152,375+ Lead Fullstack Engineer Python Fastapi Jobs in Toronto, Canada — Local Employers Hiring June 2026

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Développeur Lead / Lead Software Developer

Job Summary (French) DESCRIPTION DE POSTE - Développeur LeadEmplacement : Québec, QC; Montréal, QC ou Toronto, ONDivision : Ticketmaster NACadre hiérarchique : Directeur senior, développement logicielsModalités du contrat : Permanent, 37,5 heures par semaine The Team ...

Centric Operations Lead (Program Lead)

About the Role CentricOps is the operational function that serves Product, Experience (Design), and Engineering as one unified team. It is not a representative body for any single discipline — it works across all three, removing friction, building culture, and creating the conditions for PXE to ...

Centric Operations Lead (Program Lead)

About the Role CentricOps is the operational function that serves Product, Experience (Design), and Engineering as one unified team. It is not a representative body for any single discipline — it works across all three, removing friction, building culture, and creating the conditions for PXE to d ...

Développeur Lead / Lead Software Developer

Job Summary (French) DESCRIPTION DE POSTE - Développeur LeadEmplacement : Québec, QC; Montréal, QC ou Toronto, ONDivision : Ticketmaster NACadre hiérarchique : Directeur senior, développement logicielsModalités du contrat : Permanent, 37,5 heures par semaine The Team ...

Site Reliability Engineer

Welcome to TELUS Digital — where innovation drives impact at a global scale. As an award-winning digital product consultancy and the digital division of TELUS, one of Canada’s largest telecommunications providers, we design and deliver transformative customer experiences through cutting‑edge technology, ag ...

C++ Developer

Glint Tech Solutions is hiring a C++ Developer for Toronto, Canada!We are partnering with one of Canada's leading institutional investors to find a Senior C++ Engineer who will directly impact global trade activities and deliver long-term value to 20M+ contributors and beneficiaries. If you are passion ...

Senior Devops Engineer Contract Toronto

Overview Senior DevOps Engineer contract role at Payfare. You will join a diverse team delivering versatile and secure platform solutions that empower feature development teams to create high-quality services for customers. Responsibilities include monitoring and maintaining Payfare’s Kubernetes-b ...

Senior Software Engineer

Senior Software Engineer, Financial InfrastructureLocation:Remote (Canada) We’re looking for a Senior Software Engineer to join a correctness-critical engineering function responsible for money movement, ledgering, reconciliation, and core financial infrastructure. This is a deeply technical ...

Senior Chemical Process Engineer US or Canada

Senior Chemical Process Engineer - US or Canada Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching. One of our companies is currently looking for a Senior Chemical Process ...

Mainframe Production Support

Position Description: This role is for a highly skilled Production Support Engineer with Site Reliability Engineering (SRE) expertise, responsible for ensuring the availability, stability, performance, and resiliency of mission‑critical mainframe-based payment systems. The engineer will p ...

Senior ML Engineer: Proactive AI for User Access

Overview A leading software company in Toronto is looking for a Senior Machine Learning & AI Engineer to develop intelligence-driven user management systems. This pivotal role involves end-to-end development, data strategy, and deployment of ML models focusing on automation and predictive an ...

Senior Machine Learning Engineer – LLM’s

Senior Machine Learning Engineer – LLM’s Tech scale up developing democratized AI Technology, backed by one of the worlds leading AI investors with multiple successes & exits. You’ll have experience with LLM’s and Reinforcement learning. BA in Computer Science (Masters or P ...

Full Stack Engineer for Financial Applications

Shape the future of financial technology as a Full-Stack Engineer. Utilize your Java, Python, and React capabilities to develop applications that drive critical insights for analysts.This engineering position demands a solid background of 7+ years in full-stack development, focusing on building applica ...

Senior Machine Learning Engineer – LLM’s

Senior Machine Learning Engineer – LLM’s Tech scale up developing democratized AI Technology, backed by one of the worlds leading AI investors with multiple successes & exits. You’ll have experience with LLM’s and Reinforcement learning. BA in Computer Science (Masters or P ...

Senior ML Engineer: Proactive AI for User Access

Overview A leading software company in Toronto is looking for a Senior Machine Learning & AI Engineer to develop intelligence-driven user management systems. This pivotal role involves end-to-end development, data strategy, and deployment of ML models focusing on automation and predictive an ...

Senior Software Engineer Delivery Focus

Join the innovative team at Sentry as a Senior Software Engineer, specializing in optimizing delivery processes. Utilize your skills in Python and Docker to enhance developer productivity.In this pivotal role within the Developer Infrastructure team, you’ll contribute to shaping Sentry’s future by ensu ...

Backend Engineer Data Platforms Focus

Join our innovative team as a Backend Engineer specializing in data platforms. Utilize your skills in Java and Python to tackle complex backend issues and develop scalable solutions.This engineering role is perfect for those with at least 3 years of experience in data engineering. You'll design and opt ...

Senior Machine Learning Engineer – LLM’s

Senior Machine Learning Engineer – LLM’s Tech scale up developing democratized AI Technology, backed by one of the worlds leading AI investors with multiple successes & exits. You’ll have experience with LLM’s and Reinforcement learning. BA in Computer Science (Masters or P ...

Senior ML Engineer in AI Farm at RBC

Join RBC's innovative AI Farm as a Senior ML Platform Engineer, focusing on the development of a sophisticated GPU computing platform for machine learning applications. Enhance operations for hundreds of ML professionals.In this role, you'll be responsible for designing Kubernetes infrastructure, autom ...

Senior Rf Geolocation Engineer Toronto

OverviewStep into a pivotal role at Spire as a Senior RF Geolocation Engineer. Drive advancements in RF algorithms to optimize commercial satellite systems and enhance data accuracy. In this role, you will directly improve operational geolocation capabilities utilizing TDOA, FDOA, and AoA methodologies ...

Hybrid Senior AI Engineer at Manulife

Join Manulife as a Senior AI Engineer in a hybrid work environment, focusing on developing scalable applications and enhancing user interactions through innovative AI design.In this senior-level role with Manulife, you will leverage over 8 years of experience in software engineering to create intellige ...

Senior ML Engineer: Proactive AI for User Access

Overview A leading software company in Toronto is looking for a Senior Machine Learning & AI Engineer to develop intelligence-driven user management systems. This pivotal role involves end-to-end development, data strategy, and deployment of ML models focusing on automation and predictive an ...

Backend Engineer Data Intelligence Team

# Backend Engineer - Data Intelligence TeamAchieversFull TimemidToronto, Ontario, CAPosted 2 days ago## Resume Keywords to IncludeMake sure these keywords appear in your resume to improve ATS scoringPythonGoAPISign up free to auto-tailor your resume with all these keywords and get a higher ATS score## Job Descri ...

Software Engineer in Remote AI Team

Make a difference with Speechify as a Software Engineer in our Data-focused AI team. Contribute to scalable and efficient data collection for our award-winning text-to-speech products, all in a remote work environment.We are seeking an accomplished Software Engineer to enhance the data collection processes t ...

Machine Learning Engineer Manufacturing Focus

Transform industrial processes with machine learning as an Engineer specializing in predictive maintenance and quality optimization. Engage throughout the project lifecycle for impactful solutions.This Machine Learning Engineer position focuses on developing robust models for manufacturing applications. You ...

Data Pipeline Engineer at Spotify

Drive innovation at Spotify as a Data Pipeline Engineer in Toronto. Focus on creating powerful data infrastructure and enhancing developer workflow experiences.This position on the Platform team seeks a Data Pipeline Engineer with 3+ years of experience in data engineering or a relevant field. You will build ...

AI Startup Full Stack Engineer Toronto

Join an innovative AI technology startup in Toronto as a Full Stack Engineer. Build and maintain scalable web and mobile applications while integrating advanced AI capabilities.Our client is an AI tech startup actively seeking a Full Stack Engineer with a passion for impactful technology. You will collaborat ...

Data Pipeline Engineer at Spotify

Drive innovation at Spotify as a Data Pipeline Engineer in Toronto. Focus on creating powerful data infrastructure and enhancing developer workflow experiences.This position on the Platform team seeks a Data Pipeline Engineer with 3+ years of experience in data engineering or a relevant field. You will ...

Backend Engineer Data Intelligence Team

# Backend Engineer - Data Intelligence TeamAchieversFull TimemidToronto, Ontario, CAPosted 2 days ago## Resume Keywords to IncludeMake sure these keywords appear in your resume to improve ATS scoringPythonGoAPISign up free to auto-tailor your resume with all these keywords and get a higher ATS score## Job Descri ...

Software Engineer in Remote AI Team

Make a difference with Speechify as a Software Engineer in our Data-focused AI team. Contribute to scalable and efficient data collection for our award-winning text-to-speech products, all in a remote work environment.We are seeking an accomplished Software Engineer to enhance the data collection proce ...

Cloud Developer

Job Title: Cloud Engineer – Azure or AWS Location: Toronto, ON (once or twice a month onsite)Duration: 6+ Months (Possible Extension)Position Overview Client is seeking an experienced Cloud Engineer (Azure/AWS) to join their cloud engineering team. The ideal candidate will have strong hands‑o ...

Machine Learning Engineer Manufacturing Focus

Transform industrial processes with machine learning as an Engineer specializing in predictive maintenance and quality optimization. Engage throughout the project lifecycle for impactful solutions.This Machine Learning Engineer position focuses on developing robust models for manufacturing applications. You ...

Machine Learning Engineer Manufacturing Focus

Transform industrial processes with machine learning as an Engineer specializing in predictive maintenance and quality optimization. Engage throughout the project lifecycle for impactful solutions.This Machine Learning Engineer position focuses on developing robust models for manufacturing applications. You ...

AI Startup Full Stack Engineer Toronto

Join an innovative AI technology startup in Toronto as a Full Stack Engineer. Build and maintain scalable web and mobile applications while integrating advanced AI capabilities.Our client is an AI tech startup actively seeking a Full Stack Engineer with a passion for impactful technology. You will coll ...

Senior Data Engineer

Analytics Data Engineer – Treasury/FinanceDuration:6 monthsExtension Potential:NoFTE Conversion:NoWork Hours:9:00 AM – 5:00 PMLocation:Remote or Hybrid (must be able to visit the office for technical issues or spe ...

Database QA Automation Engineer Toronto

Database QA Automation Engineer - TorontoEngineering Toronto DescriptionVAST Data is looking for a QA Automation Engineer to join our growing team! This is a great opportunity to be part of one of the fastest-growing infrastructure companies in history, an organization that is in the center o ...

QA Automation Engineer Toronto

QA Automation Engineer - Toronto Engineering TorontoDescription VAST Data is looking for a QA Automation Engineer to join our growing team!This is a great opportunity to be part of one of the fastest-growing infrastructure companies in history, an organization that is in the center of the hur ...

Quality Assurance Specialist

TekStaff's Client has a current vacancy for a QA / QC Test Analyst / Engineer Pay Rate Range: $50 - $62 per hour Duration : This is a 4 month contract located in Toronto, ON/ Hybrid (3 days/ week) Job Description Key Accountabilities : ...

Senior QA Engineer — IP Routing & Multicast | Remote

A leading technology company in Ottawa is seeking a Senior QA Engineer to validate advanced IP routing and multicast capabilities. This hands-on role requires extensive networking experience and proficiency in Python automation. Candidates will collaborate with cross-functional teams and contribute to building a ...

Data Engineer

Nous et certains tiers sélectionnés utilisons des technologies et des outils de suivi (témoins) pour recueillir des renseignements sur votre utilisation de ce site Web. Les témoins essentiels soutiennent les fonctionnalités de base du site, la sécurité et la protection des renseignements personnels. Ils restent ...

Senior Data Engineer

Nous et certains tiers sélectionnés utilisons des technologies et des outils de suivi (témoins) pour recueillir des renseignements sur votre utilisation de ce site Web. Les témoins essentiels soutiennent les fonctionnalités de base du site, la sécurité et la protection des renseignements personnels. Ils restent ...

Data Engineer

Nous et certains tiers sélectionnés utilisons des technologies et des outils de suivi (témoins) pour recueillir des renseignements sur votre utilisation de ce site Web. Les témoins essentiels soutiennent les fonctionnalités de base du site, la sécurité et la protection des renseignements personnels. Ils restent ...

Quality Assurance Specialist

TekStaff's Client has a current vacancy for a QA / QC Test Analyst / Engineer Pay Rate Range: $50 - $62 per hour Duration : This is a 4 month contract located in Toronto, ON/ Hybrid (3 days/ week) Job Description Key Accountabi ...

Sr. SAP ETL Developer

Piper Companies is seeking an Senior SAP ETL Developer for an established construction company based in Toronto, ON. The Senior SAP ETL Developer will be responsible for designing and leading the integration of SAP and non-SAP data into a cloud-based enterprise data platform to support an ...

AI/ML Engineer

Seeking an experienced AI/ML Engineer with strong software engineering fundamentals and hands‑on machine learning expertise to design, build, and scale intelligent solutions across banking and financial services. The ideal candidate will have 3–4 years of practical AI/ML experience, the ability to lead technical ...

Digital Product Manager

Job DescriptionInsight Global is seeking a Digital Product Owner for a Big 5 banking client. This role focuses on executing and delivering on an established roadmap for a digital banking application, ensuring successful partner and technology integration with the platforms. You will lead agile teams through ...

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