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

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Staff Data Engineer: Lead Scalable Data & AI Platform

A leading Canadian retail company seeks a Staff Data Engineer in Toronto to architect and build high-scale data platforms and systems. You will lead design initiatives, mentor engineers, and collaborate with cross-functional teams to enable next-generation data capabilities. Ideal candidates have extensive exper ...

Senior Software Engineer — Lead High Impact, Remote/Hybrid

A leading employee recognition platform in Canada seeks a Senior Software Engineer to drive product impact at a global scale. The role offers hybrid or remote work options. Responsibilities include leading projects, mentoring engineers, and improving engineering practices. Candidates should have 5-7+ years in a ...

Rust Backend Engineer: Lead Systems, AI Tooling & Scale

A leading streaming service in Toronto is looking for a Senior Software Engineer specializing in Rust. In this role, you will lead the development of backend services and tools, focusing on high-performance system architecture. Candidates should have at least 4 years of software development experience, particula ...

Data Engineer II: Build Scalable Pipelines & Lead Solutions

Une institution financière de premier plan recherche un Ingénieur des données II pour concevoir et maintenir des pipelines de données complexes à Toronto. Le candidat idéal aura plus de 5 ans d'expérience en gestion des données, une connaissance approfondie des normes ETL et des services Azure, et participera ac ...

Senior Mechanical Engineer, Power Gen – Lead Energy Projects

A leading engineering firm in Canada is looking for a Senior Mechanical Engineer to join its Energy team. This role focuses on power generation projects and requires a Bachelor's in Mechanical Engineering, along with over 15 years of relevant design experience. You will lead complex engineering designs and colla ...

Lead EHV Transmission Line Engineer (500kV/765kV) Hybrid

A leading engineering firm is seeking an experienced individual to manage and lead engineering teams executing EHV transmission line projects. This role involves coordinating multidisciplinary teams, ensuring compliance with engineering standards, and providing expert support on high voltage transmission line de ...

Senior iOS Engineer Lead Seller Apps & GraphQL Platform

A global ecommerce leader is seeking a highly skilled Sr. iOS Engineer in Toronto. You will design and develop scalable iOS applications that empower sellers while collaborating with multi-functional teams. The ideal candidate will have 10+ years of iOS development experience, proficiency in Swift and Objective- ...

Data Migration Lead (Salesforce) OR Data Migration Engineer

Data Migration Lead (Salesforce) OR Data Migration Engineer- 2 ROLES Brampton, ON- 3 days a week Onsite Fulltime HIRE Required Skills & Experience Technical Expertise • 3+ years hands-on Salesforce Administration experience • Proficient in SOQL with ability ...

Chief Boiler Engineer: Lead Safe & Efficient Plant Operations

A prominent Canadian packaging company is seeking a Chief Engineer, Boiler Room for their Scarborough facility. This role offers critical operational leadership to ensure the safe and efficient functioning of all boiler house systems. Candidates must have TSSA 1st Class Certification and a minimum of 10 years of ...

Senior QA Automation Engineer – Selenium with Java Lead

A leading IT consulting firm in Toronto is looking for a Senior Quality Assurance Automation Engineer with over 6 years of experience. The ideal candidate will have expertise in Selenium with Java, a strong background in both functional and automation testing, and the ability to design and maintain automation fr ...

Senior Lead ML Engineer Agentic AI Platform Architect

A global talent marketplace is seeking a Senior Lead Machine Learning Engineer to architect and scale agentic intelligence. This role involves leading the development of AI agents and backend infrastructure for reliability and performance. Ideal candidates will have senior-level experience in applied ML systems, ...

Senior QA Automation Engineer – Selenium with Java Lead

A leading IT consulting firm in Toronto is looking for a Senior Quality Assurance Automation Engineer with over 6 years of experience. The ideal candidate will have expertise in Selenium with Java, a strong background in both functional and automation testing, and the ability to design and maintain automation fr ...

Software Engineer III (Java / Web app Tech Lead)

Nous utilisons des témoins pour fournir et améliorer nos services de sorte à vous offrir une expérience plus personnalisée, et les services de suivi sont désactivés. Pour en savoir plus sur les témoins utilisés et pour consulter vos préférences, veuillez vérifier les paramètres de votre navigateur ou sélectionne ...

Staff Physical Design Engineer — Advanced Node ASIC Lead

A leading company in next-generation digital connectivity is seeking a Staff Physical Design Engineer responsible for high-speed digital block design. The ideal candidate will drive physical design processes, optimize designs for area and power, and collaborate across engineering teams to resolve implementation ...

Senior Full Stack Engineer Remote First, Lead & Build

An innovative firm is looking for senior software engineers to join their dynamic team in Toronto. This early-stage opportunity offers the chance to work on cutting-edge transportation technology, developing user-friendly mobility solutions that enhance commuting experiences. As a key member of the team, you wil ...

CPQ Lead Solution Engineer Salesforce Conga CPQ/PROS

CPQ Lead Solution Engineer – Salesforce / Conga CPQ / PROS This position is open due to an existing vacancy to support our evolving business needs.About The Role In this opportunity as a Lead Solution Engineer, you will:Drive the Engineering strategy, planning, design, and implementation of C ...

Senior GenAI Engineer: LLM & RAG Lead for Production

A leading AI solutions provider is seeking a Senior GenAI Engineer in Toronto, Ontario. This role focuses on designing and developing LLM-based solutions for an AI-powered recommendation platform. The ideal candidate will lead the architecting of scalable GenAI pipelines and collaborate with various teams to imp ...

Senior Full Stack Engineer & Tech Lead – Microservices & Cloud

A leading financial institution in Toronto seeks a capable full stack engineer to drive the development of enterprise applications. In this role, you will design scalable solutions, maintain coding standards, and apply strong technical expertise in frameworks like React and Node.js. You should possess 8+ years o ...

Lead Senior Engineer for Resilient Power Distribution Solutions

Elevate your career as a Senior Distribution Lines Engineer focusing on resilient energy systems. Play a key role in designing and modernizing power delivery across diverse Canadian communities.In this pivotal position, you will take the lead in designing low to medium voltage lines, ensuring synchroni ...

Lead C# Software Engineer – Wind Tunnel Systems (Hybrid)

A leading engineering firm in Toronto is seeking a Senior Software Developer to lead software design and programming primarily in C#. This role involves developing, implementing, and maintaining software solutions and mentoring junior developers. Candidates should have a Bachelor's degree, over 5 years of experi ...

Chief Boiler Engineer: Lead Safe & Efficient Plant Operations

A prominent Canadian packaging company is seeking a Chief Engineer, Boiler Room for their Scarborough facility. This role offers critical operational leadership to ensure the safe and efficient functioning of all boiler house systems. Candidates must have TSSA 1st Class Certification and a minimum of 10 years of ...

Lead Full Stack Engineer for Creator Focused Technology

Shape the future of creative technology as a Senior Full Stack Engineer. In this hybrid position, you'll develop scalable applications that empower content creators to flourish.This role calls for an experienced full stack engineer ready to tackle challenges and be a key player in shaping our products. ...

Senior Electrical Engineer – T&D & Battery Storage Lead

A global engineering and consultancy company is seeking a Senior Electrical Engineer in Toronto. The role involves developing and managing Transmission and Distribution systems including battery energy storage solutions. Candidates should possess a Bachelor's degree in Electrical Engineering, 10+ years of releva ...

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 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 ...

Senior AWS Cloud Engineer: Amazon Connect & DevOps Lead

A leading technology company is seeking a Senior DevOPS/Cloud Engineer to provide expertise in AWS cloud platforms and lead the design of cloud-based contact center solutions. The ideal candidate will have over 10 years of experience in software development, extensive knowledge of AWS services, and skills in aut ...

Remote Senior/Lead Front End Engineer Infrared Finance

Infrared Finance is the flagship application of the upcoming Proof of Liquidity consensus mechanism pioneered by Berachain. What We're Looking For The Infrared core team is the driving force behind expanding our reach and influence over the multi-billion dollar opportunity of Proof o ...

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 Structural Engineer for Advanced Custom Lifting Solutions

Step into the role of Lead Structural Engineer and shape the future of lifting equipment. Your expertise will guide the design process from initial concepts to final production.In this dynamic role, you will coordinate with multidisciplinary teams to ensure seamless engineering solutions. Bringing over ...

Lead Fintech Backend Engineer — Scale High Volume Payments

A fintech leading company is seeking a Lead Backend Engineer to join their core engineering team in Toronto. The role involves building and scaling critical payment infrastructure, managing ledger systems, and financial APIs. Candidates should have at least 7 years of experience in backend engineering, with stro ...

Rust Backend Engineer: Lead Systems, AI Tooling & Scale

A leading streaming service in Toronto is looking for a Senior Software Engineer specializing in Rust. In this role, you will lead the development of backend services and tools, focusing on high-performance system architecture. Candidates should have at least 4 years of software development experience, particula ...

Senior Software Engineer — Lead High Impact, Remote/Hybrid

A leading employee recognition platform in Canada seeks a Senior Software Engineer to drive product impact at a global scale. The role offers hybrid or remote work options. Responsibilities include leading projects, mentoring engineers, and improving engineering practices. Candidates should have 5-7+ years in a ...

Staff Data Engineer: Lead Scalable Data & AI Platform

A leading Canadian retail company seeks a Staff Data Engineer in Toronto to architect and build high-scale data platforms and systems. You will lead design initiatives, mentor engineers, and collaborate with cross-functional teams to enable next-generation data capabilities. Ideal candidates have extensive exper ...

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 ski ...

Senior Mechanical Engineer, Power Gen – Lead Energy Projects

A leading engineering firm in Canada is looking for a Senior Mechanical Engineer to join its Energy team. This role focuses on power generation projects and requires a Bachelor's in Mechanical Engineering, along with over 15 years of relevant design experience. You will lead complex engineering designs and colla ...

Senior iOS Engineer Lead Seller Apps & GraphQL Platform

A global ecommerce leader is seeking a highly skilled Sr. iOS Engineer in Toronto. You will design and develop scalable iOS applications that empower sellers while collaborating with multi-functional teams. The ideal candidate will have 10+ years of iOS development experience, proficiency in Swift and Objective- ...

Senior Physical Design Engineer: Lead Next Gen Tapeouts

A leading technology firm in Toronto is seeking a skilled engineer for physical design roles. The ideal candidate will lead next-generation PHY IP design and collaborate closely with the RTL and Analog teams. Responsibilities include physical design implementation and ensuring successful design tapeouts. Candida ...

Remote Senior/Lead Backend Engineer Build A Bera

Background:Build-A-Bera is the capital arm/incubator for Berachain, a high-performance, EVM (Ethereum Virtual Machine) compatible, Layer 1 blockchain built on the Cosmos SDK. Berachain uses a variant of delegated Proof of Stake called Proof of Liquidity consensus to rehypothecate liquidity as security at the pro ...

Lead AI Platform Engineer with Advanced MLOps Expertise

Drive the evolution of an industry-leading AI platform. Innovate using Akka and advanced MLOps strategies to support agent-powered solutions and continuous learning.This senior engineering role involves designing a scalable, secure platform that enables enterprise AI solutions. Collaborate closely with ...

Staff Physical Design Engineer — Advanced Node ASIC Lead

A leading company in next-generation digital connectivity is seeking a Staff Physical Design Engineer responsible for high-speed digital block design. The ideal candidate will drive physical design processes, optimize designs for area and power, and collaborate across engineering teams to resolve implementation ...

Senior Software Engineer — Lead High Impact, Remote/Hybrid

A leading employee recognition platform in Canada seeks a Senior Software Engineer to drive product impact at a global scale. The role offers hybrid or remote work options. Responsibilities include leading projects, mentoring engineers, and improving engineering practices. Candidates should have 5-7+ years in a ...

Senior Mechanical Engineer, Power Gen – Lead Energy Projects

A leading engineering firm in Canada is looking for a Senior Mechanical Engineer to join its Energy team. This role focuses on power generation projects and requires a Bachelor's in Mechanical Engineering, along with over 15 years of relevant design experience. You will lead complex engineering designs and colla ...

IaaS Release Engineer: Lead End to End Deployments

A technology solutions company is looking for an experienced Application Release Engineer located in Toronto. The ideal candidate will have 5-7 years of relevant experience and a strong background in IaaS automation technologies such as VMC, Terraform, OpenStack, and Cloudify. The role involves leading deploymen ...

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 ...

Senior Full Stack Engineer Remote First, Lead & Build

An innovative firm is looking for senior software engineers to join their dynamic team in Toronto. This early-stage opportunity offers the chance to work on cutting-edge transportation technology, developing user-friendly mobility solutions that enhance commuting experiences. As a key member of the team, you wil ...

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 Software Engineer in Innovative Payment Technology

Accelerate your career as a Lead Software Engineer, focusing on innovative payment and cash management solutions. This role combines technical leadership with architectural guidance to achieve operational excellence.As a senior figure in the team, you will drive coding standards, technical strategy, an ...

Lead Camunda 8 DevOps Engineer for Scalable Payments

A leading technology company is seeking a Lead DevOps Engineer in Toronto to manage and scale their Camunda 8–based workflow platforms for automated payment processing. The ideal candidate will have 5-7 years of experience in DevOps within payments or financial services environments, hands-on expertise in Camund ...

Nuclear I&C/Electrical Engineer – Lead Systems Design

A engineering services company in Toronto is seeking a skilled Electrical and Instrumentation & Controls Engineer with hands-on CANDU nuclear systems experience. Key responsibilities include leading system design and support, developing engineering documentation, and ensuring nuclear safety compliance. Candidate ...

Lead EHV Transmission Line Engineer (500kV/765kV) Hybrid

A leading engineering firm is seeking an experienced individual to manage and lead engineering teams executing EHV transmission line projects. This role involves coordinating multidisciplinary teams, ensuring compliance with engineering standards, and providing expert support on high voltage transmission line de ...

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