601,422+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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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 Electrical Engineer Projects & Design

A leading design practice in Vancouver seeks a Senior Electrical Engineer to lead large projects and manage teams. The ideal candidate will have extensive experience in the design of electrical systems, along with strong leadership skills. Responsibilities include evaluating and engineering electrical systems, c ...

Lead Discrete Graphics Systems Engineer

A leading technology company in Markham, Ontario, is seeking a seasoned professional to join their Gaming and Hardware Platform Engineering team. The successful candidate will lead silicon evaluation and platform optimization for cutting-edge graphics and AI solutions. Essential qualifications include a degree i ...

Lead Platform Engineer, TD Securities

Nous et certains tiers sélectionnés utilisons des technologies et des outils de suivi (témoins) pour recueillir des renseignements sur votre utilisation de ce site Web. Les témoins essentiels soutiennent les fonctionnalités de base du site, la sécurité et la protection des renseignements personnels. Ils restent ...

Lead Windows GPU Runtime Engineer

A leading technology firm is seeking a talented individual for the GPU driver development role focusing on Windows environments. Responsibilities include designing, developing, and optimizing GPU language runtime components, debugging performance issues, and collaborating with customers. Ideal candidates should ...

Lead Electrical Engineer — Water & Wastewater

A global engineering firm in York Region is seeking a Lead Electrical Engineer to join their multidisciplinary team. This role involves leading electrical projects for water and wastewater treatment plants and other facilities, ensuring compliance with Canadian standards. Candidates should have a degree in Elect ...

(Python Based) Lead Research Engineer

Lead Research Engineer Do you love creating innovative solutions for customers? We are seeking a passionate Lead Research Engineer who will bring expertise in AI and ML and is interested in building data‑driven capabilities that drive transformation. As a member of Thomson Reuters Labs yo ...

Lead Chief Operating Engineer Position

Take charge as the Lead Chief Operating Engineer at IRCM, ensuring seamless operation of critical electromechanical systems. Focus on maintenance, repairs, and team leadership.Reporting to the Director of Technical Services, you will manage the functionality of heating, cooling, and water systems while ensur ...

Lead Mechanical Engineer Buildings (Hybrid)

A leading engineering firm is seeking a Principal Mechanical Engineer in Edmonton, responsible for leading a talented team to execute complex engineering projects. The role involves mentoring and coaching junior engineers while ensuring technical quality and efficiency. Candidates must have a Bachelor's degree a ...

ASIC Package Design Lead Engineer

Shape advanced ASIC designs as an ASIC Package Design Lead Engineer. Ensure robust packaging and qualification for high-speed connectivity products while driving technical excellence in collaboration with cross-functional teams.This role emphasizes the integration of analog design and project management. You ...

Lead AI Engineer at Citi

Shape the future of AI technology at Citi as a Senior AI Engineer. This hybrid role focuses on designing autonomous AI agents to solve complex financial challenges.As a Senior AI Engineer in Citi's Enterprise Operations & Technology division, you will leverage your expertise to create intelligent, high-perfo ...

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 ...

Lead Electrical Engineer in Kelowna

Elevate your career with Design Works Engineering as a Lead Electrical Engineer in Kelowna. Focus on building and subdivision electrical designs while collaborating within a multidisciplinary team.This position requires 5+ years in electrical consulting engineering, particularly in building electrical ...

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 s ...

Lead Senior Structural Engineer Kelowna

Drive structural innovations with Ecora as a Senior Structural Engineer in Kelowna, BC. Lead diverse building and infrastructure projects while mentoring junior engineers and ensuring top-tier design quality.The Senior Structural Engineer will oversee project execution and mentor a dynamic team in deli ...

Lead Civil Engineer for Substations

Join ENTRUST Canada as a Lead Civil Engineer in Calgary, specializing in substation design. Collaborate with a dynamic team in a role that emphasizes leadership, mentorship, and safety in engineering projects.You will guide the substation civil team while reviewing designs for compliance and preparing essent ...

Lead Network Security Engineer Role

Drive advanced security measures with innovative micro-segmentation solutions as a Network Security Engineer focusing on Guardicore/Akamai for a financial institution. This role is pivotal in shaping security infrastructure.As an experienced engineer with over a decade in network security, you’ll design and ...

Lead Mechanical HVAC Engineer Ontario

Join WSP as a Senior Mechanical HVAC Engineer, specializing in multidisciplinary projects in Ontario. Drive HVAC design from concept to completion while mentoring junior engineers and ensuring project success.As a Senior Mechanical HVAC Engineer at WSP, you will lead mechanical design for mining, metals, and ...

Lead DevOps Engineer Cloud Focused

Join Tata Consultancy Services as a Lead DevOps Engineer specializing in cloud technologies and automation. This role is pivotal in implementing CI/CD practices and managing monitoring tools.As a key player at TCS, you will oversee cloud infrastructure, focusing on optimizing services using tools like Datado ...

Lead Engineer, Cybersecurity at NIQ

Advance your career with NIQ as a Lead Engineer specializing in Cybersecurity, with responsibilities in CIAM and IAM integration. This full-time position emphasizes the management of complex authentication systems.In this role, you will lead efforts to design, implement, and maintain CIAM solutions, ensuring ...

Lead Civil Engineer for Substations

Join ENTRUST Canada as a Lead Civil Engineer in Calgary, specializing in substation design. Collaborate with a dynamic team in a role that emphasizes leadership, mentorship, and safety in engineering projects.You will guide the substation civil team while reviewing designs for compliance and preparing ...

Senior Java Engineer & Team Lead

About the project A fast-growing fintech company in the payment solution. Main responsibilities Write clean, concise, modular code in an agile environment Mentor developers Provide code reviews Provide input to the DevOps team Part o ...

Senior Java Engineer & Team Lead

About the project A fast-growing fintech company in the payment solution. Main responsibilities Write clean, concise, modular code in an agile environment Mentor developers Provide code reviews Provide input to the DevOps team Part o ...

Senior Java Engineer & Team Lead

About the project A fast-growing fintech company in the payment solution. Main responsibilities Write clean, concise, modular code in an agile environment Mentor developers Provide code reviews Provide input to the DevOps team Part o ...

Senior Java Engineer & Team Lead

About the project A fast-growing fintech company in the payment solution. Main responsibilities Write clean, concise, modular code in an agile environment Mentor developers Provide code reviews Provide input to the DevOps team Part o ...

Lead Engineer, Cybersecurity at NIQ

Advance your career with NIQ as a Lead Engineer specializing in Cybersecurity, with responsibilities in CIAM and IAM integration. This full-time position emphasizes the management of complex authentication systems.In this role, you will lead efforts to design, implement, and maintain CIAM solutions, en ...

Senior UI Engineer Lead Role

Shape the future of UI at Meltwater as a Senior UI Engineer Lead. This hybrid role marries hands-on coding with leading a talented frontend team.In this pivotal position, you will not only lead a team of frontend engineers but also oversee the technical direction and quality of UI solutions. Collaborat ...

Lead Mechanical Design Engineer Pickering

Join a leading team in Pickering as a Mechanical Design Manager, where your engineering leadership will guide technical projects. Drive efficiency and ensure high-quality standards in a collaborative environment.With a robust background of over ten years in mechanical design and two to three years in m ...

Lead Mechanical Engineer Pump Testing

Join Armstrong Fluid Technology as a Lead Mechanical Engineer, specializing in pump testing systems and manufacturing improvements. Utilize your engineering expertise to drive projects that support energy efficiency and sustainability.This role encompasses the leadership of mechanical design and engine ...

Lead Network Security Engineer Role

Drive advanced security measures with innovative micro-segmentation solutions as a Network Security Engineer focusing on Guardicore/Akamai for a financial institution. This role is pivotal in shaping security infrastructure.As an experienced engineer with over a decade in network security, you’ll desig ...

Lead DevOps Engineer Cloud Focused

Join Tata Consultancy Services as a Lead DevOps Engineer specializing in cloud technologies and automation. This role is pivotal in implementing CI/CD practices and managing monitoring tools.As a key player at TCS, you will oversee cloud infrastructure, focusing on optimizing services using tools like ...

Lead Manufacturing Engineer at Magna

Elevate your engineering career with Magna as a Lead Manufacturing Engineer, pivotal in driving innovative automotive technologies. Organize projects from concept to completion, enhancing production through effective engineering solutions.As a Lead Manufacturing Engineer with Magna, you will oversee si ...

Lead Avionics Systems Engineer Role

Advance your engineering career as a Lead Avionics Systems Engineer at Bombardier, located in Mississauga, Ontario. This position offers a hybrid work environment with significant responsibilities in avionics design.As the Professional Senior Engineer in Avionics Systems, you will be responsible for th ...

Electrical Engineer Project Lead Vancouver

Join Randstad Canada as an Electrical Engineer and lead diverse, high-stakes projects in Vancouver. Use your technical skills to manage the design and implementation of electrical systems.We seek an Electrical Engineer with a strong background in electrical design for a role rich in opportunities. This ...

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 va ...

Lead Engineer for Illumination Systems

Join Egis Canada as a Lead Engineer in Illumination, where you will manage the design and development of cutting-edge roadway lighting solutions. This role demands strong leadership and technical skills to drive project success.As the Lead Electrical Engineer, you will coordinate teams, review designs, ...

Lead Mechanical HVAC Engineer Ontario

Join WSP as a Senior Mechanical HVAC Engineer, specializing in multidisciplinary projects in Ontario. Drive HVAC design from concept to completion while mentoring junior engineers and ensuring project success.As a Senior Mechanical HVAC Engineer at WSP, you will lead mechanical design for mining, metal ...

Lead Marketing Technology Engineer Neo

Join Neo as a Lead Marketing Technology Engineer in Calgary or Toronto to redefine customer engagement through cutting-edge technology. This role emphasizes hands-on development of marketing infrastructure and systems.This full-time position involves building critical tools for customer interactions an ...

Senior Java Engineer & Team Lead

About the project A fast-growing fintech company in the payment solution. Main responsibilities Write clean, concise, modular code in an agile environment Mentor developers Provide code reviews Provide input to the DevOps team Part o ...

Senior Java Engineer & Team Lead

About the project A fast-growing fintech company in the payment solution. Main responsibilities Write clean, concise, modular code in an agile environment Mentor developers Provide code reviews Provide input to the DevOps team Part o ...

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 Engineer for Substation Designs

Join CIMA+ as a Lead Engineer and manage substation civil designs from Calgary or Edmonton. Influence sustainable energy projects and lead a dedicated team.We are looking for a Civil Substation Lead Engineer with a minimum of 12 years of experience to lead our design efforts for high-voltage substation ...

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 at RBC

Elevate application delivery at RBC as a Lead DevOps Platform Engineer. This hybrid role focuses on enhancing developer productivity through innovative CI/CD processes and AI capabilities.In this 5-month contract position, the successful candidate will bridge development and operations within the Toron ...

Lead Data Engineer (Audience Intelligence)

Lead Data Engineer (Azure / Databricks / Python) Who we are We are Two Circles. We are a Sports & Entertainment Marketing business. We grow audiences and revenues. We do that by knowing fans best. We work with clients to help them understand & influence what their fans are doing – ...

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