java backend software engineer jobs in Ottawa

See average salary for java backend software engineer »

1,884 java backend software engineer job listings in Canada. Find daily updated positions from leading job boards.


  • Ottawa, Canada HHHub.eu (Taupai, UAB) Full-time €110,000 - €160,000 Contract

    Build secure banking and payment backends as a Senior Java Engineer, using Spring Boot and distributed-system technologies in an international FinTech company. Our client is an established FinTech software provider with more than 25 years of experience. You will design, develop, test, deploy, and support Java backend services. The work covers REST APIs,...


  • Ottawa, Ontario, Canada Veeva Systems Full-time

    Senior Software Engineer - Java Join to apply for the Senior Software Engineer - Java role at Veeva Systems. Veeva Systems, a pioneer in industry cloud and one of the fastest-growing enterprise SaaS companies, is on a mission to help life sciences companies bring therapies to patients faster. As a public benefit corporation, we balance the interests of...


  • Ottawa, Ontario, Canada AutoScale Ventures Full-time

    Senior Software Engineer (Full-Time, Remote) — Canada Work Schedule: 9:00 AM - 5:00 PM PST About the role At AutoScale Ventures, we build large-scale systems behind products like VinAudit.ca (vehicle history and data) and SquidProxies.com (proxy infrastructure). We're looking for a Senior Software Engineer to design, build, and evolve the backend systems...


  • Ottawa, Ontario, Canada Dominion Dynamics Full-time

    Reports to: Director of Software Type: Full-Time Location: Ottawa or Toronto Location AuraNet is Dominion Dynamics' mesh networking platform for autonomous assets working in contested and disconnected environments. It has to move data securely and in real time over links that aren't conventional wired networks, where bandwidth is scarce, connections drop,...


  • Ottawa, ON, Canada Clipboard Full-time

    Join to apply for the Software Engineer, Backend role at Clipboard Get AI-powered advice on this job and more exclusive features. We exist to lift as many people up the socioeconomic ladder as possible. We dramatically improve lives by letting professionals turn extra time and ambition into career growth and financial opportunity. We achieve this with our...


  • Ottawa, ON, Canada Tucows Domains Full-time

    OverviewTucows is a remote-first backend engineering role for Canada, building open‑internet products across domains, Ting, and Wavelo.ResponsibilitiesDesign and develop secure, scalable, reliable, and efficient backend services using modern frameworks and tools.Collaborate with frontend developers to define clear and consistent API endpoints,...


  • Ottawa, ON, Canada Affirm Remote Full-time $80,000 - $110,000 Contract

    The Streaming team at Affirm is responsible for all things data and drives the strategy for event driven architecture, stream processing, data exploration, discovery and validationWe leverage existing open source technologies like Kafka, Flink, Schema registry and also build our own as neededAs a member of our team you would spend time identifying and...


  • Ottawa, Ontario, Canada Affirm Full-time

    At Affrim, 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 Observability team builds the platform every Affrim engineer relies on to understand the behavior and performance of our systems. Our platform ingests 200+ TB/day of metrics,...


  • Ottawa, ON, Canada Akamai Full-time €120,000 - €217,000 Contract

    Architect high-throughput REST APIs with Python and Flask at Akamai, supporting resilient backend infrastructure for enterprise security platforms. As a Senior II Software Engineer, you will lead architecture, design, and implementation for high-performance backend systems. You will establish API standards, improve performance, and advance fault-tolerant...


  • Ottawa, Ontario, Canada Affirm Full-time

    The Online Storage team provides a set of managed databases as a platform, used to persist data for all AffIn servicesOur platform enables self-service access to OLTP storage systems, including Relational DB(MySQL), KV(DynamoDB), Distributed SQL(TiDB) and Cache(Redis)As a team, we are responsible for various data and access patterns, including but not...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada G-FORCE IT SERVICES INC Full-time

    We're looking for a skilled Java Developer to design, build, and maintain scalable, high-performance applications. You'll work with a collaborative team of engineers, QA, and product owners to deliver clean, reliable software that solves real business problems. Responsibilities Design, develop, test, and deploy Java-based applications and microservices ...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada Clipboard Full-time

    Join to apply for the Software Engineer, Backend role at Clipboard Get AI-powered advice on this job and more exclusive features. We exist to lift as many people up the socioeconomic ladder as possible. We dramatically improve lives by letting professionals turn extra time and ambition into career growth and financial opportunity. We achieve this with our...


  • Ottawa, Ontario, Canada G-FORCE IT SERVICES INC Full-time

    We're looking for a skilled Java Developer to design, build, and maintain scalable, high-performance applications. You'll work with a collaborative team of engineers, QA, and product owners to deliver clean, reliable software that solves real business problems.ResponsibilitiesDesign, develop, test, and deploy Java-based applications and microservicesBuild...


  • Ottawa, Ontario, Canada Affirm, Inc. Full-time

    At Aff, 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 Capacity Modeling team ensures Aff**irm can safely handle forecasted traffic—especially during peak sales events—by translating demand forecasts into concrete, testable...


  • Ottawa, ON, Canada Affirm Remote Full-time $110,000 - $150,000 Contract

    Elevate your career as a Senior Backend Software Engineer with Affirm, focusing on online storage solutions in a remote-first environment. Be part of a team that builds and scales large-scale database systems. Affirm is seeking a talented senior software engineer to enhance its Data and Storage Services team. This role involves working with relational and...


  • Ottawa, Canada Company 1 - The Manufacturers Life Insurance Company Full-time €113,000 - €210,000 Contract

    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...


  • Ottawa, Ontario, Canada Affirm, Inc. Full-time

    As a Senior Software Engineer, you will build the data and measurement foundations that connect consumer acquisition activity across paid media, SEO/AEO, and other growth channels to downstream outcomes such as signup, conversion, and GMVYou will work at the intersection of data engineering and marketing technology, building reliable pipelines, identity and...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada Affirm Full-time

    The Engineering team builds systems that power affirm's mission. We take pride in our craft, building reliable, performant, and scalable solutions that touch every part of the business. Whether we're enabling new ways to pay, ensuring our platforms can scale to the most demanding levels in the industry, or developing seamless servicing experiences, our...


  • Ottawa, Ontario, Canada Affirm, Inc. Full-time

    Identity Engineering owns the systems responsible for onboarding all consumers and managing their authentication and verification journeys across  Affirm's product surfacesIn this role, you will need to gain a deep understanding of the business, product and engineering context, and utilize that context to own and deliver high-availability and low-latency...


  • Ottawa, Ontario, Canada Affirm Full-time

    You will be responsible for setting technical strategy for your team on a year-long time scale, and help your team tie it together with critical, business-impacting projectsYou will collaborate across teams in the product development lifecycle by collaborating with product management, design & analytics to ensure technical sustainability, risks and...