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

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Senior Software Engineer Infrastructure as Code Team

Senior Software Engineer - Infrastructure as Code Team Marqeta 01 June 2025 Software Engineer DevOps Cloud AWS Infrastructure As a Senior Software Engineer on the Infrastructure Engineering team, you will be at the forefront of shaping and enhancing our fintech solutions. You will ...

Senior Software Engineer Infrastructure as Code Team

Senior Software Engineer - Infrastructure as Code Team Marqeta 01 June 2025 Software Engineer DevOps Cloud AWS Infrastructure As a Senior Software Engineer on the Infrastructure Engineering team, you will be at the forefront of shaping and enhancing our fintech solutions. You will ...

Hybrid AI Engineer in Toronto

Take your skills to the next level as an AI Engineer in Toronto, focusing on agentic AI systems and large language models. Embrace a hybrid work environment for enhanced collaboration and flexibility.Our client is looking for an experienced AI Engineer to design, build, and refine agentic AI systems and RAG ...

AI Solutions Engineer with Client Focus (Toronto)

Elevate your career as an AI Solutions Engineer at Connor, Clark & Lunn Financial Group. Focus on building AI systems that enhance client interactions and operational efficiency. This role calls for a skilled AI Solutions Engineer to develop and maintain AI assistants, ensuring a strong emphasis on ...

Full Stack Developer

Senior Full-Stack Developer (Angular, Java, Python, AWS)Location: Downtown Toronto, ON or Montreal, QC (Hybrid - 2 days onsite)Employment Type: Contract to hire (35 hrs/week)*Must past credit check & come in person for 2nd round interview*About the RoleWe are seeking a Full-Stack Developer to ...

Analyst, Informatics Security

Application Security Automation Engineer Hybrid work model – 2 days/week in office. Responsibilities Lead end‑to‑end SAST operations, including intake/scoping, onboarding, configuration, execution, triage, and reporting across diverse technology stacks. Tune scan tool ...

Senior Site Reliability Engineer

Site Reliability Engineer Location:Toronto, ONOnsite Flexibility:Hybrid — 4 days per week onsiteContract DetailsPosition Type:ContractContract Duration:1 year (extension possible; conversion to permanent possible)Pay Rate:< ...

Senior Crowdstrike Engineer

Senior Engineer (Cyber, Data & Security) – CrowdStrike Location: Toronto, ON (Hybrid)We are seeking a Senior Engineer (Cyber, Data & Security) with 6–8 years of experience to join our Cloud, Network and Infrastructure Security team.In this role, you will lead the design, implementation, and o ...

Application Security Automation Engineer

Application Security Automation Engineer Hybrid work model - 2 days/week in office The Application Security Automation Engineer reports to the Senior Manager of automated security testing team and supports security testing activities for BMO applications. This role is responsible for lead ...

Application Security Automation Engineer

Application Security Automation Engineer Hybrid work model - 2 days/week in officeThe Application Security Automation Engineer reports to the Senior Manager of automated security testing team and supports security testing activities for BMO applications. This role is responsible for leading and maturin ...

Software Developer II at Workleap

Elevate your career as a Software Developer II at Workleap, focusing on AI integration and full stack development. Use your C# .NET and React skills to build impactful software that addresses user needs.Join a multidisciplinary team dedicated to enhancing ShareGate, the world’s leading Microsoft 365 governan ...

Software Developer II at Workleap

Elevate your career as a Software Developer II at Workleap, focusing on AI integration and full stack development. Use your C# .NET and React skills to build impactful software that addresses user needs.Join a multidisciplinary team dedicated to enhancing ShareGate, the world’s leading Microsoft 365 governan ...

Senior Staff Software Engineer, Data

The Role We are hiring a Senior Software Engineer to lead data architecture across our platform. This is a senior individual contributor role with two tightly coupled responsibilities: defining and unifying the canonical business data model that underpins our product, and taking ownership of our ...

Presales Engineer

We are looking for a Presales Engineer who is accustomed to solving customers’ most complex problems and collaborating with sales to close large deals. In this role you will work directly with the sales team and channel partners to understand the needs of our customers, strategize on how to navigate winnin ...

Presales Engineer

We are looking for a Presales Engineer who is accustomed to solving customers’ most complex problems and collaborating with sales to close large deals. In this role you will work directly with the sales team and channel partners to understand the needs of our customers, strategize on how to navigate winning sale ...

Lead Substation Protection & Control Engineer Remote (Ontario, Canada)

Description **Title: Lead Substation Protection & Control Engineer** This position is fully remote and can only be performed from your home office within Ontario province only. **Ready to make a difference?** ICF is seeking a Lead Substation P&C Engineer, to ...

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 ...

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 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 a dec ...

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. Your ...

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 ...

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, and syst ...

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 ...

Senior Tunnel Engineer: Lead SEM/TBM Design (Toronto)

A leading engineering consultancy in Toronto is seeking a Senior Tunnel Engineer to work on major infrastructure projects. The role involves underground design expertise in SEM, SOE, and TBM tunnelling. You will lead project deliverables, perform analyses, and collaborate with team members. Candidates should hav ...

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 data ...

Lead Software Engineer au sein de CPP Investments

Développez votre carrière comme Lead Software Engineer à CPP Investments. Ce poste est crucial pour le développement des technologies des marchés, en adoptant une approche axée sur les données.Dans ce rôle, vous travaillerez en étroite collaboration avec une équipe talentueuse pour concevoir et mettre en œuv ...

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, d ...

Senior Airport Civil Engineer — Lead Runways & Taxiways (Hybrid)

A global infrastructure consulting firm is seeking a Senior Airport Civil Engineer for its Toronto office. The ideal candidate will have over 10 years of experience in civil engineering with a focus on airport infrastructure projects. Responsibilities include leading project delivery, engaging with clients, and ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 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 ...

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 ...

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 synchronized pr ...

Senior iOS Engineer: Lead Architect & AI Driven Mobile

A professional sports league in Toronto is seeking a Senior iOS Engineer to lead the design and development of innovative mobile applications. This role emphasizes mentorship of junior engineers while leveraging cutting-edge tools and best practices in iOS development. The ideal candidate will have 6-8 years of ...

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 ...

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 ...

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 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 ...

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, ...

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 ...

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 ...

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 ...

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