Top Software Engineer Jobs in Montreal

Design, build, test, and operate backend services and APIs for Expedia's content platform. Collaborate with product and partner teams, ensure observability, reliability, and security, and safely integrate AI/ML capabilities to improve content quality and automation.

Design, build, and maintain backend services for fraud and risk detection at scale. Deliver features end-to-end, partner with Data Science/ML, improve reliability and observability, respond to incidents, and build reusable systems to reduce financial loss and protect users.

Looking for a Software Engineer to build financial products and tooling for Cash App's Lending team, ensuring quality and compliance while collaborating across domains.

Develop, launch, and maintain backend systems for card issuing and transaction processing. Break down projects, collaborate with product/design/analytics, write clear well-tested code, support operations and on-call duties, create/monitor metrics, perform code reviews, and participate in hiring and team growth activities.

The Software Engineer will enhance Lending products for Cash App, focusing on building complex systems, APIs, and collaborating with multiple teams to support economic empowerment through accessible credit.

As a Staff Fullstack Software Engineer, you'll optimize user monetization systems at Dropbox, leading technical strategies for checkout and subscriptions while mentoring engineers.

You will design, develop, and launch backend systems, APIs, and collaborate with cross-functional teams to support product development and operations.

Looking for a Software Developer to work on full stack development, leveraging .NET and other technologies, while collaborating within an Agile team to create high-quality software solutions.

As a software developer at Genetec One, you will write maintainable code, participate in team discussions, follow DevOps practices, and debug applications while mentoring junior developers.

As a Software Developer, you will design and optimize CI pipelines, enhance automation workflows, collaborate with teams, and improve tool usability at Maxon.

Lead technical strategy and deliver backend systems for search and recommendation at scale. Collaborate with PM, design, and analytics to define and execute business-impacting projects. Own operations, availability, monitoring, and on-call practices while mentoring engineers and setting code and design standards.

Build and maintain backend systems for money movement and card ledger features. Design, develop, and launch scalable APIs and services (Python or Kotlin) using AWS, MySQL, and Kubernetes. Collaborate with product, design, data science, and cross-functional teams, support operations and on-call, create and monitor metrics, participate in code reviews and hiring, and deliver well-tested, extensible solutions.

Design, build, and operate distributed ledger, transaction, settlement, and treasury systems. Develop durable ledgering APIs, emit trusted data for finance, maintain high-reliability services to SLOs, lead complex cross-team projects, mentor engineers, and integrate AI tooling across the development lifecycle.

The GPU Kernel Engineer will design and implement high-performance GPU kernels, optimize code, and collaborate with research teams to enhance AI workloads.

As an Autonomy Software Engineer, you will enhance autonomy platforms, develop capabilities, and deploy solutions for various applications like search and rescue and delivery.

Design, build, and operate high-throughput, fault-tolerant ledger and settlement systems of record. Develop durable ledgering APIs, settlement orchestration, and treasury automation. Ensure data contract integrity for downstream finance, run production systems to SLOs, debug multi-layer issues, lead and mentor engineers, and use AI tooling to reduce operational toil.

Develop software modules from documented requirements and engineering standards, estimate and test assigned work, execute unit/integration tests, present technical findings, and analyze localization requirements to adapt products.

Lead design, development, and rollout of supplier integrations and data pipelines using Node.js/TypeScript. Ingest, normalize, and store data from APIs, SFTP and other feeds; implement deep-linking, booking and commission integration; ensure security, scalability, observability and CI/CD; collaborate with product, infrastructure and data squads; mentor junior developers and promote maintainable code.

As a Senior Software Engineer, you will enhance data pipelines, integrate with EHR systems, and mentor fellow engineers while ensuring scalable and reliable solutions for health technology.

As a Senior Software Engineer on the AI Platform, you'll develop scalable AI systems, focusing on backend services, workflows, and integrations, partnering with cross-functional teams.

The Senior Software Engineer will build route planning and tracking systems, develop web applications, and create APIs for logistics and dispatch operations.

As a Senior Software Engineer, you'll lead the backend systems for Affirm's Growth Platform, collaborating and delivering projects while fostering quality and ownership within the team.

Develop, maintain, and operate C# microservices on Microsoft Azure, enhancing service performance and stability while participating in 24/7 support rotation.

The role involves developing, reviewing software requirements and code, supporting certification activities, ensuring compliance with DO-178C, and collaborating in multidisciplinary teams for aerospace systems.

The Senior Full-stack Developer will design, develop, and maintain scalable software solutions across front-end and back-end, ensuring quality and collaboration within an agile team.