587,252+ Senior Fullstack Software Developer Pythonreact Jobs in Canada — Top Companies Hiring July 2026

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Senior Software Engineer, Backend

About Us Common Room is the customer intelligence platform that captures every buying signal, giving companies superpowers with AI enrichment and automation to reach the right person with the right context at the right time. Despite an explosion of buyer signals, companies are left struggling wit ...

Senior Software Security Engineer

Founded in 2014, League is the leading healthcare consumer experience (CX) platform, powered by artificial intelligence (AI), reaching more than 63 million people around the world and delivering the highest level of personalization in the industry. Payers, providers, and consumer health partners build on L ...

Senior Software Engineer II

Join to apply for the Senior Software Engineer II role at Tripledot Studios Description Department: Engineering Location: Toronto, CA Who are we? Tripledot is one of the largest independent mobile games companies in the world. We a ...

Senior Software Engineer Contract

Senior Software Engineer (Contract) – Unannounced project with a large IP partner. Key responsibilities include building and maintaining complex systems and tools, working collaboratively to maintain high performance and optimize workflows for game teams. What You’ll Do Cont ...

Senior CIAM Software Engineer

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. Affirm is building the next generation of customer identity and authentication. This role is a hands‑on engineering position i ...

Senior CIAM Software Engineer

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. Affirm is building the next generation of customer identity and authentication. This role is a hands‑on engineering position i ...

Senior Software Engineer, Geometry

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring an ...

Senior Software Engineer Canada

Senior Software Engineer – Canada Canals is a bootstrapped, profitable startup transforming wholesale distribution with AI. Our platform integrates with distributor systems, automating tasks and reducing failure points. Remote – Canada | Full-Time | Canals AI The Opportunity </h3 ...

Senior Software Engineer Toronto

Description We’re a team of hungry, high-character professionals from all backgrounds who came together to reinvent work for the modern enterprise. And we’re always looking for world-class human beings (not resumes) to join the movement. What you’ll do: Your day-to ...

Senior Software Security Engineer

Company Overview At Motorola Solutions, we believe that everything starts with our people. We’re a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. We build and connect technologies to help protect people, property and places. Our solutions foster ...

Senior Software Security Engineer

Company Overview At Motorola Solutions, we believe that everything starts with our people. We’re a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. We build and connect technologies to help protect people, property and places. Our solutions foster ...

Senior Software Security Engineer

Founded in 2014, League is the leading healthcare consumer experience (CX) platform, powered by artificial intelligence (AI), reaching more than 63 million people around the world and delivering the highest level of personalization in the industry. Payers, providers, and consumer health partners build on League’ ...

Senior Software Security Engineer

Company Overview At Motorola Solutions, we believe that everything starts with our people. We’re a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. We build and connect technologies to help protect people, property and places. Our solutions foster ...

Senior Software Security Engineer

Founded in 2014, League is the leading healthcare consumer experience (CX) platform, powered by artificial intelligence (AI), reaching more than 63 million people around the world and delivering the highest level of personalization in the industry. Payers, providers, and consumer health partners build on L ...

Senior Software Security Engineer

Company OverviewAt Motorola Solutions, we believe that everything starts with our people. We’re a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. We build and connect technologies to help protect people, property and places. Our solutions foster the c ...

Senior Software Engineer, APIs

At the company, we believe AI represents the future of work, and APIs are at the heart of how AI connects with the tools where work happens. As a Software Engineer on our API and Developer Platform team in Vancouver, you will help make our developer platform come to life for AI, owning the gateways that en ...

Senior Software Engineer (Winnipeg)

About Terawatt InfrastructureThe once in a century transition to autonomous and electric vehicles is underway and will require a multi-trillion-dollar investment in energy and charging infrastructure, and the real estate to site it on. Terawatt is the leader in delivering large scale, turnkey charging ...

Senior Software Engineer, Backend

About Us Common Room is the customer intelligence platform that captures every buying signal, giving companies superpowers with AI enrichment and automation to reach the right person with the right context at the right time. Despite an explosion of buyer signals, companies are left struggling wit ...

Senior Software Engineer (Vancouver)

Job Requisition ID 26WD96509 Position Overview Autodesk’s Data Platform is building the next generation of data infrastructure AI native, scalable and developer-friendly systems that power analytics, AI, real-time insights, and customer-facing experiences across Autodesk. To power ...

Senior Software Engineer (Infrastructure)

Overview Owl.co empowers insurers to combat illegitimate claims on a large scale while eliminating human bias from the process. Our clients are top insurance companies across North America, achieving remarkable results through our AI-powered, evidence-based platform. We are well-funded and have en ...

HelloFresh Senior Software Engineer

Join HelloFresh as a Senior Software Engineer in Toronto, where you will architect scalable systems for our unique loyalty program. Benefit from a flexible hybrid work model to enhance collaboration and engagement.As a member of the New Ventures group, you will serve as a key technical authority and decision ...

HelloFresh Senior Software Engineer

Join HelloFresh as a Senior Software Engineer in Toronto, where you will architect scalable systems for our unique loyalty program. Benefit from a flexible hybrid work model to enhance collaboration and engagement.As a member of the New Ventures group, you will serve as a key technical authority and de ...

Senior Software Engineer (Rust)

Senior Software Engineer – Secure AI Platform (Vancouver, On‑Site) The Company Varonis (Nasdaq: VRNS) is a leader in data security, fighting a different battle than conventional cybersecurity companies. Our cloud‑native Data Security Platform continuously discovers and classifies critic ...

Senior Embedded Software Engineer

Here at Humanoid, we believe in a future where robots amplify human potential. That’s why we’ve set out on a mission to build the world’s most capable, commercially‑scalable, and safe humanoid robots. We’re bringing that mission to life with HMND‑01 Alpha – our rapidly developed humanoid platform now running in ...

Senior Software Engineer (Rust)

Senior Software Engineer – Secure AI Platform (Vancouver, On‑Site) The Company Varonis (Nasdaq: VRNS) is a leader in data security, fighting a different battle than conventional cybersecurity companies. Our cloud‑native Data Security Platform continuously discovers and classifies critic ...

Senior Software Engineer (Rust)

Senior Software Engineer – Secure AI Platform (Vancouver, On‑Site) The Company Varonis (Nasdaq: VRNS) is a leader in data security, fighting a different battle than conventional cybersecurity companies. Our cloud‑native Data Security Platform continuously discovers and classifies critic ...

Senior Software Engineer (JAVA)

About Behavox Behavox is a cloud‑native AI company providing an integrated controls platform for global banks, asset managers, hedge funds, private equity firms, insurance businesses, and commodity firms. The platform unifies communications and trade surveillance, compliant archiving, policy manage ...

Senior Software Engineer IoT

Location Vancouver, British Columbia Employment Type Full time Location Type Hybrid Department Technology and Innovation Compensation CA$96.8K – CA$121K, Offers Equity, Offers Bon ...

Senior Software Engineer II

What we’re looking for The Machine Learning Platform team (MLP) is seeking aSenior Software Engineer IIto design and implement secure, highly scalable, and high-performance pipelines that govern the end-to-end lifecycle of ML models.You will work at the intersection of Data Science ...

Senior Software Engineer CICD

What You'll Do:Design & Develop: Build and operate the self-hosted GitHub Actions runner fleet on GKE including autoscaling, reliability tuning, and zombie‑runner cleanup.GitOps & Delivery: Own the ArgoCD topology powering CI/CD deployments – central architecture, cluster connectivity, Applic ...

Senior Software Engineer Java

Veeva Systems, a pioneer in industry cloud and one of the fastest-growing enterprise SaaS companies (surpassing $2B in revenue last year), is on a mission to help life sciences companies bring therapies to patients faster. As a public benefit corporation committed to balancing the interests of customers, e ...

Senior Software Engineer II

Join to apply for the Senior Software Engineer II role at Tripledot Studios Description Department: Engineering Location: Toronto, CA Who are we? Tripledot is one of the largest independent mobile games companies in the world. We a ...

Software Support Senior Engineer

About Boomi and What Makes Us Special Are you ready to work at a fast-growing company where you can make a difference? Boomi aims to make the world a better place by connecting everyone to everything, anywhere. Our award‑winning, intelligent integration and automation platform helps organizations ...

Senior Software Engineer CICD

What You'll Do: Design & Develop: Build and operate the self-hosted GitHub Actions runner fleet on GKE including autoscaling, reliability tuning, and zombie‑runner cleanup. GitOps & Delivery: Own the ArgoCD topology powering CI/CD deployments – central architecture, cluster connec ...

Senior Software Engineer Java

Veeva Systems, a pioneer in industry cloud and one of the fastest-growing enterprise SaaS companies (surpassing $2B in revenue last year), is on a mission to help life sciences companies bring therapies to patients faster. As a public benefit corporation committed to balancing the interests of customers, e ...

Senior Software Engineer Java

Veeva Systems, a pioneer in industry cloud and one of the fastest-growing enterprise SaaS companies (surpassing $2B in revenue last year), is on a mission to help life sciences companies bring therapies to patients faster. As a public benefit corporation committed to balancing the interests of customers, e ...

Senior Software Engineer II

Join to apply for the Senior Software Engineer II role at Tripledot Studios Description Department: Engineering Location: Toronto, CA Who are we? Tripledot is one of the largest independent mobile games companies in the world. We a ...

Senior Backend Software Engineer

About Palmstreet: Palmstreet is the #1 live shopping platform for rare plants, handmade crafts, & unique goods. Founded in 2020 by Instagram and Apple veterans, Palmstreet began as a plant identification app and quickly evolved into a trailblazer in live shopping, beginning with plant sellers. Fu ...

Senior Software Engineer (Toronto)

Requisition ID: . Join a purpose driven winning team, committed to results, in an inclusive and high‑performing culture. The successful candidate will contribute to building a commercial onboarding tool and develop both front and back‑end skills for the bank. This role offers exposure to an enterpr ...

Senior Embedded Software Engineer

About Analog DevicesAnalog Devices, Inc. (NASDAQ: ADI ) is a global semiconductor leader that bridges the physical and digital worlds to enable breakthroughs at the Intelligent Edge. ADI combines analog, digital, and software technologies into solutions that help drive advancements in digitized factories, mobili ...

Senior Embedded Software Engineer

About Analog DevicesAnalog Devices, Inc. (NASDAQ: ADI ) is a global semiconductor leader that bridges the physical and digital worlds to enable breakthroughs at the Intelligent Edge. ADI combines analog, digital, and software technologies into solutions that help drive advancements in digitized factories, mobili ...

Senior Software Engineer C++

We have an exciting opportunity for a C++ Engineer in Toronto. You will be joining a software team to work on building and enhancing some of the top devices in the market. Technical Skills Strong experience with OOP, SOLID principles, and design patterns 10+ years of development ...

Senior Software Engineer, Agents

At Klue, We’re Building the Future of Competitive Intelligence Klue Engineering is hiring! We’re looking for a Senior Software Engineer to join our team in Vancouver, someone excited to build and optimize state-of-the-art LLM-powered agents at scale. You’ll bring ...

Senior Software Quality Engineer

As one of the world’s leading independent global investment firms, Invesco is dedicated to rethinking possibilities for our clients. By delivering the combined power of our distinctive investment management capabilities, we provide a wide range of investment strategies and vehicles to our clients around the worl ...

Senior Software Engineer, Product

About NationGraph NationGraph is making public sector data accessible and actionable for businesses selling to cities, counties, state agencies, schools, and special districts. NationGraph’s data and intelligence engine provides buying signals derived from millions of public sector sources. Founded in 2024, Nati ...

Senior Software Engineer Java

Veeva Systems, a pioneer in industry cloud and one of the fastest-growing enterprise SaaS companies (surpassing $2B in revenue last year), is on a mission to help life sciences companies bring therapies to patients faster. As a public benefit corporation committed to balancing the interests of customers, e ...

Senior Software Engineer Contract

At Kabam, we’re constantly raising the bar of excellence in free-to-play gaming. We hire for passion and diversity so that we can triumph in our collective skill. Our teams are made up of a fusion of personalities and interests bound together by a collaborative nature, fun-loving culture, and a drive to do ...

Senior CIAM Software Engineer

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. Affirm is building the next generation of customer identity and authentication. This role is a hands‑on engineering position i ...

Senior Staff Software Engineer

About this position About UniUni UniUni is a dynamic and fast-growing courier service operating in the US and Canada, dedicated to transforming e-commerce logistics. With cutting-edge technology and a relentless drive, we optimize last-mile delivery to meet the ever-evolving deman ...

Senior/Staff Software Engineer

Senior / Staff Software Engineer Remote - Canada Your opportunity Our client is a well-funded, series A, growth-oriented scale-up. They develop and distribute an app-based and browser-accessed fintech platform with a wide range of capabilities currently targeting Canadian ...

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