680,139+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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Senior Structural Engineer: Lead Design & Mentorship (Hybrid)

A world-class engineering services firm in Vancouver is looking for a motivated Senior Structural Engineer to join their Structural Building team. The ideal candidate will have a Bachelor's Degree in Civil Engineering, preferably with a Master's Degree, and must be a registered Professional Engineer. With a mini ...

Remote AI First Lead Engineer at EZRA

EZRA is seeking an AI-First Lead Engineer to work remotely in Ontario, focusing on robust AI system design and implementation. Lead transformative AI capabilities that drive user engagement and success.In this influential position, you will own the design and reliability of AI in our products. With a strong ...

Lead Transmission Line Projects Engineer – Flexible Work

A leading engineering firm in Canada is seeking a Senior Transmission Line Project Engineer to lead technical design aspects of high voltage projects. The role involves preparing design deliverables, managing multiple projects, and ensuring client satisfaction. Ideal candidates should have over 10 years experien ...

Lead Rail Track Engineer for LRT & Transit

An engineering services organization in Calgary seeks a civil engineer to lead rail infrastructure projects. The role involves managing track construction, ensuring compliance with design standards, and providing technical guidance. Candidates should possess a P.Eng. license and a bachelor's degree in Civil or R ...

Senior Process Engineer — Lead Sustainable Projects & Innovation

A leading engineering and project management firm in Metro Vancouver seeks a Senior Process Engineer to lead teams and deliver innovative solutions within energy and industrial sectors. Candidates must possess a Bachelor's degree, professional engineer registration, and 10-15 years of relevant experience. The ro ...

Senior Electrical Power Engineer — Power Generation Lead

A leading engineering firm in Calgary seeks a Senior Electrical Power Engineer to drive renewable energy projects. Candidates should have 10+ years of experience in power generation design and hold a professional engineering license. The role involves leading teams, mentoring, and managing client relationships. ...

AI Prompt Engineer — Lead Custom AI Automations

A leading AI automation company in Toronto is seeking an AI Prompt Engineer to bridge the gap between its automation platform and customer needs. You'll engage with customers to optimize implementations and enhance their automation processes. Ideal candidates will have strong AI prompting skills and experience i ...

Lead Python Engineer Capital Markets & Trading (Hybrid)

A technology consulting firm is seeking a Lead Engineer focused on Python development within capital markets. The role involves designing and optimizing trading platforms, implementing data solutions, and collaborating with teams to enhance system performance. Candidates should have expertise in capital markets ...

Azure Cloud Engineer – Landing Zones & Security Lead

A leading cloud consulting company in Ontario is seeking a Senior Cloud Engineer specializing in Microsoft Azure. This critical role involves designing and hardening cloud solutions, automating infrastructure, and working closely with business leaders. The ideal candidate has extensive experience with Azure tech ...

Senior Civil Engineer Water & Wastewater Conveyance Lead

A leading professional services firm is seeking a Senior Civil Engineer - Water & Wastewater to lead major projects in Hamilton, Ontario. The ideal candidate will have 10–15 years of experience and expertise in linear infrastructure design, project management, and mentoring junior staff. The role involves overse ...

Senior Full Stack Engineer & Tech Lead – SaaS

A leading software development company is seeking a talented full stack software engineer in Toronto to build scalable SaaS applications. The ideal candidate will have 2+ years of experience, expertise in Ruby on Rails and/or Java, and a strong understanding of the full software development lifecycle. This role ...

Senior Airport Civil Engineer Lead Airfield Design

A global infrastructure consulting firm in Toronto is looking for a Senior Airport Civil Engineer with over 10 years of experience in civil engineering, particularly in airport infrastructure projects. In this role, you'll lead complex design projects while fostering client relationships and supporting business ...

Senior Transmission Line Design Engineer — Lead Projects

A leading engineering firm in Alberta is seeking a Senior Transmission Line Design Engineer to lead design and engineering execution of transmission projects. Ideal candidates will have a Bachelor's degree in Civil or Electrical Engineering, an active P.Eng. license, and a minimum of 8 years of relevant experien ...

Lead Data Platform Engineer: Azure Modernization & Automation

A leading data analytics firm located in London, Ontario is seeking a Mid-Senior Level Data Engineer to lead the rebuild of its data platform. This role involves ensuring data accuracy and automation processes while collaborating with internal and external partners. Key qualifications include 6+ years of data pl ...

Lead 4th Class Engineer – Polar Expedition Vessels

A maritime exploration company based in Canada is seeking a 4th class Engineer to oversee fleet operations, ensuring the safety and success of luxury deep-sea expeditions. Ideal candidates should have at least 10 years of relevant experience, including operations in polar regions. Responsibilities include leadin ...

Lead Civil/Structural Engineer — Data Center Structures

A leading technology company is seeking a Lead Civil/Structural Engineer for their Engineering team. The role involves developing site plans, performing structural designs for data centers, and coordinating with utilities. Candidates should have a Bachelor's degree, and 5-12 years of relevant experience. This po ...

Lead Engineer in Data and Cloud Solutions

Become a Lead Engineer, transforming data architecture and cloud solutions. Direct the design and implementation of data strategies, ensuring quality and security across environments.In this key role, you will lead the development of data solutions on AWS and Azure, emphasizing integration with legacy system ...

Senior Bridge Engineer: Lead Complex Ontario Projects

A reputable engineering consulting firm is seeking a Senior Bridge Engineer to lead bridge projects across Ontario. The role involves mentoring engineers, managing project deliveries, and ensuring compliance with standards. Candidates must have a P.Eng license and extensive experience in bridge engineering. The ...

Senior Geotechnical Engineer – Lead Projects & Field Teams

A prominent engineering consulting firm in Saskatoon is seeking a Senior Geotechnical Engineer to join their team. The role involves providing technical support on various projects, mentoring junior staff, and managing project development. Candidates should have a Civil or Geological Engineering degree, excellen ...

Lead Workday Engineer: HCM, Payroll & AI Enhancements

A leading finance tech company in Toronto is looking for a Staff Workday Engineer to improve Workday solutions across HCM, Payroll, and Benefits. The role involves working with teams to configure systems, build integrations, and support acquisitions. Candidates should have 6+ years of Workday experience, includi ...

Civil Supervisory Engineer and Team Lead Remote

A leading engineering staffing firm is seeking a Supervisory Engineer / Team Lead Civil in Ontario. The role involves technical leadership for the boiler replacement project at Pickering nuclear generating station, supervising a Civil Design Team, and ensuring effective communication with clients. Candidates mus ...

Senior Geotechnical Engineer — Lead Major Projects (Hybrid)

A leading engineering firm in London, Ontario, is looking for a Senior Geotechnical Engineer to lead complex projects in geotechnical engineering. This position involves substantial responsibilities, including managing studies from planning to reporting, and collaborating on diverse infrastructure projects. The ...

Senior Geotechnical Engineer: Lead Ground & Foundation Design

A global engineering firm in Burnaby is looking for a Senior Geotechnical Engineer to manage projects across Canada. The role includes leading complex analyses, mentoring staff, and contributing to innovative solutions. The ideal candidate has over 15 years of experience, holds a degree in engineering, and is a ...

Industrial Civil/Structural Engineer Building & Infra Lead

An established industry player in the automotive sector is seeking a skilled Civil Engineer to join their innovative team in Alliston. This role offers the chance to work on a groundbreaking manufacturing project focused on environmental responsibility and technological advancement. As a Civil Engineer, you will ...

Lead Full Stack Engineer at NTT DATA

Step into the role of Lead Full Stack Engineer at NTT DATA, where your Java and React expertise will drive application development. You will lead initiatives in a hybrid environment focused on operational excellence.You will be responsible for end-to-end application design and development, working closely wi ...

Lead 4th Class Engineer – Polar Expedition Vessels

A maritime exploration company based in Canada is seeking a 4th class Engineer to oversee fleet operations, ensuring the safety and success of luxury deep-sea expeditions. Ideal candidates should have at least 10 years of relevant experience, including operations in polar regions. Responsibilities include leadin ...

Precision Dimensional Engineer GD&T & Metrology Lead

A leading automotive parts manufacturer in Canada is seeking a Dimensional Engineer to oversee precision, accuracy, and quality control for automotive components. The ideal candidate will have a Bachelor's Degree in Mechanical Engineering and a strong background in GD&T and dimensional analysis, as well as profi ...

Senior Full‑Stack Engineer, Internal Tools Lead

A leading video game development company in Montreal is seeking a Senior Full‑Stack Developer to collaborate with designers and engineers, promote internal products, and take ownership of product improvements. Ideal candidates should have 3 to 5 years of development experience predominantly in front‑end roles, w ...

Lead Cloud Data Engineer for AI Systems

Become the Lead Data Engineer at an AI-native organization and design cutting-edge data infrastructure for powerful enterprise solutions. Utilize your expertise to operationalize AI through innovative cloud-native platforms.This role calls for a seasoned data engineer with a minimum of 7 years in data archit ...

Lead 4th Class Engineer – Polar Expedition Vessels

A maritime exploration company based in Canada is seeking a 4th class Engineer to oversee fleet operations, ensuring the safety and success of luxury deep-sea expeditions. Ideal candidates should have at least 10 years of relevant experience, including operations in polar regions. Responsibilities include leadin ...

Lead FPGA Engineer at High Tech Genesis

Make your mark as a Lead FPGA Engineer at High Tech Genesis, focusing on innovative technology development. Your practical experience in FPGA design will drive our ambitious projects forward.As an ASIC/FPGA Engineer, you will work hands-on in a collaborative team to turn high-level requirements into operativ ...

Lead Frontend Engineer Focused on AI Capabilities

Take the reins on innovative frontend development as a Principal Agentic Engineer, utilizing TypeScript, React, and Next.js to create high-impact applications. This role exposes you to the forefront of AI and digital solutions.As an expert in frontend engineering, you will design, develop, and mentor teams t ...

Lead Electronic Engineer at Greystone Energy Systems

Explore your potential as a Lead Electronic Engineer at Greystone Energy Systems in Moncton, New Brunswick. Drive innovation and optimize electronic product design.This Senior Electronic Designer role requires deep expertise in electronic design and a commitment to high performance. With at least 10 years in ...

Senior Lead Mechanical Engineer Mining and Metals

Senior Lead Mechanical Engineer - Mining and Metals 5 days ago Be among the first 25 applicants This range is provided by CIMA+. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range CA$142,720.00/yr - CA$192 ...

Lead Transmission Line Projects Engineer – Flexible Work

A leading engineering firm is seeking a Senior Transmission Line Project Engineer in Markham, Ontario. The role involves leading design projects for high voltage transmission lines, managing projects within budget, and ensuring quality standards. The ideal candidate will have over 10 years of experience in trans ...

Lead Senior Back End Engineer Legal Tech

Become a Lead Senior Back End Engineer at Proof's Mobile Team and drive innovation in legal tech. This fully remote role enables you to impact thousands of law firms across the US from Canada.Joining Proof, you'll lead the architecture and optimization of backend services while ensuring security and scalabil ...

Lead Full Stack Engineer HR Platform Tech

Elevate your career as a Lead Full Stack Engineer at our HR Platform. Play a vital role in architectural innovation and system scalability for mission-critical applications.As a Principal Staff Engineer, you will oversee the design and reliability of our Time Platform, guiding the engineering team while ment ...

Senior Structural Engineer & Technical Lead for Projects

A global engineering firm is seeking a Principal Structural Engineer to provide technical leadership across complex projects in Alberta. This role demands extensive experience in structural engineering, compliance with safety and design standards, and mentoring of engineers. Ideal candidates will have a Bachelor ...

Lead Engineer for AI Systems at Upwork

Enhance data-driven decision-making as a Lead Engineer for AI Systems at Upwork in Toronto. Utilize advanced AI capabilities to drive business impact. In this role, you'll be part of the Data Platform & Services (DPS) team, designing and deploying agentic frameworks and natural language querying capabilities ...

Gas Plant Corrosion Engineer Integrity & Risk Lead

A global energy company is seeking a Plant Corrosion Engineer in Calgary, Alberta, to lead corrosion management programs and ensure the integrity of materials at their Gas Plant. Candidates should have a Bachelor's or Master's degree in Mechanical Engineering or related fields, and a minimum of 10 years in the O ...

Lead Full Stack Engineer at Stan AI

Become the Engineering Team Lead at Stan AI, guiding an agile team in creating AI-enhanced property management software. This role demands hands-on development and inspiring leadership within a cutting-edge environment.As the lead for your team of 2-3 engineers, you'll play a vital part in both coding and ma ...

Lead Site Reliability Engineer for Multi Cloud

Lead the charge in securing multi-cloud communications as a skilled Site Reliability Engineer. Bring your network expertise to develop and maintain critical infrastructure for service connectivity.The Fabric team is looking for an experienced engineer with over 10 years in distributed systems. This role play ...

Senior Mechanical Engineer – Lead Heavy Automation Design

A leading engineering firm is seeking a Senior Mechanical Engineer/Designer in Burlington, Newfoundland and Labrador. This role involves leading design and engineering projects for heavy automated equipment in the Aluminium Smelting industry. The ideal candidate will have extensive experience in design optimizat ...

Lead Full Stack Engineer: Java & React, Cloud

A leading technology provider in Toronto is seeking a Software Engineer to develop back-end and front-end code for proprietary software. The role involves code reviews, testing implementation, and active participation in team activities. Ideal candidates will have over 5 years of software engineering experience, ...

Senior Bridges Engineer Lead Design & Projects | Hybrid

A global engineering services firm is seeking a Senior Structural Engineer (Bridges) in Toronto, Ontario. This role involves leading a structural design team, applying advanced engineering techniques, and managing various bridge engineering projects. The ideal candidate will have over 10 years of experience, a d ...

Lead Engineer Overseeing Multi Disciplinary Water Solutions

Lead transformative projects as a Lead Engineer in water treatment. Oversee technical teams, ensure quality design, and drive project success with innovative approaches towards sustainability.In this dynamic position, you'll be responsible for managing a diverse team tasked with delivering municipal treatmen ...

Ingénieur·e de service principal·e / Lead Service Engineer

Job Description Summary English version below Sommaire du poste Joignez-vous à notre équipe d’ingénierie de service à La Prairie à titre d’Ingénieur·e de service principal·e afin de soutenir des équipements électriques haute tension partout en Amérique du Nord. Dans ce rôle, vous ...

Senior Lead Mechanical Engineer Mining and Metals

Welcome to a commitment to sustainable development you can relate to. Welcome to people with an inspiring vision of the future and challenge seekers. At CIMA+, you’ll find a place where your ideas and perspectives are welcomed and encouraged. In both the field and at the office, you’ll get ...

Lead Power Systems Commissioning Engineer Field Services

A company specializing in electrical engineering is seeking a Lead Commissioning Engineer to lead a team in testing and commissioning power systems. The ideal candidate has a Bachelor's Degree in Electrical Engineering and 4+ years of experience in the electrical utilities industry. Strong communication skills a ...

Senior Civil Engineer, Water — Lead Projects & Mentorship

A prominent consulting firm in Civil Engineering is seeking a Senior Civil Engineer to lead complex projects in Burnaby, Canada. The role involves overseeing project management, providing technical guidance, and mentoring younger engineers. The ideal candidate will have a Bachelor's degree in Civil Engineering, ...

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