Top Software Engineer Jobs in Toronto

Support and improve CI/CD pipelines, release automation, and cloud infrastructure for SaaS microservices. Deploy and troubleshoot containerized workloads (Kubernetes/EKS), write automation scripts (Groovy/Python/Bash), use Terraform for infrastructure provisioning, integrate DevSecOps tooling, communicate release status and risks, and participate in on-call rotations to maintain build and release reliability.

Design and develop tools for verifying the correctness of smart contracts, extend verification algorithms, and collaborate with engineers on technical solutions.

As a Senior Robotics Software Engineer, you will maintain and improve the Tally software stack, develop new software packages, enhance autonomy and navigation, and assist in DevOps and CI/CD processes.

As a Software Engineer, you will develop and maintain the Tally software stack, enhance robot navigation and autonomy, and support CI/CD processes.

Build and maintain scalable, reliable data systems and pipelines, uphold SLOs, partner with Product/Sales/Finance, enable self-service analytics, contribute to data platform strategy, and improve engineering practices for testing, reliability, and documentation.

Design, build, optimize, and support enterprise ETL/ELT pipelines and data warehouse solutions. Develop SQL, PL/SQL/T-SQL code, Azure Data Factory pipelines, Python and shell scripts; tune databases (Oracle/SQL Server/MySQL/Elasticsearch); collaborate with stakeholders, QA, and architects across SDLC and public-sector projects.

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, implement, test, and deliver end-to-end features for Semperis enterprise security SaaS products protecting Microsoft identity platforms. Collaborate cross-functionally, improve architecture, maintain quality and security best practices, and participate in agile development.

The Senior Backend Software Engineer will lead product development, maintain systems, design APIs, and mentor junior engineers while improving overall product quality.

Leads development of secure automation and platform features for global client platforms. Builds LLM-enabled agentic workflows using tool calling, prompt evaluation, Graph and REST APIs, and Intune/Jamf integrations. Designs scalable systems, implements GitOps and infrastructure-as-code delivery, writes tests, manages secure auditability, monitors performance, and supports operational excellence. The role also includes code reviews, mentoring, and continuous quality improvement.

Build and maintain scalable release automation and CI/CD pipelines to run tens of thousands of build/test/release tasks daily. Improve developer experience, optimize cloud-based build resources, collaborate with distributed teams, perform code reviews, and respond to critical service outages during normal working hours.

Leads end-to-end delivery of scalable software features and models, including design, development, testing, debugging, code review, CI/CD, performance monitoring, and maintenance. Integrates AI/ML components, translates business needs into technical requirements, collaborates with stakeholders, mentors engineers, and advances engineering practices. The role uses Java, Python, Kafka, Kubernetes, Airflow, and Salesforce within Walmart’s AdTech platform.

Develop, implement, and support enterprise software using Java/Spring Boot and Angular. Collaborate with product and agile teams to design, code, test, review and deploy microservices and APIs, provide production support, document artifacts, and ensure scalability, performance and adherence to architecture and best practices.

Build an internal AI developer platform that provisions agent configs, context tooling, eval harnesses, and rollout mechanics to make AI-assisted engineering the default. Integrate LLMs and third-party coding tools, enable self-serve agent creation, embed safety and audit controls, and measure impact on developer productivity.

Design, build, and operate the integration and data platform supporting integrations, APIs, and data movement. Drive architecture, performance, observability, testing, and mentor engineers while introducing tooling and patterns to improve reliability, scalability, and developer experience.

Lead applications analysis and development efforts, design and enforce coding/testing standards, resolve complex business and system issues, ensure architecture compliance, define system enhancements, manage implementations and projects, coach mid-level developers, and drive risk/compliance awareness.

Join Citi's Prime Analytics team as a Python Developer, collaborating with market quants to enhance analytics offerings using Python and related technologies, ensuring integration and compliance while delivering innovative solutions.

Build and optimize conversion-focused web experiences, landing pages, demos, and growth systems. Instrument analytics, attribution, and experimentation; integrate APIs and automate workflows; apply AI to content, personalization, and experiment generation; and partner with Growth, Marketing, and Sales to drive qualified pipeline and measurable revenue outcomes.

Build end-to-end AI-driven restaurant products from discovery through production. Own full-stack interfaces, backend services, agent workflows, integrations (POS, reservations, telephony), evaluation systems, and instrumentation. Design agent workflows combining models, rules, memory, and human escalation. Work directly with product, design, and restaurant users to iterate, improve reliability, latency, accuracy, and cost, and ship production-quality solutions.

Join the Kernel Reliability team to improve the reliability of compute clusters, assist in debugging, and enhance system tools alongside hardware teams.

The GPU Kernel Engineer will design and implement high-performance GPU kernels, optimize code, and collaborate with research teams to enhance AI workloads.

Lead development of enterprise platform features focusing on infrastructure, security, and compliance for enterprise customers. Oversee projects, collaborate cross-functionally, and mentor engineering teams.

The Software Engineer will maintain the operational health of CMS services, support production systems, and contribute to incident response and reliability improvements. Responsibilities include monitoring, troubleshooting, updating documentation, and engaging in continuous improvement initiatives within a collaborative team environment.

Build and maintain backend and frontend services for Dealertrack Canada. Implement testable features, participate in design discussions, own deployments and monitoring, respond to incidents, and improve reliability, security, and automation while collaborating with the team and using modern engineering practices.

Develop and maintain control and measurement software that connects custom hardware (control boards, instruments, DAQ) to higher-level experiment frameworks. Write and integrate device drivers, support lab hardware bring-up and debugging, improve data capture and deployment practices, and contribute to tooling, testing, and CI to make prototype code reliable and maintainable while working closely with physicists and hardware engineers.