618,071+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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Mining Engineer

The Mining Engineer will lead mine engineering for mining studies/projects of varying size and complexity, and at various project stages from initial concepts through to execution. This person may be required to work on several projects at a time and take on various levels of responsibility.Your Key Re ...

Senior Product Engineer

Position: Senior Product Engineer Day-to-Day Crush Complexity: Lead the analysis and resolution of complex technical issues by applying advanced knowledge and evaluating a variety of factors to determine the most effective methods and procedures. Architect Innovation: Deve ...

Civil Structural Engineer IV

Osmose is seeking a Civil/Structural Engineer IV to join our structural engineering team in Canada. This role is designed for experienced engineers who are prepared to take on advanced technical responsibilities, provide independent engineering judgment, and lead medium to large-scale projects. This role will ov ...

ML Engineer, Open Source LLM Inference & Optimization

A leading software solutions company in Toronto seeks a Machine Learning Engineer to optimize and develop advanced deep learning software for LLMs. You will collaborate with product and research teams to create model optimization algorithms and productize deep learning research. Ideal candidates should have stro ...

Billing Platform Engineer — Full‑Stack, Impact & Growth

A financial technology platform is looking for a Full Stack Engineer to build impactful software services. The role involves leading technical projects, debugging production issues, and designing user experiences. Ideal candidates should have 2-5 years of software engineering experience and strong coding skills. ...

Embedded Vehicle Controls Engineer (MATLAB/Simulink)

A leading technology company in Ottawa is seeking a Software Engineer Controls for a contract position. The ideal candidate will develop control algorithms for automotive features, conduct design reviews, and have at least 5 years of experience in embedded software development. Familiarity with tools like Matlab ...

Senior Sensor Rendering Engineer for Autonomous Driving

A leading autonomous technology company in Toronto seeks a Software Engineer focusing on Sensor Simulation. This role involves collaborating to create cutting-edge simulation software for autonomous vehicles, utilizing advanced rendering techniques. Candidates should have extensive experience in real-time graphi ...

Senior Backend Engineer, Core Services — Remote

A leading micromobility company in Canada is looking for an experienced Backend Software Engineer. In this remote role, you will design and build core technology for electric vehicles, working with a talented team of engineers and data scientists. Candidates should have 5+ years of software development experienc ...

Backend Systems Engineer – Atlas Search (Hybrid)

A leading database company in Toronto is seeking a Backend Software Engineer to contribute to the scalability of Atlas Search. The role requires 2+ years of experience with backend software and a modern programming language, with an interest in Java. The successful candidate will work in a hybrid model, leading ...

Senior AI Backend Engineer – Hybrid Role

A global leader in information services is looking for a Senior Software Engineer to join their AI-driven team in Toronto. This role involves designing backend services for innovative AI solutions focused on accounting workflows. The ideal candidate should have strong Python skills, experience with AI systems, a ...

Embedded Vehicle Controls Engineer (MATLAB/Simulink)

A leading technology company in Ottawa is seeking a Software Engineer Controls for a contract position. The ideal candidate will develop control algorithms for automotive features, conduct design reviews, and have at least 5 years of experience in embedded software development. Familiarity with tools like Matlab ...

Senior Embedded Engineer: Safety Critical Auto (Hybrid)

A leading technology company is seeking an experienced Embedded Software Engineer to develop low-level embedded software for truck control functions. The ideal candidate has over 5 years of experience with ARM microcontrollers and safety-critical projects. This hands-on role collaborates closely with hardware an ...

AI Driven QA Engineer: Agile Testing & Automation

A leading technology firm in Toronto is looking for an Agile Test Engineer to drive quality in software development. This role involves designing and executing comprehensive testing strategies, collaborating with cross-functional teams, and utilizing AI-driven testing tools. Candidates should have 3-5 years of e ...

Senior Ruby on Rails Engineer — Hybrid, High Impact Platform

A technology company in Canada is seeking a Senior Software Engineer to join their team. This role involves designing, developing, and maintaining scalable Ruby on Rails applications while mentoring junior developers. Candidates must have over 5 years of experience in software development and a strong grasp of r ...

Senior R&D Engineer C++/Python, Architecture & Mentorship

A leading technology company is seeking an experienced software engineer to join their R&D team in Metro Vancouver. You will be responsible for driving product innovation, conducting rigorous testing, and mentoring interns in a collaborative environment. The ideal candidate has extensive experience in C++ and Py ...

Remote Cloud Image Automation Engineer

A leader in open source software is hiring a Software Engineer in Canada, Quebec, Outaouais. The role involves developing cloud infrastructure and automation for Ubuntu. Candidates should have Python experience, a degree in Computer Science or similar, and familiarity with public clouds and container technologie ...

Senior Staff Engineer, Developer Productivity & Ecosystem

A leading database software company in Toronto seeks a Senior Staff Engineer to enhance its developer ecosystem. You will partner with engineering leadership to drive developer velocity and efficiency, optimizing software development tools and services. Ideal candidates have 10+ years of experience in developer ...

ML Engineer, Open Source LLM Inference & Optimization

A leading software solutions company in Toronto seeks a Machine Learning Engineer to optimize and develop advanced deep learning software for LLMs. You will collaborate with product and research teams to create model optimization algorithms and productize deep learning research. Ideal candidates should have stro ...

Backend Engineer, Growth Platforms (ML/Data)

A leading ride-sharing company based in Toronto is seeking a Software Engineer to develop and maintain large-scale distributed systems. Ideal candidates will have over three years of experience in software engineering and a solid understanding of distributed systems concepts. You will collaborate with various te ...

Senior Sensor Rendering Engineer for Autonomous Driving

A leading autonomous technology company in Toronto seeks a Software Engineer focusing on Sensor Simulation. This role involves collaborating to create cutting-edge simulation software for autonomous vehicles, utilizing advanced rendering techniques. Candidates should have extensive experience in real-time graphi ...

Inference Performance Engineer, ML Systems & Optimization

A leading AI technology company in Toronto is seeking an experienced software engineer to join their inference model team. This role involves prototyping AI architectural tweaks, developing benchmarking automation, and collaborating closely with silicon teams. Candidates should have over 3 years of experience in ...

Senior Go Engineer Identity Platform, Hybrid + Equity

Starboard Recruitment seeks a Senior Software Engineer (Golang) to join a fast-paced, innovative engineering team in Toronto. This role focuses on building a cutting-edge identity orchestration platform and offers a hybrid work environment with ample opportunities for professional growth and collaboration on exc ...

Senior Staff Software Architect — Enterprise Solutions (Hybrid)

A leading financial institution in Toronto is seeking a Senior Staff Software Engineer to design and implement enterprise-level architecture solutions. The ideal candidate will have over 8 years of experience in software engineering and systems architecture, along with proficiency in cloud solutions like AWS. Th ...

Senior Virtual Platform Engineer — SoC TLM/QEMU Specialist

A technology company is seeking a Software Virtual Platform Engineer to develop high-level system virtual models for complex SoC hardware. The role involves designing SystemC TLM models and integrating components, requiring over 12 years in software engineering and 5 years in virtual platforms. Ideal candidates ...

Senior Virtual Platform Engineer — SoC TLM/QEMU Specialist

A technology company is seeking a Software Virtual Platform Engineer to develop high-level system virtual models for complex SoC hardware. The role involves designing SystemC TLM models and integrating components, requiring over 12 years in software engineering and 5 years in virtual platforms. Ideal candidates ...

Senior Virtual Platform Engineer — SoC TLM/QEMU Specialist

A technology company is seeking a Software Virtual Platform Engineer to develop high-level system virtual models for complex SoC hardware. The role involves designing SystemC TLM models and integrating components, requiring over 12 years in software engineering and 5 years in virtual platforms. Ideal candidates ...

Embedded Vehicle Controls Engineer (MATLAB/Simulink)

A leading technology company in Ottawa is seeking a Software Engineer Controls for a contract position. The ideal candidate will develop control algorithms for automotive features, conduct design reviews, and have at least 5 years of experience in embedded software development. Familiarity with tools like Matlab ...

Senior R&D Engineer C++/Python, Architecture & Mentorship

A leading technology company is seeking an experienced software engineer to join their R&D team in Metro Vancouver. You will be responsible for driving product innovation, conducting rigorous testing, and mentoring interns in a collaborative environment. The ideal candidate has extensive experience in C++ and Py ...

Senior Embedded Engineer: Safety Critical Auto (Hybrid)

A leading technology company is seeking an experienced Embedded Software Engineer to develop low-level embedded software for truck control functions. The ideal candidate has over 5 years of experience with ARM microcontrollers and safety-critical projects. This hands-on role collaborates closely with hardware an ...

AI Driven QA Engineer: Agile Testing & Automation

A leading technology firm in Toronto is looking for an Agile Test Engineer to drive quality in software development. This role involves designing and executing comprehensive testing strategies, collaborating with cross-functional teams, and utilizing AI-driven testing tools. Candidates should have 3-5 years of e ...

Senior Backend Engineer — Golang for Scalable Staking

A leading financial technology company is seeking a Senior Software Engineer, Backend for their Institutional Staking team. This role involves building services with Golang to manage digital assets in a secure environment. Candidates should have over 5 years of software engineering experience, preferably with se ...

Senior Backend Engineer, Core Services — Remote

A leading micromobility company in Canada is looking for an experienced Backend Software Engineer. In this remote role, you will design and build core technology for electric vehicles, working with a talented team of engineers and data scientists. Candidates should have 5+ years of software development experienc ...

Senior Virtual Platform Engineer — SoC TLM/QEMU Specialist

A technology company is seeking a Software Virtual Platform Engineer to develop high-level system virtual models for complex SoC hardware. The role involves designing SystemC TLM models and integrating components, requiring over 12 years in software engineering and 5 years in virtual platforms. Ideal candidates ...

Inference Performance Engineer, ML Systems & Optimization

A leading AI technology company in Toronto is seeking an experienced software engineer to join their inference model team. This role involves prototyping AI architectural tweaks, developing benchmarking automation, and collaborating closely with silicon teams. Candidates should have over 3 years of experience in ...

Staff Fullstack Engineer — Growth Monetization

A leading file storage service provider is seeking a Staff Fullstack Software Engineer for the Growth Monetization team. This role involves optimizing how users discover and purchase products, leading the design of scalable monetization systems, and mentoring engineers. Candidates should possess over 12 years of ...

Backend Engineer, Growth Platforms (ML/Data)

A leading ride-sharing company based in Toronto is seeking a Software Engineer to develop and maintain large-scale distributed systems. Ideal candidates will have over three years of experience in software engineering and a solid understanding of distributed systems concepts. You will collaborate with various te ...

Principal SDET — AI Driven Testing Leader (Remote)

A leading endpoint data solutions provider in Canada is seeking a Principal Software Engineer in Test to define automation strategies across various testing layers. You will enhance CI/CD integration and mentor teams while ensuring compliance with quality standards. The ideal candidate should possess over 8 year ...

Cloud Image Engineer Ubuntu Linux & CI Automation

A leading open source software company is hiring a Software Engineer to enhance Linux and cloud infrastructure. Ideal candidates have a Bachelor’s in Computer Science, experience in Python development, and a passion for technology. This role involves building automated delivery systems and collaborating with top ...

PhD Electrical Engineer Power Electronics & Energy Systems

A Canadian university in Vancouver is seeking a skilled Electrical Engineer for its Power Electronics Lab. The ideal candidate will design and implement innovative hardware/software solutions for energy management systems. A Bachelor's and Master's degree in electrical engineering is required, along with experie ...

Senior Embedded Engineer: Safety Critical Auto (Hybrid)

A leading technology company is seeking an experienced Embedded Software Engineer to develop low-level embedded software for truck control functions. The ideal candidate has over 5 years of experience with ARM microcontrollers and safety-critical projects. This hands-on role collaborates closely with hardware an ...

Senior Staff Software Architect — Enterprise Solutions (Hybrid)

A leading financial institution in Toronto is seeking a Senior Staff Software Engineer to design and implement enterprise-level architecture solutions. The ideal candidate will have over 8 years of experience in software engineering and systems architecture, along with proficiency in cloud solutions like AWS. Th ...

Senior Backend Engineer — Golang for Scalable Staking

A leading financial technology company is seeking a Senior Software Engineer, Backend for their Institutional Staking team. This role involves building services with Golang to manage digital assets in a secure environment. Candidates should have over 5 years of software engineering experience, preferably with se ...

Senior Go Engineer Identity Platform, Hybrid + Equity

Starboard Recruitment seeks a Senior Software Engineer (Golang) to join a fast-paced, innovative engineering team in Toronto. This role focuses on building a cutting-edge identity orchestration platform and offers a hybrid work environment with ample opportunities for professional growth and collaboration on exc ...

Full Stack Engineer for AI Data Platform

An innovative ag-tech startup in Alberta is seeking a Full Stack Software Engineer. The successful candidate will have 4+ years of experience, particularly in ETL tools and C#. Responsibilities include designing, developing, and maintaining software solutions for AI products. The company fosters a collaborative ...

Backend Python Engineer – Scalable, AI Driven AWS Systems

A global digital library service is seeking a Software Engineer II to design and optimize scalable systems within their ML Data Engineering team. The role focuses on building event-driven solutions in Python, integrating machine learning models to enrich content. Candidates should have extensive experience with ...

SDET, StorageGRID: Cloud Storage Testing & Automation

A leading cloud storage solutions provider is looking for a Software Engineer in Test in Vancouver, Canada. This role involves developing and executing automated tests and ensuring high-quality software products. The ideal candidate should have proficiency in Ruby and experience with REST APIs. A Bachelor's degr ...

Senior Go Engineer Identity Platform, Hybrid + Equity

Starboard Recruitment seeks a Senior Software Engineer (Golang) to join a fast-paced, innovative engineering team in Toronto. This role focuses on building a cutting-edge identity orchestration platform and offers a hybrid work environment with ample opportunities for professional growth and collaboration on exc ...

Senior Backend Engineer, Core Services — Remote

A leading micromobility company in Canada is looking for an experienced Backend Software Engineer. In this remote role, you will design and build core technology for electric vehicles, working with a talented team of engineers and data scientists. Candidates should have 5+ years of software development experienc ...

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