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

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Impactful Infrastructure Engineer at BeachHead

Drive technical leadership as an Infrastructure Engineer specializing in AutoSys and Windows with BeachHead. Contribute to efficient financial services through enterprise scheduling and infrastructure support.Join BeachHead's Infrastructure Operations and Networks team, where you’ll lead the design and imple ...

Senior Engineer, Data Solutions at MAG

Take on a pivotal role at Mark Anthony Group as a Senior Engineer focusing on data solutions. Utilize your ETL, SQL, and cloud data services expertise in a hybrid setting.As a key player in the design and maintenance of data infrastructure, you will bring over six years of relevant experience to develop ETL/ ...

CrowdStrike Senior Engineer: Cybersecurity Focus

Join CrowdStrike as a Senior Engineer in Cyber, Data & Security in Toronto and lead the charge in endpoint security. Leverage your expertise to ensure successful deployment and optimization of security agents.We seek a professional with 6–8 years of experience to join our Cloud, Network and Infrastruct ...

Data Engineering Leader at Xanadu

Join Xanadu as a Data Engineering Leader to build transformative data platforms for quantum computing. Your expertise will guide data-driven decisions and infrastructure.As Lead Data Engineer, you will design and develop data pipelines that connect R&D efforts with business analytics. This role requires deep ...

CrowdStrike Senior Engineer: Cybersecurity Focus

Join CrowdStrike as a Senior Engineer in Cyber, Data & Security in Toronto and lead the charge in endpoint security. Leverage your expertise to ensure successful deployment and optimization of security agents.We seek a professional with 6–8 years of experience to join our Cloud, Network and Infrastructure Se ...

Senior Staff Engineer Focused on Security

Step into a pivotal role at Faire as a Senior Staff Engineer focused on security. This hybrid position is ideal for those eager to design security frameworks that empower developers across our marketplace.You'll lead strategic initiatives to enhance application security practices and architect scalable solut ...

Questrade Principal AI Engineer Role

Join Questrade as a Principal AI Engineer, where you'll push the boundaries of AI engineering and automation in a hybrid environment. Lead innovations in AI CI/CD and platform integration to enhance engineering productivity.This role requires strong technical leadership in AI Engineering & Enablement, ...

Principal ML Engineer Driving AI Innovation

Become a key technical leader as a Principal Machine Learning Engineer at a global networking leader. Your role centers around developing intelligent systems using Generative AI and anomaly detection techniques.You will shape the ML landscape by defining strategies for advanced AI systems, managing sof ...

AI/ML Engineer in Banking Solutions

Elevate your career as an AI/ML Engineer, focusing on scalable solutions in the banking sector. We are seeking an expert with strong software engineering fundamentals and hands-on machine learning skills.Bring 3–4 years of hands-on AI/ML experience to lead technical initiatives. You will design, develo ...

Senior SDET for AI Powered Applications

Join AC/BT as a Senior Software Development Engineer in Test, driving automation excellence for cutting-edge agentic applications. This full-time role focuses on innovative testing solutions and robust CI/CD integration.In this key position on the Quality Engineering team, you will leverage 5+ years of ...

International Card Tech Distinguished Engineer

Step up as a Senior Distinguished Engineer for International Card Tech at Capital One Canada, driving technical excellence in a hybrid work model. Collaborate to shape innovative solutions and standards.As part of a dynamic team, you will lead the charge in improving engineering practices and influenci ...

Impactful Infrastructure Engineer at BeachHead

Drive technical leadership as an Infrastructure Engineer specializing in AutoSys and Windows with BeachHead. Contribute to efficient financial services through enterprise scheduling and infrastructure support.Join BeachHead's Infrastructure Operations and Networks team, where you’ll lead the design and ...

Production Support Engineer Banking Applications

Lead application support initiatives as a Production Support Engineer focused on banking applications. Expertly navigate Java, PL-SQL, and scripting tools to resolve issues and optimize performance.Possessing 6 years of experience in enterprise application support within financial sectors, your role will emp ...

QA Automation Lead Payments Technology

Join RBC as a Lead QA/Test Automation Engineer in Toronto, Canada, focusing on automation testing and AI solutions in our Core and Realtime Payments team. Bring your technical leadership to the forefront.In this critical role, you will spearhead the design and implementation of automation frameworks us ...

Senior MLOps Engineer at Sun Life

Take the lead as a Senior MLOps Engineer within Sun Life’s dynamic Analytics Platform. Leverage your extensive AWS experience and technical leadership in this role.This role offers a unique opportunity to provide guidance and hands-on expertise in managing MLOps initiatives. You will play a crucial rol ...

Senior Engineer, Data Solutions at MAG

Take on a pivotal role at Mark Anthony Group as a Senior Engineer focusing on data solutions. Utilize your ETL, SQL, and cloud data services expertise in a hybrid setting.As a key player in the design and maintenance of data infrastructure, you will bring over six years of relevant experience to develop ETL/ ...

Principal Software Engineer in Toronto

Drive innovation as a Principal Full-Stack Software Engineer at Kraft Heinz in Toronto. This hybrid role is focused on leadership in platform engineering and enhancing developer efficiency.You'll lead the design and maintenance of engineering frameworks while collaborating closely with product teams. W ...

Principal Software Engineer in Toronto

Drive innovation as a Principal Full-Stack Software Engineer at Kraft Heinz in Toronto. This hybrid role is focused on leadership in platform engineering and enhancing developer efficiency.You'll lead the design and maintenance of engineering frameworks while collaborating closely with product teams. With a ...

CrowdStrike Senior Engineer: Cybersecurity Focus

Join CrowdStrike as a Senior Engineer in Cyber, Data & Security in Toronto and lead the charge in endpoint security. Leverage your expertise to ensure successful deployment and optimization of security agents.We seek a professional with 6–8 years of experience to join our Cloud, Network and Infrastructure Se ...

Principal Software Engineer in Toronto

Drive innovation as a Principal Full-Stack Software Engineer at Kraft Heinz in Toronto. This hybrid role is focused on leadership in platform engineering and enhancing developer efficiency.You'll lead the design and maintenance of engineering frameworks while collaborating closely with product teams. With a ...

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 ...

Senior Staff Engineer Focused on Security

Step into a pivotal role at Faire as a Senior Staff Engineer focused on security. This hybrid position is ideal for those eager to design security frameworks that empower developers across our marketplace.You'll lead strategic initiatives to enhance application security practices and architect scalable solut ...

Java Fulltack Developer

Job Title: Java Fullstack developer Status : Permanent Full-Time Employee or Freelancer (Inc.) – GO ROCK IT Location : Toronto Hours per week : 37,5h Work mode : Hybrid (2 days per week on-si ...

Java Fulltack Developer

Job Title: Java Fullstack developer Status : Permanent Full-Time Employee or Freelancer (Inc.) – GO ROCK IT Location : Toronto Hours per week : 37,5h Work mode : Hybrid (2 days per week on-site) Target start date: As soon as p ...

Data Security Engineer

Role Overview Join the Cybersecurity, Third Party and Resilience Technology team at CIBC as a Data Security Engineer. You will work independently or lead a small group to collaborate with consumer application teams, service business partners, and vendor partners on solutioning, development, implem ...

Data Security Engineer

Role Overview Join the Cybersecurity, Third Party and Resilience Technology team at CIBC as a Data Security Engineer. You will work independently or lead a small group to collaborate with consumer application teams, service business partners, and vendor partners on solutioning, development, implem ...

Data Security Engineer

Role Overview Join the Cybersecurity, Third Party and Resilience Technology team at CIBC as a Data Security Engineer. You will work independently or lead a small group to collaborate with consumer application teams, service business partners, and vendor partners on solutioning, development, implem ...

Senior Software Engineer

About the Company VANTA Partners client offers the only complete technology suite for fleet readiness, uniting safety and compliance, toll management, and weigh station bypass solutions. We help fleets streamline operations, control costs, and operate with confidence. Trus ...

Software Engineer For Internal Tools And Ai Toronto

Overview Enhance Push's internal infrastructure as a Full Stack Software Engineer focusing on AI and tool development. This role combines technical skill with creativity in a people-first setting. Push seeks a skilled engineer with over 5 years of experience to lead the building and maintai ...

Azure Data Engineer

Overview The Azure Data Engineer will be responsible for hands-on development and implementation of data solutions using Azure technologies. The role requires strong experience with Databricks, ADF, PySpark, Python, and SQL, along with a solid understanding of release management, SDLC, and unit testing. The engi ...

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 ...

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 ...

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 excellence, ...

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 ...

Azure Data Engineer

Overview The Azure Data Engineer will be responsible for hands-on development and implementation of data solutions using Azure technologies. The role requires strong experience with Databricks, ADF, PySpark, Python, and SQL, along with a solid understanding of release management, SDLC, and unit t ...

Azure Data Engineer

Overview The Azure Data Engineer will be responsible for hands-on development and implementation of data solutions using Azure technologies. The role requires strong experience with Databricks, ADF, PySpark, Python, and SQL, along with a solid understanding of release management, SDLC, and unit t ...

Azure Data Engineer

Overview The Azure Data Engineer will be responsible for hands-on development and implementation of data solutions using Azure technologies. The role requires strong experience with Databricks, ADF, PySpark, Python, and SQL, along with a solid understanding of release management, SDLC, and unit t ...

Analyst, Informatics Security

Application Security Automation EngineerHybrid work model – 2 days/week in office. ResponsibilitiesLead end‑to‑end SAST operations, including intake/scoping, onboarding, configuration, execution, triage, and reporting across diverse technology stacks. Tune scan tools to reduce false positives ...

Sr. Quality Engineer

What is the opportunity?The RBC Team is hiring for Sr. Quality Engineer role within GFT Team. As a Sr. Quality Engineer, you provide support for a suite of business mission-critical and complex applications, understanding both front and back-end of the applications. The technology platfor ...

Site Reliability Engineer

OverviewWorking Location: Toronto, ON (Hybrid 2 days a week in office) Role MandateThe DevOps and Automation is looking for a Site Reliability Engineer with strong expertise in Dynatrace to ensure the reliability, performance and observability of large scale, distributed systems. Team Structu ...

Kubernetes Platform Engineer for Trading

Elevate your career at Elite FinTech as a Kubernetes & HPC Platform Engineer in Toronto. Harness your skills in scheduling and HPC technologies within a dynamic trading environment.This role is aimed at seasoned engineers who can thrive in a technical environment. You will be responsible for platform enginee ...

Senior AI Engineer for User Management Systems

Take charge of developing intelligent user management systems as a Senior AI Engineer in Toronto. Your experience in Python and AWS will empower automation and analytics-driven solutions.We are looking for a Senior Machine Learning & AI Engineer to manage the full lifecycle of user management systems, emphas ...

Trading Observability Engineer Position

Join Elite FinTech in Toronto as a Trading Observability Engineer, focusing on Linux and observability tools to enhance monitoring platform capabilities. Engage with technical teams to ensure system visibility and boost performance.In this role, you will apply your strong observability expertise in a f ...

Kubernetes Platform Engineer for Trading

Elevate your career at Elite FinTech as a Kubernetes & HPC Platform Engineer in Toronto. Harness your skills in scheduling and HPC technologies within a dynamic trading environment.This role is aimed at seasoned engineers who can thrive in a technical environment. You will be responsible for platform e ...

Senior AI Engineer for User Management Systems

Take charge of developing intelligent user management systems as a Senior AI Engineer in Toronto. Your experience in Python and AWS will empower automation and analytics-driven solutions.We are looking for a Senior Machine Learning & AI Engineer to manage the full lifecycle of user management systems, emphas ...

Software Engineer Capital Market Toronto

Role:Software Engineer (Capital Markets, C++/Python & AWS) Location:Toronto, ON – Hybrid Contract:Contract Role Descriptions:10 years of overall software engineering experience with a robust background in building and maintaining enterprise-level applications. Must-have ex ...

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