840,261+ Lead Software Engineer Pythonreact Jobs in Canada — Top Companies Hiring June 2026

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Lead Software Engineer at Electronic Arts

Drive innovation in game development as a Lead Software Engineer III at Electronic Arts. Focus on cutting-edge AI workflows and back-end systems for player-generated content.As part of Electronic Arts' Infrastructure & Platform Services, you will be critical in shaping user-generated experiences. This role e ...

Lead Software Engineer for BI Solutions

Transform customer experiences as the Lead Software Engineer for Business Intelligence at Calabrio-Verint. This role emphasizes the creation of large-scale data platforms leveraging modern cloud technologies.Calabrio-Verint is looking for an innovative Lead Software Engineer to spearhead the development of n ...

Lead Software Engineer for Trust Systems

Join Sectigo as a Lead Software Engineer focusing on Trust Systems, operating in a hybrid environment. Leverage your expertise in Golang to develop scalable backend solutions that enhance security protocols. As a Principal Engineer, you will lead the design and implementation of distributed systems ...

Lead Software Engineer at Citi Tech

Transform the landscape of global finance as a Lead Software Engineer with Citi's Tech team. Drive the design and implementation of automated platforms that set the standard in the industry. You will play a vital role within Markets Operations Technology focusing on margin and collateral improvement ...

Lead Software Engineer at Electronic Arts

Drive innovation in game development as a Lead Software Engineer III at Electronic Arts. Focus on cutting-edge AI workflows and back-end systems for player-generated content. As part of Electronic Arts' Infrastructure & Platform Services, you will be critical in shaping user-generated experiences. T ...

Java Software Engineer – Lead Consultant Role

Pursue a rewarding career as a Java Software Engineer at Genpact, focusing on software delivery with a clear emphasis on Java technologies in a remote work setting. This role is designed for skilled engineers looking to lead. As a Lead Consultant, your job will involve coding, testing, and providing ...

Lead Software Engineer OSI Maritime Systems

Elevate your career at OSI Maritime Systems as a Lead Software Engineer. Manage a team of engineers delivering cutting-edge software solutions for marine navigation in a collaborative setting. This role requires you to lead a small engineering team while ensuring the production of high-quality softw ...

Lead Full Stack Software Engineer Aversan

Advance your career at Aversan Inc. as a Senior Full Stack Software Engineer, where you will be instrumental in developing critical aerospace software. This hybrid role combines technical leadership with innovative design efforts. As a vital team member, you will engage in the design and validation ...

Lead Software Engineer for Ingestion & Indexing

Thomson Reuters is looking for a Staff Software Engineer to lead the ingestion and indexing operations within our search platform. Play a vital role in managing high-volume document processing while ensuring performance and reliability. As a technical anchor, you'll focus on designing and implementi ...

Lead Software Engineer for Billing Systems

Support Asana’s growth as a Lead Software Engineer focusing on billing systems in Vancouver. Utilize Scala and modern architecture for building payment solutions. As a key member of the Payment Platform Team, you will lead initiatives enhancing Asana’s billing, subscription, and payment infrastructu ...

Lead Software Engineer AI and SaaS

Take the lead as a Software Engineer, specializing in AI and SaaS application development. Tackle backend and frontend challenges while driving innovative solutions for complex enterprise problems. In this senior role, you will spearhead development initiatives focused on generative AI technologies. ...

Lead Software Engineer at Haventree Bank

Become a Technical Lead at Haventree Bank, where you will lead a team dedicated to creating financial solutions on web, iOS, and Android platforms. This role combines leadership, engineering, and a hands-on approach to product development. In this pivotal role, you will guide a team of skilled engin ...

Lead Software Engineer AI (Materia AI)

This posting is for proactive recruitment purposes and may be used to fill current openings or future vacancies within our organization.Lead Software Engineer - AI (Materia AI)Are you excited about building AI-driven software that redefines how professionals work? Join a dynamic and highly skilled tea ...

Lead Software Engineer, Public Markets Technology

Purpose. Performance. People. Joining CPP Investments means joining one of the world’s most admired and respected institutional investors to drive a single mandate: to deliver strong, sustainable returns for generations of Canadians. With a long‑term horizon and global reach, we deploy capital at scale acr ...

Lead Software QA Engineer at Everflow

Drive quality assurance initiatives as a Lead Software QA Engineer at Everflow. Oversee the automation roadmap while working on our innovative SaaS Partner Marketing platform. In this Senior SDET position, your expertise will guide the development of a robust quality assurance framework. You will be ...

Lead Software Engineer with G Adventures

Explore a new opportunity as a Lead Software Engineer at G Adventures. Your technical skills will shape the development of groundbreaking applications tailored for travelers around the world. In this leadership role, you'll oversee the technical aspects of software projects, ensuring alignment with ...

Lead Software Engineer, AI & Emerging Tech

Role Summary As a Lead Engineer for AI & Emerging Tech, you will drive the design, development, and deployment of next‑generation tech and AI‑powered solutions that unlock business value across the organization. This is a hands‑on, coding‑intensive leadership role, where you will code, architect, ...

Lead Flight Software Engineer C++ VxWorks

Elevate your career at MDA Space as a Lead Flight Software Engineer with expertise in C++ and VxWorks. This hybrid position focuses on creating safety-critical flight software. Taking a leadership role on the Robotics & Space Operations team, you will drive subsystem design and implementation while ...

Lead Diagnostics Software Engineer, ATE Integration

Overview At AMD, our mission is to build great products that accelerate next-generation computing experiences—from AI and data centers, to PCs, gaming and embedded systems. Grounded in a culture of innovation and collaboration, we believe real progress comes from bold ideas, human ingenuity a ...

Lead Diagnostics Software Engineer, ATE Integration

DIAGNOSTICS Engineer At AMD, our mission is to build great products that accelerate next-generation computing experiences—from AI and data centers, to PCs, gaming and embedded systems. Grounded in a culture of innovation and collaboration, we believe real progress comes from bold ideas, human ...

Lead Software Engineer AI (Materia AI)

This posting is for proactive recruitment purposes and may be used to fill current openings or future vacancies within our organization. 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 a ...

Lead Software Engineer for Distributed Systems

Become the lead architect at Userful's EdgeAI team as a Software Developer. This role emphasizes solving complex problems in distributed systems and artificial intelligence. Userful is actively seeking an experienced engineer with a passion for cutting-edge technology. You’ll leverage your expertise ...

Lead Software Engineer | Upto $70/hr

We’re looking for experienced Software Engineers to complete Coding tasks in a variety of Enterprise Languages. Target Domains Systems + Build Toolchains : C, Rust Enterprise JVM / Build Ecosystems : C#, Kotlin, Scala, Swift Production Web + Ops Scrip ...

Lead Software Engineer for Enterprise Languages

Join a cutting-edge team seeking a Lead Software Engineer with expertise in Enterprise Languages. Leverage your skills in systems, build toolchains, and production web scripting. We are searching for an experienced Software Engineer responsible for completing coding tasks within various domains, inc ...

Lead Software Engineer II at Carta

Join Carta's mission as a Lead Software Engineer II and tackle complex challenges within private capital software solutions. Engage in impactful projects from a fully remote location. In this role at Carta, you'll leverage your extensive software engineering experience—ideally 8+ years—to drive proj ...

Lead Software Engineer, Public Markets Technology

Purpose. Performance. People. Joining CPP Investments means joining one of the world’s most admired and respected institutional investors to drive a single mandate: to deliver strong, sustainable returns for generations of Canadians. With a long‑term horizon and global reach, we deploy capita ...

Lead Software Engineer for Online Systems

Drive online engineering excellence at Electronic Arts as a Lead Software Engineer in the EA SPORTS™ FC franchise. Leverage your expertise to lead a global team and enhance gaming experiences. In this senior role, you will guide a team of 20+ engineers, focusing on multiplayer networking and backend ...

Software Engineer 3 Co Simulation Lead

Embrace a Software Engineer 3 role with Raise, focused on co-simulation in a hybrid model based in Markham. Utilize expertise in software integration and simulation tools. In this hybrid position, you’ll be responsible for leading the deployment of co-simulation components that directly impact featu ...

Lead Software Engineer, Asana API Team

Join Asana as a Lead Software Engineer to drive API platform initiatives. This role emphasizes effective experience building public-facing API products and collaboration within engineering teams. You’ll leverage over six years of experience and two years of leadership to make the Developer Platform ...

Lead Full Stack Software Engineer Aversan

Advance your career at Aversan Inc. as a Senior Full Stack Software Engineer, where you will be instrumental in developing critical aerospace software. This hybrid role combines technical leadership with innovative design efforts.As a vital team member, you will engage in the design and validation of softwar ...

Senior Software Engineer — Lead Architect & Mentor

A leading tech company in Canada is seeking a Senior Software Engineer to lead the design and implementation of scalable software solutions. You will mentor junior engineers, tackle technical challenges, and collaborate across teams to align technology with business goals. The ideal candidate has extensive exper ...

Remote Lead Software Engineer Architect & Mentor

A leading company is seeking a software engineering team lead to inspire and mentor a group of developers. In this permanent work from home position, you will drive product development and technical excellence while fostering communication across multiple teams. Ideal candidates will possess a strong background ...

Remote Lead Software Engineer Architect & Mentor

A leading company is seeking a software engineering team lead to inspire and mentor a group of developers. In this permanent work from home position, you will drive product development and technical excellence while fostering communication across multiple teams. Ideal candidates will possess a strong background ...

Lead Principal Software Engineer Web Platform

Drive innovation in web technology as a Lead Principal Software Engineer in our Web Platform Engineering team. Shape architecture while enhancing developer experience and performance scalability.In this senior role, you'll lead technical strategy for our web platform, focusing on architecting robust frontend ...

Lead Software Engineer, Front End UI

Become the Lead Software Engineer with illumin in Toronto, specializing in Front End UI development and digital advertising technologies. Your technical leadership will shape the future of our innovative platform. In this senior role, you’ll work extensively with cross-functional teams while driving ...

Staff Software Engineer — Modeling Platform Lead

A technology company focused on sales performance is seeking a Staff Software Engineer for its Modeling Platform. The role demands setting a multi-year technical strategy, architecting distributed systems, and owning decisions with organization-wide impact. Ideal candidates have at least 8 years of software engi ...

Staff Software Engineer Platform & Architecture Lead

A fintech startup in Toronto is seeking a Staff Software Engineer to lead architectural decisions and develop our core financial systems. This role involves building end-to-end features, making strategic technical decisions, and mentoring fellow engineers. With 8+ years of experience in distributed systems and e ...

Capital Markets Lead Software Engineer Role

Become a key player at CPP Investments as a Lead Software Engineer dedicated to Capital Markets and Factor Investing technology. Engage in cutting-edge technological solutions to drive business success.In this role, you will contribute to CPP Investments by developing and supporting data-driven strategies th ...

Lead Software Engineer at CPP Investments

Shape the future of portfolio management with CPP Investments as a Lead Software Engineer. Drive technical excellence and deliver scalable, resilient technology solutions for fund management.As a key member of the Total Fund Management team, you will lead software development from design to deployment. Colla ...

Thomson Reuters AI Lead Software Engineer

Join the cutting-edge team at Thomson Reuters as a Lead Software Engineer, shaping AI-driven software solutions that enhance accounting workflows. This hybrid role requires strong Python expertise and hands-on backend development. In this pivotal position, you will design and implement scalable back ...

Lead Software Engineer at IT Consulting

Elevate your career as a Lead Software Engineer in a dynamic IT consulting firm. This role emphasizes advanced system integration, software development lifecycle, and client collaboration. This position requires a Bachelor's degree and over five years of experience in software engineering. The succe ...

Lead Software QA Engineer in Brossard

Join Eaton EESS Division as a Lead Software QA Engineer in Brossard, Québec, with a hybrid work environment. Focus on team management and elevating software quality standards before product launches. In this pivotal role, you will guide a team of QA engineers to ensure that software meets high-quali ...

Banyan Software Forward Deployed Engineer Lead

Join Banyan Software as a Forward Deployed Engineer Lead, working remotely to drive application modernization and define best practices. Engage in deep technical leadership and assist teams in adopting cloud-native solutions. This critical role demands a full-stack software engineer with advanced sk ...

Lead Software Engineer for BI Solutions

Transform customer experiences as the Lead Software Engineer for Business Intelligence at Calabrio-Verint. This role emphasizes the creation of large-scale data platforms leveraging modern cloud technologies. Calabrio-Verint is looking for an innovative Lead Software Engineer to spearhead the develo ...

Lead Principal Software Engineer Web Platform

Drive innovation in web technology as a Lead Principal Software Engineer in our Web Platform Engineering team. Shape architecture while enhancing developer experience and performance scalability. In this senior role, you'll lead technical strategy for our web platform, focusing on architecting robus ...

Lead Software Engineer at Priority Technology

Shape the future of financial tech as a Lead Software Engineer with Priority Technology Holdings, Inc. in a role focused on complex systems design, scalability, and AI-driven solutions. As a Staff Software Engineer, you will spearhead system design practices across multiple teams in a collaborative ...

Lead Software Engineer at Citi Insight

Join Citi as a Lead Software Engineer, architecting scalable applications and optimizing data processing. This hybrid role focuses on regulatory reporting and modern technologies. In this senior position at Citi's Insight team, you will lead applications systems analysis and programming, ensuring co ...

Capital Markets Lead Software Engineer Role

Become a key player at CPP Investments as a Lead Software Engineer dedicated to Capital Markets and Factor Investing technology. Engage in cutting-edge technological solutions to drive business success. In this role, you will contribute to CPP Investments by developing and supporting data-driven str ...

Lead Software Engineer for AI Solutions

Shape the future of fleet management with Element as a Lead Software Engineer specializing in AI-assisted solutions. Drive end-to-end delivery of innovative applications and enhance client experiences. In this pivotal role in Toronto, you will guide dynamic development teams. Your expertise in backe ...

Lead Full Stack Software Engineer Toronto

Shape the future of software engineering at Kraft Heinz as a Principal Full-Stack Software Engineer in Toronto. Embrace a hybrid work model and lead platforms to enhance developer productivity. In this pivotal role, you will spearhead internal engineering frameworks and developer enablement strategi ...

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