599,094+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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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, 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 ...

Senior Software Engineer Upper Funnel Engineering

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 our success t ...

Senior Software Engineer, Data Streaming Platform

A leading data streaming platform provider is seeking a Senior Software Engineer to enhance their Connect Platform team. In this role, you will work on integrating Kafka with external systems, ensuring security and scalability. The ideal candidate has 3–5 years of experience, expertise in Java and Kubernetes, an ...

Senior Geophysical Software Engineer (Seismic Processing)

We 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 challenges, rewards and opportunity of working for one of the world’s largest ...

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 Software Engineer Earth Observation Platform

A leading space technology company in Vancouver is seeking a Senior Software Engineer to design and implement backend systems supporting innovative Earth Observation products. The role includes mentoring other engineers and involves a hybrid work environment. Candidates should have extensive experience in softwa ...

Staff Web3 Software Engineer Wallet & Tokenization

A leading finance platform in Toronto is seeking a Staff Software Engineer to drive large-scale projects across Tokenization, Robinhood Chain, and the Wallet. In this role, you'll own technical vision, mentor engineers, and ensure high engineering standards. With over 10 years of experience in backend developmen ...

Senior Software Engineer – FinTech API & Automation

A leading staffing agency is seeking a Senior Software Engineer for a 4-month contract in Toronto, Canada. In this role, you will join a large FinTech client's team, where you'll work as part of an agile team to develop a web-based application focused on managing dispute outcomes. This position involves designin ...

Embedded NPU Software Engineer, Senior Staff

Company: Qualcomm Canada ULCJob Area: Engineering Group, Engineering Group > Software EngineeringGeneral Summary As a leading technology innovator, Qualcomm pushes the boundaries of what's possible to enable next‑generation experiences and drives digital transformation to help create a smarte ...

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 ...

Senior Software Engineer (Full Stack, Product)

Trajekt Sports is building the next generation of baseball training technology through a combination of software engineering, robotics, and data science.Our flagship product, theTrajekt Arc , allows hitters to train against highly accurate recreations of real pitchers. By combining high-fidel ...

Software Engineer at Jerry – Toronto, Ontario

OverviewHi there! Just graduated with a computer science/engineering degree and looking for your next challenge? If you’re looking to make a real-world impact fast while leveling up your skills in a high-growth startup, we might be the right place for you! Why join Jerry? We’re Jerry, and we’re buildin ...

Embedded Vehicle Controls Software Engineer (Hybrid)

A leading automotive company in Markham is seeking passionate engineers to develop software solutions for embedded controls in electric vehicles. You will work on advancing technology while collaborating with cross-functional teams. Ideal candidates should pursue a degree in engineering and be available for full ...

Senior Software & Configuration Engineer, Military Vehicles

A prominent defense contractor in Ottawa is seeking a Software Management Engineer to participate in software management for Wheeled Light Armoured Vehicles. Key responsibilities include managing configurations, coordinating software distribution, and liaising with government agencies. Ideal candidates will poss ...

Software Development Engineer (GPU Primitives Libraries)

WHAT YOU DO AT AMD CHANGES EVERYTHING At AMD, our mission is to build great products that accelerate next-generation computing experiences—from AI and data centers, to PCs, gaming and embedded systems. Grounded in a culture of innovation and collaboration, we believe real progress comes from bold ideas, human in ...

Software Engineer II (Backend + Data pipelines)

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 real ...

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 Enterprise Automation Team

Who 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, and being well. ...

Staff GPU Software Engineer Performance & Libraries

A leading technology company in Calgary is seeking a GPU Software Developer to enhance key application performance using C++ and Python. This role involves planning and refactoring codebases, solving complex problems, and developing new technologies within a collaborative team. The ideal candidate will hold a re ...

Senior Software Engineer, Foundations — Architecture & Performance

A leading game development studio is seeking a Senior Software Engineer to design and implement gameplay technologies for Apex Legends. The ideal candidate will have over 10 years of experience in game development, strong expertise in C/C++, and experience shipping AAA titles. The role involves collaboration wit ...

Senior Software Engineer Foundations (Apex Legends)

Description & Requirements Electronic Arts creates next-level entertainment experiences that inspire players and fans around the world. Here, everyone is part of the story. Part of a community that connects across the globe. A place where creativity thrives, new perspectives are invited, and ideas matter. A team ...

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: Distributed Systems & Cloud

A leading software company is looking for an experienced engineer for a high-impact role that involves architectural ownership. You will need strong programming skills in Go, Java, or Python and proven experience in designing and building distributed systems or microservices architectures. Knowledge of cloud pla ...

Staff Software Engineer Fintech Platform Architect

A fast-growing fintech startup in Toronto is seeking a Staff Software Engineer to lead technical decisions across their banking platform. You will set architectural direction, mentor other engineers, and build essential systems for seamless international banking. The ideal candidate has over 8 years of experienc ...

Backend Software Engineer Derivatives Trading Platforms

A leading financial institution in Toronto is looking for a Software Engineer to join the Derivatives Technology Team. You'll focus on backend development, using C++ and Java, to enhance derivatives trading platforms. The ideal candidate has over 5 years of experience in enterprise application development, is sk ...

Embedded Software Engineer for Agritech (Hybrid)

Une entreprise innovante est à la recherche d'un Développeur de Logiciel Embarqué pour développer des solutions technologiques agricoles. Le candidat idéal a plus de 3 ans d'expérience en développement logiciel, notamment dans les systèmes embarqués, et maîtrise C/C++ ainsi que d'autres langages de script comme ...

Senior Space Systems Software Integration Engineer

A leading space exploration firm in Sainte-Anne-de-Bellevue is looking for a Software Integration System Engineer to design and implement solutions that merge software and hardware into a unified system. The ideal candidate has over 5 years of experience in software system integration, is hands-on, and possesses ...

Senior Software Engineer, Backend (Platform CETI)

At Coinbase, our mission is toincrease economic freedom around the world. We’re a group of hard-working overachievers focused on building the future of finance and Web3 for our users across the globe, whether they’re trading, storing, staking, or using crypto. Think of those who lead group pr ...

Senior Full Stack Software Engineer, Products

Senior Full Stack Software Engineer, ProductsSenior Full Stack Software Engineer, Products3 weeks ago Be among the first 25 applicants We’re Quandri, our mission is to unlock the world’s insurance data so brokerages and agencies can best serve their clients. Our Renewal Intelligence Platform ...

STERLING FILE GATEWAY Product Software Engineer

STERLING FILE GATEWAY Product Software EngineerSTERLING FILE GATEWAY Product Software Engineer1 day ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Direct message the job poster from Capgemini Senior Talent Acquisition Consultant @ Capgemini ...

Staff Software Engineer, Stream Governance Platform

A leading data streaming company in Canada is seeking a Staff Software Engineer to lead the development of a cloud-native Stream Governance platform. This role involves architecting complex systems and providing technical leadership to enhance operational excellence. The ideal candidate has over 10 years of expe ...

Staff Software Engineer I Stream Governance

Staff Software Engineer I - Stream Governance Join to apply for the Staff Software Engineer I – Stream Governance role at Confluent.We’re not just building better tech. With Confluent, data moves in real‑time so companies can react faster, build smarter, and deliver dynamic experiences. It takes a cert ...

Intermediate Software Engineer Java (Project Management)

About CMiC CMiC is the leading provider of complete, integrated and advanced enterprise level software solutions for construction and capital projects. For nearly four decades, CMiC has partnered with the largest and most technologically progressive AEC firms and capital project owners in North America, gaining ...

Staff Software Engineer I Stream Governance

Staff Software Engineer I - Stream Governance We’re not just building better tech. We’re rewriting how data moves and what the world can do with it. With Confluent, data doesn’t sit still. Our platform puts information in motion, streaming in near real-time so companies can react faster, build smarter, and deliv ...

Staff Software Engineer Toronto, Ontario, Canada

Beacon Software is a permanent capital holding company which acquires and grows essential businesses. We are a profitable series B+ firm that combines great technologists, operators and M&A professionals to accelerate the scale of the ambition of the dozens of businesses we own and operate. We are supported by c ...

Backend Software Engineer I Gameplay Services

OverviewDescription & RequirementsElectronic Arts creates next-level entertainment experiences that inspire players and fans around the world. Here, everyone is part of the story. Part of a community that connects across the globe. A place where creativity thrives, new perspectives are invite ...

Software Engineer, Full Stack Applications (Toronto)

Software Engineer, Full-Stack Applications (Toronto) Requisition ID: 49452Business Unit: Fitch RatingsCategory: Information TechnologyLocation: Toronto, ON, CADate Posted: Feb 11, 2026Software Engineer, Full-Stack Applications – Ratings Technology Location:< ...

Staff Automotive Embedded Software Applications Engineer

A leading technology firm is seeking a Software Application Engineer to join their Automotive Application Engineering Group in Markham, Canada. The successful candidate will play a key role by providing direct support to customers, assisting in software debugging, and contributing to the design and verification ...

Senior Software Engineer AI Journeys (Remote)

A leading service software provider in Canada is seeking a Senior Software Engineer to join their team. In this role, you will collaborate with a Scrum team to build innovative software solutions for small businesses. You’ll be involved in the full software development lifecycle and expected to mentor junior dev ...

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 ...

Quantum Software Engineer — Physical Architecture (Equity)

A technology company focused on quantum computing is seeking a Software Developer for their Physical Architecture team. You will design, build, and optimize software that supports cutting-edge quantum architecture research. The ideal candidate has a BSc in a relevant field and proficiency in Python. Experience w ...

Senior Enterprise Software Engineer Scalable Backend

A tech company for restaurants in Canada is seeking a Senior Software Engineer to join their enterprise quick service restaurant team. The role involves designing, building, and maintaining scalable features across their enterprise management products. Responsibilities include leading projects, mentoring enginee ...

Quantum R&D Tooling Software Engineer

A leading quantum computing company in Toronto seeks a Software Developer to contribute to software and hardware products. Responsibilities include designing simulation tooling, collaborating with engineers, and maintaining production code. The ideal candidate has a BSc in a related field and 3+ years of softwar ...

Senior Software Engineer Enterprise Automation (UiPath)

A leading performance apparel company in Canada seeks a Senior Software Engineer to join their Enterprise Automation Team. This role focuses on designing and implementing complex software systems, mentoring other engineers, and driving best practices across the organization. Candidates should have extensive soft ...

Senior Software Engineer Enterprise Automation (Onsite)

A leading performance apparel company is seeking a Senior Software Engineer for their Enterprise Automation Team. This role involves designing and implementing complex systems while setting technical direction. Candidates should have a bachelor's degree in Computer Science and 6-10 years of software development ...

Senior Real Time Rendering Software Engineer

A leading gaming company is seeking a Rendering Software Engineer based in Vancouver. In this role, you will develop cutting-edge rendering features and tools, collaborating with designers and artists to enhance visual fidelity in games. Ideal candidates should have over 5 years of experience in C++ and real-tim ...

Software Development Engineer, Alexa Screen Experience

Description The Alexa Smart Properties Screen Experience team builds the visual interfaces that complement Alexa voice interactions across hospitality and senior living properties — serving thousands of properties and millions of daily screen interactions worldwide. We own enterprise device screen experiences an ...

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