211,459+ Lead Software Engineer Pythonreact Jobs in Toronto, Canada — Local Employers 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

Software Engineer II Frontend, Core Experience

Software Engineer II- Frontend, Core Experience Instacart 03 July 2025 We're transforming the grocery industryAt Instacart, we invite the world to share love through food because we believe everyone should have access to the food they love and more time to enjoy it together. Where others s ...

Senior Software Engineer Energy Systems & Sustainability

A leading clean-tech software company in Toronto is seeking a Backend Engineer to drive energy management solutions. The role requires 4+ years of experience in Golang and Python, focusing on building scalable systems with a commitment to sustainability. Responsibilities include conducting code reviews, optimizi ...

Senior Software Engineer: Own Impact & Remote

A PropTech company in Toronto is seeking a Senior Software Engineer to build and scale their SaaS platform. You will work across the full stack, contributing to both Angular and Node.js frameworks, ensuring fast deployment and customer impact. This role requires an ownership mentality and senior-level engineerin ...

Staff Software Engineer I Stream Governance

Staff Software Engineer I - Stream Governance Join to apply for the Staff Software Engineer I – Stream Governance role at Confluent. We’re not just building better tech. With Confluent, data moves in real‑time so companies can react faster, build smarter, and deliver dynamic experiences. ...

Graduate HPC Software Engineer — Rust + Python

A systematic proprietary trading firm in Toronto is seeking a Graduate Software Engineer to design and implement high-frequency trading systems. The role is ideal for recent graduates passionate about programming in Rust and Python and interested in solving complex computational problems. With a competitive sala ...

Senior Software Engineer: Health Tech Platform

A leading healthcare technology company in Toronto is seeking experienced engineers to join their team. The role involves building scalable solutions for health data storage and processing. Ideal candidates will have over 6 years of software development experience and strong coding skills in languages like Go or ...

Senior Java Software Engineer Banking Experience

Job Location Downtown Toronto (3 days work from office) Job Description As a Senior Java Software Engineer, you will be responsible for designing, developing, and maintaining high-performance applications using Java and the Spring Boot framework. You will work closely with cross-fu ...

Senior Software Engineer – IDE & Desktop Applications

Senior Software Engineer – IDE & Desktop Applications At Cognichip, we are building the next-generation IDE to empower semiconductor design engineers with a 10x productivity boost through AI-native workflows and seamless integration with high-performance simulation engines. We are seeking a ...

Software Engineer II (Salesforce Loyalty Management)

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $81,600 - $115,200 CAD This role is eligible for a discretionary variable compensation award that considers business and ...

Staff Software Engineer (Cloud CICD Platforms)

Staff Software Engineer (Cloud CICD Platforms) Requisition ID: 259094 Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture. **The Team** The Accelerator team is a group of highly skilled professionals that ensure the success of ...

Software Engineer (Capital Markets & Reference Data)

Software Engineer (Capital Markets & Reference Data) Requisition ID: 256321 Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture. **The Team** The Centralized Market Data team is accountable for providing financial market data ( ...

Software Engineer I (Java/Python/Golang)

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $69,700 - $98,400 CAD This role is eligible for a discretionary variable compensation award that considers business and i ...

Software Engineer I (Java/Python/Golang)

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $69,700 - $98,400 CAD This role is eligible for a discretionary variable compensation award that considers business and i ...

Software Engineer II (Salesforce Loyalty Management)

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $81,600 - $115,200 CAD This role is eligible for a discretionary variable compensation award that considers business and ...

Software Engineer with Talend and Python

Software Engineer with Talend and Python Requisition ID: 263473 Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture. The Senior Developer will support the Global Treasury Technology team, working onmultiple projects, partial application ...

Software Development Engineer, Amazon Customer Service

DescriptionAmazon Customer Service is transforming how we deliver exceptional experiences to millions of customers worldwide, and we're seeking a Software Development Engineer to help build the next generation of intelligent solutions. In this role, you'll design and implement features within scalable system ...

Software Development Engineer, Amazon Customer Service

DescriptionWant to build customer service experiences that resolve millions of contacts across Amazon's global marketplace? Join a team where your code directly eliminates customer friction and transforms how associates solve complex order issues. - Own and ship full-stack features end-to-end in a h ...

Sr. Software Development Engineer, Alameda Observability

DescriptionAlameda is the next generation control plane as a service operating more than 14 AWS Services. Just like EC2, EBS, and RDS modernized compute, storage and databases, Alameda provides a modernize AWS scaled and secured building blocks (API, Workflows, Telemetry...) that lets developers focus on wri ...

Software Dev Engineer , Amazon Customer Service

DescriptionAmazon is Earth's most customer-centric company, and Amazon Customer Service (CS) organization is broadly recognized as #1 both in the US and abroad. We drive innovation and customer obsession into everything we do, from intuitive self-service experiences to high-quality associate support when cus ...

Software Development Engineer, Amazon Aurora PostgreSQL

DescriptionLooking to be part of a team building hyper-scale database services in the cloud? Do you want to revolutionize the way people manage vast volumes of data in the cloud where you have direct and immediate impact on hundreds of thousands of users who use AWS database services? Aurora is one ...

Senior Software Engineer for Toast IQ

Join Toast as a Senior Software Engineer and impact the restaurant landscape. Work with the Toast IQ team to innovate and simplify restaurant management.This role calls for a skilled engineer with a minimum of 4 years’ experience in backend technologies like Java or Kotlin. You’ll mentor upcoming engineers, ...

Principal Software Engineer Multi Tenant Solutions

Lead the development of innovative cloud-native SASE solutions as a Principal Software Engineer at Kaseya. Play a crucial role in enhancing the scalability and resilience of distributed systems.Kaseya is looking for a Principal Software Engineer to focus on designing multi-tenant solutions for their SASE arc ...

Senior Network Software Engineer at Okta

Drive innovation in network engineering with Okta as a Senior Network Software Engineer. Lead critical projects to enhance identity security in a collaborative, hybrid environment.At Okta, you will join the Platform Network Engineering Team responsible for fortifying infrastructure that supports millions glo ...

Lyft's Software Engineer in Quality Engineering

Shape the future of quality engineering at Lyft as a Software Engineer. Engage in a hybrid work model while developing advanced AI tools to optimize the Rider Quality experience.In this mid-level role on the Rider Quality team, you will focus on creating automations that empower developers and improve produc ...

Lyft Ads Software Engineer Data Focus

Become a Software Engineer with Lyft Ads, focusing on backend and data engineering to advance Lyft's advertising infrastructure. Work in a hybrid environment enhancing real-world ad solutions.The role involves developing systems that facilitate real-time ad engagement and insightful data analytics. As an ear ...

Staff Software Engineer Complex Systems Focus

Become a Staff Software Engineer with a leading HR SAAS provider, focusing on shaping solutions to enhance workforce satisfaction. Lead complex projects and mentor talent in a full-time role dedicated to technical excellence.Our client, a prominent player in the HR technology sector, is hiring a Staff Softwa ...

Senior Software Engineer at Scribd, Inc.

Transform the future of content with Scribd, Inc. as a Senior Software Engineer. Leverage your Python skills to build high-performance distributed systems in a dynamic work setting.This pivotal role requires extensive experience in event-driven architecture and focuses on optimizing large-scale data services ...

Software Engineer (Metal Runtime, API & Abstractions)

Requirements If you enjoy pushing performance, working close to the metal, and designing abstractions that make complex systems usable without sacrificing control, this is your kind of role ,We welcome candidates at various experience levels for this role. During the interview proces ...

Senior / Staff Software Engineer (Motion Planning)

You will... Design and develop motion planning software and algorithms, building the brain which orchestrates decision making in dynamic, uncertain and interactive traffic scenarios. Be part of a team of multidisciplinary Engineers and Research Scientists using an AI-first approach to ...

Hybrid Staff Software Engineer (Full Stack)

Transform web development workflows as a Hybrid Staff Software Engineer with full-stack expertise. Emphasize innovative UI/UX solutions powered by AI collaboration to enhance user experience.This position requires you to architect and develop applications that facilitate seamless interactions between humans ...

Software Engineer II (Salesforce Loyalty Management)

Work Location: Toronto, Ontario, Canada Hours: 37.5 Line of Business: Technology Solutions Pay Details: $81,600 - $115,200 CAD This role is eligible for a discretionary variable compensation award that considers ...

eBay Staff Software Engineer AI Platform

Join eBay as a Staff Software Engineer focused on AI platform services in Toronto. Drive architectural innovation and enhance development workflows across the organization.This role demands a technical leader with over eight years of experience designing and operating backend systems. You will influence back ...

Product Software Senior Staff Engineer Role

Become a key player as a Senior Staff Engineer in Product Software at Equinix. Focus on developing innovative IAM solutions and ensure system reliability in the cloud.The ideal candidate will have 7+ years of experience with the Clojure programming language and a deep understanding of IAM best practices. You ...

Banyan Software Forward Deployed Engineer Role

Take on the role of Forward Deployed Engineer with Banyan Software, focusing on application modernization in a remote environment. Enhance your career by driving the integration of AI-assisted development practices.In this high-impact position, you will embed with application teams, providing technical leade ...

Software Engineer (AI First), Fleet Operations

Who We Are SWTCH is pioneering EV charging solutions for multifamily and commercial properties across North America. Since 2016, our team of entrepreneurs, energy professionals, and technologists has been focused on unlocking the social, economic, and environmental benefits of widespread EV adopt ...

Software Engineer III Global Tech Leader

Software Engineer III – Large-Scale Systems About The Role We are seeking a highly skilled Software Engineer III to design, build, and scale next-generation systems that power products used by millions of people around the globe. As a mid-to-senior level engineer, you will contr ...

Remote Software Engineer, Capital Markets & Analytics

A leading banking institution is seeking Software Engineers in Toronto who are eager to enhance capital markets products and analytics. The role involves developing solutions, working in Agile teams, and using modern technologies. Ideal candidates have at least 4 years of experience with languages like Java or P ...

Staff Software Engineer: Platform & AI Architect

A leading software company in Toronto is seeking a Staff Engineer to shape its technical direction and influence various strategic areas. The role involves navigating complex problems, championing systemic improvements, and upholding engineering standards. Candidates should have over 10 years of experience in so ...

Software Engineer 5 Global Tech Leader

Software Engineer V – Global Scale Systems The Challenge Billions of people rely on our systems every day — to connect, to create, to work, to play. Each millisecond of latency matters. Each system outage ripples across the globe. As a Software Engineer V , you won’t just write cod ...

Sr. Software Engineer AI Tech Leader

Software Engineer V – Global Scale Systems The Challenge Billions of people rely on our systems every day — to connect, to create, to work, to play. Each millisecond of latency matters. Each system outage ripples across the globe. As a Software Engineer V , you won’t just write cod ...

Principal Software Engineer Fintech Global Leader

Principal Software Engineer – FinTech at Global Scale The Challenge Every second, billions of dollars move across the globe. Behind those transactions are systems that must be secure, lightning fast, and highly reliable . As a Principal Software Engineer , you’ll design an ...

Principal Software Engineer: Global Fintech Payments

A global fintech leader is seeking a Principal Software Engineer to lead the design of high-scale systems that facilitate global transactions. With over 10 years of experience in building distributed systems and expertise in Java, C++, or Python, candidates will be responsible for mentoring engineers and ensurin ...

Senior Software Engineer Global Scale Systems

A global staffing and consulting firm is seeking a Software Engineer V to design architectures that support systems for billions. You will focus on high-traffic services, mentoring engineers, and influencing product strategies. Ideal candidates have expertise in modern programming languages such as Python and Ja ...

Staff Software Engineer, Modeling Platform (Remote)

A leading technology firm in Toronto is seeking a Staff Software Engineer to lead the technical strategy for a modeling platform. This role involves designing scalable distributed systems and making impactful technical decisions. The ideal candidate will have over 8 years of software engineering experience, with ...

Principal Software Engineer Fintech Global Leader

Principal Software Engineer – Global Fintech About The Role We are seeking an accomplished Principal Software Engineer to lead the design and development of mission‑critical financial platforms. In this role, you will architect scalable, secure, and high‑performance systems that ...

Senior Software Engineer, AI Inference Systems

We are seeking highly skilled and motivated software engineers to join us and build AI inference systems that serve large-scale models with extreme efficiency. You’ll architect and implement high-performance inference stacks, optimize GPU kernels and compilers, drive industry benchmarks, and scale workload ...

Senior Software Engineer, Frontend (AI Agent)

Are you ready to redefine the future of work with cutting-edge AI? At Cresta, we're on a groundbreaking mission to supercharge the effectiveness of knowledge workers, making them 100x more productive, 10x faster, and 10x better. Responsibilities: Play a substantial role in the Cresta Vir ...

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, l ...

Automation QA Engineer for Software Testing

Become an Automation QA Engineer focusing on high-quality software delivery through automation. Your skills in automated test frameworks will be essential for our projects.This role requires expertise in developing and executing automated test scripts. You will be responsible for regression, functional, and ...

Sanofi Staff Software Engineer in AI

Become a Staff Software Engineer focusing on AI at Sanofi in Toronto, ON. Shape the future of drug discovery through AI-driven insights and solutions.In this pivotal role, you will be a key player in developing enterprise-level AI products tailored for research and development uses. You'll set technical stra ...

🚀 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 Toronto Job Search Guide, Trends and Insights