601,424+ 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

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 ...

Senior Software Engineer in Enterprise Languages

Become an integral part of our software team as a Senior Software Engineer specializing in Enterprise Languages. Work with C, Kotlin, and Ruby to tackle complex coding challenges.We are on the hunt for skilled Software Engineers well-versed in key domains, including building toolchains and production s ...

Senior Staff Software Engineer Faire Growth

Embrace the opportunity to join Faire as a Senior Staff Software Engineer, leading growth-driven technology development. Use your skills to support independent businesses in a hybrid environment.In this pivotal role at Faire, you will design and enhance our Growth Platform, focusing on communication an ...

Senior Software Engineer in Test Tigera

Make an impact as a Senior Software Development Engineer in Test at Tigera. Focus on enhancing automated testing for Calico in a hybrid role based in Vancouver.Tigera is seeking a Senior Software Development Engineer in Test to contribute to their Delivery Engineering team. This role requires collabora ...

Senior Software Engineer for AI Platform

Join Workday as a Senior Software Engineer and develop the Agent Platform that powers AI applications. You'll design backend systems and enhance developer experiences in a hybrid work model.In this senior role, you will build and operate backend services critical for orchestrating AI agents. Your exper ...

Software Engineer, Ledger Systems at Wealthsimple

Drive innovation at Wealthsimple as a Software Engineer specializing in Ledger Systems in Toronto. This full-time remote role emphasizes accuracy and collaboration in financial technology.As a senior engineer, you will enhance Wealthsimple's ledger infrastructure, focusing on ensuring financial correct ...

Citi Python Software Engineer, Fixed Income

Elevate your career at Citi as a Software Engineer specializing in Python. Work within the Fixed Income Technology team to develop applications that are essential for market-making and financial solutions.In this senior role, you will design, develop, and maintain high-performance applications that ali ...

Backend Software Engineer at EA SPORTS

Join EA SPORTS FC as a Server Software Engineer and design revolutionary football experiences. Utilize your Java expertise in a collaborative environment focused on innovation.In this role, you will play a critical part in the game development process by coding, debugging, and managing backend services ...

Senior Staff Software Engineer in Vancouver

Join Asana as a Senior Staff Software Engineer in Vancouver to lead technical strategies and enhance enterprise capabilities. Focus on collaborations that ensure user delight in product experiences.In this role, you'll be part of Asana's Enterprise team, building enterprise-scale capabilities while mai ...

Measurement Software Engineer at Axiomatic AI

Join Axiomatic AI as a Measurement Software Engineer and transform the future of AI-driven labs. Leverage your expertise in software to innovate hardware measurement accuracy and reliability.In this role, you will architect AX-Measure, the foundation of our self-driving lab. You’ll develop high-concurr ...

Senior Software Engineer Role at CircleCI

Step into the Senior Software Engineer role at CircleCI, where artificial intelligence is central to our engineering practices. Bring your full-stack expertise in React, Go, and TypeScript to redefine developer workflows.At CircleCI, we emphasize collaborative hiring for strong team alignment. You will ...

Software Engineer I (Java/Python/Golang)

## Software Engineer I (Java/Python/Golang)Applyremote type:On Sitelocations:Toronto, Ontariotime type:Full timeposted on:Posted Todaytime left to apply:End Date: June 15, 2026 (13 days left to apply)job requisition id:R_ **Work Location:**Toronto, Ont ...

3D Geometry Software Engineer at Synopsys

Elevate AI and simulation capabilities as a 3D Geometry Software Engineer with Synopsys. Leverage your C++ expertise to design efficient geometry algorithms for the Ansys Electronics Desktop.As a skilled engineer, you will develop algorithms for modeling and meshing in electromagnetic simulations. Your ...

Senior Software Engineer in Aerospace & Defense

Join Capgemini Engineering as a Senior Software Engineer and contribute to safety-critical projects in aerospace, defense, and other vital sectors. Your expertise in SPARK and ADA programming will be essential to ensure high-quality software delivery.You will be part of a diverse High Integrity Softwar ...

Full Stack Software Engineer at Ciena

Elevate your career with Ciena as a Full Stack Software Engineer specializing in test tools and automation. This full-time role focuses on cloud-based software solutions and supports data-driven production environments.Ciena Canada is seeking a motivated engineer with a passion for object-oriented soft ...

Software Engineer I at TD Canada

Advance your career as a Software Engineer I with TD in Toronto, Ontario. Engage in hybrid work while developing backend services using Java, Python, or Golang.TD is seeking a Software Engineer I to deliver secure and scalable digital solutions. This entry-level role combines collaboration with enginee ...

Software Engineer 3 Fully Remote Role

Embark on a journey with MongoDB as a Software Engineer 3 within the Cloud Payments team, specializing in backend system development in a fully remote environment. Help shape customer billing experiences.This position involves designing and implementing robust backend services for handling complex bill ...

Senior AI Software Engineer at Qualcomm

Join Qualcomm as a Senior AI Software Engineer, innovating within the dynamic field of machine learning engineering. Your role will enhance Qualcomm's leading-edge technology for diverse applications.This position is for a highly proficient engineer with at least five years of industry experience, focu ...

Mid Level Software Engineer Linux Kernel

Join Arista Networks as a Mid-Level Software Engineer specializing in the Linux Kernel. Help shape the future of client-to-cloud networking in data-centric environments.This role involves maintaining and enhancing the EOS Kernel at Arista, focusing on integrating new kernel versions and collaborating w ...

Software Development Engineer in Test (Hybrid)

Job Title:Software Development Engineer in TestLocation:Hybrid – Vancouver, BC, CanadaExperience:2 to 5 YearsRate:42 to 47 CAD PHRole Summary We are hiring for this role where the selected candidate will support our client’s internal ...

Vancouver Software Engineer for AI Automation

Become a key player at Brex as a Software Engineer specializing in AI automation. Your role will involve designing and implementing agents that enhance internal company workflows.This hybrid position will allow you to work from Brex’s Vancouver office while also enjoying the flexibility of remote work. ...

Software Engineer II, Android at Wayfair

Become a key contributor at Wayfair as a Software Engineer II focused on Android application development. This hybrid job based in Toronto requires a strong foundation in mobile app technology.Wayfair is seeking a Software Engineer II to aid in the creation of engaging and delightful shopping experienc ...

Measurement Software Engineer: Architect Autonomous Lab

A tech company revolutionizing AI is seeking a Measurement Software Engineer in Toronto, Canada. The role involves architecting software for their autonomous lab and controlling high-value equipment through precise commands. Ideal candidates should have a degree in Electrical or Computer Engineering and experien ...

Senior Software Engineer at Citi Technology

Citi is looking for a Senior Software Engineer to help reinvent its technology landscape. Be part of a transformative team that builds solutions for diverse business needs.In this role, you will work alongside a team of dedicated engineers focused on developing high-quality software within the margin a ...

Principal Associate Software Engineer Hybrid Role

Elevate your career at Capital One Canada as a Principal Associate Software Engineer in Toronto. Focus on international card technologies while leveraging a hybrid work environment.In this critical role, you will oversee backend development projects and contribute to platform engineering using object-o ...

Sr. GenAI Software Engineer at Instrumentl

Become a key player in AI development at Instrumentl by taking on the role of Senior Software Engineer specializing in GenAI. This position offers the flexibility of remote work while tackling meaningful challenges in nonprofit grant management.As part of Instrumentl's growth, you will own the full lif ...

Software Engineer (Full Stack) Toronto Hybrid

Take on a Full Stack Software Engineer role at Citylitics with a hybrid model in Toronto. Bring your extensive experience in software development to optimize infrastructure investments.Citylitics seeks a passionate developer skilled in both frontend and backend frameworks, with 3-5 years of experience ...

Infrastructure Software Engineer in Identity Services

Drive innovation at Dropbox as an Infrastructure Software Engineer specialized in Identity services. Work alongside diverse teams to enhance our multi-product capabilities with high-quality engineering.In this role, you will re-architect the Identity systems to support Dropbox’s evolution into a multi- ...

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 ...

Senior Software Engineer Specializing in Java

Elevate your engineering career at Behavox as a Senior Software Engineer focused on Java and AI technologies. Engage in impactful projects in a global, hybrid work environment.At Behavox, you will take a lead role in shaping the technical direction of core products while leveraging your Java expertise. ...

Software Development Engineer in Test (SDET)

Position Description:We are looking for a highly skilled and motivated SDET to join our team. This hybrid role requires a strong foundation in automation frameworks, testing methodologies, and modern development practices. The ideal candidate will have hands‑on experience in UI, mobile, and API testing ...

Staff Software Engineer (Android Device Authenticators)

RequirementsThe ideal candidate should have solid experience in software development and be enthusiastic about designing and writing complex, high-quality Android client software You will demonstrate a great aptitude for software engineering excellence and are not afraid to be a player-coach 5-7 years ...

Systems Engineer (SysAdmin/IT Software Support)

Systems Engineer (SysAdmin/IT Software Support) As a Systems Engineer (SysAdmin/IT Software Support), you will support the Development Platform by administering critical systems, infrastructure, and applications. Your responsibilities will include providing secure access to key developer systems and services and ...

Senior Software Development Engineer, Agentic AI

About the TeamAgent Factory is where Workday’s next chapter gets built. We’re forming small, senior, cross‑functional AI teams that bring together product leaders, machine learning engineers, and full‑stack builders to create intelligent agents used by millions of people every day. This work is product ...

Senior Software Engineer for Audio Innovation

Join Speechify as a Senior Software Engineer focused on Core Experiences in Calgary. You'll work on advancing user experiences through efficient APIs and software solutions.In this role, your core mission will be to enhance the functionality of Speechify's products. You will collaborate closely with pr ...

Kotlin Senior Software Engineer at Speechify

Become a Senior Software Engineer with Speechify in Ottawa, Canada, focusing on Kotlin. Play a vital role in enhancing our essential services for audio information.As a part of the Core Experiences Team, you'll collaborate with Product Teams to scope projects and ensure feedback loops are efficient. Yo ...

C based Software Verification Engineer Remote

Embrace a key role as a C-based Software Verification Engineer with remote availability in Canada. Emphasize the validation and verification of critical safety software.We are currently seeking a Software Verification Engineer to join our team remotely. You will support verification efforts for safety- ...

Senior C++ Flight Software Engineer VxWorks

Building the space between proven and possible, MDA Space (TSX:MDA) is a trusted mission partner to the global space industry. A robotics, satellite systems and geointelligence pioneer with a 55-year+ story of world firsts and more than 450 missions, MDA Space is a global leader in communications satellites, Ear ...

🚀 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