Top Software Engineer Jobs in Ottawa

Build and ship full‑stack features for North, an enterprise AI workspace. Develop secure autonomous agents, execution engines, integrations, observability and evaluation systems. Collaborate with researchers to productionize models and deliver performant, low‑resource deployment code while adhering to strict security and privacy constraints.

As a Machine Learning Engineer, you will develop models for NLP and code-generation systems, analyze data, and improve AI performance using advanced algorithms. You'll manage the entire ML lifecycle and ensure effective communication of model benefits across the organization.

Design and develop user interfaces and backend architectures for web applications, ensuring seamless integration and optimal performance using modern web technologies.

The role involves developing backend services using Python and Django, ensuring high availability and performance, and leveraging computer vision technology for 3D experiences in home decor.

As a Senior Full Stack Software Engineer at Doxel, you will design and develop applications for project management, focusing on complex data handling and intuitive UI. Your role involves collaborating across teams and providing technical leadership in software projects.

Designs, develops, integrates, tests, and maintains production embedded Linux software for vehicle systems. Responsibilities include modern C/C++ and Qt/QML development, Yocto platform maintenance, Python automation, CI/CD, automated testing, debugging across hardware and software boundaries, release management, architecture, documentation, and production support. The role also provides technical leadership and mentorship while collaborating with multidisciplinary engineering, manufacturing, cybersecurity, and supplier teams.

Lead the technical vision, roadmap, and development of Elasticsearch’s ES|QL analytics and compute engine. Build data-intensive enhancements using modern Java, research algorithms and data structures, collaborate across teams, mentor engineers, guide technical projects, and improve search and analytics capabilities. Work autonomously in a globally distributed environment while partnering with product, user experience, and customer-facing teams.

Own and evolve shared platform infrastructure for approval workflows, permissions, authentication, and notifications. Build secure, scalable Ruby on Rails applications and APIs, optimize PostgreSQL data models and queries, lead ambiguous technical projects, support migrations, review code, mentor engineers, and participate in on-call operations. Collaborate across product teams to deliver reliable, backward-compatible services used company-wide.

The role involves developing AI-based IDE technologies to improve software development efficiency, collaborating on language and compiler capabilities, and prototyping innovations for developers.

This role involves researching, designing, and developing real-time operating systems for embedded devices, focusing on performance and resource management challenges.

The Senior Embedded Software Developer will design and implement firmware libraries for ARM Cortex-M platforms, lead a team of developers, and conduct system-level integration testing for quantum technology applications.

Designs, develops, and maintains Oracle Fusion payment integrations with gateways, banks, and third-party systems. Builds solutions using OIC, APIs, FBDI, and ADFDI; customizes Oracle Financials modules; troubleshoots production issues; and performs testing, code reviews, and technical design. Collaborates with product, architecture, and QA teams while ensuring security, compliance, scalability, reconciliation, and audit requirements.

Develop and enhance robust software solutions, improve software stability, manage technical debt, and collaborate in an agile environment.

We are seeking a product-minded backend engineer to work on our Customer Studio product, focusing on data performance, analytics, audience syncing, and generative AI. The role requires strong architecture, scalability considerations, and product engagement.

The role involves developing tools for enterprises to manage Hightouch deployments, focusing on access control, change management, and data warehouse performance.

The Software Engineer will work on high-throughput streaming systems, scaling infrastructure to manage billions of events, ensuring low-latency and high performance while delivering projects from start to finish with significant ownership.

The role involves rapid prototyping and architecting production LLM pipelines for AI in marketing workflows. Responsibilities include developing proofs of concept, making AI architecture decisions, building production data agents, and understanding user workflows for seamless AI experiences.

Develop and maintain the Keycard Agent SDK, ensuring compatibility with various languages and frameworks, while engaging with the developer community to enhance agent applications.

Develop, test, and maintain embedded C++ software and Qt-based graphical interfaces for mission-critical systems. Integrate and debug applications on Linux platforms, collaborate with software, systems, test, and integration teams, troubleshoot UI and communication issues, participate in design and code reviews, support system validation and deployment, and maintain technical documentation.

Develop low-level embedded software for advanced networking products, working with Linux kernel components, user-space utilities, build systems, and hardware bring-up. Build scripts, test utilities, and development tools while participating in the full software development lifecycle, including testing, debugging, documentation, maintenance, and quality improvements.

Build, productionize, and optimize a GPU-based inference stack combining GPU prefill with Cerebras decode. Implement and operate model-serving APIs, vLLM/PyTorch/ROCm runtimes, deployment and reliability practices, performance profiling and optimization, cross-layer debugging, numerical validation, and benchmarking/infrastructure for production inference at scale.

The Software Engineer in Platform Operations will design and implement core Infrastructure-as-Code solutions, manage cloud infrastructure services, and collaborate with software teams to enhance developer experience.

As a Full Stack Software Engineer at Doxel, you will design and develop full-stack applications, collaborating cross-functionally to optimize user experiences and facilitate data processing for construction projects.

Design, build, and operate resilient Java and Spring Boot backend services for inventory availability, order promising, and fulfillment. Develop event-driven Kafka integrations, concurrency and consistency controls, caching strategies, observability, and graceful degradation mechanisms. Own services from design through production, optimize performance and reliability, integrate with commerce and enterprise platforms, conduct code reviews, document architecture decisions, and mentor junior engineers.

Own quality strategy, automated testing, and test execution for omnichannel commerce capabilities. Build scalable API, integration, contract, event-driven, and end-to-end test frameworks; manage complex test data; integrate quality gates and regression testing into CI/CD pipelines; define quality metrics; validate order, inventory, fulfillment, returns, and post-purchase workflows; and mentor engineers on quality practices and automation.