164,140+ Lead Software Engineer Pythonreact Jobs in Toronto, Canada — Local Employers Hiring June 2026

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Technical Director, Bridge Engineering

Role description Arcadis is seeking a Senior Supervising Bridge Engineer to join our expanding Bridge team in Canada. Our team specializes in the pursuit and delivery of large‑scale bridge and structural rehabilitation and design projects nationwide. As a key member of our team, you will leverage ...

Technical Director, Bridge Engineering

Role description Arcadis is seeking a Senior Supervising Bridge Engineer to join our expanding Bridge team in Canada. Our team specializes in the pursuit and delivery of large‑scale bridge and structural rehabilitation and design projects nationwide. As a key member of our team, you will leverage your extensive ...

Technical Director, Bridge Engineering

Role description Arcadis is seeking a Senior Supervising Bridge Engineer to join our expanding Bridge team in Canada. Our team specializes in the pursuit and delivery of large‑scale bridge and structural rehabilitation and design projects nationwide. As a key member of our team, you will leverage ...

Member of Technical Staff

Direct message the job poster from Viggle Viggle AI is a startup backed by top-tier investors such as a16z and TSFV. At the forefront of the GenAI revolution, we specialize in controllable video generation for content creators, offering advanced technology that empowers creators to realize their vision ...

IT Infrastructure Solutions Engineer

Join to apply for theIT Infrastructure Solutions Engineerrole atCI Financial 17 hours ago Be among the first 25 applicants Join to apply for theIT Infrastructure Solutions Engineerrole atCI Financial Get AI-powered advice on this job and more exclusive ...

Python Developer

Job Description We are looking for a Senior Software Engineer with experience in building highly scalable solutions based on a microservices architecture. As a Senior Software Engineer, you will be working with a highly skilled cross functional team to enhance our banking platform. < ...

Python Developer

Job Description We are looking for a Senior Software Engineer with experience in building highly scalable solutions based on a microservices architecture. As a Senior Software Engineer, you will be working with a highly skilled cross functional team to enhance our banking platform. < ...

Backend Developer (Python)

We are looking for a Senior Software Engineer with experience in building highly scalable solutions based on a microservices architecture. As a Senior Software Engineer, you will be working with a highly skilled cross functional team to enhance our banking platform.Qualifications and SkillsEx ...

Staff Backend Engineer

RequirementsThis is a role for someone who likes thinking about how systems fit together. You'll need strong opinions about what makes a good abstraction, and the flexibility to evolve those abstractions as the product grows , 8+ years of experience as a SWE , Are an experienced software engineer with ...

Python Developer

Job Description We are looking for a Senior Software Engineer with experience in building highly scalable solutions based on a microservices architecture.As a Senior Software Engineer, you will be working with a highly skilled cross functional team to enhance our banking platform.Responsibili ...

Machine Learning Engineer

In this role, you'll build the next generation of AI tools that preserve and enhance critical thinking for humanity. The ideal candidate is someone who is adept at creating reliable AI agents, prompt engineering, possesses a great product sense, and is also an excellent software engineer. You'll be working on a ...

Python Developer

Job Description We are looking for a Senior Software Engineer with experience in building highly scalable solutions based on a microservices architecture. As a Senior Software Engineer, you will be working with a highly skilled cross functional team to enhance our banking platform. < ...

Senior Electrical Engineer

About the Company Our company is at the forefront of innovative hydrogen, biogas and RNG projects, and we are looking for someone who possesses both technical expertise and a passion for sustainability. You will have the opportunity to lead and contribute to projects that m ...

Skilled DevOps Engineer Needed

Become a pivotal force in software development as a DevOps Engineer. Focus on automating task management, security practices, and monitoring to ensure efficient software delivery.Reporting to the IT Manager, you'll manage CI/CD pipelines, oversee cloud infrastructure provisioning, and work collaborativ ...

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 ...

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 ...

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 ...

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 ...

AI Platform Engineer: ML Systems & Production

A leading staffing and consulting firm in Toronto is seeking a Machine Learning, AI Software Engineer. You will help build AI-powered capabilities on a modern platform, working on model integration and evaluation frameworks. Ideal candidates have over 2 years of experience in software engineering with machine le ...

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 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 ...

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 ...

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. ...

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 ...

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 ...

AI Platform Engineer: ML Systems & Production

A leading staffing and consulting firm in Toronto is seeking a Machine Learning, AI Software Engineer. You will help build AI-powered capabilities on a modern platform, working on model integration and evaluation frameworks. Ideal candidates have over 2 years of experience in software engineering with machine le ...

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 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 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 ...

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 ...

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 ...

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 ...

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. ...

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 ...

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 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 ...

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 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 ...

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 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 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 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 ...

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 ...

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 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 ...

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