163,077+ Lead Software Engineer Pythonreact Jobs in Toronto, Canada — Local Employers Hiring June 2026

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Infrastructure & Reliability Engineer at Rootly

Join Rootly as an Infrastructure & Reliability Engineer to optimize incident response mechanisms. This role requires a blend of software engineering and operations expertise in a vibrant startup culture.As part of our early engineering team, you’ll focus on the core infrastructure that empowers inciden ...

Senior Engineer in Databases Toronto Office

Elevate your career as a Senior Software Engineer focused on databases in Toronto. This hybrid position promotes teamwork and innovation in database solutions.In this influential role within a flourishing data company, you'll enhance system performance, architecture, and reliability while building new ...

Senior Engineer Session Replay Development

Explore new frontiers in software at Sentry as a Senior Engineer in the Session Replay domain. Leverage your expertise in Python and React to enhance developer tools in a collaborative setting.In your role, you’ll contribute to designing and implementing features allowing developers to replay users' ex ...

Docebo Senior Product Engineer Needed

Elevate your career as a Senior Product Engineer at Docebo, designing AI-powered learning experiences. Confront software challenges head-on while leading innovative development teams.Your role will emphasize technical leadership and hands-on development, preparing you to tackle complex problems effecti ...

Machine Learning Engineer in Toronto

Amazon is seeking a Machine Learning Engineer in Toronto to develop impactful Generative AI projects for customer service. Your work will directly improve how we deliver exceptional experiences.You'll be responsible for building and scaling systems that provide insights into customer interactions, supp ...

Pega Developer

Junior Software Engineer - Global Payments Engineering Qualifications: Experience: 6-8 years 10+ years working as developer and understanding of integrations in Pega Strong end-to-end application integration experience Familiarity with Agile process ...

Analytics Engineer with Databricks Expertise

Join APPIT Software Solutions as a Databricks Analytics Engineer in Toronto, where you'll deliver cutting-edge analytics solutions on the Databricks Lakehouse Platform.In this role, you'll focus on architecting medallion architecture and constructing data transformation pipelines. You'll develop curated data ...

Senior Java Engineer Multitenant Solutions

Unlock your potential as a Senior Staff Engineer, focused on crafting secure, high-performance applications at scale. Your role will involve leveraging Java and modern AI tools to drive innovation.In this pivotal role, you will architect and develop multitenant systems while working collaboratively wit ...

Solution Engineer CI/CD Focus at TCS

Join Tata Consultancy Services as a Solution Engineer specializing in CI/CD pipelines. Leverage your skills in automation and DevOps to enhance software integration in Canada.In this role, you will be responsible for supporting application migration to GitHub Actions, addressing DevOps challenges, and ...

Senior Platform Engineer in a Local Tech Firm

Take charge as a Senior Platform Engineer focused on local solutions. Contribute to the development of a homeowner management platform designed for the GTA market.This role will task you with delivering high-quality, scalable software while effectively collaborating with product teams. You'll drive arc ...

Remote Full Stack Engineer on Payments

Shape the future of global payments as a Remote Full Stack Engineer. Contribute to the expansion of critical systems and innovative solutions in a collaborative environment.Candidates should have 2-10+ years of relevant software engineering experience. Your role focuses on building next-generation prod ...

Research Engineer in Decentralized Finance

Join Berachain as a Research Engineer and contribute to innovative decentralized finance solutions with a focus on blockchain technologies. This role suits those passionate about modern engineering practices and thrives in a collaborative space in Toronto.Candidates should have over five years of softw ...

Backend Engineer 3 with eBay: Java Expertise

Drive innovation at eBay as a Backend Engineer 3, specializing in Java development and high-performance systems. You'll be pivotal in creating scalable backend solutions that enhance user experiences.Within the Search Backend team, leverage your 5+ years of development experience to design and implemen ...

Senior Engineer in Databases Toronto Office

Elevate your career as a Senior Software Engineer focused on databases in Toronto. This hybrid position promotes teamwork and innovation in database solutions.In this influential role within a flourishing data company, you'll enhance system performance, architecture, and reliability while building new featur ...

AWS Neuron Kernel Optimization Engineer

Enhance machine learning performance as a Kernel Performance Engineer at Annapurna Labs, AWS. Focus on developing high-performance compute kernels for leading-edge ML accelerators like Inferentia and Trainium.This position seeks candidates with over 3 years of software development exposure, ideally targeting ...

Senior Engineer in Databases Toronto Office

Elevate your career as a Senior Software Engineer focused on databases in Toronto. This hybrid position promotes teamwork and innovation in database solutions.In this influential role within a flourishing data company, you'll enhance system performance, architecture, and reliability while building new featur ...

Senior Platform Engineer in a Local Tech Firm

Take charge as a Senior Platform Engineer focused on local solutions. Contribute to the development of a homeowner management platform designed for the GTA market.This role will task you with delivering high-quality, scalable software while effectively collaborating with product teams. You'll drive architect ...

Senior Java Developer (with Python, AWS and Terraform)

Project description We are seeking a skilled and passionate Senior Software Engineer with strong expertise in Java and AWS to join our technology team. The ideal candidate will have extensive hands-on experience in software development and architecture, with a keen ability to design and analyze ...

Senior Java Developer (with Python, AWS and Terraform)

Project description We are seeking a skilled and passionate Senior Software Engineer with strong expertise in Java and AWS to join our technology team. The ideal candidate will have extensive hands-on experience in software development and architecture, with a keen ability to design a ...

Senior Machine Learning Engineer

Senior Machine Learning Engineer TSD Salary:$123,833.00 – $170,184.00 Division:Technology Services Job Type & Duration:Full-time, 1 Permanent Vacancy Shift Information:Monday to Friday, 35 hours per weekAbout the Role The City of Toronto is expanding its AWS base ...

Senior Qa Engineer Hybrid Schedule Toronto

Elevate your QA career at NetBrain as a Senior QA Engineer, focused on network automation. Join a collaborative team in Toronto, ON, working on exciting automation projects. With over 2,500 enterprises relying on NetBrain’s creative platform, this position demands an experienced qualified passionate ...

Salesforce Loyalty Engineer In Toronto

Develop cutting-edge solutions as a Software Engineer II focused on Salesforce Loyalty Management in Toronto, Ontario. Leverage your expertise in APEX programming and data modeling to enhance business processes. This role requires 5+ years in software engineering and 2+ years with Salesforce CRM. You will ...

Privacy Focused Rust Engineer At Mozilla Toronto

Drive ethical advertising as a Senior Rust Software Engineer at Mozilla Corporation. Utilize your programming expertise to build privacy-preserving ad solutions that enhance user experiences. As part of the Ads Engineering team, your role will focus on developing internal components that support Moz ...

Full Stack SW Engineer

Role Description We’re seeking a full-time Senior Software Engineer in Toronto, ON (hybrid, ideally). In this role, you’ll collaborate with cross-functional teams to design, develop, and maintain systems that power our AI-driven platform, including, but not limited to our AI analysis platform, our workflow deplo ...

Full Stack Developer

We are seeking a Software Engineer to execute the full lifecycle of the product development, by programming well-designed, efficient, and testable code that meets specifications. ResponsibilitiesDevelop new capabilities and re-architect parts of an existing system. Take part in test-driven, iterative d ...

AI Powered Quality Engineer at Lyft

Join Lyft as a Senior Software Engineer specialized in AI and automation to elevate quality assurance practices. In this role, you'll create advanced tooling to enhance testing processes and increase developer efficiency.As a key member of the Rider Quality team, you will design and implement innovativ ...

Full Stack Engineer

Full Stack Engineer Requisition ID: 262105 Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture. We are looking for an accountable and driven Full Stack Engineer to join Global Wealth Management Technology (GWMT) – where we develop and m ...

Senior Backend Engineer, Cases Product

EvenUp is on a mission to close the justice gap using technology and AI. We empower personal injury lawyers and victims to get the justice they deserve. Our products enable law firms to secure faster settlements, higher payouts, and better outcomes for victims injured through no fault of their own in vehic ...

Backend Engineer, Cases Product

EvenUp is on a mission to close the justice gap using technology and AI. We empower personal injury lawyers and victims to get the justice they deserve. Our products enable law firms to secure faster settlements, higher payouts, and better outcomes for victims injured through no fault of their own in vehic ...

Frontend Engineer (Cases Product)

Overview EvenUp is on a mission to close the justice gap using technology and AI. We empower personal injury lawyers and victims to get the justice they deserve. Our products enable law firms to secure faster settlements, higher payouts, and better outcomes for victims injured through no fault of their own in ve ...

Frontend Engineer (Cases Product)

Overview EvenUp is on a mission to close the justice gap using technology and AI. We empower personal injury lawyers and victims to get the justice they deserve. Our products enable law firms to secure faster settlements, higher payouts, and better outcomes for victims injured through no fault of ...

Director, Developer Experience, Simplii Technology

## Director, Developer ExperienceApplylocations: Toronto, ONtime type: Full timeposted on: Posted Todaytime left to apply: End Date: June 17, 2026 (13 days left to apply)job requisition id: We’re building a relationship-oriented bank for the modern world. We need talented, passionate professionals who ...

Senior Substation Design Engineer (P.Eng.)

An innovative engineering firm in Toronto is seeking a Senior Electrical Engineer specialized in substation design to join their Engineering and Design team. The ideal candidate will lead the design and engineering activities for medium- and high-voltage substations and will have the responsibility of coordinati ...

Structural Engineer, Transit Infrastructure

A major North American transit authority is seeking a Structural Engineer to lead design efforts and ensure the integrity of transit structures. You will work closely with teams to assess and improve existing assets, guiding strategic engineering decisions. The ideal candidate has a degree in civil or structural ...

Senior Substation Design Engineer (P.Eng.)

An innovative engineering firm in Toronto is seeking a Senior Electrical Engineer specialized in substation design to join their Engineering and Design team. The ideal candidate will lead the design and engineering activities for medium- and high-voltage substations and will have the responsibility of coordinati ...

Structural Engineer, Transit Infrastructure

A major North American transit authority is seeking a Structural Engineer to lead design efforts and ensure the integrity of transit structures. You will work closely with teams to assess and improve existing assets, guiding strategic engineering decisions. The ideal candidate has a degree in civil or structural ...

Embedded Systems Firmware Engineer — Real Time Automotive

A leading technology company in Toronto is seeking an experienced Firmware Engineer to design and implement innovative system-level features in embedded software. Candidates should possess a strong background in C programming, with a minimum of 4 years in embedded development and familiarity with RTOS. The role ...

AI Driven Backend Engineer (Serverless, TypeScript)

A Canadian FinTech company is seeking a Software Engineer, Backend to evolve its serverless infrastructure using cutting-edge AI tools. This role focuses on leading the architectural evolution, refactoring existing systems, and designing robust data pipelines and payment processing systems. Ideal candidates shou ...

Azure DevOps Engineer — Cloud, SaaS, Hybrid

A technology company focused on K-12 education is hiring a DevOps Engineer to manage application deployments and support their financial software systems. The ideal candidate has 3–5 years of experience in application support with a strong understanding of DevOps practices, particularly within Azure. This role i ...

Staff Infrastructure Engineer, PAM Platform Equity Eligible

A leading technology firm in Toronto is seeking a Staff Software/Platform Engineer for Infrastructure- Privileged Access Management. The ideal candidate has 7+ years of experience in programming, deep knowledge of Kubernetes, and a strong understanding of cloud technologies. This role involves designing, develop ...

Associate Python Engineer: Cloud & Microservices (Contract)

A tech recruitment firm in Toronto is seeking a Senior Python Software Engineer to enhance community knowledge with innovative solutions. The role requires expertise in Python and understanding of cloud computing, distributed systems, and relational databases. Strong communication skills and experience with GitH ...

Senior Python Engineer Microservices & Banking Platform

A tech company in Ontario is seeking a Senior Software Engineer to enhance its banking platform. The role involves designing scalable solutions, mentoring engineers, and participating in sprint planning. The ideal candidate has over 7 years of experience, proficiency in cloud computing, Docker, SQL, and Python, ...

SDET II: CI/CD Automation & Test Frameworks

A technology company is looking for a highly skilled Software Engineer specializing in Continuous Integration and Test Frameworks. Responsibilities include optimizing CI pipelines, designing automation frameworks, and providing support to teams. The ideal candidate has 4+ years of experience in CI/CD, strong com ...

Frontend Engineer, New Products — Hybrid (SF)

A leading technology company in Toronto is seeking a Software Engineer to join their New Products team. The role involves building and launching innovative products that enhance workflows for personal injury lawyers and their clients. With 5-10+ years in backend or frontend engineering, candidates should possess ...

Remote Senior Full Stack Engineer, Crypto & Alt Trading

A fintech leader in Toronto seeks a Principal Full Stack Engineer specializing in crypto and alternative trading products. This pivotal role involves architecting secure, scalable applications and driving the expansion of crypto infrastructure. Ideal candidates have over 8 years in software development and exper ...

Senior Data Platform Architect — Hybrid/Remote

A global e-commerce leader is seeking a Senior MTS Software Engineer to drive architectural vision for the Core Data platform. This role involves independent leadership of complex data initiatives, ensuring scalable and maintainable systems, and fostering a vibrant, inclusive engineering culture. Candidates shou ...

Senior Backend Engineer, New Products — Hybrid Role

A leading technology company in Toronto is seeking a Software Engineer to help build and launch new products that impact personal injury workflows. You’ll work with a collaborative team, using technologies like Python and React, to deliver solutions that improve lives. Ideal candidates have 5-10+ years in engine ...

Backend Engineer (Python/PL SQL) – Capital Markets

A leading financial institution in Toronto seeks a Software Engineer to enhance capital markets products and analytics platforms. The role focuses on backend development with a strong emphasis on Python and PL/SQL, involving collaboration with business teams and cross-functional leaders. Candidates should have 4 ...

Global Payments Tech Engineer React/Node, Cloud & CI/CD

A leading financial institution in Toronto is seeking a Software Engineer to contribute to Global Payments Technology. The candidate will develop scalable applications using technologies like ReactJS and NodeJS, ensuring robust solutions within a diverse and inclusive culture. Responsibilities include building f ...

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