaging, meetings, and contact center on a single platform - powered by AI that understands every conversati ...

Embedded Software Engineer Intern at Ciena

Elevate your career with Ciena as an Embedded Software Engineer Intern. Dive into real-time embedded software for critical applications, utilizing C and C++ skills in a supportive environment.This internship is perfect for computer or electrical engineering, or computer science students. You'll engage in des ...

Full Stack Software Engineer at Amrize

Elevate your career as a Full Stack Software Engineer with Amrize, focusing on AI integration in industrial solutions. This full-time role, based in either Mississauga or Laval, offers the chance to innovate and implement impactful technologies.In this role, you will collaborate as a Senior Engineer speciali ...

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