601,274+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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Lead Android Engineer at Speechify

Join Speechify's mission in Waterloo, Canada, as a Lead Engineer for our Android Core Product. We're looking for someone experienced in Kotlin who can drive user-centric solutions.As the Lead Engineer, you will be responsible for owning significant features and enhancing the Android app's user experience. Yo ...

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 ...

Stormwater Engineer — Lead Projects & Innovation

A leading engineering firm in Calgary is looking for an Intermediate Stormwater Engineer to manage and deliver innovative solutions in stormwater management. The role requires a strong background in engineering, excellent project management skills, and a deep understanding of stormwater practices and regulations ...

Geotechnical Engineer/Geoscientist, Geohazards Lead

A leading engineering firm in Calgary is looking for an Intermediate to Senior Geotechnical Engineer or Geoscientist to join its team. The role involves providing technical support, managing projects, and fostering client relationships. Ideal candidates have a minimum of 8 years of experience in the field, stron ...

Electromechanical Engineer: Harness & Installations Lead

A global transport solutions company is seeking an Electro-mechanical Engineer in Saint-Bruno, QC. This role involves producing conceptual solutions, performing design reviews, and ensuring compliance of parts during manufacturing. Candidates should have a degree in Mechanical or Electrical Engineering and at le ...

Lead Engineer for Biosolids Technology

Join AECOM as the Biosolids Treatment Lead in Mississauga, ON, and drive projects that enhance municipal wastewater management. Bring your expertise in biosolids technology and engineering leadership.This role requires a seasoned engineer with a strong foundation in biosolids technology to lead and mentor te ...

Lead Electrical Engineer – Airport & Infrastructure

A leading engineering company in Toronto is seeking an Electrical Engineer to lead the design and implementation of electrical systems for airport projects and other infrastructure. The ideal candidate will have a Bachelor's degree in Electrical Engineering, a P.Eng. designation, and 4+ years of relevant experie ...

Lead Engineer Carbon Health Platform

Shape the future of healthcare technology as a Lead Engineer at Carbon Health. Your expertise will focus on building resilient backend architectures that drive innovation in patient care.In this pivotal role, you will lead technical efforts, mentor fellow engineers, and champion best practices in software de ...

Lead Engineer Carbon Health Platform

Shape the future of healthcare technology as a Lead Engineer at Carbon Health. Your expertise will focus on building resilient backend architectures that drive innovation in patient care.In this pivotal role, you will lead technical efforts, mentor fellow engineers, and champion best practices in software de ...

Lead Electrical Engineer – Bombardier Experimental

Drive aerospace innovation as a Lead Electrical Engineer with Bombardier, focusing on experimental designs and systems integration. Your 25 years in the aerospace industry will enhance project outcomes.In this role, you will leverage your Electrical Engineering diploma and experience to oversee the developme ...

Lead Systems Engineer – Avionics Expertise

Join a pioneering team at the forefront of avionics for hybrid eVTOL aircraft as a Senior Systems Engineer in Lindsay, Ontario. This role blends telework flexibility with high-stakes engineering tasks.We are in search of an expert with at least 7 years in avionics or systems engineering in fast-paced aerospa ...

Lead Mechanical Engineer, Mining/Resources

Lead Mechanical Engineer, Mining/Resources Job Description The Opportunity Shape the World Around You – As a Lead Mechanical Engineer , you will lead the delivery of complex mechanical and piping engineering for mining and industrial projects across Canada. From early c ...

Lead Transportation Engineer at Dillon

Take the lead in transportation engineering with Dillon, focusing on innovative solutions in urban infrastructure. Collaborate across disciplines while driving project success in a dynamic environment.As a Senior Transportation Engineer, you will spearhead various transportation projects within Dillon's Inte ...

ATC Telecommunication Systems Engineer Lead

An international technology supplier is seeking a System Engineering Specialist in Gatineau, Quebec. The role requires analyzing customer requirements and designing system architecture. Candidates should have a Bachelor's degree in IT or a related field, bilingual proficiency in French and English, and a minimum ...

Lead Process Engineer at AECOM

Drive impactful water infrastructure projects as a Lead Process Engineer at AECOM in Markham, Ontario. This role emphasizes leadership and technical expertise in wastewater and water treatment solutions.As a Process Engineering Supervisor at AECOM, you will lead the Water & Wastewater team, leveraging over s ...

Lead Embedded Firmware Engineer Contractor

About Very Very is a fully distributed technology firm led by expert problem-solvers who create efficient, scalable solutions that move commercial, industrial, and consumer products from pilot to production in record time. We believe that real innovation happens in the grind — working sho ...

Lead Data Engineer Team Manager

Take charge as Lead Manager for the Data Engineering team, fostering growth and innovation within data projects. We seek a dedicated professional focused on customer-centric solutions and team success.This leadership role combines team management and project oversight in a dynamic, growth-driven environment. ...

Lead Environmental Engineer in Ontario

Advance your career as a Senior Environmental Engineer or Geoscientist with CIMA+. Lead multidisciplinary projects that enhance environmental standards across Ontario.CIMA+ is expanding its Earth and Environment team, looking for a Senior Geoscientist or Environmental Engineer. This full-time role requires 1 ...

Lead Machine Learning Engineer Unity

Transform advertising through technology as a Lead Machine Learning Engineer at Unity. Focus on financial systems, pacing algorithms, and advanced Generative AI solutions.In this pivotal role, you will leverage over 8 years of development experience to drive Unity's advertising ecosystem. Your expertise will ...

Lead Machine Learning Engineer Unity

Transform advertising through technology as a Lead Machine Learning Engineer at Unity. Focus on financial systems, pacing algorithms, and advanced Generative AI solutions.In this pivotal role, you will leverage over 8 years of development experience to drive Unity's advertising ecosystem. Your expertise will ...

Lead Machine Learning Engineer Unity

Transform advertising through technology as a Lead Machine Learning Engineer at Unity. Focus on financial systems, pacing algorithms, and advanced Generative AI solutions.In this pivotal role, you will leverage over 8 years of development experience to drive Unity's advertising ecosystem. Your expertise will ...

Lead Graphics & AI Diagnostics Engineer

A leading semiconductor firm based in Markham, ON is seeking a candidate for a technical leadership role in developing diagnostics applications for AI and graphics. Responsibilities include leading a team to ensure excellence from pre-silicon through deployment, defining testing roadmaps, and collaborating with ...

Lead Engineer for Wastewater Projects

Step into a leadership role as the Senior Project Engineer for the City of Winnipeg's Asset Replacement and Refurbishment Program. Manage vital wastewater treatment projects to ensure compliance and operational integrity.Your responsibilities involve overseeing capital project delivery at three wastewater tr ...

Lead Protection and Control Engineer

Advance your career as a Lead Protection and Control Engineer at CIMA+. Work on exciting projects that shape the future of energy solutions in a supportive environment.CIMA+ is expanding, seeking a Lead Protection and Control Engineer to drive innovation in electrical energy projects in Western Canada. You'l ...

Senior Structural Engineer Team Lead

Senior Structural Engineer – Team Lead Location: Surrey, Vancouver or Chilliwack, BC Reports To: Structural Discipline Lead Job Summary Ecora is seeking a highly experienced Senior Structural Engineer – Team Lead to lead the design and delivery of structu ...

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 bear services l ...

Lead Project Engineer, Pharma Plant

A global diversified pharmaceutical company is seeking a Project Engineer for their Laval Plant. The role requires managing project phases in the pharmaceutical sector, overseeing engineering projects, and ensuring compliance with best practices. Candidates should have at least 5 years of engineering and pharmac ...

Lead Cloud MLOps Engineer, GFT

Overview Are you a talented, creative, and results-driven professional who thrives on delivering high-performing applications? Join us. Global Functions Technology (GFT) is part of RBC’s Technology and Operations division. GFT collaborates with partners across the company to deliver innovative IT ...

AI First Lead Engineer EZRA

Job Role: AI-First Lead EngineerLocation: Ontario - Remote Who we are We believe everyone can be better with a coach... and we won’t stop until we get there. Coaching changes people’s lives. It helps them be happier and more productive in their work. It turns ...

Lead Data Engineer and Architect

As a Lead Data Engineer, you will oversee and mentor a team in building data pipelines and optimizing workflows for predictive modeling.In this leadership position, your role will involve directing a team and ensuring the implementation of effective data strategies. You will have hands-on responsibilities wi ...

Senior Structural Engineer Team Lead

Senior Structural Engineer – Team Lead Location: Surrey, Vancouver or Chilliwack, BC Reports To: Structural Discipline Lead Job Summary Ecora is seeking a highly experienced Senior Structural Engineer – Team Lead to lead the design and delivery of structural ...

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 effectively. ...

Lead Civil Structures Engineer WSP

Join WSP in Ontario as a Senior Engineer and Project Manager, specializing in bridges and civil structures. Influence key infrastructure projects from either London or Mississauga.This position with WSP requires a seasoned professional to lead and manage multifaceted bridge and civil structures projects. Use ...

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 ...

Lead HVDC Project Engineer Position

Transform power systems as a Lead HVDC Project Engineer. Focused on delivering exceptional engineering design, technical assessments, and commissioning support across global projects.This senior engineering opportunity emphasizes innovation in HVDC and FACTS applications. You will be responsible for conducti ...

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, and ma ...

Senior Engineer (Project Electrical Lead)

Overview Join us. Unleash your energy within. If you have world-class ambitions to reach the stars while keeping your feet on the ground, we’re the team for you. We've created a new breed of company – future-focused with reimagined ambition across all disciplines within the energy sector. ...

Reliability Engineer: Maintenance & Projects Lead

An established industry player is seeking a Reliability Engineer to enhance operational efficiency and reliability in a dynamic environment. This role involves collaborating with maintenance teams, developing maintenance procedures, and leading projects to minimize costs and improve reliability. The ideal candid ...

Lead Systems Engineer, Launch Program

NordSpace ( ) is a Canadian startup with the mission to develop Canada's first sovereign space launch and end-to-end space missions capability. With divisions ranging from rocket propulsion and spaceports, to satellite development and planetary robotics, NordSpace is driven to do everything it takes to bring spa ...

Lead Commissioning Engineer / Commissioning Manager

Lead Commissioning Engineer / Commissioning Manager PHASOR Engineering Inc. is a dynamic Alberta based company specializing in engineering, design, and testing / commissioning of medium to high voltage electrical facilities. Focused on providing cost-effective and efficient solutions to power system engineering, ...

Geotechnical Engineer — Lead Projects & Mentorship

A leading engineering consulting firm in Winnipeg is looking for an Intermediate Geotechnical Engineer to join their Ground Engineering team. This role involves conducting and managing geotechnical projects across Manitoba, with responsibilities in field investigations, assisting junior staff, and engaging in cl ...

Lead Electrical Engineer Building Design

Lead Electrical Engineer - Building DesignLead Electrical Engineer - Building DesignGet AI-powered advice on this job and more exclusive features. As the Lead Electrical Engineer you will utilize your electrical engineering design knowledge from the onset of design evolution through to succes ...

Senior eVTOL Aerostructures Lead Engineer

A leading aerospace engineering firm is seeking a Senior Design and Aerostructures Engineer to lead the mechanical and structural development for innovative eVTOL aircraft. The role offers significant opportunities for expertise growth across various disciplines and includes responsibilities like designing criti ...

Senior eVTOL Aerostructures Lead Engineer

An aerospace solutions company is seeking a Senior Design and Aerostructures Engineer to lead mechanical and structural development for eVTOL aircraft. This role, based in Canada, offers a competitive salary and hybrid working options. The ideal candidate will have 5+ years of experience in aerospace structural ...

Senior eVTOL Aerostructures Lead Engineer

A leading aerospace company in Canada is seeking a Senior Design and Aerostructures Engineer to lead the mechanical and structural development for cutting-edge eVTOL aircraft. The ideal candidate will have over 5 years of experience in aerospace structural systems and familiarity with eVTOL certification regulat ...

Senior eVTOL Aerostructures Lead Engineer

A leading aerospace company in Ontario is seeking a Senior Design and Aerostructures Engineer to lead mechanical and structural development for eVTOL aircraft. This position requires over 5 years of experience in aerospace structural systems and includes responsibilities such as architecting mechanical systems, ...

Senior eVTOL Aerostructures Lead Engineer

A leading aerospace firm located in Canada is looking for a Senior Design and Aerostructures Engineer. This position involves leading the mechanical and structural development for innovative eVTOL aircraft. Candidates should have over 5 years of experience in aerospace structural systems and familiarity with lif ...

Senior eVTOL Aerostructures Lead Engineer

A leading aerospace firm in Mississauga seeks a Senior Design and Aerostructures Engineer to lead mechanical development for innovative eVTOL aircraft. The role requires over 5 years of experience in aerospace structural systems, focusing on hands-on design and material selection. Competitive salary and benefits ...

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 Geotechnical Engineer – Deep Foundations

A leading engineering firm in Vancouver is seeking a Principal Geotechnical Engineer specializing in Deep Foundations. In this role, you will lead and deliver innovative geotechnical solutions while managing key projects. Ideal candidates will have over 15 years of experience, a degree in Civil or Geological Eng ...

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