senior python backend jobs in Ottawa

Intermediate / Senior Software Engineer (TypeScript / Node.js)A growing technology company is building a modern fintech platform designed to power next-generation financial products and services.As part of a new initiative, this team is focused on developing scalable infrastructure and APIs that enable high-performance financial applications. Operating like...

Who We AreEvery transaction matters. Every Canadian matters. At Interac, we protect both — driving trust, security, and inclusion, so our digital economy thrives. Founded in 1984, Interac connects Canadians through secure digital payments, advanced identity verification and industry-leading fraud protection. Connecting banks, businesses, and individuals,...

A Tier 3 Support Engineer at JSI keeps our Nova and 4Sight platforms stable and helps Technical Support and Engineering resolve the hardest issues fast. Nova is our Kubernetes-based platform, built on RKE2, provisioned with Terragrunt/OpenTofu, and running across VMware vSphere and AWS/EKS environments. It uses Flux for GitOps, Grafana and Prometheus for...

Senior Cloud Operations and CI/CD SpecialistJoin Syntronic: Where Your Innovation Shapes the FutureAt Syntronic, we don't just follow industry trends—we set them! Join us in partnering with visionary companies and the brightest minds to turn ground-breaking ideas into reality. Imagine working on cutting-edge telecom advancements, pioneering automotive...

Shape the future of search at Affid as a Backend Software Engineer. Leverage your expertise in Python or Kotlin to enhance consumer experiences in this remote role. Affid is seeking a seasoned Backend Software Engineer with 8+ years in building scalable systems. This role involves setting technical strategies, collaborating across product development teams,...

Compensation Range (CAD) $78, 699 - $83, 618Employee Working Location: Partially Virtual / Hybrid (Canada)Employment Status: Permanent Full-timeThe Canadian Red Cross (Red Cross) – an inspirational not for profit organization, helps people and communities in Canada and around the world in times of need and supports them in strengthening their resilience....

Who we are:Sardine is the leading agentic risk platform for fighting financial crime. Our integrated solution unifies data across risk teams to help organizations stop fraud in real time, prevent AI-driven attacks, and automate fraud and AML operations. Sardine's platform is strengthened by one of the fastest-growing fraud consortiums in the market, spanning...

## Senior Groundwater ModelerApply: Vancouver, Canada: Toronto, Canada: Edmonton, Canada: Calgary, Canada: Saskatoon, Canada: Full time: Posted Today: JR102589We are SLR Consulting (Canada), an 1000+ team of advisory, environmental, engineering, and regulatory professionals across Canada. We deliver services through the integration of over 30 disciplines to...

Become a Senior Engineer at Stripe, focusing on transformational authentication solutions. Your role will enhance security and enrich user accounts for millions of clients while reshaping Stripe's infrastructure.In the User Auth Experience team, you'll be at the forefront of defining the roadmap and mentoring fellow engineers. This position requires...

Lab Summary:Our mission is to empower people to live healthier lives by leveraging our wearables, smartphones, medical devices, AI, and health services. We research, develop, and commercialize innovative digital health products and solutions by bringing together the full capabilities of our team, including product strategy and management, clinical expertise,...

Become a Senior Software Engineer at Derivative Path, specializing in financial accounting for cloud solutions. Contribute to creating automated software that enhances accounting workflows for financial institutions. In this role, you'll collaborate closely with Product and Delivery teams to support the hedge accounting sector within DerivativeEDGE. Your...

Come join our passionate team! Barracuda is a leading cybersecurity company providing complete protection against complex threats. Our platform protects email, data, applications, and networks with innovative solutions, and a managed XDR service, to strengthen cyber resilience. Hundreds of thousands of IT professionals and managed service providers worldwide...

Take your career to the next level with Lynx as a Senior Test Automation and Tools Developer. This remote position offers you the chance to craft impactful automation solutions in quality assurance.As a key player at Lynx, your expertise in Python and Jenkins will be crucial in building automation tools and improving productivity in software testing. With...

A leading cybersecurity firm is seeking a Senior Developer to design and build integration patterns and tooling for external partnerships. This role involves working directly with partners, leading technical designs, and ensuring high-impact integrations for AI-native technologies. The ideal candidate has strong backend experience, a clear mindset for...

Dropbox is a Virtual First company. For this role, we are currently only authorized to hire candidates from the following provinces: Alberta, British Columbia, Ontario, and Saskatchewan.OverviewDropbox isn't just a workplace—it's a living lab for more enlightened ways of working. We're a global community of bold visionaries and resourceful doers who are...

It's fun to work in a company where people truly BELIEVE in what they're doing!We're committed to bringing passion and customer focus to the business.If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!Lumentum Canada was awarded the 2022 National Capital Region’s Top Employers for the 6th...

Contribute to Sardine's mission as a Senior Software Engineer, specializing in frontend development. Embrace a remote-first culture while creating impactful user experiences using React and TypeScript.This position emphasizes high autonomy and leadership in engineering. You will design, build, and maintain user-facing features that meet production standards,...

Become a Senior Software Engineer at Derivative Path, specializing in financial accounting for cloud solutions. Contribute to creating automated software that enhances accounting workflows for financial institutions. In this role, you'll collaborate closely with Product and Delivery teams to support the hedge accounting sector within DerivativeEDGE. Your...

Who we are:Sardine is the leading agentic risk platform for fighting financial crime. Our integrated solution unifies data across risk teams to help organizations stop fraud in real time, prevent AI-driven attacks, and automate fraud and AML operations. Sardine's platform is strengthened by one of the fastest-growing fraud consortiums in the market, spanning...

Shape the future of search at Affid as a Backend Software Engineer. Leverage your expertise in Python or Kotlin to enhance consumer experiences in this remote role. Affid is seeking a seasoned Backend Software Engineer with 8+ years in building scalable systems. This role involves setting technical strategies, collaborating across product development teams,...