backend software developer

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk. Headquartered in Chicago with offices...

Build secure identity services at Affirm using Python or Kotlin while working remotely from eligible Canadian provinces. Authentication is central to this customer-facing engineering work. As a mid-engineering Software Engineer II in Information Security, you will contribute to customer identity and access management capabilities. You will develop backend...

Overview Senior Core Java Developer This is with a large IT services firm for a major Canadian bank. Candidate must have legal work status for Canada. Client Location is downtown Toronto, close to GO and TTC. Hybrid - In-Office 3 days per week. Increase to 4 days in September 2025. Perm/FT role, salary and benefits or on contract - 6 months to start at...

Build backend applications with Node.js and AWS Lambda for Dawn InfoTek Inc. in a hybrid Toronto Downtown consulting assignment. Two office days weekly are required.Dawn InfoTek Inc. is seeking an AWS with Node.js Developer for a leading Canadian bank client. This backend developer role requires hands-on AWS Lambda development and experience in Agile...

Lead Java backend development for Citi’s rates reference data application, using Spring, scalable microservices, and low-latency engineering practices. Work within a global electronic trading platform. This full-time developer role supports Citi’s Java Server development team and modern rates reference data technology. You will build reusable services,...

Build backend services with Java, Spring Boot, and AI tools as a senior individual contributor working across the full lifecycle. Design through production while setting a clear standard for engineering quality. At Citi, this full-time senior software engineering role covers requirements, architecture, implementation, testing, and delivery. You will make...

Build backend services in Python for Citi Bank from Mississauga, Ontario, using object-oriented design and Gen AI/LLM expertise in a hybrid assignment. SM Software Solutions Inc. seeks an experienced Python Developer with 8+ years of experience. You will develop reliable software solutions, analyze source code and data flows, and apply data manipulation...

Join a dedicated team of developers focused on identity and access management (IAM) as a Backend Developer. Contribute to building reliable, scalable IAM capabilities and solve complex authentication issues. This is a senior backend role that requires over five years of software development experience. You will work on IAM systems with a collaborative team,...

Build backend services with Java, Spring Boot, and AI tools as a senior individual contributor working across the full lifecycle. Design through production while setting a clear standard for engineering quality. At Citi, this full-time senior software engineering role covers requirements, architecture, implementation, testing, and delivery. You will make...

Ready for a challenge? Then Just Eat Takeaway.com might be the place for you. We’re a leading global online delivery platform, and our vision is to empower everyday convenience. Whether it’s a Friday-night feast, a post-gym poke bowl, or grabbing some groceries, our tech platform connects tens of millions of customers with hundreds of thousands of...

At affirm, we exist for the moments that matter-giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most.The Batch Developer Experience team makes batch development and testing faster and more reliable at affirm. As a developer on this team you will partner with product and...

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....

Please note this posting is to advertise potential job opportunities. This exact role may not be open today but could open in the near future. When you apply, a Cisco representative may contact you directly if a relevant position opens. Applications are accepted until further notice. This role may be eligible for remote work in Canada depending on business...

Location Remote / Hybrid Greater Toronto Area We are looking for a Backend Software Engineer with strong Rust expertise to build secure, scalable, and high-performance services for our Next-Gen Non-Human Identity (NHI) Platform. You will play a key role in designing and implementing backend services, APIs, and cryptographic workflows, working closely with...

Independently own larged-scoped projects from initial discovery through launch with a focus on outcomes and customer impactCollaborate with a cross functional team to find solutions to customer challengesImprove the performance, reliability, and scalability of our existing systemsPromote engineering excellence through technical leadership, knowledge-sharing...

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 +...

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 +...

Build Elastic Cloud offerings through backend engineering, technical design, and sophisticated debugging with Scala, Java, or Go. Work within a globally distributed team of engineers. This Senior Software Engineer role supports Elastic’s Control Plane - Hosted team and key functional areas of its Cloud offerings. You will analyze system strengths and...

Terminal builds telematics data infrastructure for the commercial fleet industry. Commercial auto insurers and fleet software companies, including industry leaders like Intact Insurance, Penske, and Progressive, depend on our platform to access GPS, speeding, and vehicle data from 330+ telematics providers. We recently raised our Series A led by Battery...

At Affim, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. As we build Affim's advertising platform and evolve Marketplace into a best in class shopping destination, the ability to route and discover is one of the greatest levers for...