senior backend software engineer python jobs in Toronto

Elevate your career as a Senior Web3 Backend Engineer at Robinhood in Toronto. Architect and scale backend services for innovative crypto and financial applications in a high-impact role. As part of Robinhood's elite team, you will contribute to pioneering solutions in the rapidly evolving financial landscape. Your experience will drive the development of...

Build Python backend services and APIs as a Senior Software Developer in Toronto, using FastAPI and SQL within a hybrid schedule. Working in DNV’s Data & AI Engineering section, you will design, develop, test, and maintain scalable platform capabilities. The role combines API development, data modeling, cloud-native technologies, and backend engineering....

Senior Software EngineerPolicyMeSalary not statedFull-timeremote· seniorCanadapythonreactpostgreslangchainawsnodeListed via Jobicy · posted 16 Sept 2026. The application happens there, not on DevConnect.Apply on Jobicy## DescriptionOverview of the roleWe’re on a mission to modernize insurance, making it simpler, more accessible, and customer-first. The...

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate...

The Senior Software Engineer is responsible for developing, implementing, and supporting enterprise-grade cloud solutions leveraging Microsoft Azure and Microsoft Fabric. This role focuses on developing cloud-native applications, and enabling enterprise data integration through Azure Service Bus, Azure Functions, and Microsoft Fabric platforms. The...

Requisition ID: 261716 Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture. Candidate Value Proposition: Not only will this candidate gain experience at a big 5 bank, but they will be working daily with some of the most disruptive and emerging technologies, making real impact at the bank and its...

BitGo (NYSE: BTGO) is the digital asset infrastructure company delivering custody, wallets, staking, trading, financing, stablecoins, and settlement services from regulated cold storage. Since 2013, BitGo has focused on accelerating the transition of the financial system to a digital asset economy. BitGo maintains a global presence and multiple regulated...

Transform enterprise-scale projects as a Senior Backend Engineer with Raise in Toronto, ON, leveraging a hybrid work environment. Bring your expertise to cloud-native solutions and technical leadership.This role requires a seasoned professional with a strong background in technology and architecture. You will support modernization efforts, mentor engineering...

Elevate your career as a Senior Backend Engineer on Unity’s Diagnostics Team. This role emphasizes designing and maintaining critical systems that enhance game telemetry and reporting for developers.You will be at the forefront of developing backend solutions that handle large-scale data ingestion while ensuring high performance and reliability. Working...

Transform the fintech landscape as a Senior Backend Engineer at a leading firm in Downtown Toronto. This hybrid position emphasizes building scalable backend systems for investment and risk management.In this role, you'll engage with diverse teams to design high-performance solutions that streamline financial data workflows and support complex datasets...

Elevate your career as a Senior Web3 Backend Engineer at Robinhood in Toronto. Architect and scale backend services for innovative crypto and financial applications in a high-impact role. As part of Robinhood's elite team, you will contribute to pioneering solutions in the rapidly evolving financial landscape. Your experience will drive the development of...

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships...

Job Description We are looking for a hands‑on Senior Software Engineer with strong DevOps and cloud platform expertise to design, build, deploy, and operate scalable cloud‑native services and the engineering infrastructure that supports them. You will work primarily with Java, Spring Boot, AWS, PostgreSQL, CI/CD and Infrastructure as Code, taking...

Hybrid remote (2-3x a month in the Toronto office) Sage Recruiting is partnering with a fast-growing SaaS startup that’s bringing modern engineering to one of the most outdated industries around. Their work directly affects electrical grid reliability and how major utilities operate. If you’ve ever looked at repeated outages and thought technology should...

About CircleCI Engineering CI/CD has been solved. Now it’s being reinvented. AI agents don’t just run pipelines. They write code, trigger builds, interpret failures, and propose fixes. The interfaces that developers use to understand and trust that work don’t exist yet. We’re building them. At CircleCI, our guiding principles aren’t posters on a...

BettingJobs is hiring a Senior Software Engineer a global leader in online gaming, to join a new backend engineering team in Toronto.Responsibilities:Design, develop, and maintain high-performance .NET backend servicesBuild and manage real-time data pipelines and integrations.Extend legacy systems to ensure stability and backward compatibility.Diagnose and...

About UsMarble is building an AI-powered tax assistant and preparation platform that transforms how accounting firms and their clients handle tax season. We're targeting the pain points of mid-to-large size accounting firms with intelligent tools designed to streamline complex tax workflows. We're early stage, highly collaborative, and deeply focused on...

Company:Qualcomm Canada ULCJob Area:Engineering Group, Engineering Group > Software EngineeringGeneral Summary:As a leading technology innovator, Qualcomm pushes the boundaries of what's possible to enable next-generation experiences and drives digital transformation to help create a smarter, connected future for all. As a Qualcomm Software Engineer, you...

The Senior Software Engineer is responsible for developing, implementing, and supporting enterprise‑grade cloud solutions leveraging Microsoft Azure and Microsoft Fabric. This role focuses on developing cloud-native applications, and enabling enterprise data integration through Azure Service Bus, Azure Functions, and Microsoft Fabric platforms. The...

Curinos empowers financial institutions to put customers at the center of every decision. Our AI-first platform transforms proprietary data, advanced analytics and deep financial services expertise into timely recommendations - delivered right where teams work. The result: confident decisions, stronger customer relationships, and lasting, profitable...