java backend engineer jobs in Toronto

Cisco Systems, Inc in Toronto is seeking a Senior Software Engineer (G10) to own the backend for edge processing and real-time data pipelines. You will design, implement, test, and deploy scalable services that process petabytes of data across hybrid environments. The role emphasizes leadership in system design, code reviews, on-call readiness, and...

A leading fintech company in Toronto is looking for a Senior Software Engineer to lead the development of innovative financial services products. You will collaborate with various teams, integrate with banking partners, and leverage your expertise to provide solutions that disrupt traditional banking. Ideal candidates should have extensive experience in...

A consulting firm in Toronto seeks a skilled Sr. Software Developer Full Stack. The role requires extensive experience in Java and Spring Boot, along with IAM and RESTful APIs. The successful candidate will translate complex specifications into working applications and work alongside IT professionals within a hybrid work model. Ideal applicants have over 10...

Tata Consultancy Services Canada Inc. is seeking an experienced Production Support Analyst to provide L2/L3 support for mobile apps and backend services in a fast-paced, global environment. This role focuses on ensuring high service availability and rapid incident resolution. You will monitor performance, investigate issues, perform root cause analyses, and...

Join us in building the future of finance.Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading.About the team +...

Become a Machine Learning Backend Engineer at Layer 6, addressing real-world ML issues through innovative backend solutions and API design.In this role, you will significantly impact the development of machine learning systems as you collaborate with data scientists and engineers. You will work on creating advanced APIs and architecture that make machine...

About the RoleWe're looking for Senior Backend Engineers to work on both Product and Product Platform based teams. Product focused Engineers work at the intersection of product and infrastructure to solve key business problems with elegant technical solutions. You'll operate our backend services and architecture that support all product functionality and...

DoorDash, Inc. in Toronto is hiring a Staff Backend Engineer for the Notification Hub & Experience. You will lead architecture for a scalable, personalized notification system, balancing immediacy with long-term reach. This role demands deep experience with distributed systems, AI fluency, and a product-minded leadership style. You will drive...

A leading technology company in Toronto is seeking a Senior Software Engineer to design and implement backend services for AI-native products. The ideal candidate has over 4 years of experience, strong skills in Python, FastAPI, and PostgreSQL. Responsibilities include building scalable APIs, collaborating with ML engineers, and connecting backend services...

Robinhood, Toronto, is seeking a Software Engineer to build backend services and data systems for crypto, web3, and wallet offerings. You’ll work on scalable platforms supporting continuous asset movement and cross-chain trading in a high‑impact environment. Ideal candidates have 2+ years in software development, strong skills in Go, Python, or Java, and...

Robinhood is seeking a Senior Software Engineer in Toronto to architect, build, and scale backend services and data systems for crypto and wallet offerings. You will provide technical leadership to deliver a best-in-class trading experience for customers worldwide, solving complex distributed systems challenges in a 24/7 environment. The role focuses on...

A technology development company in Canada is seeking a Senior Software Developer with over 5 years of JAVA experience. The role requires translating technical specifications into tested applications, troubleshooting software issues, and collaborating in an agile environment. Knowledge of Spring framework and REST APIs is crucial. This position is suitable...

A technology services provider is looking for a Mid-Senior level Java Developer in Toronto, Ontario. The role involves designing, developing, and maintaining Java-based backend services, along with integrating various CMS platforms like Adobe AEM and Sitecore. Candidates should have strong skills in database optimization and mentoring team members. The...

A technology company is looking for a Senior Back End Software Engineer to join their fully remote team. The ideal candidate will have at least 7 years of back-end software development experience and expertise in Python, FastAPI, and AWS services. This role involves designing and maintaining high-quality code, owning the software development lifecycle, and...

Blue J, a Toronto‑based leader in AI for tax professionals, is seeking a Software Developer II to join our high‑performing backend team. You will design and implement critical systems, collaborate with peers, and ship significant features frequently. We value 5+ years of backend experience, 2+ years with TypeScript, and strong skills in Node.js, Kafka,...

A leading financial services company in Toronto is looking for a Principal Associate, Software Engineer. In this role, you will be responsible for backend and frontend development, utilizing programming languages like Java and Python. We offer a hybrid work environment and comprehensive benefits including mental health support and tuition subsidies. Join our...

Step into the role of Java Backend Specialist with SQL expertise. Bring your 6-8 years of Java and SQL Server skills to enhance our back-end programming team. This position focuses on back-end development utilizing Java and Spring Boot, along with designing optimized databases in SQL Server. You will also leverage your understanding of RESTful APIs and...

Senior Software Engineer, Backend - InternationalToronto, CanadaWho We AreAt Justworks, you’ll enjoy a welcoming and casual environment, great benefits, wellness program offerings, company retreats, and the ability to interact with and learn from leaders in the startup community. We work hard and care about our most prized asset - our people.We’re...

Senior Software Engineer, Backend - InternationalToronto, CanadaWho We AreAt Justworks, you’ll enjoy a welcoming and casual environment, great benefits, wellness program offerings, company retreats, and the ability to interact with and learn from leaders in the startup community. We work hard and care about our most prized asset - our people.We’re...

The OpportunityWe're at an exciting point: agentic automation is moving from prototype to production, and we need a senior engineer who can own high-impact work end-to-end. You'll turn ambiguous goals into shippable milestones, operate what you build in production, and iterate fast based on real customer feedback — all in a team that moves quickly without...