658,327+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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Senior Engineer Firmware

Senior Engineer - Firmware page is loaded## Senior Engineer - Firmwarelocations: Canada - Burnabytime type: Full timeposted on: Posted Todayjob requisition id: R People come to work at Microchip because we help design the technology that runs the world. They stay because our culture supports their growth ...

Senior ML Engineer Graph & Transformer Systems

A leading software company is looking for a Senior Machine Learning Engineer in Montreal to lead the development of scalable ML systems. The role involves mentoring engineers and optimizing data pipelines, requiring a PhD or MS in a relevant field and 5+ years of experience in ML. You will define technical roadm ...

Senior Full Stack Engineer, Trust & Safety (Remote)

A prominent financial technology firm is seeking a full stack engineer to lead the development of backend, web, and mobile interfaces. You will own and deliver quarterly goals while collaborating with cross-functional teams to solve complex problems. Ideal candidates have over 4 years of experience in software e ...

Senior SRE Lead: Multi Cloud Reliability Architect

A technology company based in Toronto seeks a Lead Site Reliability Engineer to oversee the design and evolution of their multi-cloud content serving platform. The role demands a proven track record in site reliability or software engineering with a focus on scalable, resilient systems. The ideal candidate will ...

Senior Fullstack Engineer Remote Growth Consumer Experience

A financial technology company in Canada is seeking a Software Engineer to lead mobile initiatives and improve consumer experiences using React Native and native tools. The role demands over 4 years of experience, strong leadership, and collaboration with cross-functional teams for product development. Competiti ...

Staff Full Stack Engineer, AI Driven Renewals

A leading insurance technology firm in Vancouver is seeking a Staff Full Stack Software Engineer to lead technical vision and build customer-facing product offerings. The ideal candidate will have 10-15+ years of experience and a passion for mentoring team members. This role supports a hybrid work model and incl ...

Senior Rust Backend Engineer — AI Driven, Scalable Systems

A media streaming company is seeking a Senior Software Engineer specializing in Rust to lead the development of their backend platform. The role involves architecting high-performance systems, collaborating closely with various teams, and mentoring other engineers. Ideal candidates will have over four years of b ...

Senior Full Stack AI Engineer for Secure SaaS

A fast-growing AI solutions firm seeks a Senior Full-Stack Engineer to develop secure SaaS applications that leverage generative AI capabilities. The ideal candidate will lead development initiatives, manage backend architecture, and integrate AI technologies. This role offers dynamic challenges and the chance t ...

Staff Backend Engineer, AI Platform for Enterprise

A technology company focused on AI solutions in Montreal is seeking a Staff Software Engineer to build and scale their core platform. You will lead the design of robust backend systems and integrative frameworks while ensuring enterprise-grade security. Successful candidates will have a strong background in back ...

ML Systems Debugging & Tooling Engineer

A leading technology company in AI, located in Toronto, is seeking a skilled engineer to lead system-level debugging and validation efforts. The ideal candidate has strong proficiency in C++ and Python, with a proven track record in diagnosing complex hardware/software systems. You will be responsible for develo ...

Geotechnical Project Leader – Hybrid Work

A global engineering firm in Trois-Rivières is seeking a Senior Engineer – Geotechnical Project Manager to lead complex geotechnical projects. The ideal candidate has over 10 years of experience in geotechnical engineering, strong analytical skills, and is a member of the Ordre des ingénieurs du Québec. Proficie ...

Senior Staff Engineer, Developer Productivity & Platform

A leading database company in Montreal seeks a Senior Staff Engineer to enhance the developer ecosystem. You will implement best practices and lead significant projects to improve software quality and productivity. Collaboration with engineering leadership is key to optimizing development processes. The ideal ca ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading fintech company is seeking a Backend Software Engineer to design and scale their platform. You will lead cross-team projects, mentor engineers, and drive technical strategies. Ideal candidates have 5+ years of experience, a strong grasp of system architecture, and proficiency in languages like Kotlin a ...

Senior Data & ML Engineer: Drive scalable AI for ecommerce

A global ecommerce leader is seeking an experienced Sr Data & ML Engineer to lead technical initiatives within a high-impact team in Toronto. This role involves driving architectural decisions, developing solutions to business problems, and ensuring engineering excellence. Candidates should possess a B.Sc. or M. ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading fintech company is seeking a Backend Software Engineer to design and scale their platform. You will lead cross-team projects, mentor engineers, and drive technical strategies. Ideal candidates have 5+ years of experience, a strong grasp of system architecture, and proficiency in languages like Kotlin a ...

Senior Data & ML Engineer: Drive scalable AI for ecommerce

A global ecommerce leader is seeking an experienced Sr Data & ML Engineer to lead technical initiatives within a high-impact team in Toronto. This role involves driving architectural decisions, developing solutions to business problems, and ensuring engineering excellence. Candidates should possess a B.Sc. or M. ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading fintech company is seeking a Backend Software Engineer to design and scale their platform. You will lead cross-team projects, mentor engineers, and drive technical strategies. Ideal candidates have 5+ years of experience, a strong grasp of system architecture, and proficiency in languages like Kotlin a ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading fintech company is seeking a Backend Software Engineer to design and scale their platform. You will lead cross-team projects, mentor engineers, and drive technical strategies. Ideal candidates have 5+ years of experience, a strong grasp of system architecture, and proficiency in languages like Kotlin a ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading fintech company is seeking a Backend Software Engineer to design and scale their platform. You will lead cross-team projects, mentor engineers, and drive technical strategies. Ideal candidates have 5+ years of experience, a strong grasp of system architecture, and proficiency in languages like Kotlin a ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading fintech company is seeking a Backend Software Engineer to design and scale their platform. You will lead cross-team projects, mentor engineers, and drive technical strategies. Ideal candidates have 5+ years of experience, a strong grasp of system architecture, and proficiency in languages like Kotlin a ...

ML Systems Debugging & Tooling Engineer

A leading technology company in AI, located in Toronto, is seeking a skilled engineer to lead system-level debugging and validation efforts. The ideal candidate has strong proficiency in C++ and Python, with a proven track record in diagnosing complex hardware/software systems. You will be responsible for develo ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading fintech company is seeking a Backend Software Engineer to design and scale their platform. You will lead cross-team projects, mentor engineers, and drive technical strategies. Ideal candidates have 5+ years of experience, a strong grasp of system architecture, and proficiency in languages like Kotlin a ...

Senior ML Engineer Graph & Transformer Systems

A leading software company is looking for a Senior Machine Learning Engineer in Montreal to lead the development of scalable ML systems. The role involves mentoring engineers and optimizing data pipelines, requiring a PhD or MS in a relevant field and 5+ years of experience in ML. You will define technical roadm ...

Geotechnical Project Leader – Hybrid Work

A global engineering firm in Trois-Rivières is seeking a Senior Engineer – Geotechnical Project Manager to lead complex geotechnical projects. The ideal candidate has over 10 years of experience in geotechnical engineering, strong analytical skills, and is a member of the Ordre des ingénieurs du Québec. Proficie ...

Staff Backend Engineer (Python) — AI Duo Chat (Remote)

A leading software development platform is seeking a Staff Backend Engineer to lead the backend architecture for their AI-powered Duo Chat service. This remote role focuses on integrating generative AI models and improving backend services using Python and Ruby on Rails. The ideal candidate will have significant ...

Senior Rust Backend Engineer — AI Driven, Scalable Systems

A media streaming company is seeking a Senior Software Engineer specializing in Rust to lead the development of their backend platform. The role involves architecting high-performance systems, collaborating closely with various teams, and mentoring other engineers. Ideal candidates will have over four years of b ...

Senior Full Stack AI Engineer for Secure SaaS

A fast-growing AI solutions firm seeks a Senior Full-Stack Engineer to develop secure SaaS applications that leverage generative AI capabilities. The ideal candidate will lead development initiatives, manage backend architecture, and integrate AI technologies. This role offers dynamic challenges and the chance t ...

Senior SRE Lead: Multi Cloud Reliability Architect

A technology company based in Toronto seeks a Lead Site Reliability Engineer to oversee the design and evolution of their multi-cloud content serving platform. The role demands a proven track record in site reliability or software engineering with a focus on scalable, resilient systems. The ideal candidate will ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading fintech company is seeking a Backend Software Engineer to design and scale their platform. You will lead cross-team projects, mentor engineers, and drive technical strategies. Ideal candidates have 5+ years of experience, a strong grasp of system architecture, and proficiency in languages like Kotlin a ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading fintech company is seeking a Backend Software Engineer to design and scale their platform. You will lead cross-team projects, mentor engineers, and drive technical strategies. Ideal candidates have 5+ years of experience, a strong grasp of system architecture, and proficiency in languages like Kotlin a ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading fintech company is seeking a Backend Software Engineer to design and scale their platform. You will lead cross-team projects, mentor engineers, and drive technical strategies. Ideal candidates have 5+ years of experience, a strong grasp of system architecture, and proficiency in languages like Kotlin a ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading fintech company is seeking a Backend Software Engineer to design and scale their platform. You will lead cross-team projects, mentor engineers, and drive technical strategies. Ideal candidates have 5+ years of experience, a strong grasp of system architecture, and proficiency in languages like Kotlin a ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading fintech company is seeking a Backend Software Engineer to design and scale their platform. You will lead cross-team projects, mentor engineers, and drive technical strategies. Ideal candidates have 5+ years of experience, a strong grasp of system architecture, and proficiency in languages like Kotlin a ...

Senior Rust Backend Engineer — AI Driven, Scalable Systems

A media streaming company is seeking a Senior Software Engineer specializing in Rust to lead the development of their backend platform. The role involves architecting high-performance systems, collaborating closely with various teams, and mentoring other engineers. Ideal candidates will have over four years of b ...

Senior Fullstack Engineer Remote Growth Consumer Experience

A financial technology company in Canada is seeking a Software Engineer to lead mobile initiatives and improve consumer experiences using React Native and native tools. The role demands over 4 years of experience, strong leadership, and collaboration with cross-functional teams for product development. Competiti ...

Remote Implementation Engineer: Fast Track Customer Onboard

A pioneering software company in Canada is looking for an Implementation Engineer to lead the technical onboarding journey for clients. The role requires 2-4 years in customer-facing technical roles and a solid grasp of networking concepts. The ideal candidate will guide new customers through the integration of ...

Senior SRE Lead: Multi Cloud Reliability Architect

A technology company based in Toronto seeks a Lead Site Reliability Engineer to oversee the design and evolution of their multi-cloud content serving platform. The role demands a proven track record in site reliability or software engineering with a focus on scalable, resilient systems. The ideal candidate will ...

Senior Full Stack Engineer, Trust & Safety (Remote)

A prominent financial technology firm is seeking a full stack engineer to lead the development of backend, web, and mobile interfaces. You will own and deliver quarterly goals while collaborating with cross-functional teams to solve complex problems. Ideal candidates have over 4 years of experience in software e ...

Staff Full Stack Engineer, AI Driven Renewals

A leading insurance technology firm in Vancouver is seeking a Staff Full Stack Software Engineer to lead technical vision and build customer-facing product offerings. The ideal candidate will have 10-15+ years of experience and a passion for mentoring team members. This role supports a hybrid work model and incl ...

Senior Full Stack AI Engineer for Secure SaaS

A fast-growing AI solutions firm seeks a Senior Full-Stack Engineer to develop secure SaaS applications that leverage generative AI capabilities. The ideal candidate will lead development initiatives, manage backend architecture, and integrate AI technologies. This role offers dynamic challenges and the chance t ...

Staff Backend Engineer, AI Platform for Enterprise

A technology company focused on AI solutions in Montreal is seeking a Staff Software Engineer to build and scale their core platform. You will lead the design of robust backend systems and integrative frameworks while ensuring enterprise-grade security. Successful candidates will have a strong background in back ...

Senior Full Stack AI Engineer for Secure SaaS

A fast-growing AI solutions firm seeks a Senior Full-Stack Engineer to develop secure SaaS applications that leverage generative AI capabilities. The ideal candidate will lead development initiatives, manage backend architecture, and integrate AI technologies. This role offers dynamic challenges and the chance t ...

Senior SRE Lead: Multi Cloud Reliability Architect

A technology company based in Toronto seeks a Lead Site Reliability Engineer to oversee the design and evolution of their multi-cloud content serving platform. The role demands a proven track record in site reliability or software engineering with a focus on scalable, resilient systems. The ideal candidate will ...

Senior Rust Backend Engineer — AI Driven, Scalable Systems

A media streaming company is seeking a Senior Software Engineer specializing in Rust to lead the development of their backend platform. The role involves architecting high-performance systems, collaborating closely with various teams, and mentoring other engineers. Ideal candidates will have over four years of b ...

Senior ML Engineer Graph & Transformer Systems

A leading software company is looking for a Senior Machine Learning Engineer in Montreal to lead the development of scalable ML systems. The role involves mentoring engineers and optimizing data pipelines, requiring a PhD or MS in a relevant field and 5+ years of experience in ML. You will define technical roadm ...

Senior Staff Engineer, Developer Productivity & Platform

A leading database company in Montreal seeks a Senior Staff Engineer to enhance the developer ecosystem. You will implement best practices and lead significant projects to improve software quality and productivity. Collaboration with engineering leadership is key to optimizing development processes. The ideal ca ...

Senior Staff Engineer, Developer Productivity & Platform

A leading database company in Montreal seeks a Senior Staff Engineer to enhance the developer ecosystem. You will implement best practices and lead significant projects to improve software quality and productivity. Collaboration with engineering leadership is key to optimizing development processes. The ideal ca ...

Senior Backend Architect Remote, Scale Global Lifecycle

A leading fintech company is seeking a Backend Software Engineer to design and scale their platform. You will lead cross-team projects, mentor engineers, and drive technical strategies. Ideal candidates have 5+ years of experience, a strong grasp of system architecture, and proficiency in languages like Kotlin a ...

Team Lead, Transportation Infrastructure

OverviewIf you are looking for a new challenge in a dynamic work environment with real career and development opportunities, join our team! We offer a stimulating environment where you can count on the support of your colleagues. In response to increasing project demands, team growth and development of ...

Senior Specialist IT Security (Dev Sec Ops)

DevSecOps & Secure‑SDLC Engineer What can you expect? Lead initiatives related to DevSecOps and Secure‑SDLC. Enhance the company’s Secure Software Development Lifecycle (Secure‑SDLC) to reflect the Application Development Security Policy. Select and standardize ...

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