163,063+ Lead Software Engineer Pythonreact Jobs in Toronto, Canada — Local Employers Hiring June 2026

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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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

Senior Staff Engineer Role at Caribou

Take your engineering skills to the next level with Caribou as a Senior Staff Engineer focused on AI workflows. Drive significant improvements in home care delivery through advanced technology.As a Senior Staff Engineer at Caribou, you will play a major role in building scalable, AI-equipped workflows vital ...

Senior Engineer for Capital Projects and Reliability Management

Shape the future of manufacturing as a Capital Project & Reliability Engineer. Oversee asset management, maintenance execution, and automation strategies to boost efficiency and reliability.This role involves comprehensive oversight of maintenance strategies designed to maximize the reliability of process eq ...

Azure Infrastructure Platforms Engineer Role

Pursue a dynamic role as an Azure Infrastructure Platforms Engineer with Monex in Toronto, where you'll architect modern, scalable infrastructure solutions. Embrace automation and enhance cloud performance.As a seasoned L3 Infrastructure Platforms Engineer, your mission is to automate and secure infrastructu ...

Senior Engineer in Data Governance Hybrid

Elevate your career as a Senior Data Governance Engineer based in Toronto, focusing on AI initiatives in a hybrid work environment. This role emphasizes Azure cloud technologies and large-scale data management.You will lead enterprise data governance projects, leveraging years of experience to create and opt ...

Senior Civil Engineer for Innovative Airport Infrastructure Projects

Lead impactful airport civil engineering projects as a Senior Engineer. Leverage over 10 years of expertise to deliver exceptional designs for airside and landside infrastructure in a collaborative environment.This role, based in Toronto, demands a technically skilled professional with significant experience ...

Automotive Functional Safety Engineer ASIL D Expert

Join a pioneering semiconductor firm in Canada as a Functional Safety Engineer. Lead initiatives to ensure ISO 26262 compliance in automotive ICs with your expertise in ASIL D.We are seeking a Principal or Senior Staff Engineer with at least 8 years of experience in the semiconductor industry. This role offe ...

Senior Engineer for Innovative Supply Chain Platform Development

Drive innovation in supply chain technology as a Senior Engineer leading a new platform initiative. Leverage your expertise in architecture and system design while shaping impactful solutions in a hybrid work setting.As a Principal Engineer, you will take the lead on technical design and execution for a revo ...

Field Engineer in Toronto GIP

Drive innovative excavation solutions as a Field Engineer at Green Infrastructure Partners Inc. in Toronto, Ontario. Lead support-of-excavation projects and streamline urban construction operations for complex developments.This Field Engineer role is pivotal in bridging design and execution for heavy civil u ...

Senior Platform Engineer, Data & ML at Mistplay

Take the lead as a Senior Platform Engineer at Mistplay, overseeing data and ML lifecycle solutions. You'll define the platform, ensuring it delivers real-time insights and supports key business decisions.As a Senior Platform Engineer, you will interact with cross-functional teams, setting the technical visi ...

Experienced Validation Engineer for Sterile Manufacturing

Take on a crucial role as a Senior Validation Engineer with Amaris Consulting, focusing on sterile manufacturing in Toronto, ON. This hybrid position requires expertise in validation and compliance for large-scale pharmaceutical operations.Amaris Consulting is looking for a highly skilled Senior Validation E ...

Senior Frontend Engineer at Stripe

Lead significant advancements in merchant experiences at Stripe as a Senior Frontend Engineer. This role emphasizes core UI improvements and AI integration within a global SaaS platform.As a Senior Staff Engineer on the Merchant Experience team, you will shape Stripe's merchant interactions, enhancing qualit ...

Senior Electrical Engineer at DIALOG

Drive impactful design as a Senior Electrical Engineer at DIALOG, where your expertise in integrated electrical systems shapes communities and enhances environmental wellbeing. Lead innovative projects in a supportive, multidisciplinary environment.As a Senior Electrical Engineer, you will play a pivotal rol ...

Senior Staff Engineer for eBay Ads

Elevate eBay's advertising platform as a Senior Staff Engineer, focusing on low-latency distributed systems. Bring your technical expertise to this collaborative team and drive impactful changes.At eBay, the Ads team is seeking a seasoned engineer to shape an innovative ads platform. You’ll lead architecture ...

IAM System Engineer at Marsh

Elevate security and user experience as an IAM System Engineer at Marsh in Toronto. Embrace a hybrid role focused on cloud integrations and innovative CIAM solutions.This hybrid position offers an exciting opportunity to lead identity and access management initiatives at Marsh across multiple office location ...

Innovative Principal Mechanical Engineer Role

Join Introba as a Principal Mechanical Engineer and redefine sustainable practices across Ontario's healthcare sector. Inspire innovation while leading a collaborative engineering team.In this influential position, you will manage a high-performing team, utilizing over 15 years of mechanical design experienc ...

Experienced Signaling Engineer for Rail Projects

Advance your career as a Senior Signaling Engineer at WSP, working on cutting-edge rail systems across Canada. Collaborate with multidisciplinary teams to implement safe and reliable signaling solutions.WSP is on the lookout for a Senior Signaling Engineer who will play a key role in our Rail & Transit team. ...

Senior Staff Engineer Role at Caribou

Take your engineering skills to the next level with Caribou as a Senior Staff Engineer focused on AI workflows. Drive significant improvements in home care delivery through advanced technology.As a Senior Staff Engineer at Caribou, you will play a major role in building scalable, AI-equipped workflows vital ...

Field Solutions Engineer, Commercial Sales

Join 1Password as a Field Solutions Engineer focusing on commercial sales, enhancing technical engagement through customer-facing interactions. Lead technical discussions to drive effective solutions.In this exciting role at 1Password, you will act as the primary technical advisor to the sales team, ensuring ...

Chief Engineer Leadership Role

Take charge as Chief Engineer at Courtyard by Marriott Toronto Downtown. This position requires expertise in facility operation, budget oversight, and ensuring safety standards are strictly followed.The Chief Engineer will manage all aspects of engineering across the property, ensuring the physical plant and ...

Cloud Analytics Senior Support Engineer

Elevate client data support as a Senior Support Engineer for Cloud Analytics. Leverage your expertise in Data Warehousing and Cloud technologies to enhance operational performance.In this pivotal role, you'll ensure high availability of client data while maintaining core legacy applications in Data Warehousi ...

A/V Systems Engineer at MLSE

Become an A/V Systems Engineer at MLSE, focusing on live event technology. Support broadcast systems and ensure outstanding venue presentation across multiple iconic locations.As a key engineer in the team, you will maintain and operate vital broadcast technologies at venues such as Coca-Cola Coliseum and th ...

Nuclear Mechanical Engineer at Sargent & Lundy

Advance your engineering career as a Mechanical Engineer 2 in a hybrid role with Sargent & Lundy. Focus on nuclear power plant systems design and lead innovative projects.This Mechanical Engineer 2 role requires a BS or MS in Mechanical or Chemical Engineering and a minimum of one year of relevant experience ...

Senior Active Directory Engineer Role

Drive infrastructure transformation as a Senior Active Directory Engineer focused on modernization and Azure integration. Lead domain lifecycle activities and large-scale AD migrations for robust environments.In this pivotal role, you'll leverage 5+ years of experience as an Active Directory Engineer to desi ...

Release Train Engineer SAFe Credit Card Focus

Take on a key leadership role as a Release Train Engineer specializing in credit card projects. Work with a premier financial client to drive Agile processes and ensure successful project launches.As a Senior Release Train Engineer, you'll lead complex Agile initiatives within the credit card sector. This ro ...

Senior Telecom Engineer at Hitachi Rail

Elevate your engineering career as a Senior Telecom Engineer with Hitachi Rail in Toronto. This full-time role offers an exciting chance to lead telecommunications systems design and integration.As a Senior Telecom Engineer at Hitachi Rail, you will utilize 5-8 years of specialized experience to manage compl ...

Network Operations Engineering Role in Multinational Setting

Become an integral part of network operations as a Network Operations Engineer, focusing on the daily availability of critical network services including data and voice. This excellent opportunity requires hands-on technical skills in a global environment.As a Network Operations Engineer, you'll support Leve ...

Senior Hardware Engineer Position

Join ecobee as a Senior Hardware Engineer and lead impactful product development efforts in Toronto. Design reliable, innovative electrical systems that redefine home automation and energy efficiency.The Hardware Engineering team at ecobee seeks a seasoned engineer to manage new product initiatives from conc ...

Revenue Operations GTM Engineer Role

Join ContactMonkey as a Revenue Operations GTM Engineer and help create powerful automation solutions that drive measurable employee engagement. This role emphasizes innovation within revenue systems to boost team performance.As the GTM Engineer, you'll take charge of essential platforms like Salesforce and ...

Senior Mechanical Engineer in Mining Sector

Join WSP as a Senior Mechanical Engineer, where you will manage multidisciplinary engineering solutions for mining projects across Canada. This position promotes innovation in mechanical systems design and execution.This role is ideal for seasoned engineers with a solid track record in delivering EPCM projec ...

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