senior java api developer jobs in Ottawa

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2,724 senior java api developer job listings in Canada. Find daily updated positions from leading job boards.


  • Ottawa, Canada Arctic Wolf Networks Canada, Inc. Full-time €75,000 - €246,000 Contract

    Design reproducible lab environments at Arctic Wolf using Terraform, Python, and automation for third-party security integrations. Support production-like testing across vendor ecosystems. This Senior Developer plans, builds, and maintains isolated lab environments for reliable external-system onboarding. You will collaborate with engineering, product, and...


  • Ottawa, Canada JSI Full-time €64,034 - €99,608 Contract

    As a Senior Software Developer in the Kubernetes Core Infrastructure team, you will be responsible for designing, implementing, and maintaining our Kubernetes infrastructure alongside a team of Kubernetes platform specialists who are on a mission to transform towards nextgen 4Sight platform. You will work closely with development teams to ensure the platform...


  • Ottawa, Ontario, Canada IBM Full-time

    Introduction At IBM Software, we transform client challenges into solutions. Building the world's leading AI-powered, cloud-native products that shape the future of business and society. Our legacy of innovation creates endless opportunities for IBMers to learn, grow, and make an impact on a global scale. Working in Software means joining a team fueled by...


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

    Drive ServiceNow innovation as a Senior Developer in Nepean, ON. Leverage your expertise in CMDB and Security Operations while working onsite five days a week.Our client is in search of a highly skilled ServiceNow Senior Developer. This role emphasizes hands-on development for CMDB and Security Operations capabilities. You will integrate, configure, and...


  • Ottawa, Ontario, Canada IBM Full-time

    Overview A career in IBM Consulting is built on long-term client relationships and close collaboration worldwide. You’ll work with leading companies across industries, helping them shape their hybrid cloud and AI journeys. With support from our strategic partners, robust IBM technology, and Red Hat, you’ll have the tools to drive meaningful change and...


  • Ottawa, Ontario, Canada FlexStaf IT Full-time

    Drive ServiceNow innovation as a Senior Developer in Nepean, ON. Leverage your expertise in CMDB and Security Operations while working onsite five days a week. Our client is in search of a highly skilled ServiceNow Senior Developer. This role emphasizes hands-on development for CMDB and Security Operations capabilities. You will integrate, configure, and...


  • Ottawa, Ontario, Canada International Business Machines Corporation Full-time

    A career in IBM Consulting is rooted by long‑term relationships and close collaboration with clients across the globe. You’ll work with visionaries across multiple industries to improve the hybrid cloud and AI journey for the most innovative and valuable companies in the world. Your ability to accelerate impact and make meaningful change for your...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada CNN Full-time €114,100 - €182,600 Temporary

    Welcome to Warner Bros. Discovery… the stuff dreams are made of. Who We Are… When we say, “the stuff dreams are made of,” we’re not just referring to the world of wizards, dragons and superheroes, or even to the wonders of Planet Earth. Behind WBD’s vast portfolio of iconic content and beloved brands, are the storytellers bringing our...


  • Ottawa, Canada Datamine International Full-time €90,000 - €120,000 Contract

    Location: Sudbury, ON, Canada Department: Product Development – Centric Type: Full-Time Remote Company Datamine is the world’s leading provider of technology to seamlessly plan and manage mining operations. With a local presence in 21 countries, we provide solutions spanning exploration, resource modelling, mine planning, operations, logistics,...


  • Ottawa, ON, Canada CO101 TELUS Health (Canada) Ltd. Full-time $85,000 - $110,000 Contract

    TELUS Health is empowering every person to live their healthiest life. Guided by our vision, we are leveraging the power of our leading edge technology and focusing on the uniqueness of each individual to create the future of health. As a global-leading health and well-being provider – encompassing physical, mental and financial health – TELUS Health is...


  • Ottawa, Ontario, Canada Solace Full-time

    Join the forefront of technology as a Senior Software Developer specializing in AI and integration. Collaborate in a hybrid work model to develop real-time event-driven architectures that enhance user interaction and system efficiency. As a key technical leader, your focus will be on the Solace Agent Mesh, blending AI technologies into innovative solutions....


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

    Join the forefront of technology as a Senior Software Developer specializing in AI and integration. Collaborate in a hybrid work model to develop real-time event-driven architectures that enhance user interaction and system efficiency.As a key technical leader, your focus will be on the Solace Agent Mesh, blending AI technologies into innovative solutions....


  • Ottawa, Ontario, Canada CNN Full-time

    Welcome to Warner Bros. Discovery… the stuff dreams are made of. Who We Are… When we say, “the stuff dreams are made of,” we’re not just referring to the world of wizards, dragons and superheroes, or even to the wonders of Planet Earth. Behind WBD’s vast portfolio of iconic content and beloved brands, are the storytellers bringing our characters...


  • Ottawa, Ontario, Canada PLATO Testing Inc. Full-time

    Who We Are PLATO is Canada’s largest Indigenous‑owned software testing and technology services company. For nearly 30 years, our expert teams have helped our clients deliver reliable products that users enjoy interacting with. Our 100% Canada‑based team brings deep experience in QA, software testing, and IT services, along with a shared commitment to...


  • Ottawa, Ontario, Canada March Networks Full-time

    Senior Cloud Platform Software Developer 2 days ago Be among the first 25 applicants March Networks is proud to be recognized as one of Ottawa's Best Places to Work. March Networks is an established global leader in the video surveillance industry and works with the world's largest retailers and banking institutions. Our goal is to create a positive working...

  • Software Engineer

    3 hours ago


    Ottawa, Ontario, Canada Wipro Ltd. Full-time

    Job DescriptionJob DescriptionWe are seeking motivated and talented Software Engineers to join our automotive software engineering team. The successful candidates will contribute to the design, development, integration, testing, and maintenance of automotive infotainment systems and embedded software applications.Candidates should have a strong foundation in...


  • Ottawa, Ontario, Canada Just Eat Takeaway.com Full-time

    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, Ottawa Census Division, ON; Ontario, Canada Akamai Full-time

    Elevate your career with Akamai as a Senior II Software Engineer in Cloud Data Services. Work on cutting-edge technology with a diverse, multinational team to develop high-scale data services.As a Senior II Software Engineer, you will design, build, and maintain backend data services and APIs for high-throughput workloads, ensuring alignment with DBA and SRE...


  • Ottawa, Ontario, Canada Knak Full-time

    Knak Is a Mission‑driven Company Why? Because our time is limited, our competition is fierce, and our margin for error is small. For us to have the greatest impact on the world, we need to be laser focused on our core mission, which is… Empowering people to be creative. That’s why Knak exists. We are a world‑class enterprise email and landing page...


  • Ottawa, Ontario, Canada Leadingtalent Full-time

    A career in IBM Consulting is rooted by long‑term relationships and close collaboration with clients across the globe. You’ll work with visionaries across multiple industries to improve the hybrid cloud and AI journey for the most innovative and valuable companies in the world. Your ability to accelerate impact and make meaningful change for your...