java backend engineer jobs in Toronto

Elevate your career as a Staff Backend Engineer with DoorDash in Toronto, ON. Lead the architectural strategy for a powerful notification system designed for massive scalability and intelligent personalization. This role emphasizes technical leadership and a strong grasp of distributed systems. Your focus will be on driving the roadmap for the Notification...

Architect Web3 backend systems with Robinhood in Toronto, using Go or Python to support scalable crypto infrastructure and wallet products. As a Senior Software Engineer, you will build backend services, infrastructure, and data systems for Robinhood’s crypto, Web3, and wallet offerings. You will solve distributed systems and correctness challenges while...

Build AI platform infrastructure with Python or Kotlin as a remote Senior Backend Engineer at Affirm, serving teams and production workloads. This senior-level role owns technical decisions and projects across design, launch, and on-call. You will build highly available distributed systems using AWS, MySQL, and Kubernetes. Your work supports LLM gateways,...

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...

Drive innovation as a Java Software Engineer with robust Agile skills. Work closely with product owners and development teams to implement high-performance features that meet business needs. You will play a critical role in gathering requirements and leading backlog coordination for feature development. Your primary focus will involve performing code...

Use Java, Spring Boot, and React to deliver modern digital solutions from Miratech’s downtown Toronto office two days weekly. Solve enterprise challenges across front end and back end. This Senior Full Stack Developer position suits an engineer comfortable designing interfaces, services, APIs, databases, and cloud deployments. You will translate business...

Lead Java and React development for Manulife’s hybrid Canadian Retirement Technology team, shaping secure cloud-native applications and mentoring engineering teams. This lead full stack software engineer provides technical leadership across the software development lifecycle. You will partner with product owners, architects, and engineering teams using...

Location: Toronto (Hybrid preferred, remote possible for strong candidates) This is a full-stack role with a strong backend focus. About Micromart Micromart is building the platform for unattended retail. We empower entrepreneurs to turn any location into a retail opportunity, from offices and condos to gyms, hotels, and other shared spaces. Our focus is on...

Tata Consultancy Services Canada Inc. is seeking a seasoned Java developer to deliver robust, scalable full-stack applications using Java/J2EE, Spring Boot and React. You will design and build microservices, RESTful APIs, and modern CI/CD pipelines that improve deployment speed and reliability.Join an Agile, cross-functional team where you will collaborate...

Senior Software Engineer, Backend - International Toronto, Canada Who We Are At 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. ...

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 +...

Bayview Asset Management, LLC is seeking a Backend Engineer for the AI Platform team to design, build, test, and operate scalable backend services powering internal products and AI-enabled workflows.You will develop APIs, ensure reliability, and deploy on major clouds, collaborating with product, data, and AI teams in a regulated environment. This fully...

Build AI platform infrastructure with Python or Kotlin as a remote Senior Backend Engineer at Affirm, serving teams and production workloads.This senior-level role owns technical decisions and projects across design, launch, and on-call. You will build highly available distributed systems using AWS, MySQL, and Kubernetes. Your work supports LLM gateways,...

Design scalable brokerage backends in Toronto as a Senior Software Engineer, using AI-assisted development to improve software quality and productivity.Moomoo Canada Financial Inc. seeks an experienced Senior Software Engineer for its engineering team. You will build reliable systems, solve complex problems, and design architectures supporting financial...

About the RoleGrade Level (for internal use): 11 S&P Global Market Intelligence delivers information-centric capital markets and risk solutions for trading desks and their risk management partners — spanning counterparty credit risk, xVA, market risk, and regulatory compliance. Our products are trusted by buy-side and sell-side institutions worldwide, and...

Robinhood in Toronto, Canada is seeking a Staff Software Developer to set technical direction for backend systems, leading multi-team initiatives and shaping platform investments. You will design and guide adoption of service frameworks and tooling, ensuring scalability and reliability across services. This role requires extensive experience with Go and...

A leading IT consultancy firm is seeking a candidate in Toronto to architect and implement AWS cloud native solutions. The role requires expertise in microservices, serverless architectures, and REST API development. Candidates should ensure security best practices and actively collaborate with cross-functional teams. The annual salary ranges from CA$ 90,000...

Seeking a talented Java Full Stack Engineer to develop high-quality applications and microservices while ensuring code reliability. Your expertise will drive both development and testing in an Agile context. In this role, you will be responsible for developing scalable Java applications with a focus on test-driven development and code quality. Collaboration...

About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work...

Grafana Labs is the company behind Grafana Cloud, the fully managed observability platform trusted by more than 10,000 organizations to ensure reliability, resolve incidents faster, and optimize telemetry at scale. Built on open source and open standards and designed for interoperability across any stack, Grafana Cloud brings AI to observability and...