Jobs for open source at Toronto

Xanadu, Toronto-based quantum software company, seeks an experienced Software Development Manager to lead the PennyLane Core Quantum Software team. You will guide a 7-10 person team building features for the PennyLane framework, coordinating with Product Managers and cross-functional groups to deliver high-quality open-source software.Experience in quantum...

About Xanadu:Xanadu’s mission is to build quantum computers that are useful and available to people everywhere.At Xanadu, we are learners, innovators, researchers, collaborators and problem solvers. We are creating something that has never been built before. What we are doing is extremely hard, the classic moon shot. Few people in their life will be able...

A leading open-source technology company is seeking a Developer Relations Engineer to connect with developer communities and improve open-source development experiences. The ideal candidate will possess a strong background in Linux development, excellent communication skills, and a passion for open-source software. This full-time position offers remote work...

A leading open source software firm in Canada is seeking exceptional software engineers specializing in virtualisation and container technology. The role emphasizes working in Go, Rust, or C/C++, with opportunities to collaborate on next-generation open source projects. Candidates should possess a strong academic background, experience in Linux environments,...

Join a global team as a Containerization Engineer focused on virtualisation and cloud infrastructure. Leverage your skills in Go, Rust, or C/C++ to contribute to groundbreaking open-source technologies. This remote role invites you to engage with a diverse, distributed team, concentrating on software delivery, container orchestration, and security-critical...

Vector Institute in Ontario is seeking an Associate Software Developer, ML, to enable open-source tooling and contribute to a flagship product with strong outcomes for researchers and stakeholders.You will support ML researchers with robust software practices, build reusable libraries and APIs, and help scale data pipelines and production-ready ML solutions...

Lush Handmade Cosmetics North America is seeking an Intermediate DevOps Engineer to support, operate, and enhance our global digital infrastructure from a Toronto area base. You will work with Terraform, Docker, Kubernetes, and Helm to ensure reliable, secure deployments and scalable cloud-native stacks across the organisation.You will help maintain GitLab...

A leading software development firm is seeking a Spanish-speaking Open Source Enterprise Sales representative to drive partnerships and build relationships. Ideal candidates will have a strong understanding of Linux, exceptional sales experience, and the ability to work in a global remote environment. This role offers a comprehensive benefits package...

A leading technology company in Toronto is looking for a Senior iOS SDK Engineer to guide the iOS SDK development from architecture to product. The role involves pioneering new features and designing high-quality APIs for large-scale applications. Ideal candidates have 5+ years in mobile engineering, deep knowledge in Swift and Objective-C, and a passion for...

Xanadu, Toronto-based quantum software company, seeks an experienced Software Development Manager to lead the PennyLane Core Quantum Software team. You will guide a 7-10 person team building features for the PennyLane framework, coordinating with Product Managers and cross-functional groups to deliver high-quality open-source software. Experience in...

A leading non-profit organization in Canada is seeking a Head of Engineering to lead a rapidly growing engineering team. The role focuses on building an open public network for non-public information with a commitment to social impact. Candidates should have strong leadership experience in remote settings, expertise in software development, and familiarity...

A leading technology company in Toronto is looking for a Senior iOS SDK Engineer to guide the iOS SDK development from architecture to product. The role involves pioneering new features and designing high-quality APIs for large-scale applications. Ideal candidates have 5+ years in mobile engineering, deep knowledge in Swift and Objective-C, and a passion for...

Join a global team as a Containerization Engineer focused on virtualisation and cloud infrastructure. Leverage your skills in Go, Rust, or C/C++ to contribute to groundbreaking open-source technologies. This remote role invites you to engage with a diverse, distributed team, concentrating on software delivery, container orchestration, and security-critical...

A leading tech firm is seeking exceptional software engineers to focus on virtualization and container technology. The role involves designing new features, security analysis, and collaborating with distributed teams. Candidates should have strong experience in Go, Rust, or C/C++, and a solid background in open-source technologies. The company offers remote...

A leading open source technology firm is seeking exceptional software engineers experienced in Go, Rust, or C/C++ for roles focusing on virtualization and container technology. Responsibilities include designing new features, engaging with open source communities, and conducting security analysis. The company offers a remote-first culture with annual...

A leading open source software company is seeking a Junior Software Developer for the Observability team. This remote role, based in Canada, involves developing a cloud-native monitoring stack using Python and Go. Responsibilities include writing and testing code, debugging issues, and collaborating with a distributed team. The ideal candidate should have a...

Lush Handmade Cosmetics North America is seeking an Intermediate DevOps Engineer to support, operate, and enhance our global digital infrastructure from a Toronto area base. You will work with Terraform, Docker, Kubernetes, and Helm to ensure reliable, secure deployments and scalable cloud-native stacks across the organisation. You will help maintain GitLab...

A leading open-source software provider is seeking exceptional software engineers skilled in Go, Rust, C/C++, and Python. The role focuses on virtualization and container technologies, offering opportunities for remote work and engagement with global teams. Ideal candidates have a strong academic background and experience in open-source projects. Canonical...

The Senior Software Engineer, iOS at MZLA Technologies Corporation is a fully remote role building Thunderbird’s iOS app. You will translate product needs into robust mobile solutions, collaborate with cross‑functional teams, and uphold security and accessibility standards across the stack.With 7+ years of software experience and 3+ years in mobile, you...

Vector Institute in Ontario is seeking an Associate Software Developer, ML, to enable open-source tooling and contribute to a flagship product with strong outcomes for researchers and stakeholders. You will support ML researchers with robust software practices, build reusable libraries and APIs, and help scale data pipelines and production-ready ML...