Top Software Engineer Jobs in Ottawa

Design, architect, and implement new features for the Spellbook application while collaborating with product management and improving existing functionalities using AI technologies.

The role requires designing and developing web applications and backend systems, integrating LLMs, and ensuring quality software delivery.

The Software Engineer will develop backend systems for an AI Energy Agent, including data integration, microservices, and scalable architecture, focusing on performance and reliability.

The Founding Software Engineer will build and enhance crisis-intervention software, focusing on mobile and web applications for government welfare, ensuring compliance and integrating data securely. Responsibilities include feature development, security enhancements, and managing interns.

The Full-Stack Engineer will develop and maintain web applications, translating UI/UX designs into responsive apps, optimizing applications, and writing clean code.

Responsible for designing and implementing authentication features in Go and TypeScript, enhancing Auth architecture, and collaborating with teams to improve user experience.

Design and maintain backend services and infrastructures focusing on Node.js, TypeScript, and Kubernetes, ensuring reliability and scaling.

Owner of end-to-end production problems: design, build, experiment, ship, and measure outcomes across backend, frontend, data pipelines and AI. Act as a technical leader, reviewer, incident mitigator, and cross-functional partner to product and design while advancing AI-driven tooling and safeguards.

Own and set direction for a large domain, design cross-team architecture, build production systems (often AI-enabled), partner with product/design/data, coach senior engineers, and remain hands-on in code and delivery.

Build and maintain PHP and Python services and RESTful APIs powering credit card issuance, rewards, and payments. Own features end-to-end, make architectural decisions, optimize MySQL queries, integrate with banking cores and payment networks, and mentor junior engineers while working asynchronously in a remote-first environment.

Build and maintain cross-platform mobile apps (primarily Flutter) and full-stack services. Design and operate serverless backend infrastructure on GCP/Firebase, model Firestore databases, implement RESTful APIs and integrations, monitor and debug production systems, support deployments, and collaborate across product, design, QA, and engineering to deliver scalable, well-tested features.

Lead technical strategy and architecture for Coinbase Payments: design and evolve high‑availability, low‑latency funds‑flow and rails systems, drive cross‑team initiatives and reliability improvements, enforce financial correctness, mentor senior engineers, and align stakeholders across product, risk, and compliance.

Design, implement, and maintain real-time embedded platform and application software for networking products. Develop hardware-software interfaces, fault and alarm subsystems, system applications for protection and performance monitoring, and abstractions for low-level hardware and software components. The role requires C or C++, scripting, Git, and knowledge of software design patterns, with opportunities to work with real-time operating systems, testing frameworks, debugging tools, and bare-metal programming.

Integrate drones, sensors, payloads and third-party software into a fleet management platform. Write production-quality Java, C++, and Python code, debug across software, networking and hardware, test in simulation, lab and field, and own end-to-end integrations with vendors, pilots, and product teams.

Design and scale backend systems for consumer-facing financial products, build high-volume APIs, and improve reliability, security, code quality, and operational excellence. Collaborate with product, finance, credit, compliance, support, and analytics teams. Participate in technical discussions, code reviews, and roadmap planning while mentoring peers and applying AI-powered development tools.

Develop, maintain, support, and enhance enterprise eCommerce solutions using Oracle Commerce. Collaborate with teams to improve services and applications.

Own quality engineering for high-throughput payment systems by designing automated regression suites, performance and load tests, quality gates, external-system emulators, observability-driven test environments, and AI-assisted testing workflows. Partner with feature teams and product leaders to improve reliability, scalability, security, and transactional accuracy. Mentor engineers, support incident prevention, and embed automated validation throughout the software development lifecycle.

Own quality engineering for high-throughput payment systems by architecting automated regression, performance, stress, and load testing. Build emulators for external payment systems, integrate quality gates into CI/CD pipelines, validate microservices, event-driven architectures, and databases, and use Prometheus and Grafana for observability. Apply AI-assisted testing, synthetic data generation, and edge-case analysis while mentoring engineers and preventing incidents through telemetry-driven testing and post-mortems.

Build and operate Planet’s large-scale storage infrastructure, including object storage, metadata indexing, Elasticsearch search, event notification, and disaster recovery. Develop highly available backend services and APIs, monitor and tune production systems, respond to incidents, and improve performance. Advise engineers, lead technical projects, contribute to architectural roadmaps, participate in design reviews, and support engineering practices and documentation.

Own and maintain the backend stack: build APIs and services in Node.js, manage deployments with Docker/Linux, design scalable REST APIs with Swagger, collaborate with hardware/frontend teams, and prepare sensor datasets for AI/ML pipelines with an eventual path to Lead AI Engineer.

Build and maintain Supabase Lite: implement TypeScript-native backend compatible with PostgREST/Auth and @supabase/supabase-js, extend SQLite support, own CLI/tooling and upgrade paths, ensure compatibility with hosted Supabase, engage partners and open-source community.

Build and operate core backend services, APIs, and platform components for enterprise AI; integrate LLMs, retrieval and agent workflows; ensure reliability, observability, testing, and scalability; collaborate with research, product, and design to productionize AI capabilities.

The role focuses on optimizing coding practices and collaboration within the engineering team, improving internal tooling, and communicating between teams and leadership.

Build and enhance Elasticsearch’s analytical query engine and ES|QL capabilities. Design data-intensive features, algorithms, and data structures; optimize performance; resolve bugs; and work near operating system and hardware layers. Collaborate with globally distributed engineering teams and open-source contributors, guide projects autonomously, review code, and improve Elasticsearch expertise and usability.

Lead DevOps architecture and technical strategy across engineering teams. Design and optimize enterprise CI/CD pipelines, highly available AWS and Azure cloud environments, Kubernetes and Docker platforms, and Infrastructure-as-Code solutions using Terraform and CloudFormation. Improve automation, observability, reliability, security, disaster recovery, and operational excellence while mentoring engineers and partnering with Engineering, Product, Security, and Operations teams across a global SaaS ecosystem.