685,598+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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Software Engineer for Internal Tools and AI

Enhance Push's internal infrastructure as a Full Stack Software Engineer focusing on AI and tool development. This role combines technical skill with creativity in a people-first environment.Push seeks a skilled engineer with over 5 years of experience to lead the building and maintaining of essential intern ...

Software Engineer: Mobile Apps with Tophat HR

Take the next step in your engineering career as a Software Engineer focusing on mobile app development at Tophat HR. You'll be developing a cross-platform application using Expo and React Native for a promising startup.Our startup client needs an enthusiastic Software Engineer driven to create mobile applic ...

Principal Software Engineer Platform, Identity and BI

Responsibilities Architect and develop large‑scale, mission‑critical BI and data platform solutions serving millions of users across the globe, leveraging AWS native technologies including Athena, Redshift, Glue, QuickSight, and S3. Lead the design and implementation of robust dat ...

Senior Software Engineer II Confluent Cloud Platform

Job Title Senior Software Engineer II Location Markham, Toronto, Canada Responsibilities Own and lead the design and implementation of complex backend services and systems in a cloud-native, microservices-based environment. Make architecture and technic ...

Expert Software Engineer in Silicon Validation Tools

Transform the future of technology at Synopsys as an Expert Software Engineer in Silicon Validation. Apply your deep Python knowledge to vital automation processes in high-performance labs.As a part of the SerDes Silicon Validation team, you will engage directly with advanced lab instruments, creating automa ...

Software Engineer Focused on Innovative Technology Solutions

Join a passionate team to develop innovative software solutions that address real customer needs. Your code will directly impact millions in a supportive and agile environment.As a Software Development Engineer, you will leverage modern technologies for problem-solving while working on scalable and resilient ...

Software Engineer II Full Stack at Affirm

Become a vital part of Affirm's Marketplace Performance team as a Full-Stack Software Engineer II. Enjoy a remote work setup while transforming how shoppers discover deals.This position invites applicants with 1.5+ years of software engineering experience to support our innovative platforms. You'll work coll ...

Software Test Automation Engineer Emergent Solutions Inc.

Position Description Develop and maintain automated test frameworks for validating embedded firmware, network stacks, and orchestration layers across multi-radio platforms. Create regression suites and CI-integrated tools to ensure code quality and coverage during agile releases. Why Joi ...

Full Stack Software Engineer (.NET, Blazor, AI)

Full Stack Software Engineer – Descartes MacroPoint Descartes is a leading logistics and supply chain technology company that helps customers optimize their supply chains. Descartes MacroPoint seeks a Full Stack Software Engineer to build, modernize, and scale mission‑critical applications suppor ...

Embedded Software Engineer Airborne Stabilized Optical Systems

Job Description Embedded Software Designer Airborne Optical Systems Burlington ON – Hybrid **Please note that to be considered for any position at PV Labs, all candidates must be eligible to meet the requirements of the Canadian Controlled‑Goods Program of the Defense Production Act and b ...

Senior Software Engineer (Streaming Data Pipeline) (Remote)

Covalent powers access to the richest multichain data infrastructure in Web3. We’re trusted by thousands of developers, enterprises, and institutions to bring structure and meaning to blockchain data across 100+ chains with GoldRush - our suite of developer products. Our newest offering delivers real‑time blo ...

Backend Software Engineer: Build Scalable APIs & Services

A technology consulting firm in Toronto is looking for a Software Engineer to execute full product lifecycle development. Responsibilities include designing and implementing scalable solutions, developing APIs, and conducting tests for performance and reliability. The ideal candidate should have a Bachelor's deg ...

Senior Software Engineer, Risk Build Fraud Defenses

A financial services company in Montreal seeks a Senior Software Engineer for its Risk team. In this role, you will build and enhance core risk systems to detect and prevent fraud. The ideal candidate should have over 5 years of backend engineering experience, a solid understanding of system design, and a collab ...

Software Engineer Manager / Front End (Rails & React)

Software Engineer Manager / Front-End (Rails & React) At REW.ca, we believe real estate is one of life’s great adventures. As Canada’s leading real estate platform, we empower millions of Canadians to navigate their home search journeys with confidence. By combining innovative technology, deep ma ...

Angular Software Engineer – FinTech UI & REST APIs

A leading digital bank is seeking a Software Engineer with expertise in Angular development. The role involves designing user interfaces, collaborating with developers, and integrating with backend APIs. The ideal candidate has a Bachelor's degree in Computer Science and 3-5 years of relevant experience. Joining ...

Staff Software Engineer – Stream Governance (Cloud Native)

A leading data streaming company is seeking a Staff Software Engineer I for Stream Governance. In this role, you will lead the technical initiatives on a cloud-native platform for Kafka and real-time data. The ideal candidate has over 10 years' experience in software development, expertise in distributed systems ...

Software Engineer – Capital Markets & Real Time Analytics

A leading bank in the Americas is seeking a Software Engineer in Toronto to develop and implement innovative solutions for capital markets. The ideal candidate has over 4 years of experience in Java and Python, with skills in SQL and UNIX shell scripting. Responsibilities include working with business teams to u ...

Senior Software Engineer AI/Cloud Architect (Remote)

A leading technology company is seeking a Software Engineer III to architect scalable systems and push the boundaries of AI-powered products. This fully remote role requires expertise in Java, Kotlin, and cloud platforms. Successful candidates will have over 8 years of software development experience and will wo ...

Senior Software Engineer: Zero Trust & Cloud Security

A leading technology company in Ottawa is seeking a talented Senior Software Engineer to contribute to developing its Zero Trust products and cloud services. The successful candidate will design and implement core components of the product, focusing on innovative solutions to protect against web-based threats. C ...

Full Stack Software Engineer React/Node, Cloud

A leading Canadian bank is seeking a Full-stack Software Developer in Toronto to contribute to the Digital Banking Unit. The ideal candidate possesses strong programming skills in Javascript, React.js, Node.js, and MongoDB. Responsibilities include writing efficient code, planning milestones with the Scrum team, ...

Senior Software Engineer, Risk Build Fraud Defenses

A financial services company in Montreal seeks a Senior Software Engineer for its Risk team. In this role, you will build and enhance core risk systems to detect and prevent fraud. The ideal candidate should have over 5 years of backend engineering experience, a solid understanding of system design, and a collab ...

Remote Software Engineer for Pharma Tech (Canada)

A leading pharmaceutical company is seeking a talented Remote Software Engineer to develop and maintain software applications supporting pharmaceutical research. Responsibilities include collaborating with teams to create technical solutions and troubleshooting software issues. Candidates should have a Bachelor' ...

Senior AI Software Engineer — Payments, OpenShift & IIB

A leading bank in the Americas is seeking a skilled developer to champion the adoption of AI tools within Payments Engineering. This role involves collaborating with teams to enhance integration flows, optimizing code, and actively participating in software development. The ideal candidate has extensive experien ...

Senior Software Engineer, AI Game Creation Platform

Overview Introduction: At Ironbelly, we are fundamentally changing how video games are made. Our AI team, led by industry luminaries and veterans, is building GameFrame AI —a platform that allows developers to create complex, professional games using natural language. We are the creators of ...

Sr. Software Development Engineer, WW Prime Tech

Are you ready to work on one of Amazon.com's most impactful programs? Are you passionate about delivering technology that impacts millions of people every day? If so, the Amazon Prime Team wants to hear from you. The Prime team is seeking a Senior SDE to lead a team of talented engineers and takes g ...

lululemon Senior Software Engineer Post Purchase Experiences

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 transformational products and experiences that support people in m ...

lululemon Senior Software Engineer Upper Funnel Engineering

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 transformational products and experiences that support people in mov ...

Remote Senior Software Engineer: AI Powered Architect

A leading technology company in meeting management is seeking a Senior Software Engineer to design, develop, and maintain software applications. This remote role requires 7-10 years of experience in software development, including expertise in C#, .NET Core, and Vue.JS. Candidates should possess strong leadershi ...

Cloud Software Engineer Fusion 360 Data Platform

A leading software company is seeking a Software Developer to join the Fusion 360 Manufacturing Data Model team in Toronto. The role involves developing major software components, ensuring high-quality code production, and collaborating with different teams. Candidates should have a degree in computer science an ...

Sr. Software Development Engineer in Test (Python)

Department: Research & Development Location: Canada-CHQ-Ontario-Toronto Compensation: $123,300 - $169,500 / year Description This full-time, on-site position is ideal for experienced Senior Software Development professionals with experience in automated testing. We a ...

Embedded Software Engineer – Co op Winter 2026

They gather information about your interactions on the site, such as which pages you visit frequently, how long you stay, and the links or buttons you click. They help us record any difficulties you have with the website and help us to evaluate the effectiveness of our advertising. By analyzing this data, we ca ...

Senior Software Build Engineer Cloud & Automation Montreal

A leading IT consulting firm in Montreal is seeking a Software Build Engineer. The ideal candidate will have over 10 years of experience in build and release management, strong scripting skills in languages such as Python and familiarity with tools like Maven and Jenkins. Fluency in French is required. The role ...

Mobile Device Software Research Engineer Vancouver, BC

Mobile Device Software Research Engineer Who We Are Flowfinity Wireless is a proven provider of flexible enterprise mobile app software. We help businesses across industries run more efficiently by replacing paper and spreadsheets with fully customizable workflow apps. Our software enables t ...

Java J2EE Software Engineer Web Apps & APIs

A leading IT staffing firm in Toronto is seeking Java developers to create and maintain client software systems. The role involves designing user-friendly interfaces and testing applications to ensure quality standards. Candidates should have solid technical skills with Java or J2EE, with varying experience leve ...

Software Engineer II, Full Stack (Card Acquisition)

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 Card Acquisition team is critical in bringing our exciting product vision to life. Like any other financial company, our first imp ...

Software Engineer II, Full Stack (Card Acquisition)

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 Card Acquisition team is critical in bringing our exciting product vision to life. Like any other financial company, our first imp ...

Senior Software Engineer, Full Stack (Trust & Safety)

Overview 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. Trust & Safety Experience owns the customer journeys during authentication, verification, and fraud journeys. You w ...

Senior Software Engineer for Scalable Localization Solutions

Enhance product localization as a Senior Software Engineer. Drive the development of innovative tools and approaches that optimize localization efficiency for web and mobile applications.In this pivotal role, you will collaborate closely with development teams to build and maintain tools and processes for sc ...

Staff Software Engineer, Identity and Access Management

Are you ready to power the World's connections? If you don’t think you meet all of the criteria below but are still interested in the job, please apply. Nobody checks every box - we’re looking for candidates that are particularly strong in a few areas, and have some interest and capabilitie ...

Dynamic Software Engineer in Cloud Solutions Development

Lead cloud solutions as a Software Engineer for Linux infrastructure. Drive innovation and automate delivery processes to enhance Ubuntu for a myriad of enterprise applications.This role requires a blend of software design and cloud integration skills to build effective pipelines in collaboration with major ...

Dynamic Software Engineer in Cloud Solutions Development

Lead cloud solutions as a Software Engineer for Linux infrastructure. Drive innovation and automate delivery processes to enhance Ubuntu for a myriad of enterprise applications.This role requires a blend of software design and cloud integration skills to build effective pipelines in collaboration with major ...

Experienced Staff Software Engineer for Scalable Solutions

Become a pivotal Staff Software Engineer, focusing on scalable and high-quality web solutions. Use your 8+ years of experience to mentor teams while developing critical product features.This role emphasizes building simplicity and clarity into complex solutions. As part of a dynamic team, you'll help guide t ...

Dynamic Software Engineer in Cloud Solutions Development

Lead cloud solutions as a Software Engineer for Linux infrastructure. Drive innovation and automate delivery processes to enhance Ubuntu for a myriad of enterprise applications.This role requires a blend of software design and cloud integration skills to build effective pipelines in collaboration with major ...

Go Software Engineer: Container Images & CI/CD

A leading open-source software company is seeking a Software Engineer to build Ubuntu-based container images. This role involves working with CI/CD processes, engaging with the open-source community, and mentoring peers in a remote-first setting. Ideal candidates should have experience in software development, C ...

Security Focused Embedded Software Engineer (TLS/UTM)

A global cybersecurity company is seeking C Developers to enhance their FortiGate firewall features. You will implement and maintain software for the TLS stack while collaborating with a dedicated team. Ideal candidates have 3+ years in C/C++/Golang development and experience in UNIX-like environments. We offer ...

Go Software Engineer: Container Images & CI/CD

A leading open-source software provider is seeking a skilled Software Engineer to build container images and improve automated processes. You will work remotely in a collaborative environment, engaging with the open-source community and mentoring others. The ideal candidate has expertise in Go, CI/CD, and contai ...

Senior Software Engineer — Large Scale Systems & Performance

A leading technology staffing firm is searching for a Software Engineer III to design and scale systems that serve millions globally. The ideal candidate will have 5–7 years of software engineering experience and strong programming skills in languages like Python or Java. Responsibilities include developing high ...

Senior Software Engineer II — Private Markets Platform

A leading technology company in Canada is looking for a Senior Software Engineer II to drive complex technical projects, mentor team members, and collaborate with cross-functional teams. Candidates should have at least 8 years of experience in software engineering with a strong background in Python, Django, and ...

Senior Software Engineer II — Private Markets Platform

A leading technology firm in Toronto is seeking a Senior Software Engineer II to lead complex projects in a collaborative team. The role requires expertise in Python, Django, and React, with a focus on simplifying systems and fostering growth. Competitive cash compensation ranges from $181,050 to $213,000 CAD, a ...

Senior Backend Software Engineer AI Platform Leader

Senior Backend Software Engineer Build the backend services and infrastructure that power an AI platform. You will design scalable APIs, distributed systems, and data pipelines that support high throughput AI workloads. What You’ll Do Design and build backend services that ...

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