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

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Lead Engineer for Cloud Infrastructure

Take on a leadership role in cloud infrastructure as a Lead Engineer. Focus on automating and securing hybrid environments, while bringing your expertise in identity management to the forefront.This critical role requires a deep understanding of both Microsoft 365 and cloud platforms. You'll play an es ...

Lead QA/Test Automation Engineer

Overview Lead QA/Test Automation Engineer with expertise in automation testing and AI-driven quality solutions to lead innovation in our Core and Realtime Payments QE team. This role will spearhead the design and implementation of automation frameworks, drive POC initiatives, and integrate AI/ML technologies to ...

Lead Analytics Engineer at Faire

Elevate your career as a Lead Analytics Engineer at Faire, driving AI-focused solutions for small to medium businesses. Utilize your data engineering skills to innovate product features and enhance data capabilities.In this influential role, you will lead a team of Data Scientists and Software Engineers to s ...

Lead AI Forward Deployed Engineer

Join Accenture as a Lead AI Forward Deployed Engineer, where you will specialize in designing cutting-edge, agent-powered systems for enterprise environments. Bring your 7+ years of experience in cloud-native technologies to life.As a leader in this role, you will engage clients to transform AI ideas i ...

Lead Electrical Engineer Traffic signaling

About Us Are you ambitious and looking to make the right move in your career? Now is the perfect time to join Egis. Egis is experiencing substantial growth in North America, now made up of over 1,000 engineers, architects and planners across Canada and the USA. This strategic move underscores our commitment to i ...

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 practices ...

Lead Municipal Engineer – Water Projects

Shape municipal infrastructure as a Senior Engineer, focusing on stormwater and sanitary design projects. This hybrid role allows you to lead diverse engineering tasks impacting the greater community.As a Senior Municipal Engineer, you will spearhead the design and implementation of municipal conveyanc ...

Lead Full Stack Development Engineer

Lead Full Stack Development Engineer We are seeking a Lead Full Stack Development Engineer to join our Technology & Operations team. This role is ideal for a seasoned engineer who thrives in a collaborative, high-performance environment and is passionate about building scalable, secure, and innovative solutions ...

Lead Design Engineer Transportation & Energy

A leading infrastructure engineering firm in Toronto is seeking a mid-level Design Engineering Manager for the Union Station Expansion Project. The role involves leading design engineers, managing project schedules and budgets, and interfacing with construction teams. Ideal candidates will have a bachelor's degr ...

Lead Power Systems Commissioning Engineer

A leading engineering firm in Ontario seeks a highly motivated Lead Commissioning Engineer to join its team. You will lead testing and commissioning teams, ensure safety compliance, and manage technical issues in diverse electrical projects. The position requires a Bachelor's degree or equivalent, with a minimum ...

Geotechnical Lead Engineer in Tunneling

Elevate your career as a Geotechnical Lead Engineer in Tunneling. Spearhead the design and execution of underground projects while mentoring a new generation of engineers.This senior position demands expertise in managing complex tunneling and excavation designs, applying sound engineering principles, ...

Bridge Inspection Lead Engineer Role

Lead critical bridge inspection initiatives as a Senior Structural Engineer. Oversee and execute comprehensive assessments of transportation structures with a strong focus on safety and design integrity.In this pivotal role, you will coordinate inspections and manage the structural engineering aspects ...

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 evol ...

Lead Engineer, Boiler House Operations

Drive operational excellence as Lead Engineer, Boiler House. Manage the safe and compliant operation of boiler systems, focusing on maintenance, training, and efficiency improvements.This position requires strong leadership and technical skills to ensure all boiler equipment operates safely and effecti ...

Senior Java Engineer & Team Lead

About the project A fast-growing fintech company in the payment solution.Main responsibilitiesWrite clean, concise, modular code in an agile environmentMentor developersProvide code reviewsProvide input to the DevOps teamPart of the design and architect ...

Fintech Lead Backend Engineer Role

Lead the way in fintech as a Backend Engineer responsible for critical payment systems. Your expertise will shape the financial APIs and infrastructure powering millions of transactions each day.This role calls for an individual with 7+ years of backend engineering experience, including at least 2 year ...

Senior Lead Airfield Electrical Engineer

A career in transportation is more than bridges, roads, and rail. As we plan, design, and manage projects that move people and goods from Point A to Point B, we create connections that transform our communities. Every airport, road, bridge, port, or transit project is an opportunity to make communities safer, cl ...

Lead Platform Engineer, TD Securities

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $126,800 - $164,100 CAD This role is eligible for a discretionary variable compensation award that considers business and ...

Lead Platform Engineer, TD Securities

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $126,800 - $164,100 CAD This role is eligible for a discretionary variable compensation award that considers business and ...

Lead Platform Engineer, TD Securities

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $126,800 - $164,100 CAD This role is eligible for a discretionary variable compensation award that considers business and ...

Lead Platform Engineer, TD Securities

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $126,800 - $164,100 CAD This role is eligible for a discretionary variable compensation award that considers business and ...

Lead Platform Engineer, TD Securities

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $126,800 - $164,100 CAD This role is eligible for a discretionary variable compensation award that considers business and ...

Lead Platform Engineer, TD Securities

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $126,800 - $164,100 CAD This role is eligible for a discretionary variable compensation award that considers business and ...

Lead Platform Engineer, TD Securities

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $126,800 - $164,100 CAD This role is eligible for a discretionary variable compensation award that considers business and ...

Lead QA Engineer Test Automation

Talent Acquisition Associate @Integriti | Connecting leading experts with Fortune 500 clients Contract-to-Hire | Initial Duration: 3 to 6 Months About the Role We are seeking an experienced Lead QA Engineer (Test Automation) to join our Fortune 500 client’s Team in North ...

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 ...

Environmental Engineer Lead Rail & Transit

SENER is an independent engineering & construction firm. Established in 1956, today SENER employs 4000 people globally. Our mission is to serve our clients and the society by providing advanced, accurate and effective engineering solutions that improve our clients’ businesses and facilitate society’s acces ...

Water Building Mechanical Lead Engineer

A leading engineering firm located in Ontario seeks a Team Lead - Building Mechanical Engineers specializing in HVAC and plumbing systems. This role involves managing a team, ensuring technical excellence in project delivery, and requires strong leadership and design skills. Ideal candidates will have a Bachelor ...

Lead Engineer, Machine Learning Applications

At Sanofi, we’re committed to providing the next-gen healthcare that patients and customers need. It’s about harnessing data insights and leveraging AI responsibly to search deeper and solve sooner than ever before. Join our Data Engineering Management as Lead Engineer, Machine Learning Applications and yo ...

Lead Engineer for Windows Applications

Elevate your engineering career with Speechify as the Lead Engineer for Windows Applications based in Toronto, Canada. Design and drive architecture that supports accessibility for millions of users.As a Senior Software Engineer, you will spearhead the development of native Windows desktop applications with ...

Lead DevOps Engineer (ML Platform)

Job Description What's the opportunity? We’re looking for an experienced Lead DevOps Engineer (ML Platform) who will bring focus and subject-matter expertise around designing and implementing machine learning infrastructure and automation tools (MLOps and De ...

Lead Engineer for Electrical Systems

Shape the future of electrical systems in Toronto as a Lead Engineer. Utilize your extensive design and project management skills to enhance the operational efficiency of municipal infrastructure.You will work within a highly skilled team to support critical electrical infrastructure development. Applicants ...

Lead Geotechnical Engineer for Dams

Join WSP in Québec as the Lead Geotechnical Engineer for Hydropower, contributing to vital infrastructure projects across Canada. Your engineering expertise will shape future sustainability through innovative designs.This senior role involves overseeing the design and safety evaluations of retaining structur ...

Lead Municipal Engineer – Water Projects

Shape municipal infrastructure as a Senior Engineer, focusing on stormwater and sanitary design projects. This hybrid role allows you to lead diverse engineering tasks impacting the greater community.As a Senior Municipal Engineer, you will spearhead the design and implementation of municipal conveyance syst ...

Quality Engineer Continuous Improvement Lead

A leading company in the power industry based in Toronto, Ontario, is seeking a Quality Engineer to lead improvement projects and ensure compliance with industry best practices. The ideal candidate will have a Bachelor’s degree in engineering and 3-4 years of relevant experience. Strong problem-solving and commu ...

Lead Generation Engineer at Forma.ai

Become a Lead Generation Engineer at Forma.ai and shape the future of sales intelligence. Focus on creating automated systems to enhance outbound marketing strategies.Forma.ai is looking for a driven Lead Generation Engineer who excels in systems architecture and automation. Your role will be instrumental in ...

Lead Geotechnical Engineer – Transportation & Infrastructure

A prominent engineering firm in Toronto is seeking an experienced Senior Geotechnical Engineer to lead multidisciplinary teams on large-scale infrastructure projects. The role includes overseeing project delivery, performing technical analyses, and mentoring team members. Ideal candidates will have 10-15 years o ...

Lead QA/Test Automation Engineer

Overview Lead QA/Test Automation Engineer with expertise in automation testing and AI-driven quality solutions to lead innovation in our Core and Realtime Payments QE team. This role will spearhead the design and implementation of automation frameworks, drive POC initiatives, and integrate AI/ML ...

Lead Engineer for Windows Applications

Elevate your engineering career with Speechify as the Lead Engineer for Windows Applications based in Toronto, Canada. Design and drive architecture that supports accessibility for millions of users.As a Senior Software Engineer, you will spearhead the development of native Windows desktop applications with ...

Team Lead SW Engineer Golang

Position Overview We are looking for a highly skilled Back End Tech Lead to provide technical leadership and strategic guidance for our engineering team. In this role, you will be responsible for designing and developing scalable, secure, and highly available back-end systems while dr ...

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 ...

Lead DevOps Engineer for Payments

Join Insight Global as a Lead DevOps Engineer to oversee a Camunda 8 workflow platform supporting high-volume payment processing. This role focuses on operating and stabilizing automated transaction systems.In this position, you will lead the DevOps support for a distributed transaction processing platform s ...

Lead Machine Learning Engineer, GFT

OverviewYou will be part of a high-performing GenAI and Mobile Team that is dedicated to delivering innovative, AI-driven solutions across the banking and finance technology landscape. We value talent, tenacity, meticulousness, and a results-focused mindset, and we are looking for an experienced Machine Le ...

Senior Lead Airfield Electrical Engineer

Senior Lead Airfield Electrical EngineerJoin to apply for theSenior Lead Airfield Electrical Engineerrole atStantec Your Opportunity In the capacity of Senior Lead Airfield Electrical Engineer, you will interface directly with clients and stakeholders to effectively manage ...

Lead Civil Engineer at Kenaidan

Join Kenaidan Contracting Ltd as a Lead Civil Engineer in Mississauga and contribute to transformative construction projects. Your role will guide the engineering focus on durability and innovation.In this Senior Engineering position, you'll apply your skills in materials and processes to oversee compl ...

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 ...

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 ...

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 ...

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