Top Software Engineer Jobs in Ottawa

Lead the architecture, development, scaling, and production operation of Chainguard’s malware scanning platform. Build detection-quality measurement systems, high-throughput scanning pipelines, verdict APIs, customer investigation and policy services, and reliable production infrastructure. Partner with Product Security to productionize threat detections, ensure performance and correctness, manage incidents, and improve observability. Mentor engineers and provide technical leadership across Product, Security, Design, and GTM.

Lead full‑stack development and reliability improvements for the Firefox Add‑ons ecosystem, building features, automated moderation pipelines, reviewer tools, and observability. Improve platform reliability, respond to incidents, and help keep the ecosystem safe and trustworthy. Collaborate across design, product, QA, and community contributors and contribute openly through PRs and code reviews.

You will lead engineers to meet quarterly goals, support product development, solve complex issues, and foster talent development in your team.

Build and maintain an agentic platform that transforms high-stakes medical and legal casework into structured context. Work across the full stack: agent architectures, eval frameworks, data ingestion/indexing, and user-facing tooling. Ship workflows, design reliability-focused evals and guardrails, iterate with user feedback, and set patterns for AI-native development in a healthcare context.

Leads a software development team through the full product lifecycle, including user research, product strategy, roadmap planning, application development, testing, code reviews, documentation, team performance management, budgeting, partnerships, and user support. The role also manages Agile processes, reports metrics, develops funding proposals, and participates in conferences and periodic travel.

Own the architecture, scalability, security, reliability, and technical direction of critical AWS-based platform domains. Design distributed, event-driven backend services, data models, APIs, multi-tenant systems, and AI/ML infrastructure. Lead cross-team initiatives from design through release, establish engineering standards, mentor engineers, improve observability and delivery practices, and guide modernization while maintaining product quality and cost efficiency.

Designs test strategies and QA plans for enterprise software, develops automated testing solutions, investigates failures using SQL and log analysis, and improves testing practices across Agile and DevOps workflows. The role tests web and mobile applications, partners with engineering and infrastructure teams, and provides technical leadership and mentorship to junior team members.

Design and implement the core components of the Agents Python framework, focusing on API and abstraction development for AI-driven applications.

Design and develop functionalities for the Agents framework, iterate on feedback, and create documentation while working with various programming languages.

Designs, builds, tests, and evolves enterprise AI agents, workflows, services, and applications. Owns technical decisions, architecture, scalability, security, responsible AI guardrails, and technical debt. Collaborates with product, UX, and engineering teams, conducts code reviews, communicates designs, and mentors junior engineers. Requires strong experience with production AI agents, LLMs, RAG, prompt engineering, orchestration frameworks, and software development, with preferred expertise in C#, .NET, Python, containers, cloud deployment, and scalable APIs.

Lead technical strategy and deliver backend systems for search and recommendation at scale. Collaborate with PM, design, and analytics to define and execute business-impacting projects. Own operations, availability, monitoring, and on-call practices while mentoring engineers and setting code and design standards.

Develop and maintain Tether's P2P stack and ecosystem, build production-scale Node.js applications, create and manage reusable npm modules, and ensure robust testing and debugging. Collaborate remotely with a global team, optimize network protocols and performance, work with distributed systems, and contribute to open-source P2P or decentralized projects.

The Lead Robotics Software Engineer will develop key functionalities of Dapster's robot technology, focusing on motion planning and navigation algorithms.

Lead ownership of Dapster's robotic system, writing code for sensors and interfaces, integrating devices, and contributing to foundational technology.

Develop, integrate, and validate IVI software for AFEELA vehicles across applications, middleware, and OS components. Debug, test, and optimize performance; support UI/UX implementation, partner developer support, demo vehicle setups, and cross-regional collaboration while ensuring automotive safety compliance.

Develop high-performance frontend applications, collaborate with design and backend teams, ensure quality coding practices, and improve platform scalability and performance.

Build and own backend, data architecture, and integrations for operations. Replace manual workflows with automations and AI agents, ship internal tools, ensure reliable data flows, monitoring, and documentation, and support production systems used by ops.

As a Software Engineer, you'll build scalable micro-services, work with large data sets, and optimize performance, focusing on distributed systems and real-time analytics.

Design and develop core backend components for a blockchain network using Rust, ensuring reliability and scalability in production-grade software.

As a Senior Software Engineer at Vanta, you will lead projects, set technical direction, develop product functionality, and mentor engineers, leveraging modern frameworks like TypeScript, React, and Node.js.

As a Software Engineer in Sustaining Engineering, you will resolve complex issues related to Ubuntu and open-source software, engage with upstream communities, and develop bug fixes while maintaining close collaboration with support and product teams.

As a Python and Kubernetes Software Engineer, you will develop data analytics solutions using open source tools, collaborating with a distributed team.

The software engineer will develop and operate backend services for Snap Store and Charmhub.io, focusing on clean APIs and feature implementation.

The role involves developing software for Linux-based systems on autonomous devices, optimizing performance and ensuring reliability in various hardware environments.

As a Software Engineer at Canonical, you will collaborate globally to shape open-source software operations, focusing on Python and Golang development, enhance DevOps workflows, and improve infrastructure operations for cloud computing solutions.