Top Software Engineer Jobs in Ottawa

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.

Build and scale ML-optimized HPC infrastructure, manage Kubernetes-based GPU/TPU superclusters, optimize for AI/ML training, and mentor teams while innovating in ML infrastructure.

Design, build, and evolve scalable backend systems for WWE Champions. Support live-ops, incident management, reliability improvements, and pre/post-release backend support. Collaborate with client (Unity) engineers, drive technical roadmap, mentor cross-functional teams, and optimize performance and content pipelines for live mobile games.

Design and lead development of a massively distributed, highly available edge compute platform. Implement scalable microservices, leverage Kubernetes internals for resource management, integrate cloud platforms, troubleshoot high-throughput networking, conduct code reviews, mentor junior engineers, and ensure software meets performance, security, and scalability standards.

Lead design and operation of a massively distributed edge compute platform using hyperscaler services and Kubernetes. Design external APIs, optimize L7 traffic routing, ensure high availability, fault tolerance, security and data privacy. Collaborate across AI/ML, hardware, network, and security teams, present scalability and reliability metrics to executives, mentor engineers, and establish architectural governance.

Build and operate Wealthsimple's ML platform to take models from experimentation to production: design architecture, build framework-agnostic training/inference services, ensure scalability and observability, enable self-serve tooling for data scientists, and own long-lived ML infra projects (Kubernetes, Ray, LLM integrations).

Lead technical reliability work across platform and product teams: design guardrails, build incident mitigation tooling, run load testing, translate findings into platform-wide reliability improvements, and influence engineering standards and practices.

Build reusable, scalable platform services and core components (entities, relationship systems), maintain search infrastructure and relevance, lead DevOps and IaC (AWS/Terraform), improve developer experience for the Go backend, and mentor/consult across engineering teams to drive platform-wide architectural standards.

Design, build, and operate core control, data, and observability systems for a low-latency, highly-available realtime platform. Implement resilient region-spanning architectures, libraries, protocols, and tooling. Diagnose and harden critical paths using metrics, tracing, testing, and production traffic. Shape platform capabilities across identity, scheduling, observability, and distributed state management.

Design, implement, and operate region-spanning, low-latency distributed systems and observability for LiveKit Cloud. Build resilient architectures, libraries, protocols, and tooling; diagnose and harden critical paths using metrics, tracing, testing, and production traffic insights.

Lead architecture and hands-on development of a kids and family financial product. Drive technical direction, mentor a small engineering team, ensure security/compliance in a regulated financial environment, deliver backend services (.NET/C#/SQL) and frontend components (Angular/TypeScript), collaborate with Product/Design/QA, and maintain CI/CD, observability, and on-call responsibilities.

Join a talent network connecting principal front-end, back-end, and full-stack engineers with VC-backed startups. Responsibilities include driving technical architecture, building scalable full-stack applications, designing APIs and cloud-native services, optimizing performance and reliability, leading deployment and CI/CD best practices, and mentoring senior engineers while aligning technical decisions with product and business goals.

You will architect and develop new features for SELECT, focusing on cost management, UI components, data visualization, and improving application performance.

As a Senior Software Engineer, you'll architect and develop cost management features, enhance UI components, create data visualizations, and improve application performance, while taking ownership of features from design to delivery.

Design, build, test, and deploy scalable full-stack web applications using a modern Java-based stack. Develop backend services and APIs, create responsive front-end components, optimize database performance, support CI/CD, participate in code reviews, write automated tests, and mentor junior developers while collaborating with cross-functional teams.

Design, build, and optimize core database components including storage engines, query execution, and transaction management. Improve performance via low-level data structures, concurrency control, and query optimization while ensuring data durability and recovery.

Lead and deliver platform engineering, DevOps, and CI/CD initiatives from design through production. Build and maintain CI/CD pipelines, AWS infrastructure with IaC, Kubernetes/EKS environments, automation scripts, observability, and secure engineering practices. Troubleshoot production issues, participate in on-call rotations, and mentor junior engineers to improve reliability and developer productivity.

Lead and deliver end-to-end full‑stack SaaS features: design and document architectures, implement Node.js backends and React/Vue/Ember frontends, write tests, mentor engineers, troubleshoot production issues, and collaborate in Agile teams.

Design, develop, and enhance Cority software and client solutions. Lead technical decisions and teams, produce production-ready code, implement CI/CD, perform code reviews, mentor junior developers, collaborate with Product Owners, support and maintain systems, and own functional areas or projects.

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.

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

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

Own design, implementation, and maintenance of the integration testing framework. Translate manual tests to automated scripts, collaborate with developers to ensure testability, manage integration test backlog, write/run/debug tests, and support CI/CD delivery for product releases.

Evaluate AI-generated coding interactions, assess quality of engineering judgments, provide feedback, and define standards for AI coding agents. Comfortable making subjective judgments about engineering quality.