Top Software Engineer Jobs in Ottawa

As a Senior Software Engineer for WebExtensions, you'll implement APIs, improve extension reliability, debug issues, and collaborate across teams while supporting extension developers.

Develop embedded software for optical line systems, collaborating with hardware and optical engineers. Responsibilities include firmware development, algorithm implementation, and design estimation.

The Principal Security Software Developer will design, develop, and maintain Autodesk's data platform infrastructure, ensuring security and collaboration with product and engineering teams. Responsibilities include managing secure data solutions, integrating secure SDLC practices, and fostering a culture of innovation and technical excellence.

Develop core backend components for a blockchain network, focusing on reliability and scalability, mainly using Rust. Ensure code quality through testing and debugging.

Design, build, and operate large-scale distributed batch and streaming data systems on AWS. Develop production-grade services, data pipelines (Spark/Hadoop/Airflow), microservices, IaC/CI-CD, and tooling; mentor peers and troubleshoot complex production issues to ensure reliability, scalability, and observability of Cloud Analytics platform.

The Senior Software Engineer will build AI-centric tools, own full-stack development, set technical direction, and lead architectural decisions. They will ensure reliability, observability, and mentor other engineers while addressing gaps in processes.

As a Senior Software Engineer, you'll lead software development for digital banking solutions, ensuring compliance and enhancing user experience while mentoring junior engineers.

Lead design and development of SONiC-based platform architecture for optical circuit switches, including SAI enablement, containerized services, Debian packaging, release management, telemetry/observability, fault/event frameworks, and cross-functional integration. Contribute to upstream SONiC/OCP and drive platform bring-up and stabilisation across releases.

Optimize and integrate LLMs across the stack from GPU kernels to Kubernetes deployments. Improve inference performance via kernel development, algorithmic techniques (quantization, speculative decoding), and contributions to open-source LLM engines like vLLM. Drive hardware utilization, profiling, and enterprise-grade scalable implementations.

Design, build, and secure scalable distributed backend systems for AI workloads. Implement microservice-based architectures, manage Kubernetes-based deployments, apply IaC and DevOps practices, and collaborate with performance and solutions engineering to optimize model deployment and infrastructure cost, security, and scalability.

Build and own fullstack features across UI, backend APIs, and orchestration interfaces for a global GPU inference platform. Implement real-time streaming, analytics, deployment workflows, developer SDKs/CLI, and observability integrations while collaborating with founders and infrastructure teams to turn distributed systems into user-friendly products.

Design, implement, and deploy platform features and services (APIs, backend, integrations) using Kotlin/Python. Work with microservices, relational and non-relational data stores, monitoring, and live environment incident response. Collaborate with cross-functional teams, advocate engineering best practices, and mentor junior engineers.

The role involves developing and maintaining scalable cloud-based services, enhancing system reliability, automating cloud infrastructure, providing technical leadership, and improving operational excellence.

Design, build, and optimize high-performance AI infrastructure systems to support intelligent agents, ensuring reliability and scalability for millions of users.

Build and scale core research infrastructure and agentic systems across backend, frontend, and model integrations. Own reliability, observability, and performance; ship research-proven features to production rapidly and develop shared tools and SDKs to accelerate Research, QA, and Engineering.

As a Senior Software Engineer at Qualified, you will enhance products using AI technologies, deliver exceptional user experiences, and own end-to-end feature delivery while mentoring others.

As a Senior Software Engineer at Qualified, you will develop and maintain high-performance backend systems, mentor other developers, and ensure robust and secure operations, while driving engineering excellence and enhancing system performance.

Develop high-quality software products, maintain unit tests, ensure code security, mentor junior engineers, participate in agile methodologies, and collaborate with customers and stakeholders.

The Staff Software Engineer I will design and deliver control-plane systems for Confluent Cloud, lead cross-team projects, mentor engineers, and improve development processes.

As a Principal Embedded Software Engineer, you'll lead firmware architecture and team building for analog connectivity solutions in AI infrastructure, ensuring software quality and effective collaboration with cross-functional teams.

As a Senior Software Engineer in Localization, you'll develop and maintain web applications using Python and JavaScript, focusing on localization projects for Mozilla products while collaborating with engineers and the global community.

As a Staff Software Engineer AI-Native, you will build and evolve AI-native engineering workflows, design high-quality APIs, and collaborate with international teams to deliver reliable services while mentoring others.

As a Senior Software Engineer at Ayama, you will build and improve AI-based systems, design data pipelines, and develop full-stack product features. This role requires strong architectural judgment and hands-on experience with optimization problems and large-scale data processing.

As a Staff Software Engineer at Juniper Square, you'll lead an engineering team, drive technical strategies for document intelligence, and oversee AI integration and pipeline architecture.

The Senior Software Engineer will develop and enhance the advertising platform, mentor teams, architect scalable web APIs and solve technical challenges while ensuring high performance and user experience.