Top Software Engineer Jobs in Calgary

Lead development of backend systems and integrations to ingest and process large-scale data, design secure multi-tenant SaaS architectures, own APIs and platform work, mentor engineers, author technical proposals, and troubleshoot production issues to minimize downtime.

Work on Firefox's accessibility engine (Gecko) to improve architecture, stability, performance, and platform integration. Debug multi-process, multi-threaded and OS-specific issues, build tests and prototypes, collaborate with cross-functional teams, influence web accessibility standards, and engage with the open-source community to make web content accessible to all users.

Lead front-end feature design and implementation, build high-quality user interfaces, own product components and architecture, collaborate with engineering team, write performant React + TypeScript code, and drive shipping of customer-focused features in a remote-first environment.

Lead technical efforts to improve reliability, performance, maintainability, and new features. Partner with product and stakeholders to shape plans, reduce technical debt, improve testability and observability, mentor engineers, raise delivery quality, and drive process improvements for a mature SaaS platform.

Lead full‑stack development of the imaging web platform: architect and build ASP.NET Core services and Vue frontends, design secure APIs integrating EMRs and AI, own testing, CI/CD, and Azure deployments, mentor engineers, and collaborate with product, design, and clinical teams to deliver performant, reliable screening experiences.

Lead design and delivery of full-stack imaging features, architect high-performance ASP.NET Core services, build Vue frontends, integrate APIs with EMRs and imaging partners, mentor engineers, enforce automated testing, CI/CD and observability, and drive technical roadmap in an Agile team.

Define, lead, and implement core Elasticsearch search and indexing capabilities. Research search data structures and retrieval algorithms, set long-term technical vision, collaborate across teams, mentor engineers, and build high-performance, large-scale search systems.

Lead development of ASIC SDK software for high-speed coherent DSP and ASIC products. Design and maintain C/C++ Linux software, drive pre-silicon validation with models and emulation, lead post-silicon bring-up and performance optimization, define SDK validation strategies and APIs, diagnose hardware-software issues, produce design documentation, and mentor engineers across global teams to ensure successful NPI.

Lead end-to-end partner integrations for ClickHouse Cloud: design and build backend architecture (auth, multi-tenancy, data movement), run and operate production systems, own CI/deployment/observability, collaborate with partner platforms and internal teams, and document technical direction.

Lead end-to-end AI solutions as a forward-deployed engineer: scope, design, and deploy ML/LLM systems; partner with clients and stakeholders; build infrastructure, data pipelines, and reusable platform components; mentor engineers; own projects from discovery through production and provide on-call support.

Develop and maintain embedded C/C++ firmware for analog and Ethernet connectivity devices, perform low-level hardware bring-up and debugging, write Python test automation, collaborate on validation and CI tooling, participate in code reviews and project tracking, and characterize firmware behavior across operating conditions.

Build, optimize, and embed machine learning models for on-device inference within a Go-based detection engine. Own models end-to-end: deploy, monitor performance, detect drift, iterate, and resolve production issues while collaborating with systems engineers and stakeholders.

Join Hive to build and improve a marketing platform, focus on developing and shipping software, optimize system performance, and collaborate with teams.

The Staff Software Engineer role involves leading projects, coordinating engineers, improving processes, and representing PayPal to external partners, focusing on cloud and DevOps responsibilities.

Design, build, and maintain automation and testing infrastructure for the North platform: CI/CD pipelines, GitHub workflows, containerized test environments (Docker/Kubernetes), Helm and ArgoCD deployments, infrastructure-as-code, benchmarking, parallel test execution, and cross-team standards to improve test coverage, reliability, and deployment confidence.

As a Senior Software Engineer, you will design and build backend systems for a wealth management platform, focusing on scalable alternatives for private markets, while collaborating cross-functionally on product development and operational workflows.

Lead design and implementation of a zero-to-one, real-time collaborative web content platform. Own architecture, build backend sync and delivery services, craft low-latency frontend editing experiences, define engineering standards, evaluate third-party tradeoffs, and mentor engineers while partnering with product and design.

Design, build, and optimize scalable AI-enabled application features and services. Integrate ML models and generative AI, ensure secure and test-driven implementations, troubleshoot AI performance, mentor engineers, and drive AI architecture, CI/CD, and best practices across teams.

The Senior Software Engineer II, Machine Learning will design and deploy ML algorithms, work with consumer data, and lead data teams.

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.

Lead fullstack technical work connecting Python/Django backend services with Unity (C#) client, drive technical roadmap, own live-ops reliability and incident management, mentor cross-functional teams, deliver scalable features, and reduce technical debt for a live-service mobile/PC game.

Design and maintain modern Angular/TypeScript front-end applications, build reusable UI components, integrate with C#/.NET microservices, optimize performance and accessibility, contribute to CI/CD and automated testing, mentor peers, and collaborate cross-functionally in Agile/SAFe teams.

Develop and sustain carrier-grade embedded and real-time firmware for optical line systems. Implement hardware drivers, control algorithms on Linux/FreeRTOS, interface with FPGA and system controllers via gRPC, collaborate with optical/hardware engineers, provide estimates, and follow development processes to deliver quality products.

Design and implement carrier-grade embedded real-time firmware for optical line systems. Collaborate with hardware/FPGA and optical engineers to develop low-level device drivers, control algorithms on Linux/FreeRTOS, and gRPC-based interfaces. Provide design estimates, follow development processes, and sustain legacy products while supporting new product development.

Design and implement SDN-driven networking for a large LEO/MEO satellite constellation. Develop routing, topology management, fast-reroute, traffic engineering, programmable datapaths, observability/telemetry, and self-healing logic while optimizing for latency, power, and mobility. Mentor junior engineers and collaborate with RF and silicon teams.