542,205+ Lead Fullstack Engineer Python Fastapi Jobs in Canada — Top Companies Hiring June 2026

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Python Developer

Job DescriptionInsight Global is seeking a Senior-level Back-end Developer for a top retail and consumer technology client. This individual will own and scale backend services supporting store-facing iOS applications used daily by in-store employees. The role focuses on building reliable, scalable, and secur ...

Back End Developer CN

We are looking for a Backend Developer to design, build, and maintain the server-side logic of our applications. You will be responsible for ensuring high performance, scalability, and security of the back-end services, while integrating with front-end and third-party systems. This role involves pr ...

Back End Developer CN

We are looking for aBackend Developerto design, build, and maintain the server-side logic of our applications. You will be responsible for ensuring high performance, scalability, and security of the back-end services, while integrating with front-end and third-party systems. This role involve ...

Engineering Manager, Product Engineering

Role Overview As a Engineering Manager, Product at Harvey, you’ll play a pivotal role in shaping the foundation of our product platform while directly building user-facing features for some of the world’s leading law firms and enterprise customers. This team owns and operates the platform layer that enables secu ...

Software Engineer, Full Stack Applications (Toronto)

Software Engineer, Full-Stack Applications (Toronto) Requisition ID: 49452 Business Unit: Fitch Ratings Category: Information Technology Location: Toronto, ON, CA Date Posted: Feb 11, 2026 Software Engineer, Full-Stack Applications – Ratings Technology </h ...

Software Engineer

About LandSeed LandSeed is a non‑profit committed to reimagining entry‑level housing for future generations. Our goal is to create inclusive communities where homeownership is accessible for all, and everyone has the opportunity to build a stable, fulfilling future. At LandSeed, we create solutio ...

Software Engineer – Microsoft Product Specialist

Software Engineer – Microsoft Product Specialist Join to apply for the Software Engineer – Microsoft Product Specialist role at Invictus Accounting Group LLP This role offers a base pay range of CA$70,000.00/yr – CA$100,000.00/yr, with compensation adjusted to your experienc ...

Senior Machine Learning Engineer

Senior Machine Learning Engineer Location: Toronto, ON (Hybrid - 3 days/week)We are seeking a Senior Machine Learning Engineer to design, build, and deploy scalable machine learning solutions that drive business impact across a variety of use cases.You will work closely with data scientists, ...

Software Engineer – Microsoft Product Specialist

Software Engineer – Microsoft Product Specialist Join to apply for the Software Engineer – Microsoft Product Specialist role at Invictus Accounting Group LLP This role offers a base pay range of CA$70,000.00/yr – CA$100,000.00/yr, with compensation adjusted to your experienc ...

SR AI Developer/Full Stack

Sales Superstar AI Full Time Toronto, ON Hybrid $115,000 - $130,000 CAD per year TheSenior AI Developer/Full Stackis a hands‑on role within theSalesSuperStar AIteam, focused on building the core systems that power our AI‑driven Custom Agent and integrated Light CRM platfor ...

Harvey Engineering Manager: AI Driven Focus

Elevate your career by leading product engineering at Harvey, developing systems for AI-powered legal tools. As Engineering Manager, you’ll balance technical guidance with hands-on coding to deliver user-driven innovations.With over 6 years of experience in fullstack or backend development and at least 2 yea ...

Harvey Engineering Manager: AI Driven Focus

Elevate your career by leading product engineering at Harvey, developing systems for AI-powered legal tools. As Engineering Manager, you’ll balance technical guidance with hands-on coding to deliver user-driven innovations.With over 6 years of experience in fullstack or backend development and at least 2 yea ...

Harvey Engineering Manager: AI Driven Focus

Elevate your career by leading product engineering at Harvey, developing systems for AI-powered legal tools. As Engineering Manager, you’ll balance technical guidance with hands-on coding to deliver user-driven innovations.With over 6 years of experience in fullstack or backend development and at least 2 yea ...

Full Stack Engineer

This range is provided by Alexander Chapman. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $180,000.00/yr - $260,000.00/yr Full-Stack Engineer at Alexander Chapman We’re representing a fast-growing, Y Com ...

Staff Software Engineer

About Saris AI We're a San Francisco & Montreal based applied AI startup that's building the future of work in the banking industry. We are tackling a $100 billion/yr problem, doubling every quarter and pushing the boundaries of what’s possible with multi-turn AI agentic systemsOur goal is to tackle th ...

Backend Developer (Remote, Canada)

This range is provided by Amuse. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range$85,000.00/yr - $105,000.00/yr Amuse is a platform that helps people discover local arts and culture. Think of it as your personal travel guide: but inste ...

Full Stack Python Software Developer

Excel as a Full Stack Python Developer at Fulfillment IQ in Toronto. In this versatile role, develop Python applications and cloud solutions while enjoying flexible work conditions.This full-time opportunity combines your skills in Python, React, and cloud technologies to create robust applications tai ...

Tech Lead

Get AI-powered advice on this job and more exclusive features. Rockstar is recruiting on behalf of a client that is building an AI-native operating system for wealth management. This client enables Registered Investment Advisors (RIAs) to deliver holistic financial advice through a single platform. ...

Concepteur ATE Python / Python ATE Developer

Joignez-vous à Syntronic : Là où votre innovation façonne l’avenir Chez Syntronic, nous ne nous contentons pas de suivre les tendances de l’industrie, nous les définissons ! Joignez‑nous à notre équipe pour vous associer à des entreprises visionnaires et aux esprits les plus brillants qui transfo ...

Concepteur ATE Python / Python ATE Developer

Joignez-vous à Syntronic : Là où votre innovation façonne l’avenirJoin Syntronic: Where Your Innovation Shapes the Future Chez Syntronic, nous ne nous contentons pas de suivre les tendances de l’industrie, nous les définissons ! Joignez‑nous à notre équipe pour vous associer à des entreprise ...

Full Stack Developer with AI Focus

Shape next-gen applications as a Full Stack Developer focusing on AI technology. In this remote role, you'll design high-scale systems and integrate cutting-edge AI workflows.Bringing 5-10 years of full stack experience, you will manage API development and work closely with AI/ML specialists. Proficiency in ...

Staff Software Developer, Backend Architect

Join Dialogue as a Staff Software Developer focusing on backend architecture. Help revolutionize virtual care through innovative system designs and advanced automation projects.As part of the Provider Experience group, you will oversee major technical initiatives and collaborate closely with the AXe Team. Yo ...

Backend Software Architect at Parallels

Join Parallels as a Backend Software Architect, crafting resilient cloud solutions that enhance productivity across various devices. Lead the architectural vision and design scalable systems.As a Staff Backend Developer, your role will involve setting strategic directions for backend architecture, focusing o ...

Full Stack Developer with AI Focus

Shape next-gen applications as a Full Stack Developer focusing on AI technology. In this remote role, you'll design high-scale systems and integrate cutting-edge AI workflows.Bringing 5-10 years of full stack experience, you will manage API development and work closely with AI/ML specialists. Proficiency in ...

Backend Software Architect at Parallels

Join Parallels as a Backend Software Architect, crafting resilient cloud solutions that enhance productivity across various devices. Lead the architectural vision and design scalable systems.As a Staff Backend Developer, your role will involve setting strategic directions for backend architecture, focu ...

Software Frontend UI Engineer

Software Frontend UI Engineer (Toronto) - Ratings Technology Fitch Ratings is seeking a Software Engineer to join our global Ratings Technology team in Toronto. You’ll build and maintain mission‑critical full‑stack applications that power how a world‑leading credit ratings agency delivers i ...

Member of Technical Staff Backend Software Engineer

Learning fast is an engineer’s superpower in the AI era. About Us:Viggle AI is a startup backed by top-tier investors such as a16z and TSFV. At the forefront of the GenAI revolution, we specialize in controllable video generation for content creators, offering advanced technology that empowers creators ...

Lead Engineer

Description : Lead Engineer Jonas Software - C&R SoftwareRemote Canada Compensation & Role Details:Expected Salary Range: The expected base salary range for this role is between $90,000 - $11 ...

Senior Python Developer

Senior Python Developer (CREQ )5+ years of hands on experience building an enterprise scale highly componentized application using Python, FastAPI. Must have strong Python programming concepts and hands on experience in application development. Experience working with CI/CD pipelines, Kubernetes and ot ...

Tech Lead

Get AI-powered advice on this job and more exclusive features. Rockstar is recruiting on behalf of a client that is building an AI-native operating system for wealth management. This client enables Registered Investment Advisors (RIAs) to deliver holistic financial advice through a single platform. ...

Software Engineer, Full Stack Applications (Toronto)

Software Engineer, Full-Stack Applications – Ratings Technology Location: Toronto Fitch Ratings is seeking a Software Engineer to join our global Ratings Technology team in Toronto. You'll build and maintain mission‑critical full‑stack applications that power how a world‑leading credit ra ...

Founding AI Engineer / CTO

About the job Founding AI Engineer / CTOWe don't want a VP. We seek a true technical co-founder —the 0-1 architect who will build the AI core and own it end-to-end. You'll trade corporate predictability for foundational upside: substantial founder equity, a founder stipend, and 100% technical ownership ...

Senior Software Development Engineer, Agentic AI

## Senior Software Development EngineerApplyremote type: Flexlocations: Canada, ON, Toronto: Canada, BC, Vancouvertime type: Full Timeposted on: Posted Yesterdayjob requisition id: JR- **Your work days are brighter here.**We’re obsessed with making hard work pay off, for our people, our customers, an ...

Senior Software Development Engineer, Agentic AI

## Senior Software Development EngineerApplyremote type:Flexlocations:Canada, ON, Toronto:Canada, BC, Vancouvertime type:Full Timeposted on:Posted Yesterdayjob requisition id:JR- **Your work days are brighter here.**We’re obsessed with making hard work ...

Software Engineer I

Our Values We Are Challengers We lead the way. We disrupt the industry by thinking differently, moving quickly, and taking ownership. We operate with a startup mentality and believe in building and investing in our own infrastructure, and our people. We Are United We opera ...

Software Engineer I

Our Values We Are ChallengersWe lead the way. We disrupt the industry by thinking differently, moving quickly, and taking ownership. We operate with a startup mentality and believe in building and investing in our own infrastructure, and our people.We Are UnitedWe operate as one tea ...

Lead Engineer

Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Qualifications good years ...

Lead Engineer

Requirements Proven experience delivering and operating complex, large-scale systems (distributed/high-availability environments), with strong fundamentals and the ability to ramp quickly across adjacent technologies (we’re tech-stack agnostic) You bring a growth mindset and a pas ...

Engineer Lead

CAP Engineering is a multidisciplinary engineering firm delivering practical, high-quality solutions across Western and Northern Canada. With a strong presence in the Yukon, our Whitehorse office supports civil infrastructure, energy, and northern development projects with a focus on constructability, adap ...

Lead Engineer

Closing date: June 1, 2026 - 23:59, Pacific Time Selection process number 26-DND-EA-RCN- Salary $117,820 to $137,411 Level EN-ENG-04 Who can apply Persons residing in Canada, and Canadian citizens and permanent residents abroad. ...

Lead Engineer

Company Description Veolia Group is a global leader in environmental services, operating across all five continents with nearly 218,000 employees. Specializing in water, energy, and waste management, Veolia Group designs and implements innovative solutions for decarbonization, depollution, and re ...

Lead Engineer

Requirements Proven experience delivering and operating complex, large-scale systems (distributed/high-availability environments), with strong fundamentals and the ability to ramp quickly across adjacent technologies (we’re tech-stack agnostic) You bring a growth mindset and a pas ...

Lead Engineer

Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Qualifications good years ...

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