184,189+ 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

Lead Monitoring Software Engineer at Centah

Join Centah as a Lead Monitoring Software Engineer and craft a reliable SaaS platform for home improvement businesses. Leverage your experience with Ruby on Rails and APIs to drive innovative solutions.In this pivotal role, you will shape the future of a scalable, market-wide SaaS platform for Centah, ...

Machine Learning Software Engineer Team Lead

Job Description RBC Borealis is at the forefront of artificial intelligence research and development, driving the innovative edge for the Royal Bank of Canada (RBC). Our team is dedicated to advancing the science of AI, delivering cutting-edge solutions that create substantia ...

Lead Software Engineer | $100/hr Max

About The Job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey. Position Details Position: </b ...

Lead Software Engineer for AI Platforms

Step into a leadership role as a Lead Software Engineer focusing on Kubernetes in the development of AI platforms. Make significant contributions to shaping an innovative operating system.This position calls for high-level expertise in systems development, particularly in Kubernetes. You will take ownership ...

Lead Software Engineer Cloud Card Development

Assume the role of Lead Software Engineer focused on cloud-based solutions for card technologies. Join a hybrid work environment and drive backend development that enhances customer experiences.In this technical leadership position, you'll guide the design and development of innovative applications for inter ...

Lead Quality Software Engineer in Toronto

Enhance quality processes with Hitachi Rail as a Lead Quality Software Engineer in Toronto, Ontario. This hybrid role focuses on engineering quality and team empowerment.As a Lead Quality Software Engineer, you'll drive quality maturity practices and support operational teams in managing quality effectively. ...

Lead Software Engineer for Airport Technology

Elevate airport inspection systems as a Lead Software Engineer at Illuminex AI. Utilize your software skills to implement robust inspection automation solutions worldwide.In this senior role, you will manage the full lifecycle of the InspectEx software, ensuring high-quality deployment in operational environ ...

Lead Quality Software Engineer in Toronto

Elevate quality assurance management as a Lead Software Engineer in Toronto, Ontario. This hybrid role focuses on engineering excellence, process improvement, and effective training.We are seeking an experienced quality leader with over ten years in engineering or quality assurance, preferably in the railway ...

Lead Software Engineer at Consulting Firm

Elevate your career as a Lead Software Engineer in a consulting firm based in Toronto. Focus on driving software solutions and integrating complex systems in a full-time capacity.This role requires detailed coordination of system development and functionality definition while optimizing architecture through ...

Lead Software Engineer for AI Solutions

Shape the future of fleet management with Element as a Lead Software Engineer specializing in AI-assisted solutions. Drive end-to-end delivery of innovative applications and enhance client experiences.In this pivotal role in Toronto, you will guide dynamic development teams. Your expertise in backend enginee ...

Lead Software Engineer for HR SAAS

Elevate technical success at a leading HR SAAS firm as a Lead Software Engineer. Utilize your Python and Go expertise to enhance employee satisfaction and retention.In this full-time, permanent role, you will oversee large-scale projects and define the technical vision while ensuring top-quality code. Your r ...

Banyan Software Forward Deployed Engineer Lead

Join Banyan Software as a Forward Deployed Engineer Lead, working remotely to drive application modernization and define best practices. Engage in deep technical leadership and assist teams in adopting cloud-native solutions.This critical role demands a full-stack software engineer with advanced skills in cl ...

Lead Principal Software Engineer at Okta

Join Okta as a Principal Software Engineer focusing on AI infrastructure transformation and data engineering. Collaborate on the evolution of hybrid digital ecosystems that prioritize real-time data flows and AI-driven solutions.This leadership role requires extensive software engineering experience, particu ...

Lead Software QA Engineer at Everflow

Drive quality assurance initiatives as a Lead Software QA Engineer at Everflow. Oversee the automation roadmap while working on our innovative SaaS Partner Marketing platform.In this Senior SDET position, your expertise will guide the development of a robust quality assurance framework. You will be an essent ...

Lead Software Engineer with G Adventures

Explore a new opportunity as a Lead Software Engineer at G Adventures. Your technical skills will shape the development of groundbreaking applications tailored for travelers around the world.In this leadership role, you'll oversee the technical aspects of software projects, ensuring alignment with user needs ...

Lead Software Engineer in AI Development

Transform professional workflows as a Lead Software Engineer at Thomson Reuters, focusing on AI-driven systems. Embrace a dynamic role that combines innovation with Python backend engineering in a hybrid work setting.As a Lead Software Engineer specializing in AI, you'll be critical to developing intelligent ...

Lead Software Engineer in Capital Markets

Elevate your career as a Lead Software Engineer in Toronto, ON, with a focus on capital markets. Leverage your 10+ years of experience in enterprise level applications and trading workflows in a hybrid environment.This role requires extensive knowledge in building and maintaining financial systems. You’ll wo ...

Lead Software Engineer at Haventree Bank

Become a Technical Lead at Haventree Bank, where you will lead a team dedicated to creating financial solutions on web, iOS, and Android platforms. This role combines leadership, engineering, and a hands-on approach to product development.In this pivotal role, you will guide a team of skilled engineers in de ...

Lead Software Engineer, Public Markets Technology

Purpose. Performance. People. Joining CPP Investments means joining one of the world’s most admired and respected institutional investors to drive a single mandate: to deliver strong, sustainable returns for generations of Canadians. With a long‑term horizon and global reach, we deploy capital at scale acr ...

Lead Software Engineer at CPP Investments

Become a key driver in technology and data initiatives at CPP Investments as a Lead Software Engineer. Collaborate with a talented team and support innovative solutions for public markets. In this pivotal role, you will harness your skills in software development and engineering excellence to impact busines ...

Lead Software Engineer AI (Materia AI)

This posting is for proactive recruitment purposes and may be used to fill current openings or future vacancies within our organization.Lead Software Engineer - AI (Materia AI)Are you excited about building AI-driven software that redefines how professionals work? Join a dynamic and highly skilled tea ...

Lead Monitoring Software Engineer at Centah

Join Centah as a Lead Monitoring Software Engineer and craft a reliable SaaS platform for home improvement businesses. Leverage your experience with Ruby on Rails and APIs to drive innovative solutions.In this pivotal role, you will shape the future of a scalable, market-wide SaaS platform for Centah, a part ...

Lead AI Software Engineer in Vancouver

Pioneer AI solutions as a Senior Software Engineer in Vancouver, Canada, focusing on building cutting-edge production-grade systems for B2B sales. You'll significantly shape the future of competitive AI insights for sales teams.This role at a Series B company involves leading the development of the innovativ ...

Observability Lead Software Engineer Role (Toronto)

Take the lead in observability engineering at Waabi as a Software Engineer focused on SRE practices. Design and optimize systems that ensure the health of autonomous technology solutions. Waabi is at the forefront of transforming autonomous transportation, and this role demands a blend of software e ...

Hybrid Lead Software Engineer at KORE

Explore an exciting opportunity as a Lead Software Engineer with KORE Solutions. This hybrid role combines technical leadership with hands-on development in a collaborative setting.As a key player in our engineering team, you will oversee the design and delivery of innovative software solutions that align wi ...

Lead Software Engineer for Ingestion & Indexing

Thomson Reuters is looking for a Staff Software Engineer to lead the ingestion and indexing operations within our search platform. Play a vital role in managing high-volume document processing while ensuring performance and reliability.As a technical anchor, you'll focus on designing and implementing systems ...

Thomson Reuters Lead Software Engineer, AI

Become a vital part of Thomson Reuters as a Lead Software Engineer focusing on AI. Drive forward innovative solutions while enjoying the benefits of a flexible hybrid work model tailored for optimal performance and engagement.We are looking for a motivated individual with significant experience in AI and Mac ...

Technical Lead Software Engineer at Pebl

Become a Technical Lead Software Engineer at Pebl, focusing on scalable solutions using technologies like React JS and AWS. Your work will significantly enhance user retention and engagement.Pebl is looking for a Technical Lead to guide its Engineering team. In this influential position, you’ll oversee the d ...

Lead Software Engineer for AI Systems

Become a Lead Software Engineer at eBay, focusing on innovative agent-based AI systems for global e-commerce improvements. Collaborate on groundbreaking projects that enhance user interactions.In this influential role, you will leverage your extensive work experience to design, build, and operate complex AI ...

Lead Software Engineer for Financial AI

Join Saris AI as a Lead Software Engineer and take charge of financial systems automation. Use your extensive experience to create impactful AI solutions in banking.Saris AI is accelerating fintech innovation with a focus on solving complex automation challenges. We need a Lead Software Engineer with over 8 ...

Lead Software Engineer, Front End UI

Become the Lead Software Engineer with illumin in Toronto, specializing in Front End UI development and digital advertising technologies. Your technical leadership will shape the future of our innovative platform.In this senior role, you’ll work extensively with cross-functional teams while driving critical ...

Lead Software Engineer with Capital Markets

Requisition ID: Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture. The Team TheGlobalMarket Risk Technology teamis a crucial part of the Global Banking & Markets Engineering group. This is an opportunity to work in the exciting ...

Lead Software Engineer at Sun Life

Transform digital financial solutions as a Lead Software Engineer at Sun Life. This hybrid role empowers you to innovate and deliver best-in-class technology while guiding the team through complex projects.In this hands-on leadership position, you will oversee product development from inception to deployment ...

Lead Software Engineer, AI & Emerging Tech

Role Summary As a Lead Engineer for AI & Emerging Tech, you will drive the design, development, and deployment of next‑generation tech and AI‑powered solutions that unlock business value across the organization. This is a hands‑on, coding‑intensive leadership role, where you will code, architect, ...

Lead Software Engineer, Public Markets Technology

Purpose. Performance. People. Joining CPP Investments means joining one of the world’s most admired and respected institutional investors to drive a single mandate: to deliver strong, sustainable returns for generations of Canadians. With a long‑term horizon and global reach, we deploy capital at ...

Lead Software Engineer at CPP Investments

Shape the future of portfolio management with CPP Investments as a Lead Software Engineer. Drive technical excellence and deliver scalable, resilient technology solutions for fund management.As a key member of the Total Fund Management team, you will lead software development from design to deployment. Colla ...

Lead Full Stack Software Engineer Toronto

Shape the future of software engineering at Kraft Heinz as a Principal Full-Stack Software Engineer in Toronto. Embrace a hybrid work model and lead platforms to enhance developer productivity.In this pivotal role, you will spearhead internal engineering frameworks and developer enablement strategies. With o ...

Lead Software Engineer at IT Consulting

Elevate your career as a Lead Software Engineer in a dynamic IT consulting firm. This role emphasizes advanced system integration, software development lifecycle, and client collaboration.This position requires a Bachelor's degree and over five years of experience in software engineering. The successful cand ...

Capital Markets Lead Software Engineer Role

Become a key player at CPP Investments as a Lead Software Engineer dedicated to Capital Markets and Factor Investing technology. Engage in cutting-edge technological solutions to drive business success.In this role, you will contribute to CPP Investments by developing and supporting data-driven strategies th ...

Lead Data Architect Senior Software Engineer

Elevate your career as a Senior Software Engineer focusing on data architecture. Join our team to define core business data models and lead our ClickHouse data product implementation.This senior individual contributor role involves architecting data frameworks that unify product designs. You will guide Click ...

Lead Software Engineer for BI Solutions

Transform customer experiences as the Lead Software Engineer for Business Intelligence at Calabrio-Verint. This role emphasizes the creation of large-scale data platforms leveraging modern cloud technologies.Calabrio-Verint is looking for an innovative Lead Software Engineer to spearhead the development of n ...

Lead Principal Software Engineer Web Platform

Drive innovation in web technology as a Lead Principal Software Engineer in our Web Platform Engineering team. Shape architecture while enhancing developer experience and performance scalability.In this senior role, you'll lead technical strategy for our web platform, focusing on architecting robust frontend ...

Lead Software Engineer in Data Delivery

Unlock the power of marketing data at StackAdapt as a Senior Staff Software Engineer. Drive technical leadership in data delivery to enhance marketing analytics and customer insights.StackAdapt is seeking a Senior Staff Software Engineer to lead strategic initiatives in the Data Delivery department. This rol ...

Lead Software Engineer for Enterprise Languages

Join a cutting-edge team seeking a Lead Software Engineer with expertise in Enterprise Languages. Leverage your skills in systems, build toolchains, and production web scripting.We are searching for an experienced Software Engineer responsible for completing coding tasks within various domains, including C, ...

Lead Software Engineer | Upto $70/hr

We’re looking for experienced Software Engineers to complete Coding tasks in a variety of Enterprise Languages. Target Domains Systems + Build Toolchains : C, Rust Enterprise JVM / Build Ecosystems : C#, Kotlin, Scala, Swift Production Web + Ops Scrip ...

Lead Software Engineer AI Privacy Systems

Shape the future of privacy engineering with Rakuten Rewards as a Lead Software Engineer. This role involves creating AI-assisted, compliance-focused systems that safeguard user data.In the Bastion – Privacy team, you will provide pivotal technology leadership by ensuring implementation of privacy regulation ...

Lead Software Engineer with Capital Markets

Requisition ID: Join a purpose driven winning team, committed to results, in an inclusive and high‑performing culture. The Team The Global Market Risk Technology team is a crucial part of the Global Banking & Markets Engineering group. This is an opportunity to work in the excit ...

Staff Software Engineer Platform & Architecture Lead

A fintech startup in Toronto is seeking a Staff Software Engineer to lead architectural decisions and develop our core financial systems. This role involves building end-to-end features, making strategic technical decisions, and mentoring fellow engineers. With 8+ years of experience in distributed systems and e ...

Technical Lead Software Engineer at QFG

Join Questrade Financial Group as a Technical Lead Software Engineer with a focus on Salesforce. Drive innovation and architectural excellence in a dynamic hybrid workplace.As Principal Software Engineer, you will serve as the technical authority for Salesforce at QFG. Your role is to design and implement a ...

Lead Software Engineer – Capital Markets & Analytics

A leading bank in Canada is seeking a Lead Software Engineer to boost capital markets products and analytics platforms. The ideal candidate will have over 8 years of experience in enterprise application development, proficiency in Java or Python, and a strong understanding of SQL and modern development practices ...

🚀 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