senior backend software engineer python jobs in Toronto

Design scalable backend services with Python, Go, and Kubernetes for Achievers’ Data Intelligence team in a hybrid Toronto setting. Build actionable insights from SaaS data. As a Senior Software Engineer, you will support reporting, analytics, exports, and data-driven product features. You will work with GCP, APIs, cloud data warehousing, and distributed...

Build Python 3.x backend services and automation tooling at Kumaran Systems, working with REST APIs and Linux production environments. This senior engineering role requires seven-plus years of production Python development using Python 3.9 or newer. You will develop services with FastAPI, Flask, or Django REST Framework, while supporting Oracle databases,...

Build Python 3.x backend services and automation tooling at Kumaran Systems, working with REST APIs and Linux production environments. This senior engineering role requires seven-plus years of production Python development using Python 3.9 or newer. You will develop services with FastAPI, Flask, or Django REST Framework, while supporting Oracle databases,...

About Apexon Apexon is a digital-first technology services firm specializing in accelerating business transformation and delivering human-centric digital experiences. We bring together distinct core competencies in AI, analytics, app development, cloud, commerce, CX, data, DevOps, IoT, mobile, quality engineering and UX, with proprietary accelerators and...

Beanfield Technologies Inc. is seeking a motivated Software Engineer to design, develop, and enhance backend systems, APIs, and data processing tools using Python, Java, and modern web frameworks.You will collaborate with product managers to deliver scalable software aligned with business goals. You will contribute creatively to Beanfield's growth, writing...

Build secure backend systems in Python and Rust for AuraNet from Ottawa or Toronto, supporting real-time data across disconnected environments.As a Senior Software Engineer Backend, you will design distributed systems for Dominion Dynamics’ mesh networking platform. The work spans networking, security, containers, and autonomous platforms. You will own an...

Take on a vital role as a Senior Python Backend Engineer focusing on API and platform engineering in Toronto, Ontario. Develop scalable backend solutions for mission-critical financial platforms. This on-site position is suited for candidates with 5-10+ years of strong Python backend development experience. You will design and implement backend services...

Position: Senior Python EngineerLocation: Downtown Toronto, Hybrid/OnsiteSalary Range: $100K-$150KJob Type: PermanentPosting Type: Open Vacancy We're partnering with a growing financial technology firm looking to add a Senior Backend Engineer to their engineering team in Toronto. This position focuses on building scalable backend systems that support...

Why Harvey At Harvey, we’re transforming how legal and professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work gets done for decades to come. This is a rare chance to help build a generational company at a true inflection point. We have strong...

Reports to: Director of Software Type: Full-Time Location: Ottawa or Toronto Location AuraNet is Dominion Dynamics' mesh networking platform for autonomous assets working in contested and disconnected environments. It has to move data securely and in real time over links that aren't conventional wired networks, where bandwidth is scarce, connections drop,...

Why HarveyAt Harvey, we’re transforming how legal and professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work gets done for decades to come.This is a rare chance to help build a generational company at a true inflection point. We have strong...

About d1g1t d1g1t is an institutional-grade enterprise wealth management platform built for financial advisors, multi‑family offices, broker‑dealers, and bank advisor networks. The platform replaces fragmented legacy systems with a unified solution for portfolio management, advanced analytics, risk management, reporting, and operational workflows across...

Build scalable backend systems at Canals as a senior engineer, working remotely across North and South America on automation and AI software. Canals develops software for wholesale distributors, supporting orders, purchasing, accounts payable, and critical workflows. As a Senior Backend Software Engineer, you will own complex projects while balancing...

Python backend engineering in Toronto centers on scalable APIs, distributed systems, and secure financial platforms. In-person interviewing is mandatory for local candidates.This Python Backend Engineer builds and scales high-performance backend systems. The work includes RESTful API development, platform engineering, system design, and backend integrations....

A top financial firm in Toronto is looking for an experienced Python Developer to develop and maintain backend systems and microservices. The role requires 5-7 years of backend development experience with strong Python skills. Responsibilities include building APIs, collaborating with stakeholders, and participating in code reviews. Competitive pay range of...

About Us:Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipelines, plus top AI researchers who...

Build reliable software with Python and AI at ZoomInfo, working remotely on applications, services, and data platforms for business teams. As a Senior Software Engineer, you will own complex technical projects from ambiguous requirements through production. You will use Python, SQL, APIs, data pipelines, and applied machine learning to create maintainable...

Senior Software Engineer (Python/Rust) - Toronto Validus is looking for a financial software engineer to join our back-end team. This team is responsible for designing, implementing and maintaining the systems and services powering the rapidly growing, award-winning technology offering at Validus. The back-end team is part of the broader technology team...

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....

TRADER Corporation is a trusted Canadian leader in online media, dealer and lender services. The company is comprised of AutoTrader.ca, AutoSync, and Dealertrack Canada. AutoTrader.ca (also known as AutoHebdo.net in Quebec) offers the largest inventory of new and used cars in Canada, with over 25 million monthly visits. AutoSync, with over 3,500 subscribers,...