java backend jobs in Ottawa

277 java backend job listings in Canada. Find daily updated positions from leading job boards.


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

    Build secure backend services with C++ and Java at OpenText, working onsite in Ottawa or Richmond Hill, Ontario. French and English are required.As a Senior Backend Software Developer, you will evolve OpenText’s public, multitenant SaaS cloud offering. The platform serves healthcare, financial, and government organizations with high availability, security,...


  • 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, ON, Canada Just Eat Takeaway.com Full-time €102,000 - €128,000 Contract

    Build scalable Java backend services remotely for Just Eat Takeaway.com from Alberta, Manitoba, or Ontario. Apply strong system design expertise. As a Senior Java Developer, you will support the Logistics Areas and Fees team. You will architect, develop, and operate distributed systems for delivery calculations. The work includes Java 21, REST APIs, message...


  • Ottawa, ON, Canada OpenText Full-time $98,000 - $147,000 Contract

    OpenText is seeking a Senior Backend Software Developer to join our cloud SaaS platform. The role focuses on building and evolving multi-tenant services in C++ and Java, with emphasis on security, performance, and scalable design.You will work in an Agile environment, collaborate across teams, and contribute to AI-powered features. Applicants must be fluent...


  • Ottawa, ON, Canada RELQ TECHNOLOGIES Full-time

    Job TitleJava Full Stack Engineer LocationCanada Remote Employment TypeContractual About The RoleWe are looking for a Java Full Stack Engineer to join our distributed agile team and contribute to the development of a multi-tenant cloud SaaS solution in the Human Resources domain. You will work on modernizing and building new features for modules such as...


  • Ottawa, ON, Canada High Tech Genesis Full-time $90,000 - $130,000 Contract

    HTG is hiring a Backend Engineer, Data Engineering for an opportunity with one of our technology clients. The engineer will join a backend-focused data engineering team responsible for processing large volumes of field and system data and transforming it into useful, reliable data that can be consumed by other systems and engineering teams. A key focus of...


  • Ottawa, ON, Canada Agility-PR-Solution Remote Full-time $65,000 - $75,000 Contract

    Build Java services and content pipelines remotely with Agility PR Solutions. Work with Kafka, REST APIs, and web integrations supporting online media content.As a Junior Software Developer, you will help create systems that collect, process, and deliver web content. You will work with product owners and developers on distributed systems, search indexing,...


  • Ottawa, ON, Canada Miratech Group Full-time €120,000 - €180,000 Contract

    Build enterprise-scale routing engines with Java and Spring Boot at Miratech, developing real-time interaction distribution for contact center operations. As a Senior Routing Engine Developer, you will create scalable backend services for voice and digital interactions. You will apply distributed systems, microservices, event-driven architecture, and...


  • 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, ON, Canada Agility Remote Full-time $92,000 - $106,000 Contract

    Develop Java backend systems and RESTful APIs remotely for Agility PR Solutions, integrating LLMs and modern agent frameworks.This Junior Software Developer role focuses on backend engineering, artificial intelligence, and distributed systems. You will address large-scale data processing, distributed workloads, and intelligent orchestration. Your work...


  • Ottawa, ON, Canada Miratech Full-time €110,000 - €150,000 Contract

    Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain nimble even as a...


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

    About the Company Our client is an established FinTech software provider with more than 25 years of experience, developing banking technology for regulated financial institutions across international markets. The company builds secure and scalable platforms covering core banking, payments, financial integrations, and back-office operations. Its systems...


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

    Build enterprise-scale routing engines with Java and Spring Boot at Miratech, developing real-time interaction distribution for contact center operations. As a Senior Routing Engine Developer, you will create scalable backend services for voice and digital interactions. You will apply distributed systems, microservices, event-driven architecture, and...


  • Ottawa, ON, Canada High Tech Genesis Full-time $90,000 - $130,000 Contract

    High Tech Genesis (HTG) is seeking a Backend Engineer, Data Engineering to join a backend-focused data engineering team. The role focuses on processing large volumes of data and delivering reliable, structured datasets for downstream systems.The ideal candidate has strong backend and data-processing experience with Scala and Java as core technologies; Ruby...


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

    Develop Java backend systems and RESTful APIs remotely for Agility PR Solutions, integrating LLMs and modern agent frameworks. This Junior Software Developer role focuses on backend engineering, artificial intelligence, and distributed systems. You will address large-scale data processing, distributed workloads, and intelligent orchestration. Your work...

  • Backend Developer

    3 days ago


    Ottawa, ON, Canada Amuse Remote Full-time $85,000 - $105,000 Contract

    This range is provided by Amuse. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay range$85,000.00/yr - $105,000.00/yrAmuse is a platform that helps people discover local arts and culture. Think of it as your personal travel guide: but instead of trying to lecture you for an hour, it enriches your...


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

    Miratech is seeking a Senior Full Stack Engineer to design, build, and support scalable cloud-native applications powering Workforce Management, CX, and operations. You will use Java and Spring Boot for backend services, React with TypeScript for front-end experiences, and Node.js for lightweight components.Experience with WFM, CX, or contact-center...


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

    Job Title Java Full Stack Engineer Location Canada Remote Employment Type Contractual About The Role We are looking for a Java Full Stack Engineer to join our distributed agile team and contribute to the development of a multi-tenant cloud SaaS solution in the Human Resources domain. You will work on modernizing and building new features for modules...


  • Ottawa, Ontario, Canada Amuse Full-time

    OverviewSenior Backend Developer, Content & Personalization (Remote, Canada) – AmuseJoin to apply for the Senior Backend Developer, Content & Personalization (Remote, Canada) role at Amuse.This range is provided by Amuse. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay range: $120,000.00/yr -...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada Iris Software Inc. Full-time

    Java Full Stack Developer Location: Greater Toronto Area (4 days onsite) Qualifications Strong experience in Java backend development Hands‐on experience with frontend frameworks such as Angular and Vue.js Solid understanding of web accessibility standards (WCAG, AODA, etc.) Experience developing and consuming REST APIs Familiarity with modern web...