206,005+ Lead Software Engineer Pythonreact Jobs in Toronto, Canada — Local Employers Hiring June 2026

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Digital Solutions Lead Engineer

Lead the charge in digital innovation as a Lead Software Engineer with Sun Life, where technology meets financial security. This hybrid role emphasizes hands-on leadership and agile product development.As a core member of our engineering team, you'll guide complex software initiatives, ensuring timely ...

Lead Substation Plant Engineer

Job Description SummaryGE Vernova’s grid integration High Voltage Direct Current solutions, including AC & DC substations, are tailored and designed based on a project-by-project assessment of the customers' individual requirements, whether it's for connecting offshore wind generation, long distance po ...

Digital Solutions Lead Engineer

Lead the charge in digital innovation as a Lead Software Engineer with Sun Life, where technology meets financial security. This hybrid role emphasizes hands-on leadership and agile product development.As a core member of our engineering team, you'll guide complex software initiatives, ensuring timely delive ...

Lead Engineer AI Infrastructure

Join as a Lead Engineer specializing in AI infrastructure, where your expertise will drive system design for complex AI and security solutions. Make scalable impacts across the organization.As an AI Engineer, you will develop the necessary infrastructure and API integrations to advance AI capabilities ...

Lead Data Solutions Engineer

Become a Lead Engineer in Data Solutions, focusing on scalability and technical leadership. Deliver hands-on expertise in data modeling and foster mentorship among teams.This senior role is dedicated to enhancing enterprise data and analytics capabilities without direct management responsibilities. You ...

Lead Data Engineer / Architect

Company: Project X Ltd.Location: Toronto, Ontario (Hybrid working model)Employment Type: Full TimeTotal Compensation: $86,000-$150,000About Project X Ltd. Project X Ltd. builds high-performing teams of talented, client-focused problem solvers who thrive on complex data cha ...

Lead Electrical Engineer Illumination

About the RoleThe Lead Electrical Engineer (Illumination) is responsible for overseeing the design, development, and implementation of roadway lighting systems for complex projects. The role provides technical leadership, ensures compliance with industry and municipal standards, and manages project del ...

Principal Engineer, Product Lead

Contributes to the overall success of Enterprise Platforms & EUC Engineering in Canada and globally, ensuring individual goals, plans, and initiatives are executed in support of business strategies and outcomes. Ensures all activities are conducted in compliance with governing regulations, internal policies, and ...

Lead Data Engineer / Architect

Overview Company: Project X Ltd. Location: Toronto, Ontario Employment Type: Full Time Location: (Hybrid working model) Total Compensation: $86,000-$150,000About Project X Ltd. Project X Ltd. builds high-performing teams of talented, client-focused problem solvers who thrive on complex data challenges. ...

Project Engineer Area Lead

Direct message the job poster from HydrostorTalent Acquisition & HR Strategy | Champion of Scalable, People-Driven Growth | Building the Future of Renewable Energy Location:Toronto, ONJob Type:Full‑Time – Hybrid (3+ days/week in office)Travel Requirement:<br ...

Lead AI Solution Engineer

***Nous utilisons des**pour fournir des statistiques qui nous aident à vous offrir la meilleure expérience sur note site. Vous y trouverez des renseignements sur les témoins, ou vous pouvez les désactiver si vous préférez. Toutefois, en continuant d’utiliser le site sans modifier les paramètres, vous c ...

Lead QA Automation Engineer

Job DescriptionAbout the Job:We are seeking aLead QA Automation Engineerto drive the quality strategy, design scalable automation frameworks, and lead a high‑performing QA team. In this role, you will work closely with cross‑functional teams—including Engineering, Product, ...

Lead Site Reliability Engineer

Movable Ink scales content personalization for marketers through data-activated content generation and AI decisioning. The world’s most innovative brands rely on Movable Ink to maximize revenue, simplify workflow and boost marketing agility. Headquartered in New York City with close to 600 employees, Movable Ink ...

AVP, Lead AI Engineer

Chubb is seeking an exceptional AVP, Lead AI Engineer with a passion for hands‑on technical leadership and large‑scale delivery of production Large Language Model (LLM) systems. This role is built for leaders who thrive on architecting, building, and deploying high‑impact AI solutions that power enterprise trans ...

Lead Infrastructure Engineer Azure

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 expertise an ...

Lead Cloud Network Engineer

What is the opportunity? As RBC undertakes a major transformation to increase innovation bank wide, the Technology Infrastructure Datacentre Network Engineering team is seeking a highly skilled and motivated Cloud Network Engineer with expertise in DevOps practices to join this exciting journey that will continu ...

Lead Mechanical Engineer Design

Senior Mechanical Engineer (Building Systems) – Toronto (On‑Site) We are partnering with a well‑established multi‑disciplinary engineering consultancy to hire a Senior Mechanical Engineer for their growing GTA team. This role is ideal for someone who thrives in a design‑focused, client‑facing environment and is ...

Lead Security Engineer (Fraud)

Lead Security Engineer As the Lead Security Engineer , you will be a hands‑on technical contributor and a security leader . You will write and review code, design secure systems, and work closely with backend and platform engineers to ensure our infrastructure, applications, ...

Lead Python Platform Engineer

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 $130,000.00/yr - $150,000.00/yr Direct message the job poster from Insight Global Professional Recruiter at Insight Glob ...

Java Security Lead Engineer

A leading IT staffing firm in Toronto seeks a skilled developer to design and develop security software applications. The role requires a Bachelor's degree in a relevant field and over 5 years of experience in Java. Responsibilities include providing technical leadership and collaborating with stakeholders to de ...

Lead Site Reliability Engineer

Movable Ink scales content personalization for marketers through data-activated content generation and AI decisioning. The world’s most innovative brands rely on Movable Ink to maximize revenue, simplify workflow and boost marketing agility. Headquartered in New York City with close to 600 employees, Movab ...

Lead Full Stack Engineer

Select how often (in days) to receive an alert: Requisition ID: Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture. The Global Wealth Engineering (GWE) teamis continuously modernizing and enhancing the client and account onboardin ...

Project Engineer Area Lead

Direct message the job poster from Hydrostor Talent Acquisition & HR Strategy | Champion of Scalable, People-Driven Growth | Building the Future of Renewable Energy Location: Toronto, ON Job Type: Full‑Time – Hybrid (3+ days/week in office) Travel Requir ...

Lead Data Solutions Engineer

Become a Lead Engineer in Data Solutions, focusing on scalability and technical leadership. Deliver hands-on expertise in data modeling and foster mentorship among teams.This senior role is dedicated to enhancing enterprise data and analytics capabilities without direct management responsibilities. You will ...

Lead Full Stack Engineer

Join to apply for the Lead Full Stack Engineer role at UST Join to apply for the Lead Full Stack Engineer role at UST Get AI-powered advice on this job and more exclusive features. Who We AreBorn ...

Lead Infrastructure Engineer Azure

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 ...

Lead Data Engineer – Databricks

Job Title: Team Lead, Data Engineering – DatabricksJob ID: 86747Location: Toronto, Ontario Overview: Our client has provided specialist financial services to alternative investment funds, investors, multinationals, and private clients worldwide. O ...

Lead Building Commissioning Engineer

A global engineering design firm in Toronto is seeking a lead commissioning consultant to deliver projects with a focus on sustainable design. The candidate will manage junior staff and lead projects by conducting design reviews and preparing commissioning plans. Applicants should have extensive experience in co ...

Lead Quality Engineer Data

Overview The Lead Data Quality Engineer is responsible for creating and executing comprehensive data testing strategies and solutions, focusing on data validation, integrity testing, and quality assurance across data platforms and interfaces. This role ensures accurate test data delivery in a fast ...

Lead Quality Engineer Frontend

WHAT IS THE OPPORTUNITY Lead Quality Engineer responsible for creating and executing comprehensive test automation strategies for frontend applications, focusing on functional, smoke, and regression testing, test data management, and test environment provisioning. Ensures high‑quality deliver ...

Forward Deployed Engineer Lead

Banyan Software is the best permanent home for software businesses that serve specialized industries, their employees, and their customers. We are on a mission to acquire, build, and grow great companies worldwide, helping them modernize through shared AI expertise and operational discipline. The Banyan Softw ...

Lead Data Engineer / Architect

Overview Company: Project X Ltd.Location: Toronto, OntarioEmployment Type: Full TimeLocation: (Hybrid working model)Total Compensation: $86,000-$150,000 About Project X Ltd. Project X Ltd. builds high-performing teams of talented, client-focused p ...

Lead Cloud Systems Engineer

Elevate enterprise cloud solutions as a Lead Cloud Systems Engineer. Spearhead the development of cloud platforms and components, ensuring robust, scalable systems tailored for business needs. As part of the Modern App Platform Engineering team, your role will be integral to transforming cloud devel ...

Lead Release Train Engineer

Position Responsibilities: Lead and improve the end-to-end flow of work across an Agile Release Train to support alignment and delivery outcomes Facilitate program-level events such as Program Increment (PI) Planning, ART syncs, system demos, and retrospectives ...

Lead Data Integration Engineer

A leading technology firm based in Toronto is seeking a Data Integration Lead to design and optimize data integration processes. The ideal candidate will have extensive experience in data engineering, particularly with Azure technologies, and strong skills in stakeholder management and Agile methodologies. The r ...

Java Security Lead Engineer

A leading IT staffing firm in Toronto seeks a skilled developer to design and develop security software applications. The role requires a Bachelor's degree in a relevant field and over 5 years of experience in Java. Responsibilities include providing technical leadership and collaborating with stakeholders to de ...

Lead Infrastructure Engineer Azure

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 ...

Lead Full Stack Engineer

Join to apply for the Lead Full Stack Engineer role at UST Join to apply for the Lead Full Stack Engineer role at UST Get AI-powered advice on this job and more exclusive features. Who We AreBorn ...

Lead Site Reliability Engineer

Movable Ink scales content personalization for marketers through data-activated content generation and AI decisioning. The world’s most innovative brands rely on Movable Ink to maximize revenue, simplify workflow and boost marketing agility. Headquartered in New York City with close to 600 employees, Movab ...

Lead Python Platform Engineer

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 $130,000.00/yr - $150,000.00/yr Direct message the job poster from Insight Global Professional Recruiter at Insight Glob ...

Lead Data Solutions Engineer

Become a Lead Engineer in Data Solutions, focusing on scalability and technical leadership. Deliver hands-on expertise in data modeling and foster mentorship among teams. This senior role is dedicated to enhancing enterprise data and analytics capabilities without direct management responsibilities. ...

Lead Solutions Engineer, Payments

We are Paramount Commerce, a leading fintech company that has been simplifying payments in Canada since the early 2000s. We process $5 billion annually for some of the world's largest gaming and cryptocurrency platforms across Interac, EFT and soon to be RTR rails. Our infrastructure sits at the center of ...

AVP, Lead AI Engineer

KEY OBJECTIVES Chubb is seeking an exceptional AVP, Lead AI Engineer with a passion for hands-on technical leadership and large-scale delivery of production Large Language Model (LLM) systems. This role is built for leaders who thrive on architecting, building, and deploying high-impact AI so ...

AVP, Lead AI Engineer

Chubb is seeking an exceptional AVP, Lead AI Engineer with a passion for hands‑on technical leadership and large‑scale delivery of production Large Language Model (LLM) systems. This role is built for leaders who thrive on architecting, building, and deploying high‑impact AI solutions that power enterprise ...

Lead Database Engineer DevSecOps

Senior Database Engineer – DevSecOps Location: Remote / Hybrid – Canada Level: Senior (L6–L7) Reports to: Senior Director of Engineering, Platform & Infrastructure Why you'll love this Nue.io opportunity! We're looking for a highly motivated < ...

Lead Data Engineer / Architect

Company: Project X Ltd. Location: Toronto, Ontario (Hybrid working model) Employment Type: Full Time Total Compensation: $86,000-$150,000 About Project X Ltd. Project X Ltd. builds high-performing teams of talented, client-focused problem solver ...

Lead Security Engineer (Fraud)

Lead Security Engineer As the Lead Security Engineer , you will be a hands‑on technical contributor and a security leader . You will write and review code, design secure systems, and work closely with backend and platform engineers to ensure our infrastructure, applicati ...

Lead Building Operations Engineer

A leading real estate services firm is seeking an Assistant Chief Engineer in Toronto to supervise maintenance operations and ensure compliance with industry standards. You will oversee staff, manage budgets, and coordinate with contractors while maintaining mechanical and electrical systems. The ideal candidate ...

Lead Full Stack Engineer

Select how often (in days) to receive an alert: Requisition ID: Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture. The Global Wealth Engineering (GWE) teamis continuously modernizing and enhancing the client and accou ...

Lead Cloud Network Engineer

What is the opportunity? As RBC undertakes a major transformation to increase innovation bank wide, the Technology Infrastructure Datacentre Network Engineering team is seeking a highly skilled and motivated Cloud Network Engineer with expertise in DevOps practices to join this exciting journ ...

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