Jobs for java backend software engineer at Ottawa

Co-op May 2026 - Software Engineering - 8 Months ~ Intern At General Dynamics Mission Systems–Canada, we’re not just engineering technology — we’re shaping the future of defence and security. Our teams design and deliver advanced, mission‑critical solutions that enhance national security, strengthen communities, and protect the people we serve....

Be instrumental in a new SaaS venture as an Experienced Backend Engineer. Your AI-first approach and proficiency in .NET/C# will drive the foundation of a cutting-edge application. This position is designed for a motivated senior engineer eager to influence the technical direction of a revolutionary software platform. You will collaborate closely with teams...

As a Technical Lead or Senior Consultant, you will be responsible for leading the design, development, and delivery of scalable enterprise applications. This role combines deep hands‑on engineering expertise with solution leadership, team mentorship, and strong client engagement within a consulting environment. Key Responsibilities Lead design of ETL,...

Overview Senior Backend Developer, Content & Personalization (Remote, Canada) – Amuse Join 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 :...

Pentangle Tech Services | P5 Group is seeking a Software Engineer with 5+ years in Python, C, and C++. You will design and implement Java-based components for the LCC subsystem, leverage Docker/Kubernetes for microservices, and integrate SQL storage with secure cryptographic practices. You will develop gRPC and REST APIs and work with JSON/YAML/XML/Protobuf...

Join StackAdapt as a Quality Engineer with a focus on test automation, working remotely within a talented team. Your role is pivotal in enhancing software quality throughout the development lifecycle. As a key member of our agile team, you will craft robust automation test cases and seamlessly integrate them into our CI/CD pipeline. With more than 2 years...

Engineering Full Time Ottawa, ON $80,000 - $100,000 CAD per year With over 90,000 employees worldwide, Leonardo is a global high-technology company and a key player in the international defence and security sector. Leonardo Canada Inc. (LCI) continues to grow and expand our footprint in Ottawa. We offer a dynamic and collaborative work environment...

We are recruiting an experienced Software Engineer (Full-Stack) to join our team to support our client in the automotive industry. NOTE: Hybrid Responsibilities Designing, developing, testing and maintaining software applications and products to meet customer needs Involved in the entire software development lifecycle including designing software...

Are you ready to be part of a leading global engineering design house specializing in the design and development of embedded software/hardware, electronics, and electro-mechanics?What we’re looking for• Highly motivated and dynamic professionals• Motivated designers with broad backgrounds and service mindset to be a consultant• Professionals with...

About BTA Design ServicesHeadquartered in Ottawa, BTA Design Services supports the electronic design community across Canada and internationally, specializing in ASIC and FPGA design, verification, and embedded software development. We strengthen our clients' engineering teams and accelerate the delivery of complete, production ready designs.We are...

For 40+ years, we have combined the stability of an established and trusted firm with the creativity of a niche engineering company, working where water meets land to design and deliver solutions that protect coastlines, strengthen ports, restore ecosystems, and more. Senior Software Developer Full-Stack | Internal Systems & Web Applications We’re...

Senior Software Developer - Booking Senior Software Developer - Booking Get AI-powered advice on this job and more exclusive features. Help the Helpers with Jane. Jane is a team that's all about fostering growth, spreading delight, and serving our healthcare community. We're on the hunt for people ready to jump in and join us while we simplify the lives...

Join GoDaddy as a Senior Software Engineer specializing in backend and infrastructure. Work remotely and leverage your Java and Kubernetes skills to enhance application performance.This remote role involves contributing to the design and deployment of GoDaddy's eCommerce infrastructure. With a strong foundation in backend software development, you will...

Founded in 2012, H2O.ai is on a mission to democratize AI. As the world’s leading agentic AI company, H2O.ai converges Generative and Predictive AI to help enterprises and public sector agencies develop purpose-built GenAI applications on their private data. Its open-source technology is trusted by over 20,000 organizations worldwide - including more than...

Join Triunity Software as a Java Developer and immerse yourself in building innovative applications in Toronto, ON. This role encourages collaborative coding and performance optimization. Triunity Software invites you to be part of their development team, driving impactful Java solutions. You'll manage the lifecycle of Java-based applications and work with...

Elasticsearch powers search, observability, and AI retrieval (RAG) for the world’s largest organizations We are seeking a Principal Software Engineer to join the Elasticsearch Performance team In this role, you will lead architectural and code-level performance engineering initiatives Your goal is to drive the continuous optimization and predictability...

Would you like the opportunity to solve technical challenges? Are you excited about working with cutting-edge technologies? Join our team Our Edge Platform division designs, develops, and operates technology that helps our customers improve their Web and Media content delivery. Leveraging our deployment of servers around the world, we can uniquely solve...

Launch your career with Ericsson as a Software Developer Co-op based in Ottawa, Ontario. Focus on developing innovative 5G solutions while collaborating with a skilled, diverse team. In this role, you will engage with the RCO software development team, addressing the complexities of today’s 5G technologies. Applicants must be students in relevant fields,...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for aSenior Software Engineer, Backend (Authentication Experience)based inCanada. As a Senior Software Engineer, you will build and evolve backend systems that power critical authentication, verification, and fraud-prevention...

Start your journey with Ericsson as a 5G Software Developer Co-op in Ottawa, ON. Work on cutting-edge real-time software development for 5G and apply your innovative skills in a collaborative environment. This 8 to 16-month co-op is ideal for students pursuing degrees in Computer Science, Software Engineering, or related fields. You will gain hands-on...