685,673+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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Autonomy Software Engineer — Equity & Drone Innovation

A leading aerospace company in Montreal is seeking an Autonomy Software Engineer to enhance their autonomy platform and develop innovative solutions for autonomous drones. Candidates should have a strong engineering background, 4+ years of software engineering experience, and proficiency in C++ and Python. This ...

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 II, Design Systems

The Company You’ll JoinCarta connects founders, investors, and limited partners through world-class software, purpose-built for everyone in venture capital, private equity and private credit. Trusted by 65,000+ companies in 160+ countries, Carta’s platform of software and services lays the groundwork s ...

Senior Software Engineer: Data Warehousing & AWS

A leading tech solutions company in Toronto is seeking a Senior Software Developer. This role involves working with diverse data formats and cloud technologies, particularly AWS. Candidates should have expertise in the full Software Development Life Cycle, including requirements gathering, design, implementation ...

Software Engineer (Rust + Python) Surrey, BC

Whistler Alpha Research is a research arm of Whistler Trading, a systematic proprietary trading firm founded by industry leaders who previously built some of the most successful businesses in quantitative finance and high-frequency trading. We’re on a mission to build elite trading systems and infrastructure wit ...

CRM Software Engineer — Siebel & AEM Integration

A technology solutions firm located in Toronto is seeking an Intermediate Software Developer specializing in CRM applications. The ideal candidate will have over 5 years of experience with Siebel technical configuration and possess strong analytical and problem-solving skills. Responsibilities include translatin ...

Software Engineer C# .NET Core & JavaScript

The Software Engineer is experienced in designing and building APIs and external system interfaces for integration. This position will ensure each solution is bespoke design and will require a strong understanding of the product and business. This role will offer a significant opportunity to grow our portfolio a ...

Senior Software Engineer, Backend (Growth Platform)

Senior Software Engineer, Backend (Growth Platform)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. About The TeamThe Growth Platform Engineering team builds the core sy ...

Software Engineer II Frontend, Core Experience

Software Engineer II- Frontend, Core ExperienceInstacart 03 July 2025 We're transforming the grocery industry At Instacart, we invite the world to share love through food because we believe everyone should have access to the food they love and more time to enjoy it together. Where others see a simple n ...

Software Engineer AgTech Platform (Crop Scanner)

A leading agricultural technology firm in Vancouver is seeking a Software Engineer to enhance its Crop-Scanner agtech platform. In this role, you will design and implement features, collaborate across teams, and contribute to sustainable agriculture solutions. The ideal candidate has 2-4 years of software develo ...

Cloud & DevOps Software Engineer — Hybrid (Toronto)

A technology services company in Toronto is seeking a Software Developer to join a hybrid role. This position involves working across software development and cloud infrastructure, focusing on designing, building, deploying, and maintaining microservices and CI/CD pipelines. The ideal candidate has at least 3 ye ...

Senior Software Architect Engineer (Aerospace / eVTOL)

Senior Software Architect Engineer (Aerospace / eVTOL) Location:Lindsay, Ontario, Canada Employment Type:Full-time Salary Range:CAD 120,000 – 165,000 (annual) Work Model:HybridAbout the Job A senior-level Software Architect & Engineer is sought to lead mission-cr ...

Senior or Principal Software Engineer(s)

Principal EngineerAs a Principal Engineer, you will be a strong technical leader on the individual contributor (IC) track with deep experience in software development. Your primary responsibility will be to drive technical excellence and innovation in our projects.We highly value technical kn ...

Senior Software Architect Engineer (Aerospace / eVTOL)

Senior Software Architect Engineer (Aerospace / eVTOL) Location:Lindsay, Ontario, Canada Employment Type:Full-time Salary Range:CAD 120,000 – 165,000 (annual) Work Model:HybridAbout the Job A senior-level Software Architect & Engineer is sought to lead mission-cr ...

Senior Software Architect Engineer (Aerospace / eVTOL)

Senior Software Architect Engineer (Aerospace / eVTOL) Location:Lindsay, Ontario, Canada Employment Type:Full-time Salary Range:CAD 120,000 – 165,000 (annual) Work Model:HybridAbout the Job A senior-level Software Architect & Engineer is sought to lead mission-cr ...

Senior Software Architect Engineer (Aerospace / eVTOL)

Senior Software Architect Engineer (Aerospace / eVTOL) Location:Lindsay, Ontario, Canada Employment Type:Full-time Salary Range:CAD 120,000 – 165,000 (annual) Work Model:HybridAbout the Job A senior-level Software Architect & Engineer is sought to lead mission-cr ...

Senior or Staff Android Software Engineer

Senior or Staff Android Software Engineer This range is provided by Skylight. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay range $170,000.00/yr - $210,000.00/yrSkylight's mission is to build the OS of the family. We make consume ...

Software Test Automation Engineer – New Grad

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 dat ...

Senior Software Engineer — Remote, Equity & Growth

A leading tech company in Canada is seeking a Senior Software Engineer to join their Product Software Engineering team. The ideal candidate should have experience in full-stack development, a strong understanding of Agile methodologies, and a passion for mentoring others. This role offers a comprehensive compens ...

Associate Software Engineer VFX Tools & Pipelines

A major entertainment company in Vancouver seeks an Associate Software Engineer to support a talented team in developing innovative technologies. This role involves writing clean code, supporting senior developers, and learning new technologies. Candidates should hold a relevant Bachelor's degree and have experi ...

Senior Software Engineer Upper Funnel Engineering

Who we are lululemon 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 moving, growing, connecting, and being well. We owe ou ...

Experienced Software Engineer for Payment Solutions

Lead the development of innovative payment solutions as a Senior Software Engineer. Utilize Java, MySQL, and AWS Cloud to enhance our payment application processes.You will play a pivotal role in improving the GCPay platform, focusing on quality and performance. This position requires at least 5 years ...

Compiler Development Engineer for Quantum Software

Advance your career as a Compiler Development Engineer, addressing software challenges in quantum computing applications. Collaborate with a scientific team to enhance our unique compiler pipeline and features.Candidates should possess a Ph.D. in Computer Science or Physics, focusing on quantum computa ...

Senior Software Engineer: Gaming Systems Architect

Shape the future of gaming as a Senior Software Engineer. Focus on developing and maintaining advanced systems for an unannounced project with a high-profile IP partner.This contract role involves significant responsibilities in software architecture and design within a collaborative environment. You'l ...

Software Engineer for Agile Cloud Solutions

Join our team as a Software Engineer focusing on cloud applications. Contribute to software development within a flexible, hybrid work setting, engaging with cutting-edge technologies.In this position, you will analyze, design, and implement software solutions for financial services. With a degree in C ...

Senior Software Engineer II, Machine Learning

Sr. Software Engineer II, Machine LearningNarvaris growing! We are hiring a Senior Software Engineer II to build new products and improve all aspects of the Narvar platform. Data is at the core of our competitive advantage so the work you do has a large impact across the company, our business ...

Embedded Software Engineer for Satellite Systems

Elevate satellite communication technology as a Senior Software Engineer with deep knowledge of C++ and embedded systems. Contribute to innovative solutions for voice, video, and data connectivity.In this pivotal role, you will collaborate with teams in an Agile environment to implement next-generation ...

Senior Software Engineer AI Driven Search

Lead innovative search solutions as a Senior Software Engineer focusing on AI-driven platforms. Your role will combine software engineering expertise with a commitment to quality delivery and user experience.In this engineering position, you will focus on creating and maintaining the search infrastruct ...

Software Engineer for Creative Production Tools

Become a key player as a Software Engineer in creative production. Lead projects that craft high-quality tools while mentoring junior engineers in a supportive environment.As a senior member of the APPS team, you will oversee the development of artist-facing software while balancing project risks and e ...

C# Software Engineer in Agile Environment

Empower businesses by designing and developing software solutions as a C# Software Engineer. Bring your 8+ years of experience in creating distributed web applications to a dynamic team focused on finance and travel.In this role, you will work on innovative projects that enhance customer experiences. Y ...

Senior Software Engineer Post Purchase Experiences

Overviewwho we arelululemon 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 moving, growing, connecting ...

Senior Software Engineer for OBNC Development

Elevate your career as a Senior Software Engineer focused on OBNC development within business banking. Handle engineering tasks across analysis, defect resolution, and operational improvements to optimize performance.This contractor position plays a key role in delivering essential capabilities for onb ...

Software Engineer II Full Stack Focus

Become a Software Engineer II with a full-stack focus, shaping feature development and backend architecture while driving forward our vision through innovative technology.This role offers the chance to impact core functionalities and user interfaces in a setting that prioritizes teamwork and shared lea ...

Senior Rust Software Engineer in Security

We're looking for a Senior Rust Software Engineer to enhance a secure AI platform through hands-on development and architectural design. This onsite role focuses on building AWS SaaS systems.As a Senior Engineer, your expertise in Rust and DevOps will help shape secure AI solutions. Responsibilities in ...

Senior Software Engineer Content Management Systems

About lululemon lululemon 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 moving, growing, connecting, and being well. We o ...

Sr. Software Engineer in Test (Python)

Department:Research & DevelopmentLocation:Canada-CHQ-Ontario-TorontoCompensation:$123,300 - $169,500 / yearThis full‑time, on‑site position is ideal for experienced Senior Software Development professionals with experience in automated testing. We are l ...

Full Stack Engineer for Software Development

Become a Full Stack Engineer responsible for developing software services that enhance user engagement across multiple platforms. Focus on creating scalable and secure technology solutions.This role requires a strong engineering background that includes working on critical software impacting millions. ...

Senior Software Engineer in AI Development

Drive innovation in AI technology as a Principal Software Engineer. Lead the evolution of scalable data extraction systems while fostering a collaborative and inclusive team atmosphere.In this senior role, you will own the architecture of a sophisticated data normalization platform. Bringing 15+ years ...

Senior Back End Software Engineer (Canada)

About The Role We are looking for an experienced back end software engineer to join our team. As an experienced team member, you will have a broad ownership and impact on the technology, product, and our culture. You will work alongside a first-rate engineering team to implement exciting new feat ...

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 Engineer for Embedded Robotics Software

Forge the future of humanoid robots as a strategic Senior Embedded Software Engineer. Create and refine embedded systems software with a focus on reliability and real-time operations in robotics.This pivotal role requires a deep understanding of embedded systems and collaboration among engineers. You will de ...

Senior Software Engineer, Cloud IaC & Automation

A leading fintech company is seeking a Senior Software Engineer on the Infrastructure Engineering team to innovate and enhance cloud-based solutions. You will design and optimize infrastructure tooling on AWS, focusing on safety and compliance. The ideal candidate has a Bachelor's degree in Computer Science and ...

Senior Software Engineer — Tech Leader & Impact

A dynamic fintech company based in Canada seeks a Lead Software Engineer to drive technical excellence in their platform. This role emphasizes designing scalable microservices and leading cross-functional initiatives. Candidates should have over 8 years of experience in software engineering, proficiency in Golan ...

Senior Software Engineer — Tech Leader & Impact

A dynamic fintech company based in Canada seeks a Lead Software Engineer to drive technical excellence in their platform. This role emphasizes designing scalable microservices and leading cross-functional initiatives. Candidates should have over 8 years of experience in software engineering, proficiency in Golan ...

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 cr ...

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 ...

Software Engineer for WaveLogic Test Platform

This is a primary processing purpose. This is a secondary processing purpose. 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 ...

Senior Software Engineer, Backend (Growth Platform)

Senior Software Engineer, Backend (Growth Platform) 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 Engineering team builds systems that power our mission. We b ...

Senior Software Engineer, Backend (Growth Platform)

Senior Software Engineer, Backend (Growth Platform) 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 Engineering team builds systems that power our mission. We b ...

Senior Back End Software Engineer (Canada)

About The Role We are looking for an experienced back end software engineer to join our team. As an experienced team member, you will have a broad ownership and impact on the technology, product, and our culture. You will work alongside a first-rate engineering team to implement exciting new feat ...

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    Lead Software Engineer Pythonreact Jobs in Canada Job Search Guide, Trends and Insights