858,715+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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Software Support Engineer

How You Will Contribute Provide advanced technical support, resolving escalated issues from L1 and L2 support teams. Perform in-depth root cause analysis to address and resolve complex technical challenges. Collaborate with cross‑functional teams, includi ...

Software Engineer II

Software Engineer II – Fraud Management Platform Be part of the Operations & Technology Fraud Products team developing new capabilities for Mastercard's Decision Management Platform, which serves as the core for multiple business solutions to combat fraud and validate cardholder identity. O ...

Jr Software Engineer

Responsibilities Support the development and maintenance of backend services for the Algorithm Team’s platform and tools. Contribute to building APIs and microservices using Python and FastAPI. Assist in implementing and improving data processing workflows using Kafka and re ...

Software Engineer I

Our Values We Are Challengers We lead the way. We disrupt the industry by thinking differently, moving quickly, and taking ownership. We operate with a startup mentality and believe in building and investing in our own infrastructure, and our people. We Are United ...

GPU Software Engineer

Roche’s proprietary nanopore-based platform allows for single molecule, electrical, real-time analysis without the need for complicated optics or fluidics. Developing our unique platform requires expertise across a range of fields: software engineering, data science, biology, chemistry, protein engineering ...

Embedded Software Engineer

We are currently seeking a qualified Embedded Software Engineer to join our team. The successful candidate will be instrumental in using your skill and experience as part of a team to design, implement, maintain, and test safety critical, real-time flight software solutions that are modular, extendable, te ...

Software Engineer III

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $125,500 - $154,000 CAD The pay details posted reflect a temporary market premium specific to this role that is reassesse ...

Software Engineer III

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $125,500 - $154,000 CAD TD is committed to providing fair and equitable compensation opportunities to all colleagues. Gro ...

Associate Software Engineer

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $59,500 - $84,000 CAD TD is committed to providing fair and equitable compensation opportunities to all colleagues. Growt ...

Software Engineer III

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $125,500 - $154,000 CAD The pay details posted reflect a temporary market premium specific to this role that is reassesse ...

Associate Software Engineer

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $59,500 - $84,000 CAD TD is committed to providing fair and equitable compensation opportunities to all colleagues. Growt ...

Software Engineer III

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $125,500 - $154,000 CAD The pay details posted reflect a temporary market premium specific to this role that is reassesse ...

Cloud Software Engineer

Please send your resume at if you are interested in this 8-month contract with Telecom client with a possibility of extension, if you are not interested, please feel free to pass it in your network for anyone looking for work. Job Title: - Cloud Software EngineerWorking Location: TorontoContract: 8 monthsRole: H ...

Senior Software Engineer

At McMillan Shakespeare, we’re not just modernising systems—we’re redefining how financial services technology delivers value at scale.We’re looking for a Senior Software Engineer who thrives on ownership, architectural influence, and lifting engineering standards. This is not a “mid-level stepping sto ...

Software Engineer (Mainframe)

Job Description :We're evolving how we attract and engage with our clients, and as a Mainframe Software Engineer on our team, you'll design, develop, support, and analyze large-scale applications and systems. This is a hands-on role focused on building high-quality solutions while growing your technica ...

Software Engineer SONiC

Job DescriptionWho You’ll Work WithArista Networks is looking for world-class software engineers to join our Software for Open Networking in the Cloud (SONiC) software development team. As a core member of the SONiC team, you will be part of a fast-paced, high caliber team b ...

Software Engineer Imaging

Accelerate the Future of Mapping: Software Engineer - Imaging (Sensor Fusion)Are you ready to apply your expertise in software engineering and sensor fusion to cutting-edge products? Trimble Applanix is looking for a motivated engineer to design and optimize advanced photogrammetric and L ...

Software Engineer (Telepresence)

Ambassador Labs (formerly Datawire), the cloud native developer experience leader, enables developers to code, ship, and run applications faster and easier than ever. Maker of top open source projects, including and , Ambassador Labs delivers a for Kubernetes that integrates the development, deployment, and prod ...

Advisory Software Engineer

<img style=float:right src=data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAQMAAABICAYAAADyOZDQAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAABxuSURBVHhe7Z0HmBRF2sf/0z1xZ5ddktnPnM5TkBM5URARA2Ii6JlQVIwg ...

Software Engineer Landmark

We are looking for the right people — people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of worki ...

Senior Software Engineer

The Role This position is responsible for the design, execution, assessment, security, and troubleshooting of software programs and applications. This includes configuring, coding, developing, and documenting software specifications throughout the project life cycle. In addition, the Soft ...

Embedded Software Engineer

We're looking for a passionate Embedded Software Engineer to join our development team, where you'll play a key role in designing, implementing, and maintaining embedded software for cutting-edge products. In this role, you’ll collaborate cross-functionally to bring new features to life, adapt existing systems f ...

Software Engineer III

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $125,500 - $154,000 CAD The pay details posted reflect a temporary market premium specific to this role that is reassesse ...

Associate Software Engineer

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $59,500 - $84,000 CAD TD is committed to providing fair and equitable compensation opportunities to all colleagues. Growt ...

Software Engineer III

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $125,500 - $154,000 CAD TD is committed to providing fair and equitable compensation opportunities to all colleagues. Gro ...

Senior Software Engineer

We are looking for a highly skilled Senior Software Developer to design, develop, and maintain software applications. This role requires strong technical expertise, problem-solving skills, and a passion for learning and innovation. This is a remote role for candidates in the US or Canada, focusing on cross-funct ...

Embedded Software Engineer

Embedded Software Engineer Company Description Veolia Group is a global leader in environmental services, operating across all five continents with nearly 218,000 employees. Specializing in water, energy, and waste management, Veolia Group designs and implements innovative ...

Software Engineer (Java)

Requisition ID: 262726 Join a purpose driven winning team, committed to results, in a ...

Software Engineer (Mainframe)

Job Description :We're evolving how we attract and engage with our clients, and as a Mainframe Software Engineer on our team, you'll design, develop, support, and analyze large-scale applications and systems. This is a hands-on role focused on building high-quality solutions while growing your technica ...

Embedded Software Engineer

It's fun to work in a company where people truly BELIEVE in what they're doing!Lumentum Canada was awarded the 2022 National Capital Region’s Top Employers and the 2022 Career Directory Canada’s Best Employers for Recent Graduates . Position Title: Embedded Software Engine ...

Associate Software Engineer

At Broadridge, we've built a culture where the highest goal is to empower others to accomplish more. If you’re passionate about developing your career, while helping others along the way, come join the Broadridge team.As part of the conversion team the software engineer will support the our data conver ...

Senior Software Engineer

Position Overview Autodesk’s Data Platform is building the next generation of data infrastructure AI native, scalable and developer-friendly systems that power analytics, AI, real-time insights, and customer-facing experiences across Autodesk.To power this vision, we are hiring sof ...

Software Engineer III

Software Engineer IIIOur client is looking for a seasoned engineer to architect scalable systems, mentor talented developers, and push the boundaries of what’s possible with AI‑powered products — all from wherever you do your best work.What You’ll Do</s ...

MTS1, Software Engineer

At eBay, we're more than a global ecommerce leader — we’re changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We’re committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusias ...

Senior Software Engineer

Job Description What is the opportunity?As a Senior Software Engineer on the Advice Centre Engineering Team, you will design and build enterprise-scale applications and backend services that enable real-time audio streaming, transcription, and AI-powered summarization. You'll play a k ...

DevX Software Engineer

Global Technology Solutions (GTS) at ResMed is a division dedicated to creating innovative, scalable, and secure platforms and services for patients, providers, and people across ResMed. The primary goal of GTS is to accelerate well-being and growth by transforming the core, enabling patient, people, and part ...

Senior Software Engineer

At eBay, we're more than a global ecommerce leader — we’re changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We’re committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusias ...

Software Engineer, Backend

At Lyft, our purpose is to serve and connect. We aim to achieve this by cultivating a work environment where all team members belong and have the opportunity to thrive.The Mapping organization at Lyft has spent the last few years building up Lyft’s mapping assets and capabilities by combining ma ...

Staff Software Engineer

At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness ...

Senior Software Engineer

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will fin ...

Software Engineer III

Description :Summary:Regulatory and Customer Central Product Group of TD's Core Platform is seeking a talented Software Engineer III to develop & support critical applications around customer book of record, these highly used applications are gateway to maintain customer inf ...

Software Engineer (Java)

Is this role right for you? In this role you will: partner with peer engineers, business partners, and the various GBME teams for developing solutions. Work closely with end users, and business teams to understand business needs, conduct gap analysis and requirements assessments as needed</li ...

Senior Software Engineer

Is this role right for you? In this role, you will: Contribute to designing and developing application features and modern UI solutions using React.js, while meeting development standards Work with cross-functional teams to help design and implement features Participate in fu ...

Software Engineer, AI

Are you driven by innovation and looking to thrive in a fast-paced, growing environment? Join us at Calabrio-Verint and be part of our dynamic team! Help us in reshaping the landscape of customer experience – where every interaction becomes an opportunity, and every insight drives meaningful change.Cal ...

Senior Software Engineer

Are you ready to be a big part of something big?At Trader Interactive, we make buying and selling a great experience. We’re a group of go-getters who decided they didn’t want to settle for the status quo. We come together as one team to build value and drive innova ...

Software Engineer III

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $125,500 - $154,000 CAD The pay details posted reflect a temporary market premium specific to this role that is reassesse ...

Software Engineer III

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $125,500 - $154,000 CAD The pay details posted reflect a temporary market premium specific to this role that is reassesse ...

Software Engineer III

**Work Location:** Toronto, Ontario, Canada **Hours:** 37.5 **Line of Business:** Technology Solutions **Pay Details:** $125,500 - $154,000 CAD TD is committed to providing fair and equitable compensation opportunities to all colleagues. Gro ...

Senior Software Engineer

**Hi, we are ecobee.** ecobee introduced the world’s first smart Wi-Fi thermostat to help millions of consumers save money, conserve energy, and bring home automation into their lives. That was just the beginning. We continue our pursuit to create technology that brings peace of mind into the home and a ...

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