Software Senior Engineer Canada Jobs

Senior Software Engineer role on Microsoft’s Azure Data Engineering team in Vancouver, Canada. Drive design and implementation of large-scale distributed systems for products like Microsoft Fabric and Azure SQL DB. Requires 4+ years coding in C, C++, C#, Java, JavaScript, or Python with a Bachelo...

Senior Software Engineer (Client) sought to design and evolve C++ SDKs and build pipelines for Call of Duty and Activision titles in Vancouver, Canada. You will own CI/CD processes, deliver robust APIs, and debug complex client-network issues. Requires 8+ years of C++ expertise, networking fundam...

Senior Software Engineer (Client) sought to design and evolve C++ client SDKs powering Call of Duty and Activision titles. You will own build pipelines, CI/CD, and networking libraries for console and PC. Requires 8+ years C++ expertise, strong networking fundamentals, and experience with CMake. ...

Senior Staff Software Engineer needed in Toronto to lead binary log data replication for SQL Server and Oracle at Fivetran. You’ll reverse-engineer database logs, build high-performance ELT pipelines, and mentor junior engineers. Requires 10+ years in Java/C/C++ with deep expertise in change data...

Senior Software Engineer (Applied Gen AI Engineering) at Citi in Mississauga, Canada. Architect and deploy production-grade, enterprise-scale Generative AI solutions using Python, LLMs, RAG, and agentic frameworks (LangChain, LangGraph). Leverage OpenShift for containerized deployments and drive ...

Senior Software Engineer – Azure Data Engineering, Vancouver, Canada. Join Microsoft to build the data platform for the AI era, working on products like Microsoft Fabric and Azure SQL. We seek backend engineers with 4+ years in C#, C++, or Python, skilled in distributed systems and large-scale da...

Senior Software Engineer, Cash App Banking – Toronto (Remote). Join Block to build and scale the future of banking within Cash App’s 50M+ user ecosystem. Leverage 8+ years of experience to lead large-scale features, design microservice architectures, and mentor engineers. Enjoy remote work, flexi...

Senior Software Engineer (Python) – Fixed Income at Citi in Mississauga, Canada. Join the Fixed Income Technology team to design and build high-performance Python applications for pricing, trading, and risk management. Requires 3-5 years of production Python experience, SQL, and OOP skills; Java ...

Senior Software Engineer (Client) sought to design and evolve C++ client libraries and tools powering Call of Duty and Activision titles. You will own build pipelines, CI processes, and deliver robust APIs for console and PC platforms. Requires 8+ years of C++ expertise, networking fundamentals, ...

Lead the development of cutting-edge applications as an Apps Dev Tech Lead Analyst VP in Mississauga, Canada. Leverage 8-10 years of expertise in Java, Spring Boot, and microservices to drive architecture and system enhancements. This senior role demands strong leadership, problem-solving skills,...

Senior Full Stack Software Engineer sought for an innovation lab within a leading Canadian insurance firm. Drive a high-visibility MVP using Java, Kotlin, TypeScript, React, and GraphQL. Requires 5-8 years of experience, test automation skills (Cypress, Postman), and bilingual French/English. Enj...

Senior Software Engineer sought by Confluent to lead backend development for Stream Governance products, including Schema Registry and Data Contracts. You will architect scalable, cloud-native distributed systems using Java or Go, with expertise in Kafka, Kubernetes, and AWS/GCP/Azure. This remot...

Senior Software Engineer II, Kora Compute at Confluent. Design and operate large-scale distributed systems in the cloud, driving real-time data streaming innovation. Requires 4+ years of cloud infrastructure experience, proficiency in Java or Go, and a customer-focused, collaborative mindset. Joi...

Join Microsoft’s Azure Data Engineering team in Vancouver, Canada as a Senior Software Engineer. Build and operate highly reliable backend services and data platforms for Microsoft Fabric, Azure SQL DB, and Cosmos DB. Requires a Bachelor’s in CS and 4+ years coding in C, C++, C#, Java, JavaScript...

Senior Software Engineer - Android/AOSP role in Waterloo, Canada. You'll lead end-to-end SDLC, architecting scalable software and writing production-grade code. Requires 10+ years in Java/Kotlin, 4+ years Android development, and deep AOSP expertise (AIDL, HAL, HIDL). Join a team building headles...

Senior Software Engineer needed in Vancouver, Canada to architect release infrastructure for Microsoft 365’s IC3 platform, powering billions of real-time conversations across Teams and Skype. Requires a Bachelor’s in CS, 4+ years coding in C++, C#, Java, or Python, and cloud services experience w...

Senior Rust Software Engineer needed to build ethical, privacy-forward ad infrastructure at Mozilla. You’ll develop scalable components in Rust and Python for client-side ad delivery across Firefox, Pocket, and MDN. Requires 5+ years experience, Rust expertise, and front-end familiarity. Remote-f...

Join Microsoft’s IC3 team in Vancouver, Canada as a Senior Software Engineer. You will design client/server media streaming components for Teams, serving millions of users. Requires a Bachelor’s in CS or related field with 4+ years in C, C++, C#, Java, JavaScript, or Python. Enjoy working on real...