211,454+ Lead Software Engineer Pythonreact Jobs in Toronto, Canada — Local Employers Hiring June 2026

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Lead Cloud DevSec Ops Engineer

Job Title: Lead Cloud DevSec Ops Engineer Key Technology: DevOps, Python, PowerShell, Rego, Azure, GCP Job Responsibilities: Ensure that all cloud solutions follow internally defined security and compliance controls. Implement the ...

Lead Signaling Installation & Correlation Engineer

A global engineering company in Toronto is seeking an Installation Engineering Design Leader. You will be responsible for signaling installation design, ensuring alignment with project specifications and client requirements. The ideal candidate should have a strong engineering background, knowledge of signaling ...

Lead Frontend Engineer at Meltwater

Join Meltwater as a Lead Frontend Engineer to shape our UI architecture and drive technical direction. Lead a team to enhance product performance and delivery while maintaining code quality.In this senior role, you will manage a team of frontend engineers and oversee the execution of complex systems fr ...

Lead Platform Engineer, TD Securities

Work Location:Toronto, Ontario, CanadaHours:37.5Line of Business:Technology SolutionsPay Details:$126,800 - $164,100 CADThis role is eligible for a discretionary variable compensation award that considers business and individual performance.TD is committed to providing fair and equitable compensation opportuniti ...

Lead Reliability Engineer at Manulife

Elevate your impact as a Lead Reliability Engineer with Manulife in Boston, Toronto, or Waterloo. Support Azure cloud services, CI/CD pipelines, and enhance platform efficiencies in a hybrid work environment.As a Director-level individual contributor, you will manage Azure services, lead the implementa ...

Lead Cloud/Platform Engineer (DevOps)

Join our team as a Lead Cloud/Platform Engineer, focusing on AWS and advancing our DevOps capabilities. This hybrid role centers on leveraging EKS, Terraform, and AI-driven automation.As a Lead Engineer, you will take ownership of our cloud platform, specializing in AWS services with a heavy emphasis o ...

Lead Android Engineer at eBay

Become a key player in shaping eBay Live as a Lead Android Engineer. This role offers the chance to innovate within the live shopping platform and influence the future of ecommerce.eBay is searching for a collaborative and passionate Android Software Engineer to join their dynamic team. You'll be respo ...

Lead Data Solutions Engineer Affinity

Join Affinity as a Lead Data Solutions Engineer in a hybrid role based in Toronto or Vancouver. Excel in technical leadership, data modeling, and hands-on coding for a robust data environment.As a Principal Engineer at Affinity, you will influence data quality and analytics solutions within the Enterpr ...

Lead Requirements Engineer Hybrid Role

Join Matchtech as a Lead Requirements Engineer, focusing on high-profile railway projects in Toronto with a hybrid work model. Utilize your extensive knowledge in requirements management and compliance.In this pivotal role at Matchtech, you'll oversee requirements engineering for significant rail trans ...

Lead Azure Reliability Engineer Boston

Join Manulife/John Hancock as a Lead Reliability Engineer, spearheading Azure Kubernetes Services and optimizing platform efficiencies. This role is hybrid, with three days in-office and two remote.At Manulife / John Hancock, the Lead Reliability Engineer operates at the director level as an individual ...

Senior Frontend Engineer (Team Lead)

What You’ll Work On:Leading a team of frontend engineers, owning delivery, execution quality, and technical direction Owning complex frontend systems and features end-to-end, from design through long-term production health Driving org-wide initiatives across design systems, application performance, and ...

Lead DevOps Engineer Cloud Architecture

Join a leading software platform as a Lead DevOps Engineer, focusing on cloud architecture and secure customer solutions. Engage in designing AWS and Kubernetes-based environments for the financial sector.This senior position blends hands-on engineering with impactful solution delivery. You'll design s ...

Lead Performance Engineer at UniSysTech

Shape enterprise application performance with UniSysTech Consulting as a Lead Performance Engineer. Drive load testing and performance strategies in a hybrid work model.UniSysTech Consulting is looking for a Lead Performance Engineer to spearhead initiatives in performance testing and optimization for ...

Lead AI Engineer at Tangerine

Join Tangerine as a Senior AI Engineer, where you will influence the development of innovative AI solutions and scalable systems. This role is designed for those eager to make a meaningful impact.As a vital member of the team, you will design and implement agentic AI applications while ensuring system ...

Lead AI Engineer at SuiteSpot

Enhance resident experience as SuiteSpot's Lead AI Engineer focusing on building and scaling SAM. Utilize your full-stack engineering skills in a fast-moving environment.This role demands significant experience in software engineering with a focus on AI technologies. As you enhance SAM’s capabilities, ...

Lead Electrical Engineer at Kepler

Elevate your career with Kepler Communications as a Lead Electrical Engineer. This role combines leadership with cutting-edge hardware design for space connectivity.Kepler is seeking a Senior Electrical Engineer to lead a small team and drive innovative hardware solutions for our space technology. In t ...

Lead AI Engineer at Tangerine

Lead innovative AI initiatives at Tangerine as a Principal AI Engineer. Focus on natural language interfaces and build secure AI platforms to meet business needs.As a senior Principal AI Engineer, you will be at the forefront of AI development and architecture. Your responsibilities will include design ...

Senior Electrical Engineer & Team Lead

At Kepler Communications, we’re not just imagining the future of on-demand space connectivity - we’re leading it!Our mission is to provide real-time Internet access for space-based assets, enabling a new era of data-driven exploration and innovation. With 33 satellites launched to date, Kepler operates ...

Genesys Test Engineer Lead Role

Join Genesys as a Lead Test Engineer focusing on Batch Analytics to shape the future of cloud services. Your expertise will enhance product quality and automation.This role offers the opportunity to lead testing for innovative features at Genesys. Collaborate with Product Management, Development, and U ...

Lead Infrastructure Engineer Azure (Toronto)

Infrastructure Developers help clients build and evolve systems that client organizations use to deliver and run software. They are comfortable working within teams of people with diverse roles and levels of experience to find solutions that meet the needs of the organization. They combine technical expertise an ...

Electrical Systems Lead Engineer Role

Join HDR's team in Calgary as a Senior Electrical Engineer, leading electrical systems design and ensuring project success through collaboration and compliance with standards.This role calls for a detailed-oriented Senior Electrical Engineer who can navigate the complexities of electrical design for various ...

Data Engineer Lead at Morningstar

Drive the future of data engineering as a Principal Software Engineer at Morningstar in Toronto. Lead the migration to a cloud-native platform while architecting scalable data pipelines.This senior role requires a technical thought leader to oversee data platform architecture. You will partner with product o ...

Senior IT Engineer (Onsite Lead)

About Zip Zip is the AI platform for enterprise procurement — built for humans and agents working together. By orchestrating procurement across teams, tools, and suppliers with the help of AI agents, companies can secure the resources they need to innovate faster than ever before. T ...

DevOps Engineer Lead at RBC

Join the RBC team as a Lead DevOps Engineer, where innovation meets application development in a hybrid setting based in Toronto. Spearhead CI/CD pipeline design while ensuring best practices are followed for robust software delivery.This 5-month contract role is ideal for a seasoned professional eager ...

Senior IT Engineer (Onsite Lead)

About ZipZip is the AI platform for enterprise procurement — built for humans and agents working together. By orchestrating procurement across teams, tools, and suppliers with the help of AI agents, companies can secure the resources they need to innovate faster than ever before. The world’s most influ ...

DevOps Engineer Lead at RBC

Join the RBC team as a Lead DevOps Engineer, where innovation meets application development in a hybrid setting based in Toronto. Spearhead CI/CD pipeline design while ensuring best practices are followed for robust software delivery.This 5-month contract role is ideal for a seasoned professional eager to en ...

Senior Electrical Engineer & Team Lead

At Kepler Communications, we’re not just imagining the future of on-demand space connectivity - we’re leading it! Our mission is to provide real-time Internet access for space-based assets, enabling a new era of data-driven exploration and innovation. With 33 satellites launched t ...

Lead AI Engineer at Tangerine

Join Tangerine as a Senior AI Engineer, where you will influence the development of innovative AI solutions and scalable systems. This role is designed for those eager to make a meaningful impact.As a vital member of the team, you will design and implement agentic AI applications while ensuring system reliab ...

Lead Structural Engineer Bridges & Infrastructure

A government transportation agency in Toronto seeks a Lead Engineer, Structural to oversee engineering projects and ensure safety on transportation corridors. The ideal candidate will lead teams in structural design and project delivery, requiring a Professional Engineer license with expertise in bridge and tran ...

Senior Lead Airfield Electrical Engineer

Senior Lead Airfield Electrical Engineer Join to apply for the Senior Lead Airfield Electrical Engineer role at Stantec Your Opportunity In the capacity of Senior Lead Airfield Electrical Engineer, you will interface directly with clients and stakeholders to effective ...

Lead Site Reliability Engineer Access

Lead Site Reliability Engineer - Access page is loaded## Lead Site Reliability Engineer - Accesslocations: Torontotime type: Full timeposted on: Posted Yesterdayjob requisition id: R- **WHAT MAKES US, US**Join some of the most innovative thinkers in FinTech as we lead the evolution of financial technolog ...

Lead Product Design Engineer, P.Eng

An innovative manufacturing firm in Toronto is seeking a skilled Product Design Engineer (P.Eng or equivalent) to lead the design and development of product solutions. This role involves creating manufacturable and cost-effective products, working within a collaborative environment. The ideal candidate has a deg ...

Lead Application Release Engineer Role

Step into a Lead Application Release Engineer role at TD, focusing on infrastructure automation in Toronto. Bring your 7+ years of DevOps experience to optimize cloud operations and deployments. We're seeking an expert to guide a team of engineers in deploying and managing cloud technologies. Your r ...

Lead GRC Engineer at Vanta

Elevate your engineering career at Vanta as a Principal Software Engineer in Governance, Risk, and Compliance. Take on leadership and innovation in this exciting role focused on secure practices. This Principal Software Engineer position at Vanta offers an opportunity to directly influence engineeri ...

ADMS Lead Engineer Systems & Integrations

A leading engineering firm located in Toronto, Ontario is seeking an experienced ADMS Lead. The ideal candidate will have 10-15 years of experience in ADMS or OMS implementations, knowledge of major vendors, and strong problem-solving skills. Responsibilities include ensuring system integrity, collaborating with ...

Lead Python Full Stack Engineer

Responsibilities Develop and maintain: Build and refine responsive front‑end applications applying Angular or ReactJS, and robust backend APIs by applying Python for AWS Lambda. Cloud architecture: Build, deploy, and manage scalable applications on AWS, bringing to bea ...

Lead Engineer for Distributed Systems

Transform backend architectures as a leading Staff Engineer. Design innovative solutions while actively mentoring junior developers to achieve high-quality outcomes in different domains. In this pivotal role, you’ll lead initiatives to architect user-facing applications while integrating best practi ...

Lead Mechanical Engineer 1 Nuclear

About Sargent & Lundy At Sargent & Lundy, we care about the health and well-being of our employees. Our commitment extends beyond the workplace, offering comprehensive healthcare plans and generous paid time off to support our team members in every aspect of their lives. We understand the importan ...

Sanofi Lead Machine Learning Engineer

Shape the future of healthcare as Sanofi's Lead Engineer specializing in Machine Learning Applications. Design scalable AI systems that streamline clinical product development and enhance patient outcomes.As a key member of the Data Engineering Management group, you will focus on developing robust ML solutio ...

Lead Azure Reliability Engineer Boston

Join Manulife/John Hancock as a Lead Reliability Engineer, spearheading Azure Kubernetes Services and optimizing platform efficiencies. This role is hybrid, with three days in-office and two remote.At Manulife / John Hancock, the Lead Reliability Engineer operates at the director level as an individual contr ...

DevOps Engineer Lead at RBC

Join the RBC team as a Lead DevOps Engineer, where innovation meets application development in a hybrid setting based in Toronto. Spearhead CI/CD pipeline design while ensuring best practices are followed for robust software delivery.This 5-month contract role is ideal for a seasoned professional eager to en ...

Lead AI Engineer at SuiteSpot

Enhance resident experience as SuiteSpot's Lead AI Engineer focusing on building and scaling SAM. Utilize your full-stack engineering skills in a fast-moving environment.This role demands significant experience in software engineering with a focus on AI technologies. As you enhance SAM’s capabilities, your e ...

Lead Performance Engineer at UniSysTech

Shape enterprise application performance with UniSysTech Consulting as a Lead Performance Engineer. Drive load testing and performance strategies in a hybrid work model.UniSysTech Consulting is looking for a Lead Performance Engineer to spearhead initiatives in performance testing and optimization for critic ...

Lead Electrical Engineer at RVA

Elevate your career as a Lead Electrical Engineer with RVA, working on innovative projects in water distribution systems and building electrical infrastructure. Utilize your expertise in planning, design, and optimization.RVA is searching for a highly skilled Lead Electrical Engineer with over 15 years of ex ...

Lead Security Engineer at EvenUp

Join EvenUp as a Senior Security Engineer in our hybrid Toronto office. Drive the strategy and execution of security measures that protect our AI technology and sensitive data.This role focuses on leading the charge in risk management and code security initiatives. You will develop incident response plans, c ...

Lead Platform Engineer (DevOps & MLOps)

Shore is an IT and strategy consulting firm focusing on innovation in the public sector. We deliver services and tools that advance public sector organizations and the services they provide. Shore’s working environment is flexible, collaborative, and down to earth. We work hard and deliver exception ...

Lead Electrification Engineer at Alstom

Shape the future of transportation as the Head of Electric Traction at Alstom in Toronto. Utilize your electrification expertise to manage project delivery and ensure compliance.This full-time role at Alstom calls for a senior leader in Electric Traction. You will leverage your extensive knowledge in electri ...

Lead AI Engineer at Tangerine

Join Tangerine as a Senior AI Engineer, where you will influence the development of innovative AI solutions and scalable systems. This role is designed for those eager to make a meaningful impact.As a vital member of the team, you will design and implement agentic AI applications while ensuring system reliab ...

Lead Infrastructure Engineer Azure (Toronto)

Infrastructure Developers help clients build and evolve systems that client organizations use to deliver and run software. They are comfortable working within teams of people with diverse roles and levels of experience to find solutions that meet the needs of the organization. They combine technical expert ...

Lead Cloud/Platform Engineer (DevOps)

Join our team as a Lead Cloud/Platform Engineer, focusing on AWS and advancing our DevOps capabilities. This hybrid role centers on leveraging EKS, Terraform, and AI-driven automation.As a Lead Engineer, you will take ownership of our cloud platform, specializing in AWS services with a heavy emphasis on Amaz ...

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