152,380+ Lead Fullstack Engineer Python Fastapi Jobs in Toronto, Canada — Local Employers Hiring June 2026

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Lead Engineer AI Voice

Engineering Lead, Voice AI Your opportunity Our client is a mission-driven, seed-stage startup modernizing emergency response communications, reducing 911 call wait times and improving public safety outcomes. It’s a Canadian corporation that operates with remote teams distrib ...

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 delivery in a fast‑paced en ...

Lead Software Engineer (Toronto)

Lead Software Engineer (Toronto) Requisition ID: 50048 Business Unit: Fitch Group Category: Information Technology Location: Toronto, ON, CA Date Posted: May 19, 2026 Fitch Group is currently seeking a Lead Software Engineer - Associate Director based out o ...

Lead QA Engineer – Apigee

Company – Our client is a globally recognized technology and professional services organization that partners with leading enterprises to deliver digital transformation, cloud, data, and engineering solutions. Known for its large-scale innovation initiatives and strong presence across regulated indust ...

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 ...

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 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 Data Engineer – Databricks

Job Title:Team Lead, Data Engineering – Databricks Job ID:86747 Location:Toronto, OntarioOverview: Our client has provided specialist financial services to alternative investment funds, investors, multinationals, and private clients worldwide. Our data engineering initiati ...

OSIM Inspections Lead Engineer

A leading engineering firm in Canada seeks a Supervising Civil Engineer to manage structural contracts and ensure project compliance with quality standards. The ideal candidate will have a post-secondary degree in Civil Engineering and at least 8 years of experience in road and heavy construction. Strong communi ...

Lead Staff Software Engineer

Lead Software Engineer/ Hands-on – Founding Toronto TeamWe’re helping an AI-native SaaS startupbuild its Toronto engineering hub , starting with afounding technical leaderwho’s eager to scale both systems and teams. This is a rare opportunity for aStaff Engineer ...

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 solutions that power e ...

Lead Electrical Engineer; Toronto

ECG Engineering are leaders in the Electrical Engineering space, delivering design and project delivery services to the Mining, Utilities, Materials Handling and Industrial sectors with extensive and proven capabilities in Australia, and around the world.With offices inPerth, Brisbane, Toront ...

Lead Software Engineer, AI

Lead Software Engineer, AI New Position: This position is open due to an existing vacancy to support our evolving business needs. Are you ready to shape the future of AI-driven content technology while leading cutting‑edge innovation in a mission‑critical role? Do you thrive in environmen ...

Lead Software Engineer, AI

Lead Software Engineer, AI New Position: This position is open due to an existing vacancy to support our evolving business needs.Are you ready to shape the future of AI-driven content technology while leading cutting‑edge innovation in a mission‑critical role? Do you thrive in environments where your t ...

Lead Electrical Engineer Illumination

About the Role The 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 deliverables ...

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. ...

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 Engineer (Software Engineering)

What You’ll Be DoingPartnering with Engineering and Product leads to design services that are robust, decoupled, and ready for change.Acting as a Technical Lead within the product team—guiding design discussions, reviewing code, and ensuring engineering best practices are upheld.Con ...

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 account onboardin ...

Lead Engineer (Software Engineering)

What You’ll Be Doing Partnering with Engineering and Product leads to design services that are robust, decoupled, and ready for change. Acting as a Technical Lead within the product team—guiding design discussions, reviewing code, and ensuring engineering best practices are upheld ...

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 ...

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 ...

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 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 onboarding p ...

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 ...

Lead Quality Engineer Data

OverviewThe 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‑paced ...

Lead Substation Plant Engineer

Job Description Summary GE 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 power trans ...

Lead Staff Software Engineer

Lead Software Engineer/ Hands-on – Founding Toronto Team We’re helping an AI-native SaaS startup build its Toronto engineering hub , starting with a founding technical leader who’s eager to scale both systems and teams. This is a rare opportunity for a Staff Engine ...

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 CIAM Software Engineer

Step into the spotlight as a Lead CIAM Software Engineer, focusing on architecting advanced identity solutions. This engineering role prioritizes developing and maintaining customer authentication and account systems for diverse platforms.In this position, you will be hands-on in engineering CIAM capabilitie ...

Lead Software Engineer (Toronto)

Lead Software Engineer (Toronto) Requisition ID: 50048 Business Unit: Fitch Group Category: Information Technology Location: Toronto, ON, CA Date Posted: May 19, 2026 Fitch Group is currently seeking a Lead Software Engineer - Associate Director based out o ...

Lead Site Reliability Engineer

Equal Opportunity Employer Tata Consultancy Services (TCS) is an equal opportunity employer. Role Description We are seeking a highly skilled Site Reliability Engineer (SRE) to manage, optimize, and ensure the reliability of production applications. Responsibilities <u ...

Lead Site Reliability Engineer

Equal Opportunity EmployerTata Consultancy Services (TCS) is an equal opportunity employer. Role DescriptionWe are seeking a highly skilled Site Reliability Engineer (SRE) to manage, optimize, and ensure the reliability of production applications. ResponsibilitiesReliability & Perfo ...

Lead Software Engineer toronto

Overview Lead Software Engineer – Cryptographic Systems Team: Voltage Secure Data Engineering Location: Richmond Hill, Ontario, Canada (Onsite) Contract: 6+ Months About the Role Join the engineering team behind the cryptographic engine powering Voltage ...

Lead Backend Integration Engineer

Elevate your career as a Lead Backend Integration Engineer with Everforth Apex Systems. This hybrid role focuses on API integrations and workflow automation using AI-driven technologies.In this senior-level position, you will support an enterprise document ingestion and workflow automation platform. Your res ...

Lead Integration & Workflow Engineer

Lead Integration & Workflow Engineer Job # Overview We are seeking a Lead Integration & Workflow Engineer to support the delivery and expansion of an enterprise AI‑driven document ingestion and workflow automation platform. This role will focus on backend integration, workflow ...

Lead DevOps Platform Engineer

What is the Opportunity? We are on the lookout for a talented DevOps Platform Engineer to join our forward‑thinking team responsible for the development and enhancement of our CI/CD deployment portal. This sophisticated platform is designed to facilitate the swift and secure deployment of applica ...

Lead AI Forward Engineer

The Lead AI Forward Engineer designs and guides the delivery of AI‑powered solutions that reduce operational toil and accelerate technology teams across the CIO organization. This role operates as a forward‑deployed solution architect and engineer, partnering closely with teams to identify opportunities, d ...

Lead Software Engineer, AI

## Lead Software Engineer, AIApplyremote type: Hybridlocations: Canada, Toronto, Ontariotime type: Full timeposted on: Posted 6 Days Agotime left to apply: End Date: July 15, 2026 (30+ days left to apply)job requisition id: JREQ **Lead Software Engineer, AI**Are you passionate about building AI-drive ...

Data Engineer (Team Lead)

About Apertera Apertera is leading the evolution of language solutions for high-stakes content. We partner with enterprises as an extension of their teams, combining professional expertise with Adaptive AI technology that is continuously refined by client context. For more than twenty years ...

Lead AI Forward Engineer

The Lead AI Forward Engineer designs and guides the delivery of AI‑powered solutions that reduce operational toil and accelerate technology teams across the CIO organization. This role operates as a forward‑deployed solution architect and engineer, partnering closely with teams to identify opportunities, design ...

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 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 Senior Database En ...

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 developme ...

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