599,054+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

Professional job seekers finding Canada jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

Amazon Software Engineer for Ad Tech

Join Amazon in Toronto as a Software Development Engineer specializing in measurement and ad technology. Collaborate on innovative solutions that enhance campaign effectiveness through advanced metrics.In this pivotal role as Software Development Engineer II, you’ll focus on creating scalable architectures t ...

AI Focused Senior Software Development Engineer

Join Dialpad as a Senior Software Development Engineer in Test to enhance our AI Voice Agent capabilities. Ensure high-quality automation in a forward-thinking tech environment.In this Kitchener-based role, you will lead the development of robust testing frameworks for Dialpad's innovative AI solutions. Your ...

Senior Software Engineer | Upto $70/hr

We’re looking for experienced Software Engineers to complete Coding tasks in a variety of Enterprise Languages. Target DomainsSystems + Build Toolchains : C, Rust Enterprise JVM / Build Ecosystems : C#, Kotlin, Scala, Swift Production Web + Ops Scripting : Ruby, PHP, Perl Scientific / Quant Computing : ...

Senior Software Engineer for Security Systems

Elevate your career as a Senior Software Engineer focused on security systems development. Master the Open Wallet Foundation ACA-PY and enhance credential exchange protocols for maximum security.In this key role, you will implement crucial features for credential lifecycles while building secure APIs t ...

Senior Software Engineer Full Stack Role

Embrace your potential as a Senior Software Engineer at TRM Labs in San Francisco, where you’ll develop cutting-edge solutions for security and crime prevention in a collaborative hybrid environment.You’ll play a vital role in our Full-Stack Product Engineering team, focusing on reliable software devel ...

Advanced UI Presentation Software Engineer – FC

Description & Requirements Electronic Arts creates next-level entertainment experiences that inspire players and fans around the world. Here, everyone is part of the story. Part of a community that connects across the globe. A place where creativity thrives, new perspectives are invited, and ideas matter. A team ...

Senior Software Engineer, APIs Vancouver, BC

OverviewAt Asana, we believe AI represents the future of work, and APIs are at the heart of how AI connects with the tools where work happens. As a Software Engineer on our API and Developer Platform team in Vancouver, you will help make our developer platform come to life for AI, owning the gateways t ...

Senior Software Engineer, Billing at StackAdapt

About the RoleSenior individual contributor on the Billing team responsible for building and maintaining billing infrastructure, payment gateway integrations, invoicing and tax systems for StackAdapt's platform. Key ResponsibilitiesDesign, improve, and debug complex scalable backend systems. ...

Apple UI Software Engineer in Vancouver

Shape the future of internal tools as a UI Software Engineer with Apple in Vancouver, BC. Apply your substantial knowledge in HTML, CSS, and JavaScript across various frameworks to create seamless developer workflows.In this role, you'll focus on both immediate enhancements and long-term innovations. B ...

Senior Software Engineer – Java Full Stack

Senior Software Engineer – Java Full Stack We are seeking a Senior Software Engineer to design and build resilient enterprise services and web applications in a hybrid work environment. This role focuses on developing secure, scalable solutions using Java, Spring Boot, JavaScript, SQL, and AWS. The ideal candida ...

Staff Site Reliability Engineer, Energy Software

What To Expect Tesla is looking for a Site Reliability Engineer to build, enhance, and scale the infrastructure that underpins our Energy IoT applications. These applications provide real-time monitoring, optimization, and control for Tesla’s industry‑leading energy products, including Powerwall, Megapack, Solar ...

Senior Software Engineer in AI Technology

Lead AI advancements with Keebo as a Senior Software Engineer. Focus on data engineering and MLOps in an innovative, fully remote environment.Join Keebo's dynamic team as a Senior Software Engineer specializing in AI and data engineering solutions. Your role emphasizes developing an AI/ML platform that ...

Dev Tools Software Engineer at Homebase

Empower engineers at Homebase as a Dev Tools Software Engineer specializing in Infrastructure. Build tools that streamline processes and elevate the overall developer experience.Join the platform infrastructure team, focusing on creating internal tooling and automation that drives software delivery. Yo ...

Software Engineer Cloud Environment at Moneris

Drive innovation in payment solutions as a Software Engineer at Moneris in Toronto. This role emphasizes cloud-based application development using modern technologies.As a Software Engineer, you will utilize your 3-5 years of experience to build scalable applications in a full-stack environment. Engage ...

Principal Software Engineer (Full Stack JavaScript)

The Role We are seeking a Principal Software Engineer (Full-Stack JavaScript) to lead technical direction and delivery within Morningstar’s Central Technology Web Development team, supporting the evolution of our Corporate Marketing digital ecosystem. This is a hybrid position (4 days in-office) based in Toronto ...

Senior Software Engineer – Transforming Transit (Vancouver)

Shape the future of public transit at Swiftly as a Senior Software Engineer focused on IoT and edge devices. Collaborate to develop cutting-edge solutions that enhance service delivery. At Swiftly, we are looking for a Senior Software Engineer to improve transportation management with cutting-edge IoT technology ...

Junior Software Engineer bij Van Hoecke

Start je carrière bij Van Hoecke als Junior Software Engineer. Speel een cruciale rol in het ontwikkelen van online software en geavanceerde besturingssystemen voor onze machines.Als Junior Software Engineer ben je betrokken bij het volledige ontwikkelingsproces, van analyse tot programmatie en testing ...

Senior Engineer in Qualcomm AI Software

Join Qualcomm as a Senior Engineer specializing in advanced AI software development focused on deep neural networks. Help shape the future of intelligent systems.At Qualcomm Canada ULC, you will work with our Machine Learning Engineering group to develop high-quality software for our Qualcomm AI Engine. Your ...

Senior Backend Software Engineer (.NET + SQL)

Senior Backend Developer – Vancouver, Canada We are seeking a highly skilled Senior Backend Developer to join our team in Vancouver, Canada. This role is pivotal to supporting and enhancing the CATI platform while addressing client‑driven change requests and improving system architecture. ...

Senior Software Engineer Fitch Group Toronto

Step into a senior role with Fitch Group as a Lead Software Engineer in Toronto, where innovation meets finance. Be at the forefront of building impactful software solutions in a hybrid setting.As part of the Technology & Data Team, your role includes designing applications that facilitate data analytics and ...

Staff Silicon Validation Software Engineer 17309

We Are: At Synopsys, we drive the innovations that shape the way we live and connect. Our technology is central to the Era of Pervasive Intelligence, from self-driving cars to learning machines. We lead in chip design, verification, and IP integration, empowering the creation of high-performance silicon chips an ...

Sr. Software Engineer (Python + PySpark + Java)

At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside ...

Rush Street Interactive Senior Software Engineer

Become a Senior Software Engineer at Rush Street Interactive, specializing in frontend and mobile application development. Focus on performance optimization and event orchestration.In this challenging role, you will contribute to disrupting the online gaming industry by developing scalable frontend sol ...

Senior / Staff Software Engineer, Simulation Platform

Waabi, founded by AI visionary Raquel Urtasun, is the leader in Physical AI. With a world-class team, we're unlocking the next era of autonomous transportation with technology that's powering commercial autonomous trucks and robotaxis. Waabi is backed by and partners with world leaders in AI, automotive, logisti ...

Software Engineer for Reddit Ads Team

Elevate your engineering career at Reddit by becoming a software engineer for our Ads team. Work in a flexible environment while engaging with technologies like Go, Python, and Scala.In this mid-level backend position, you'll focus on building scalable infrastructure for Reddit's advertising platform. ...

Full Stack Software Engineer at Landmark

Embark on a challenging journey as a Full Stack Software Engineer at Landmark, where you contribute to cloud-native solutions for the energy sector. This role involves ownership of multiple technology stacks.In this position at Landmark, you will engage in the entire development cycle, delivering robus ...

Senior Software Engineer (C++ and C#)

Senior Software Engineer (C++ and C#)Location: Calgary, Canada, and Houston, Texas Employment Type: Full-time (Hybrid – 3 days a week in office) Salary Range (Houston, TX only): $124,200 - $207,000 USD. Join AVEVA’s Enterprise SCADA (LMS) team as a Senior Software Engineer. You’ll help build and enhanc ...

Senior Software Engineer in Digital Modernization

Drive innovation as a Senior Software Engineer in Digital Modernization, focusing on secure, scalable cloud-native applications. Utilize your development expertise to enhance team capabilities in an agile setup.You will play a crucial role in designing and delivering modern web applications while mento ...

Associate Software Engineer Enterprise Automation Team

About This Team The Enterprise Automation team is focused on elevating the organization by removing repetitive, manual work and enabling teams to operate more efficiently through intelligent automation. We deliver scalable, secure, and well‑governed automation solutions across the enterprise, primarily using UiP ...

Principal Software Engineer, AI (Web & Data)

RequirementsExperience: 8–10 years in software engineering, specializing in SaaS platform architecture and distributed systems design Leadership & Advocacy: Excellence in technical diplomacy and stakeholder influence. Proven ability to translate complex AI/Data roadmaps into business value while mentor ...

Senior Software Engineer, AI Framework & Services

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real‑world stakes. We are ...

Senior Software Engineer in Gaming Innovations

Drive gaming innovation as a Senior Software Developer, creating resilient systems for gaming operations. Collaborate with various teams to deliver scalable, high-quality solutions.We are looking for a skilled Senior Software Developer to join our team and innovate within the gaming sector. You’ll play ...

Senior Staff Software Engineer, Data Delivery

StackAdapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision. With 465 billion automated optimizations per second, the AI‑powered StackAdapt Marketing Platform seamlessly connects brand and performance marketing to drive measurable results across the ...

Senior Software Engineer for Banking Applications

Take on a pivotal role as a Senior Software Engineer with our bank client, focusing on innovative software solutions. Your expertise in Java, OpenShift, and AWS will be crucial for success.We are seeking a Senior Software Developer to lead the development of enterprise-scale applications and oversee co ...

Mississauga Software Engineer: Full Lifecycle Role

Shape the future of technology as a Software Engineer in Mississauga, Ontario. This full-time role focuses on developing high-performance software solutions through all lifecycle stages.In this permanent position, you will lead and coordinate the development and integration of computer-based systems. Y ...

Gameplay Software Engineer EA Sports FC

Electronic Arts creates next‑level entertainment experiences that inspire players and fans around the world. Here, everyone is part of the story. Part of a community that connects across the globe. A place where creativity thrives, new perspectives are invited, and ideas matter. A team where everyone makes play ...

Senior Software Engineer AI Core (Python)

Your work days are brighter here.We’re obsessed with making hard work pay off, for our people, our customers, and the world around us. As a Fortune 500 company and a leading AI platform for managing people, money, and agents, we’re shaping the future of work so teams can reach their potential and focus ...

Cloud Focused Senior Software Engineer Role

LRO Staffing is seeking a Senior Software Engineer in Ottawa specializing in cloud technologies. This hybrid position focuses on backend engineering and microservices.Your role will include leading the development of scalable architectures and serverless solutions on AWS, as well as mentoring junior de ...

Senior Software Engineer for Insurance AI

Shape the future of insurance technology as a Senior Software Engineer in Canada. In this remote role, you'll work on AI-powered systems that enhance workflow efficiency and decision-making.We are searching for a Senior Software Engineer with expertise in full-stack development and AI/ML systems. Your ...

Software Engineer, Ads Remote Ontario, Canada

Reddit is a community of communities built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 126 million daily ...

Software Engineer Cloud Environment at Moneris

Drive innovation in payment solutions as a Software Engineer at Moneris in Toronto. This role emphasizes cloud-based application development using modern technologies.As a Software Engineer, you will utilize your 3-5 years of experience to build scalable applications in a full-stack environment. Engage with ...

Senior Software Engineer Full Stack .NET

Who We Are Bankjoy is a Y Combinator and Bessemer Venture Partner backed FinTech startup. We are changing the way community banks and credit unions do business, enabling them to become tech-driven and digital first. Bankjoy provides modern digital banking products including mobile bankin ...

Staff Site Reliability Engineer, Energy Software

What To Expect Tesla is looking for a Site Reliability Engineer to build, enhance, and scale the infrastructure that underpins our Energy IoT applications. These applications provide real-time monitoring, optimization, and control for Tesla’s industry‑leading energy products, including Powerwall, ...

Senior Software Engineer Vector Search Elasticsearch

Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of businesses and people. The Elastic Search AI Platform, used by more than 50% of the Fortune 500, brings together the precision of search and the intelligence o ...

Staff Software Engineer New Toronto, Ontario

Job Summary This role is responsible for leading the design and evolution of enterprise‑grade cloud infrastructure that underpins a large‑scale data platform on AWS. As a Staff Engineer, you will define architectural standards, ensure alignment with security and compliance requirements, and enable multiple teams ...

Senior Software Engineer, AI (C#, Cloud)

# **Our Privacy Statement & Cookie Policy*** Optimize LLMs and ML models for high-performance inference using techniques such as quantization, pruning, distillation, and hardware specific tuning* Deploy and scale inference workloads on GPUs across AWS, Azure, GCP and internal Kubernetes clusters, ensuring predic ...

Sr. Backend Software Engineer, Machine Learning

About the Role Our Machine Learning Team is developing next-generation AI capabilities for Highspot’s leading sales enablement platform. We stay at the forefront of machine learning research, continuously improving our models and algorithms through collaboration with product and data science teams. Our mission i ...

Software Engineer II, Backend (Merchant Advocacy)

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.The Merchant & Partner Lifecycle (M&PL) team is at the front‑line of affirm’s architectural transformation. We are addressing criti ...

Software Development Engineer 2, Trust Platform

OverviewJob Description: At Remitly, we believe everyone deserves the freedom to access, move, and manage their money wherever life takes them. Since 2011, we've tirelessly delivered on our promise to customers sending money globally, providing secure, simple, and reliable ways to manage their money, e ...

Senior Software Engineer Content Platforms Engineering

About the RoleTubi's content platform is the engine behind one of the largest free streaming services in the world. Every play, every deal, every creator, every frame of video flows through systems CPE owns, and the surface area is enormous. Distributed services running on the hottest path of Tubi's tr ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

    Lead Software Engineer Pythonreact Jobs in Canada Job Search Guide, Trends and Insights