backend web developer jobs in Toronto

Rust Developer Needed for Quantara AI DevelopmentWe are building out features for our Quantara AI business and need a skilled Rust freelancer to join us.Scope & Requirements:Build and integrate clean, responsive Rust components.Connect with backend endpoints and verify data handling.Maintain clean git commits and basic code documentation.Functional feature...

Sign in to apply for this position Sign In to Apply Ref: RQ11754 Contract – 12 Months (Extension Possible) Onsite – Toronto (222 Jarvis St) Posted Date: 2026-10-20 Location: Onsite – Toronto (222 Jarvis St) Public Sector Experience: Required – OPS / Public Sector Contract End Date: 2027-10-05 * Rate: $101/hour Overview The Government Services...

Java Developer with CMS Please find below Job description and share me your updated resume at Saurav.upadhyay@irissoftware.com. Skills dotCMS Adobe Experience Manager (AEM) Sitecore Magnolia Contentful Key Responsibilities Design, develop, and maintain Java-based backend services using Spring Boot and microservices architecture. Build and optimize RESTful...

Build sport coaching applications with React and Python at MLSE’s Sport Performance Lab, supporting web, API, and mobile development. This Full Stack Developer contract supports multiple research and development projects for MLSE professional teams. You will develop React features, Python and AWS APIs, and React Native mobile applications. The work...

Lead the design and development of innovative backend systems at Swoop, enhancing healthcare outcomes through technology. This hybrid role in Toronto requires expertise in building scalable APIs and services. As a Senior Backend Engineer, you will architect pivotal technology for multiple web products at Swoop, focusing on NimbleRx. Collaborate with top...

Responsibilities: Required to translate technical systems specifications into working, tested CRM applications. This includes developing detailed programming specifications, writing and/or generating code, compiling data-driven programs, maintaining, and conducting unit tests. Resolves and troubleshoots technical problems which arise during the...

Movable Ink scales content personalization for marketers through data-activated content generation and AI decisioning. The world’s most innovative brands rely on Movable Ink to maximize revenue, simplify workflow and boost marketing agility. Headquartered in New York City with close to 600 employees, Movable Ink serves its global client base with...

Connection is everything. It drives us to innovate, explore, and stay close to what matters to us most. At Bell, we’re building a more connected future through world‑class networks, AI‑powered solutions, and digital experiences that elevate how people live, work, and play every day. We believe in empowering people. That’s why we equip our teams with...

Join ACV Auctions as a Senior Software Developer focusing on Vehicle Intelligence. Contribute to web applications, backend services, and distributed systems to enhance the customer experience. ACV Auctions is seeking a Software Developer III to collaborate with cross-functional agile teams on infrastructure and product features. Your role will involve...

Drive cloud-native application development as a Senior .NET Developer focusing on performance and reliability in Azure. You'll design and deploy enterprise-grade solutions while enhancing scalability and security.As a crucial member of our engineering team, you'll own the full delivery of .NET applications on Microsoft Azure. This senior role requires...

Our client, is seeking a high-performing Application Developer IV (Senior Backend Lead) to join their core technology engineering group. In this mission‑critical backend role, you will be responsible for designing, developing, and supporting scalable, resilient, and secure microservices that power complex mortgage and lending workflows. The ideal candidate...

We are looking for a Java Spring Boot Developer with strong Relational Database (SQL) experience to join our backend engineering team. In this role, you will be responsible for building, optimizing, and maintaining scalable RESTful APIs, core microservices, and database interactions for enterprise applications. Key Responsibilities Microservices...

Job Requisition ID # 26WD99609 Senior Software Developer Position Overview Autodesk is a global leader in design and make technology with over $5B in annual revenue and customers across architecture, engineering, construction, manufacturing, media, and entertainment. Our software empowers innovators to imagine, design, and create a better world. We are...

JOB DESCRIPTION Location: Hybrid | Downtown, Toronto Duration: 12 Months Our client, a leading financial institution in Downtown Toronto, is looking for an Automation Test Lead - Web & Mobile, Java/ Javascript, AI to conduct root cause analysis of post-production issues and plan to prevent them in future. The successful candidate will have the opportunity to...

Adobe Site Reliability Engineer (SRE) - CDN & Web Performance Location: Toronto, ON. Salary: $130,000 per year. Job Type: Full-time, Permanent. Job Summary We are seeking a highly skilled and proactive Adobe Site Reliability Engineer (SRE) specializing in CDN and Web Performance to join our client's dynamic team. Job Overview This role focuses on CDN and...

6–8 years of experience in C++ development with strong expertise in modern C++ standards.Hands‑on experience in system‑level programming, including software interacting with hardware and operating system resources.Strong understanding of Data Structures, Algorithms, Multithreading, and Concurrency concepts.Proven experience in performance tuning,...

Kumaran Systems: Engineering Future-Ready Transformations Since 1992, Kumaran Systems has been helping enterprises bridge the past and the future, reimagining legacy systems and embracing AI-led possibilities. With over 34 years of delivery excellence, we specialise in re-engineering core applications, driving cloud transformation, and building...

Shape the future of identity technology with Affirm as a Staff Software Engineer focused on backend systems. Collaborate on solutions while working remotely across Canada. Affirm is seeking a Staff Software Engineer for its Identity Decisioning team. With over 8 years in backend development using Python or Kotlin, you will create scalable, highly available...

SA Technologies Inc. (www.satincorp.com) is a market leader and one of the fastest growing IT consulting firms with operations in US, Canada, Mexico & India. SAT is an Oracle Gold Partner, SAP Services Partner & IBM Certified enterprise. All SA Technologies requirements are Direct Client Requirements from IT Hiring Managers. We guarantee you the best rate...

About Mecka AI Mecka AI is building the data infrastructure layer for robotics and embodied AI. We design and operate global systems for data capture, data labeling, and hardware-enabled workflows used by leading AI labs and robotics companies to train and validate humanoid and embodied AI systems. We work closely with frontier robotics teams to bridge...