601,424+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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Senior Software Architect Engineer (Aerospace / eVTOL)

Senior Software Architect Engineer (Aerospace / eVTOL) Location: Lindsay, Ontario, CanadaEmployment Type: Full-timeSalary Range: CAD 120,000 – 165,000 (annual)Work Model: Hybrid About the Job A senior-level Software ...

Senior Software Engineer, Product Data Platform

Brex is the AI-powered spend platform. We help companies spend with confidence with integrated corporate cards, banking, and global payments, plus intuitive software for travel and expenses. Tens of thousands of companies from startups to enterprises — including DoorDash, Flexport, and Compass — use Brex t ...

Senior Software Architect Engineer (Aerospace / eVTOL)

Senior Software Architect Engineer (Aerospace / eVTOL) Location: Lindsay, Ontario, CanadaEmployment Type: Full-timeSalary Range: CAD 120,000 – 165,000 (annual)Work Model: Hybrid About the Job A senior-level Software ...

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 ...

Senior Software Engineer Enterprise Automation Team

Senior Software Engineer - Enterprise Automation Team Description & Requirements Who we are lululemon is an innovative performance apparel company for yoga, running, training, and other athletic pursuits. Setting the bar in technical fabrics and functional design, we create ...

Senior Software Architect Engineer (Aerospace / eVTOL)

Senior Software Architect Engineer (Aerospace / eVTOL) Location: Lindsay, Ontario, CanadaEmployment Type: Full-timeSalary Range: CAD 120,000 – 165,000 (annual)Work Model: Hybrid About the Job A senior-level Software ...

Senior Software Engineer AI Platform & Experiences

CaptivateIQ is transforming the way companies plan, manage, and optimize sales performance. We started by revolutionizing incentive compensation management, and now we're expanding our platform to solve broader enterprise performance management challenges. Recognized by industry analysts like Forrester and ...

Senior Software Engineer: Scale Core Systems

A high-growth SaaS company in Vancouver seeks a Software Development Engineer to architect and scale core systems. The ideal candidate will have expert-level skills in modern typesafe languages such as Kotlin, TypeScript, or Python, and experience with microservices architecture and APIs. You will work closely w ...

Senior Software Engineer Product AI & LLM

A leading staffing and consulting firm in Toronto is seeking a Senior Software Engineer specializing in AI to develop product features using LLMs and integrate machine learning services. The ideal candidate has over 5 years in software development and strong proficiency in Python. Key responsibilities include de ...

Senior Backend Software Engineer (.NET + SQL)

Company Description Press Ganey is the leading experience measurement, data analytics, and insights provider for complex industries—a status we earned over decades of deep partnership with clients to help them understand and meet the needs of their key stakeholders. Our earliest roots are in U.S. h ...

Senior Software Engineer: Distributed Systems & Cloud

A leading software company is looking for an experienced engineer for a high-impact role that involves architectural ownership. You will need strong programming skills in Go, Java, or Python and proven experience in designing and building distributed systems or microservices architectures. Knowledge of cloud pla ...

Senior Software Engineer Payments API & Cloud

A leading payment solutions provider in Canada is looking for a Senior Software Engineer to join their team. In this role, you will develop scalable APIs, mentor junior developers, and collaborate cross-functionally with various teams. The ideal candidate should have over 6 years of experience in software develo ...

Senior Software Engineer Customer Experience Platform

Senior Software Engineer - Customer Experience Platform Join to apply for the Senior Software Engineer - Customer Experience Platform role at Hopper About the Team The Customer Experience (CX) Product team owns the entire post‑booking journey, from the moment a t ...

Senior Software Engineer Hybrid, Data Platforms

A global data and insights firm in Toronto is looking for a Senior Software Engineer to design and enhance systems powering products and analytics. The role calls for strong skills in languages like C# and Python, experience in software architecture, and a knack for mentoring colleagues. This position offers a h ...

Senior Software Engineer: Secure, Scalable Systems

A major finance company in Canada is seeking an experienced Senior Software Engineer to design and develop software applications. The ideal candidate will have 6-9 years of experience, a background in Node.js and Vue.js, and familiarity with REST APIs and OAuth. This position requires collaboration in Agile envi ...

Embedded NPU Software Engineer, Senior Staff

Company: Qualcomm Canada ULC Job Area: Engineering Group, Engineering Group > Software Engineering General Summary As a leading technology innovator, Qualcomm pushes the boundaries of what's possible to enable next‑generation experiences and drives digital tran ...

Senior Software Engineer, Payroll Platform (Serverless)

A leading global workforce solutions company in Toronto is seeking a Senior Software Engineer to develop and scale reliable payroll solutions. This role involves collaborating with product and design teams to deliver impactful features. Candidates should have over 5 years of experience with a strong focus on bac ...

Experienced Software Engineer for Payment Solutions

Lead the development of innovative payment solutions as a Senior Software Engineer. Utilize Java, MySQL, and AWS Cloud to enhance our payment application processes.You will play a pivotal role in improving the GCPay platform, focusing on quality and performance. This position requires at least 5 years of exp ...

Senior Software Engineer, Data Streaming Platform

A leading data streaming platform provider is seeking a Senior Software Engineer to enhance their Connect Platform team. In this role, you will work on integrating Kafka with external systems, ensuring security and scalability. The ideal candidate has 3–5 years of experience, expertise in Java and Kubernetes, an ...

Senior Software Engineer for Data Solutions

Lead data-centric projects as a Python/Data Software Engineer. Focus on optimizing ETL processes, data reconciliation tools, and automation for a global financial services audience.This role emphasizes creating and supporting efficient data workflows that serve millions of customers. As a critical member of ...

Senior Software Engineer AI (Materia AI)

# **Our Privacy Statement & Cookie Policy**This posting is for proactive recruitment purposes and may be used to fill current openings or future vacancies within our organization.**Senior Software Engineer – AI (Materia AI)**We’re building the next generation of AI‑powered systems for tax and accounting professi ...

Senior Software Engineer – FinTech API & Automation

A leading staffing agency is seeking a Senior Software Engineer for a 4-month contract in Toronto, Canada. In this role, you will join a large FinTech client's team, where you'll work as part of an agile team to develop a web-based application focused on managing dispute outcomes. This position involves designin ...

Senior Software Engineer AI (Materia AI)

Senior Software Engineer - AI (Materia AI) Are you excited about building AI-driven software that redefines how professionals work? Join a dynamic and highly skilled team at Thomson Reuters, where we combine the agility and innovation of a startup with the stability and resources of a global lead ...

Senior Software Engineer Upper Funnel Engineering

Who we are lululemon is an innovative performance apparel company for yoga, running, training, and other athletic pursuits. Setting the bar in technical fabrics and functional design, we create transformational products and experiences that support people in moving, growing, connecting, and being ...

Senior Software Engineer, Distributed Database Infra

A leading procurement technology firm in Toronto seeks an experienced Software Engineer to enhance its proprietary database access layer. You will work on improving scalability and performance for Zip's products, collaborating closely with product engineering teams. Ideal candidates have over 5 years of software ...

Senior Software Engineer – ISTAR Defense Systems

A Canadian technology firm is seeking a Senior Software Engineer to support the Canadian Armed Forces as part of the LC4ISR program. The incumbent will design and implement systems critical for military operations. Candidates should have at least 10 years of software development experience and hold an active SEC ...

Senior Software Engineer Distributed Storage & DB

A innovative procurement platform company in Toronto seeks an experienced software engineer to lead improvements on their data access layer for scalability and performance. With a focus on supporting global expansion, this role requires over 5 years of software engineering experience, especially in cloud infrast ...

Senior Software Engineer AI (Materia AI)

# **Our Privacy Statement & Cookie Policy**This posting is for proactive recruitment purposes and may be used to fill current openings or future vacancies within our organization.**Senior Software Engineer – AI (Materia AI)**We're building the next generation of AI‐powered platforms for tax and accounting profes ...

Senior Software Engineer: Gaming Systems Architect

Shape the future of gaming as a Senior Software Engineer. Focus on developing and maintaining advanced systems for an unannounced project with a high-profile IP partner.This contract role involves significant responsibilities in software architecture and design within a collaborative environment. You'll work ...

SENIOR SOFTWARE ENGINEER (F/M/X)

We’re growing – and we’re looking for you! Dacima Software Inc. is part of an international software group developing leading eClinical solutions for clinical research, biotechnology and pharmaceutical companies . Our mission is to shape the future of clinical research throug ...

Embedded Software Engineer for Satellite Systems

Elevate satellite communication technology as a Senior Software Engineer with deep knowledge of C++ and embedded systems. Contribute to innovative solutions for voice, video, and data connectivity.In this pivotal role, you will collaborate with teams in an Agile environment to implement next-generation featu ...

Senior Rust Software Engineer in Security

We're looking for a Senior Rust Software Engineer to enhance a secure AI platform through hands-on development and architectural design. This onsite role focuses on building AWS SaaS systems.As a Senior Engineer, your expertise in Rust and DevOps will help shape secure AI solutions. Responsibilities include ...

Java Software Engineer for Financial Systems

Elevate financial technology as a Senior Java Software Engineer. Design scalable applications and optimize software for large-scale financial systems impacting millions.This role requires proficiency in core Java, particularly Java 8+, along with experience in Spring Boot, Hibernate, and cloud services. You' ...

Senior Rust Software Engineer in Security

We're looking for a Senior Rust Software Engineer to enhance a secure AI platform through hands-on development and architectural design. This onsite role focuses on building AWS SaaS systems.As a Senior Engineer, your expertise in Rust and DevOps will help shape secure AI solutions. Responsibilities include ...

Senior Software Engineer for iOS SDK

Become a Senior Software Engineer specializing in iOS SDK development. Drive mobile app monitoring solutions and innovate using the latest Apple technologies in a hybrid work culture.This role is vital as you will develop the iOS SDK from core architecture through to delivery. You'll spearhead the introducti ...

Advanced Software Engineer for Distributed Systems

Explore an opportunity as an Advanced Software Engineer focusing on distributed systems architecture. Create scalable APIs and backend services that empower data-driven decision-making.In this role, you will design and implement robust systems capable of processing large volumes of data, utilizing technologi ...

Senior Software Development Engineer in Test

We're looking for a Senior SDET who thinks deeply about quality in systems that are inherently non-deterministic. Agentic AI doesn't fail the same way traditional software does — and testing it requires a new toolkit: eval frameworks, prompt regression, tool-call reliability, adversarial scenarios, and mor ...

Senior Software Engineer (Agentic AI Foundations)

Location Remote - Canada Employment Type Full time Location Type Remote Department Tech Compensation CA$165K – CA$195K • Offers Equity • Offers Bonus Why Socure? Socure is building the identity t ...

Senior Software Engineer Generalist (Apex Legends)

British Columbia Canada Role ID Worker Type Regular Employee Studio/Department Work Model Hybrid Description & Requirements Electronic Arts creates next-level entertainment experiences that inspire players and fans around the world. He ...

Senior Software Development Engineer in Test

Senior Software Development Engineer in Test This role is hybrid based in Vancouver. Salary range: CA$125,000 to CA$150,000 + stock options. Role Description You will be joining our Delivery Engineering team. You will work closely with the other software developers to de ...

Senior Software Architect Engineer (Aerospace / eVTOL)

Senior Software Architect Engineer (Aerospace / eVTOL) Location: Lindsay, Ontario, CanadaEmployment Type: Full-timeSalary Range: CAD 120,000 – 165,000 (annual)Work Model: Hybrid About the Job A senior-level Software ...

Senior Software Engineer Web API Platform

Overview Scribd, Inc. is on a mission to advance human understanding. Our four products — Scribd®, Slideshare®, Everand™, and Fable — help billions of people across the globe move beyond access and into insight, application, and expertise. Culture at Scribd, Inc. We support a culture wher ...

Senior Software Engineer Enterprise Automation (UiPath)

A leading performance apparel company in Canada seeks a Senior Software Engineer to join their Enterprise Automation Team. This role focuses on designing and implementing complex software systems, mentoring other engineers, and driving best practices across the organization. Candidates should have extensive soft ...

Senior Enterprise Software Engineer Scalable Backend

A tech company for restaurants in Canada is seeking a Senior Software Engineer to join their enterprise quick service restaurant team. The role involves designing, building, and maintaining scalable features across their enterprise management products. Responsibilities include leading projects, mentoring enginee ...

Junior Software Engineer — Frontend & Backend Focus

A leading software company in event technology based in Toronto is seeking a motivated software developer. You will contribute to backend and frontend applications, optimize REST APIs, and take part in a collaborative team. A solid understanding of Python/Django and React is preferred, along with a Bachelor’s de ...

Senior Software Engineer — Remote, Equity & Growth

A leading tech company in Canada is seeking a Senior Software Engineer to join their Product Software Engineering team. The ideal candidate should have experience in full-stack development, a strong understanding of Agile methodologies, and a passion for mentoring others. This role offers a comprehensive compens ...

Senior Software Architect Engineer (Aerospace / eVTOL)

Senior Software Architect Engineer (Aerospace / eVTOL) Location: Lindsay, Ontario, CanadaEmployment Type: Full-timeSalary Range: CAD 120,000 – 165,000 (annual)Work Model: Hybrid About the Job A senior-level Software ...

Senior Software Architect Engineer (Aerospace / eVTOL)

Senior Software Architect Engineer (Aerospace / eVTOL) Location: Lindsay, Ontario, CanadaEmployment Type: Full-timeSalary Range: CAD 120,000 – 165,000 (annual)Work Model: Hybrid About the Job A senior-level Software ...

Sr. Manager/ Director AI Software Engineer

About Us Appnovation is a global, full-service digital partner that combines Strategy, Experience & Design, Engineering and Managed Services. We build digital solutions that deliver real impact today and serve as foundations for future growth. Bold ambition. Practical action. Endless possibilitie ...

Senior Software Architect Engineer (Aerospace / eVTOL)

Senior Software Architect Engineer (Aerospace / eVTOL) Location: Lindsay, Ontario, CanadaEmployment Type: Full-timeSalary Range: CAD 120,000 – 165,000 (annual)Work Model: Hybrid About the Job A senior-level Software ...

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