655,659+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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Lead Mechanical Engineer for Advanced Power Generation Projects

Elevate your career as a Senior Mechanical Engineer specializing in power generation. Drive innovation and lead design efforts in a forward-thinking energy team committed to sustainability.With over 15 years of mechanical engineering design experience, you will lead complex projects within the power generati ...

Lead Process Improvements as a Senior Manufacturing Engineer

Drive efficiencies and innovation in manufacturing as a Senior Engineer. Focus on process development, team leadership, and implementation of new product solutions.This role requires you to enhance manufacturing operations through lean methodologies while leading cross-functional project teams. Key skills in ...

Senior/Lead Growth Engineer, AI Video Agents (Vancouver)

Overview OpusClip is seeking a Growth Engineer with 5–8 years of experience who blends strong product intuition with scrappy 0→1 engineering execution to drive product-led growth. This is a high-ownership, high-impact role where you’ll work at the intersection of engineering, marketing, and produc ...

Senior LNG Process Engineer Start up & Operations Lead

An established industry player is seeking a Senior Process Engineer to join their LNG project team. This role involves leading a multi-discipline engineering team, ensuring safe and efficient operations, and supporting the construction and commissioning phases of a major LNG facility. The successful candidate wi ...

Lead Machine Learning Engineer Role At Rbc Toronto

Overview Become a Lead Machine Learning Engineer with RBC, focusing on advanced AI applications within a high-performing environment. Utilize your extensive AI/ML skills to create innovative solutions. This position calls for professionals with a minimum of 5 years in software development, particu ...

Transmission Line Project Engineer: Lead Design and Management

Elevate your career as a Senior Transmission Line Engineer focusing on innovative energy solutions. Define and lead critical projects that enhance transmission networks and foster sustainable energy initiatives.In this key role, you will manage technical design aspects of overhead high voltage transmission p ...

Lead Python Full Stack Data Engineer Vice President

For additional information, please review .We are assembling an **A-team** of highly skilled, autonomous, and visionary engineers, and we are seeking an exceptional Lead Full Stack Data Engineer to join our high-performing, co-located squads in Canada. This senior role is for a hands-on player/coach who not only ...

Lead Mechanical Engineer for Advanced Power Generation Projects

Elevate your career as a Senior Mechanical Engineer specializing in power generation. Drive innovation and lead design efforts in a forward-thinking energy team committed to sustainability.With over 15 years of mechanical engineering design experience, you will lead complex projects within the power generati ...

Lead Electrical Design Engineer for Innovative Nuclear Projects

Drive groundbreaking electrical design solutions as a Senior Electrical Design Engineer. Oversee project scopes, provide technical leadership, and mentor junior engineers while enhancing nuclear facility operations.This senior role focuses on delivering high-quality electrical designs for nuclear facilities. ...

Lead Machine Learning Engineer Role At Rbc Winnipeg

Overview Become a Lead Machine Learning Engineer with RBC, focusing on advanced AI applications within a high-performing environment. Utilize your extensive AI/ML skills to create innovative solutions. This position calls for professionals with a minimum of 5 years in software development, ...

Principal Security Engineer (Cloud & AWS) / AWS Security Lead

Company - Our client is a technologically progressive public‑sector organization focused on large‑scale property data, analytics, cloud transformation, and digital innovation initiatives. Known for leveraging modern cloud technologies, automation, and machine learning to improve operational excelle ...

Lead Data and Machine Learning Engineer at Sanofi

Transform healthcare data solutions at Sanofi as the Lead Data and Machine Learning Engineer. Spearhead impactful projects using AI to derive deeper insights and foster team growth.In this influential role, you will deploy state-of-the-art ML techniques while also mentoring junior engineers. Your hands-on le ...

Lead Python Full Stack Data Engineer Vice President

We are assembling an a‑team of highly skilled, autonomous, and visionary engineers, and we are seeking an exceptional Lead Full Stack Data Engineer to join our high-performing, co-located squads in Canada. This senior role is a hands‑on player/coach who not only masters the full spectrum of data engineerin ...

Lead Site Engineer for Mining Projects at Ausenco

Join Ausenco as a Senior Project Engineer (NPI) focused on mining and non-process infrastructure. This site-based engineering role is integral for large-scale earthworks project delivery.In this role, you will lead engineering efforts to ensure construction activities meet safety and efficiency standards. Wi ...

Lead AI Engineer, Banking Technology Senior Vice President

Role Overview We are seeking an AI‑first Lead AI Engineer to define, architect, and deliver enterprise‑scale AI solutions across Investment, Corporate, and Commercial Banking. This role combines deep hands‑on technical leadership with architectural ownership, driving the adoption of LLMs, agentic ...

Senior Engineer in Instrumentation and Process Automation (Lead)

Overview We are seeking an experienced Instrumentation and Process Automation Engineer to join our multidisciplinary team. In this key role, you will act as a technical lead on large-scale projects, from requirements definition through commissioning. You will play a central role in developing robu ...

Lead Data Engineer (Python/Azure) at Two Circles

Drive innovation as a Lead Data Engineer at Two Circles. Utilize your expertise in Azure and Python to design scalable data solutions that enhance business value.In this key role, you will build and test data platform solutions in a lakehouse setting. Close collaboration with marketing and product teams is e ...

Lead Ai/ml Engineer In Clinical Intelligence Vancouver

Overview Join GenTraceDx as a Senior AI/ML Engineer to innovate clinical intelligence systems that integrate genomic and clinical data. This position offers versatile work options, either remote or in office in Canada or the U.S. In this senior role, you will lead the development of AI systems tha ...

Lead Process Analyzer Engineer for FEED & Field Projects

A leading energy company in Calgary is seeking a highly experienced Lead Analyzer Engineer to support various projects. The ideal candidate will have over 15 years of analyzer engineering experience and hold a P.Eng registration. Responsibilities include leading complex analyzer design and troubleshooting, mento ...

Lead Data Engineer Spark and SQL – Vice President

Lead Data Engineer Spark and SQL – Vice President The Lead Data Engineer is responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective is to lead applications systems analysis and programming activi ...

Lead Engineer, Energy and Infrastructure Projects (Toronto, ON)

### **Job Description****JOB TITLE: Lead Engineer, Energy and Infrastructure Projects (Mississauga, ON)****LOCATION: Mississauga, ON (Hybrid)****Linxon** supports urban growth, industrial expansion, and community development by designing and building essential elements of the power transmission grid. We deliver ...

Lead Engineer, Energy and Infrastructure Projects (Toronto, ON)

Lead Engineer, Energy and Infrastructure Projects (Toronto, ON) Location: Toronto, ON (Hybrid) About the Role As a Lead Engineer, you will lead engineering aspects across Linxon's diverse projects, including AIS, GIS, BESS, rail & infrastructure, data centers, offshore and onshore ...

Principal Process Safety Engineer: Lead Fire & Risk Systems

A global professional services company is seeking a Principal Process Safety Engineer based in Calgary or Edmonton, Alberta. The role involves ensuring design compliance with safety standards, managing process safety activities, and leading safety engineering contractors. Ideal candidates will have extensive exp ...

Lead Data Engineer Spark and SQL – Vice President

The Lead Data Engineer Spark and SQL – Vice President is responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. **Respo ...

Lead AI Engineer, Banking Technology Senior Vice President

**Discover your future at Citi** Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact. **Role O ...

Lead Python Full Stack Data Engineer Vice President

We are assembling an **A-team** of highly skilled, autonomous, and visionary engineers, and we are seeking an exceptional Lead Full Stack Data Engineer to join our high-performing, co-located squads in Canada. This senior role is for a hands-on player/coach who not only masters the full spectrum of data engine ...

Ingénieur(e) électronique principal(e) / Hardware Lead Engineer

La division Fiabilité des réseaux électriques d’Eaton est actuellement à la recherche d’un(e) ingénieur(e) électronique principal(e) motivé(e) à rejoindre son équipe équipement d’utilités électriques intelligents. Cette équipe est une ressource interne critique développant des produits destinés aux sous-stations ...

Senior Software Architect – Avionics & Flight Control

A pioneering aerospace company is seeking a Senior Software Architect / Engineer to lead the development of mission-critical software for next-generation eVTOL aircraft. You will architect scalable embedded and application-level software for core systems, ensuring compliance with aerospace standards. Ideal candi ...

Senior Software Architect – Avionics & Flight Control

A pioneering aerospace company is seeking a Senior Software Architect / Engineer to lead the development of mission-critical software for next-generation eVTOL aircraft. You will architect scalable embedded and application-level software for core systems, ensuring compliance with aerospace standards. Ideal candi ...

Senior Software Architect – Avionics & Flight Control

A pioneering aerospace company is seeking a Senior Software Architect / Engineer to lead the development of mission-critical software for next-generation eVTOL aircraft. You will architect scalable embedded and application-level software for core systems, ensuring compliance with aerospace standards. Ideal candi ...

Senior Software Architect – Avionics & Flight Control

A pioneering aerospace company is seeking a Senior Software Architect / Engineer to lead the development of mission-critical software for next-generation eVTOL aircraft. You will architect scalable embedded and application-level software for core systems, ensuring compliance with aerospace standards. Ideal candi ...

Lead Dotnet Developer

1 week ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. This range is provided by Insight Global. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range$60.00/hr - $80.00/hr 12 month contrac ...

Développeur logiciel senior Plateforme cloud/ Senior Software Engineer Cloud Platform

Objectif du poste En tant que développeur logiciel sénior – Plateforme Cloud, vous jouerez un rôle de premier plan dans la création et l'amélioration du logiciel qui alimente notre vision : Créer des moments qui touchent les gens. Vous conceverez e ...

Software Development Engineer, Amazon Fulfillment Technologies (AFT) Outbound/Flow, FOX

Are you seeking an environment where you can apply state-of-the-art computer science techniques, work with latest tools and technologies, and use huge amounts of data to solve real-world problems and make a massive impact? Come and join us in the Outbound group within Amazon Fulfillment Technologies!Am ...

Software Development Engineer, Measurement, Ad Tech, and Data Science (MADS)

Join our dynamic Reach Planning Engineering team within Measurement Ad Tech Data Science to build the next generation of advertising technology at Amazon. In this role, you'll own, design, and deliver highly scalable systems that empower advertisers to plan campaigns and build strategies related to reach and oth ...

Software Development Engineer II, Amazon Fulfillment Technologies (AFT) Workforce Optimization

Have you ever ordered a product from Amazon and been amazed by how fast it gets to you? Every day, Amazon engineers are working relentlessly to make sure that the time from Click to Deliver is as short as possible for your products. In our mission to get packages to you even faster, Amazon Fulfillment Technologi ...

Software Development Engineer II, Internet Edge Services Outbound Traffic Controller

We're seeking a talented Software Development Engineer to join our dynamic team. In this role, you'll be responsible for building, enhancing, and operating Amazon's internet outbound traffic controller - a critical system that ensures optimal customer experience during high-traffic events such as Thursday Night ...

Software Dev Engineer II, Prime MG Tech Customer Experience Engineering

Ever wondered what powers the content experiences seen by hundreds of millions of Prime members across every Amazon marketplace on the planet? Prime Customer Experience Engineering (CXE) provides the governance and technical backbone for the development lifecycle of every Prime experience, spanning the CX layer ...

Software Dev Engineer II, Prime MG Tech Customer Experience Engineering

DescriptionEver wondered what powers the content experiences seen by hundreds of millions of Prime members across every Amazon marketplace on the planet? Prime Customer Experience Engineering (CXE) provides the governance and technical backbone for the development lifecycle of every Prime experience, spannin ...

Software Development Engineer, Measurement, Ad Tech, and Data Science (MADS)

DescriptionJoin our dynamic Reach Planning Engineering team within Measurement Ad Tech Data Science to build the next generation of advertising technology at Amazon. In this role, you'll own, design, and deliver highly scalable systems that empower advertisers to plan campaigns and build strategies related t ...

Software Development Engineer II, Internet Edge Services Outbound Traffic Controller

DescriptionWe're seeking a talented Software Development Engineer to join our dynamic team. In this role, you'll be responsible for building, enhancing, and operating Amazon's internet outbound traffic controller - a critical system that ensures optimal customer experience during high-traffic events such as ...

Senior Software Development Engineer Focusing on GPU Diagnostics and Testing

Shape the landscape of Data Center GPUs as a Senior Software Development Engineer. Utilize your knowledge in software and hardware engineering to create innovative diagnostic test suites that validate technological progress.You will take charge of the diagnostics team, focused on building and maintaining tes ...

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