163,062+ Lead Software Engineer Pythonreact Jobs in Toronto, Canada — Local Employers Hiring June 2026

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Hydrology and Water Resources Engineer

Take on the role of Hydrology and Water Resources Engineer. Deliver expert water resource planning and management while leveraging industry-standard modeling tools in a team-driven setting.This position calls for a dedicated professional with a strong background in water resources engineering. With a Bachelo ...

Senior Machine Learning Engineer at Dayforce

Advance your career as a Senior Machine Learning Engineer with Dayforce, available for remote work. Leverage your expertise to build ML models for innovative AI solutions.This role involves designing, implementing, and maintaining machine learning models to enhance products like Dayforce AI Assistant. You wi ...

Senior Backend Engineer with React

Join TRAFFIX as a Senior Backend Engineer, focusing on building scalable systems with C# and React. Engage in solving complex challenges and driving high-quality software delivery.In this role, you will work alongside Tech Leads, Product, QA, and DevOps teams to design and maintain robust backend services an ...

QA Engineer Specializing in Salesforce

Join Avanciers as a Salesforce QA Engineer in Toronto, ON, and thrive in a hybrid work setting. Your focus on functional and regression testing will play a vital role in delivering strong Salesforce solutions.In this full-time role, you will leverage over three years of software testing experience, particula ...

Senior AI Solutions Engineer RBC Reliability

RBC seeks a Senior AI Solutions Engineer to enhance its Site Reliability Engineering efforts. Shape the future with intelligent automation for software resilience and incident resolution.Your significant ML engineering experience will be essential as you design Agentic AI solutions capable of detecting and r ...

Quality Assurance Engineer for Kids Apps

Elevate children's digital experiences as a Quality Assurance Engineer II, focusing on innovative apps and educational content. Drive test automation and quality strategies in a collaborative team.As a candidate, you should possess over 3 years of quality assurance engineering experience, alongside a solid u ...

Strategic Full Stack Engineer for Partner Integration Development

Drive innovation as a Full-Stack Engineer on the Partner Products team by creating impactful integrations with various systems. Your coding skills will play a pivotal role in enabling rapid connectivity that serves a global business landscape.In this position, you'll be instrumental in developing the underly ...

Senior Engineer Session Replay Development

Explore new frontiers in software at Sentry as a Senior Engineer in the Session Replay domain. Leverage your expertise in Python and React to enhance developer tools in a collaborative setting.In your role, you’ll contribute to designing and implementing features allowing developers to replay users' experien ...

Docebo Senior Product Engineer Needed

Elevate your career as a Senior Product Engineer at Docebo, designing AI-powered learning experiences. Confront software challenges head-on while leading innovative development teams.Your role will emphasize technical leadership and hands-on development, preparing you to tackle complex problems effectively. ...

Undergraduate Engineer in Oakville

Advance your engineering career with exciting microgrid projects as an undergraduate engineer in Oakville. This role allows you to engage in process automation and engineering standardization supporting innovative energy solutions.We are seeking detail-oriented students currently enrolled in Engineering, Bus ...

Senior Engineer for Data Pipelines at Fivetran

Become a Senior Software Engineer at Fivetran, focused on enhancing our data pipeline services from the Toronto office. Enjoy the benefits of a hybrid work model while contributing to key database projects.In this role, you will be integral to driving performance and reliability improvements. You will levera ...

Full Stack Engineer with React & Node.js

Join our team as a Full-Stack Engineer focusing on React and Node.js in a hybrid setup. Collaborate to create high-quality SaaS solutions that drive industry success.In this role, you will utilize your extensive experience in engineering—five years or more—within a fast-paced SaaS environment. Your expertise ...

Cloud Engineer with GCP Focus

Advance your expertise with APPIT Software Solutions as a GCP Cloud Engineer based in Toronto, Canada. Architect and manage Google Cloud infrastructures focused on scalable applications and data pipelines.We're looking for a candidate with 3-6 years of cloud engineering experience and a deep understanding of ...

Solution Engineer CI/CD Focus at TCS

Join Tata Consultancy Services as a Solution Engineer specializing in CI/CD pipelines. Leverage your skills in automation and DevOps to enhance software integration in Canada.In this role, you will be responsible for supporting application migration to GitHub Actions, addressing DevOps challenges, and develo ...

Nasdaq DevOps Cloud Engineer Role

Become a key player at Nasdaq as a DevOps Cloud Engineer, where you'll design, automate, and manage AWS infrastructure for impactful software delivery.This role requires your expertise in cloud engineering, with a strong focus on automation and CI/CD practices. A successful candidate will have 3-5 years of e ...

Machine Learning Engineer in Toronto

Amazon is seeking a Machine Learning Engineer in Toronto to develop impactful Generative AI projects for customer service. Your work will directly improve how we deliver exceptional experiences.You'll be responsible for building and scaling systems that provide insights into customer interactions, supporting ...

Automotive Android OS Engineer at Rivian

Join Rivian and Volkswagen Group Technologies as an Automotive Android OS Engineer, focusing on Infotainment technologies. Help redefine the in-vehicle experience through advanced Android OS development.In this crucial role, you will work with the Infotainment team to develop, optimize, and customize Android ...

Embedded Engineer, Driver Development in AI

Become an Embedded Engineer at Tenstorrent, pushing AI boundaries in Toronto, ON. This hybrid role focuses on creating driver solutions that advance high-performance computing and seamless user experiences.As a Software Driver Developer, you will support the design and evolution of drivers for advanced AI ha ...

Senior Java Engineer Multitenant Solutions

Unlock your potential as a Senior Staff Engineer, focused on crafting secure, high-performance applications at scale. Your role will involve leveraging Java and modern AI tools to drive innovation.In this pivotal role, you will architect and develop multitenant systems while working collaboratively with prod ...

Nasdaq DevOps Cloud Engineer Role

Become a key player at Nasdaq as a DevOps Cloud Engineer, where you'll design, automate, and manage AWS infrastructure for impactful software delivery.This role requires your expertise in cloud engineering, with a strong focus on automation and CI/CD practices. A successful candidate will have 3-5 year ...

AI Focused Engineer for Legal Solutions

Drive innovation in the legal industry as a Senior Forward Deployed Engineer with Clio in Toronto. Your expertise will turn complex challenges into impactful software solutions tailored for clients.This role emphasizes embedding within client operations to develop custom AI workflows and integrations u ...

Machine Learning Engineer in Toronto

Amazon is seeking a Machine Learning Engineer in Toronto to develop impactful Generative AI projects for customer service. Your work will directly improve how we deliver exceptional experiences.You'll be responsible for building and scaling systems that provide insights into customer interactions, supporting ...

Control Systems Engineer Specializing in Advanced Regulatory Solutions

Join as a Control Systems Engineer and specialize in advanced regulatory solutions for the mining industry. Engage in hands-on system integration and troubleshooting while collaborating globally.This Mid-Senior level role within the Advanced Process Control department focuses on deploying optimization soluti ...

Hydrology and Water Resources Engineer

Take on the role of Hydrology and Water Resources Engineer. Deliver expert water resource planning and management while leveraging industry-standard modeling tools in a team-driven setting.This position calls for a dedicated professional with a strong background in water resources engineering. With a Bachelo ...

AWS Neuron ML Kernel Engineer

# AWS Neuron ML Kernel EngineerAmazonFull TimejuniorToronto, Ontario, CAPosted 2 days ago## Job DescriptionJoin the Annapurna Labs team at Amazon Web Services as a Machine Learning Kernel Performance Engineer. Focus on designing high-performance kernels for AWS's custom ML accelerators, such as Inferentia and Tr ...

Senior AI Engineer in Generative Systems

We are looking for an experienced AI Engineer to develop Generative and Agentic AI solutions. Utilize large language models (LLMs) and orchestration frameworks to enhance enterprise AI capabilities.As a key player in this role, you'll blend software engineering with the latest advancements in AI research. Yo ...

AI Systems Optimization Engineer

Become a key player in AI technology as a Performance Engineer focused on enhancing software performance and system optimizations for ML applications. Work within an innovative Runtime Team to push the boundaries of x86 architecture performance.This role combines expertise in performance engineering with alg ...

Senior Engineer Search Infrastructure at Autodesk

Join Autodesk as a Senior Software Engineer dedicated to Search Infrastructure. Your skills will be critical in enhancing search experiences across Fusion, Forma, and Flow within Autodesk’s Industry Clouds.In this role, you will utilize your expertise in Java and cloud infrastructure to build scalable ...

IT Field Support Engineer in Toronto

Join Axiom Technologies as an IT Field Support Engineer in Toronto, Ontario, focusing on both desktop and field support roles. This contractor position demands a proactive approach to resolving end-user issues.The position requires effective troubleshooting skills in hardware, software, and network-related t ...

NVIDIA Senior Engineer AI Inference Solutions

Drive innovation at NVIDIA as a Senior Software Engineer in AI inference. Collaborate directly with customers to optimize LLM serving and performance scalability.This impactful role involves partnering closely with engineering teams at NVIDIA to refine large-scale LLM serving solutions. Engage in both ...

Senior System Engineer in Signaling Design

Elevate your engineering career as a Senior System Engineer focused on signaling design. Join a team that develops train control subsystems with a commitment to safety standards and best practices.This role requires over 5 years of solid systems engineering expertise in developing databases and conduct ...

AI Test Engineer with Cognizant in Toronto

Join Cognizant as an AI Automation Test Engineer to innovate testing processes in Toronto. Implement AI-driven solutions to improve testing efficiency and accuracy in a hybrid working environment.This role is perfect for experienced professionals with 5-10 years in software engineering or QA/testing, i ...

Backend Engineer for Distributed Systems

Unlock innovative solutions at Movable Ink as a Backend Engineer focused on Distributed Systems. Drive large-scale data insights while developing cutting-edge AI-based software solutions.As a key member of Movable Ink's Activation Team, you will design and implement distributed systems that operate at ...

QA Engineer Specializing in Salesforce

Join Avanciers as a Salesforce QA Engineer in Toronto, ON, and thrive in a hybrid work setting. Your focus on functional and regression testing will play a vital role in delivering strong Salesforce solutions.In this full-time role, you will leverage over three years of software testing experience, particula ...

Konrad Senior Developer Full Stack Focus

Advance your career as a Senior Developer at Konrad, specializing in Full Stack Development for web applications. Be a part of a culture that prioritizes innovation and quality.In this Senior Developer position, you’ll utilize your 5+ years of experience to contribute to the development and delivery of impac ...

Full Stack Engineer, Java & Angular

Join RAVL as a Full Stack Engineer to create impactful software. Leverage your expertise in Java and Angular to develop high-quality applications in a collaborative environment.This role requires a solid background in full stack development with at least 5-8 years of experience. You will design, develop, and ...

Senior Machine Learning Engineer at Dayforce

Advance your career as a Senior Machine Learning Engineer with Dayforce, available for remote work. Leverage your expertise to build ML models for innovative AI solutions.This role involves designing, implementing, and maintaining machine learning models to enhance products like Dayforce AI Assistant. You wi ...

Senior Backend Engineer with React

Join TRAFFIX as a Senior Backend Engineer, focusing on building scalable systems with C# and React. Engage in solving complex challenges and driving high-quality software delivery.In this role, you will work alongside Tech Leads, Product, QA, and DevOps teams to design and maintain robust backend services an ...

Senior Full Stack Engineer for SaaS

Take on a Senior Full Stack Engineer role at Trevor Frances Recruitment, focusing on innovative SaaS solutions. Combine hands-on development and strategic thinking in a dynamic environment.You're suited for this position if you have comprehensive front-end and back-end development skills. Your role involves ...

Research Engineer in Decentralized Finance

Join Berachain as a Research Engineer and contribute to innovative decentralized finance solutions with a focus on blockchain technologies. This role suits those passionate about modern engineering practices and thrives in a collaborative space in Toronto.Candidates should have over five years of software de ...

Machine Learning Engineer in Toronto

Amazon is seeking a Machine Learning Engineer in Toronto to develop impactful Generative AI projects for customer service. Your work will directly improve how we deliver exceptional experiences.You'll be responsible for building and scaling systems that provide insights into customer interactions, supporting ...

Docebo Senior Product Engineer Needed

Elevate your career as a Senior Product Engineer at Docebo, designing AI-powered learning experiences. Confront software challenges head-on while leading innovative development teams.Your role will emphasize technical leadership and hands-on development, preparing you to tackle complex problems effectively. ...

Senior Engineer Session Replay Development

Explore new frontiers in software at Sentry as a Senior Engineer in the Session Replay domain. Leverage your expertise in Python and React to enhance developer tools in a collaborative setting.In your role, you’ll contribute to designing and implementing features allowing developers to replay users' experien ...

Senior Engineer for Data Pipelines at Fivetran

Become a Senior Software Engineer at Fivetran, focused on enhancing our data pipeline services from the Toronto office. Enjoy the benefits of a hybrid work model while contributing to key database projects.In this role, you will be integral to driving performance and reliability improvements. You will levera ...

Senior Java Engineer Multitenant Solutions

Unlock your potential as a Senior Staff Engineer, focused on crafting secure, high-performance applications at scale. Your role will involve leveraging Java and modern AI tools to drive innovation.In this pivotal role, you will architect and develop multitenant systems while working collaboratively with prod ...

Engineering Manager, Canada

Overview Hi , I’m Abhik, Ashby’s Co-Founder and VP of Engineering.We’re looking for a great (former) engineer with a track record of building impressive products who is now ready to lead and build teams of top engineers.Ashby’s success and ambition mean we’re doubling the Engineering team ove ...

Principal Engineer Apps

Location: Toronto, OntarioWe’re looking for a Principal Engineer, Apps to lead our cross‑platform client engineering team managing our clients Sports Live app development across mobile, web, and connected TV devices. This role requires a hands‑on technical depth who can architect, code, manage at scale ...

Principal Engineer Apps

Location: Toronto, Ontario We’re looking for a Principal Engineer, Apps to lead our cross‑platform client engineering team managing our clients Sports Live app development across mobile, web, and connected TV devices. This role requires a hands‑on technical depth who can architect, code, manage at ...

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