software developer platform jobs in Toronto

We’re looking for a Senior Software Developer to join our Eqlipse Trading team. In this role, you'll work on production trading systems used by major financial institutions across North, Central, and South America, helping customers succeed while building and enhancing the technology that powers their trading operations.You’ll partner closely...

At Leap Tools, we are building the world's most advanced solutions for the interior décor industry. With customers in 80+ countries, our clientele includes Fortune 500 companies such as Home Depot, local retailers such as Alexanian's, and everything in between. We have been recognized as one of the fastest-growing tech companies by Deloitte for multiple...

Join Amazon's Reach Planning Engineering team within Demand Tech to build the next generation of advertising technology. In this role, you'll own, design, and deliver highly scalable systems that empower advertisers to plan campaigns and build strategies related to reach and other media planning capabilities.You'll work on a full-service, full-stack...

Russell Tobin & Associates is hiring on behalf of one of its esteemed clients. Job Title: Sr. Software Developer - Full Stack Location: Toronto, ON (Hybrid) Duration: 124 Business Days with Possible Extension Client: Public Sector Pay Rate: $90 - $95/hr [CAD] Description Required Skills: Strong hands‑on experience with FHIR Subscription and...

Are you ready to write code that impacts millions of people? As a Software Development Engineer at Amazon, you will build software that solves real problems at remarkable scale. You will work alongside talented engineers who care deeply about quality, simplicity, and delivering the right solutions for customers. This role is ideal for someone early in their...

About Xanadu Xanadu's mission is to build quantum computers that are useful and available to people everywhere. 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...

We are seeking an experienced Senior Software Developer - ETL to lead the technical design, development, and sustainment of scalable, production-grade data pipelines, reusable data services, and integration frameworks. In this role, you will enable enterprise artificial intelligence, analytics, and business intelligence initiatives by transforming raw...

Central Toronto (Moore Park / Summerhill East), Canada | Posted on 11/03/2026 City Central Toronto (Moore Park / Summerhill East) Country Canada Job Description Position: Senior Software Developer (Siebel CRM) Location: Toronto, ON Job ID#: RQ11569 Duration: 4 Months Role Overview We are seeking an experienced Senior Software Developer withdeep expertise...

## Staff Software Developer - Data IngestionApply: Remote, Canada: Office - CAN - Ontario, Waterloo: Full time: Posted Today: R26/_1201# **#RunwiththePack** At Arctic Wolf, we’re on a mission to **end cyber risk**. We are a global leader in security operations, helping organizations stay resilient against evolving cyber threats through...

Build scalable front-end applications in Toronto using AI coding assistants, reusable components, and production-level web development practices. This six-month contract pays $45 per hour.An experienced Software Developer will maintain front-end applications and reusable, component-based architecture for a leading global technology company. The work includes...

Engineer dependable UI and API test automation as a Senior Software Developer in Test for Vena’s full-time remote Canada team. Within Product Development, this senior position supports the Software Test Life Cycle for Vena’s agentic AI solutions. You will design, write, manage, and troubleshoot automated test suites and frameworks. You will also execute...

Architect scalable software solutions as a Senior Developer at Sunwing Vacations, applying RESTful APIs and backend engineering across digital initiatives.Reporting to the Senior Lead Developer, you will deliver robust software from design through deployment and operational monitoring. The role spans enterprise platforms, distributed architectures, database...

At Varicent, we’re not just transforming the Sales Performance Management (SPM) market—we’re redefining how organizations achieve revenue success. Our cutting-edge SaaS solutions empower revenue leaders globally to design smarter go-to-market strategies, maximize seller performance, and unlock untapped potential. Varicent stands at the forefront of...

Build impactful web applications with Ruby on Rails and JavaScript as a Senior Software Developer in Infotech’s hybrid Toronto team. Focus on quality, scale, and practical product outcomes. Infotech seeks seasoned Senior Software Developers for web software applications and internal tools. The stack is mostly Ruby on Rails, MySQL, and JavaScript. You will...

Introduction At IBM Software, we transform client challenges into solutions. Building the world’s leading AI-powered, cloud-native products that shape the future of business and society. Our legacy of innovation creates endless opportunities for IBMers to learn, grow, and make an impact on a global scale. Working in Software means joining a team fueled by...

Become a pivotal part of Terminal as a Senior Backend Software Developer, focusing on backend solutions that drive business success and customer satisfaction. Utilize TypeScript and AWS to deliver innovative telematics solutions. As a Senior Backend Developer, you will be directly involved in elevating Terminal's platform capabilities. Your expertise will...

Elevate your career at Cosm Medical in Toronto as a Software Developer, focusing on pioneering medical solutions for pelvic health. This role combines software development with technical leadership in a hybrid work setting. As a Technical Lead, you will guide the development of Cosm's innovative medical imaging software, which aims to enhance treatment for...

Elevate your software development skills at Applied Systems as a Junior Software Developer. Engage with cutting-edge technology and collaborate on projects that redefine the insurance industry. As a Junior Software Developer, you will have the chance to modernize our software landscape while working under the guidance of seasoned engineers. You will play an...

Accelerate batch development with the Batch Developer Experience team at Affirm. As a Software Engineer, your role will enhance workflows and improve testing reliability. In this position, you will collaborate with product and infrastructure engineers to build tools that optimize batch workloads. You will break down projects into manageable tasks, ensuring...

Software Developer III - Java (5+ years) to modernize a new platform using Java and Agile 58895 Our banking client is seeking a Software Developer III - Java (5+ years) to modernize a new platform using Java and Agile Work with cutting-edge technologies on a large modernization project within a collaborative, 8-person team. You will contribute to a new...