Top Python Jobs in Toronto

Build and deploy production AI agents and MCP integrations for logistics workflows. Design multi-agent orchestration, implement LLM integration and retrieval pipelines (RAG/KAG/CAG), and deploy agent infrastructure on Kubernetes with observability and GitOps.

Design and implement enterprise cloud infrastructure across Azure and GCP. Architect Kubernetes platforms (AKS/GKE), CI/CD pipelines (Jenkins, Azure DevOps, GitHub Actions), GitOps and IaC (Terraform). Enforce Zero Trust and automate SOC 2/ISO 27001 compliance, build observability and developer self-service platforms, lead and mentor engineering teams, and drive cloud migrations, governance, and cost optimization.

Design, implement, and operate scalable AWS network architectures (multi-account, multi-region). Build IaC (Terraform, CDK, CloudFormation), integrate with CI/CD, troubleshoot DNS/routing/firewall/VPN issues, automate with Python/Bash/PowerShell, monitor network health, and partner with application, platform, and security teams to ensure secure, reliable cloud connectivity and compliance.

Ingest, process and transform large-scale behavioral data from web, mobile and connected TV into advertising data solutions. Build and maintain Big Data pipelines (BigQuery, Dataflow, Spark, Airflow), manage hybrid cloud infrastructure, generate audience segments and integrate with DMP/DSP systems, create visualizations, define data delivery architecture, and collaborate with data scientists, developers, and product teams to drive best practices and production-ready solutions.

Lead end-to-end engineering for search and retrieval systems powering traditional search and agentic AI workflows: design ingestion/indexing, ranking, evaluation, productionize models, operate APIs on AWS, lead a squad, and collaborate with applied scientists to run experiments and measure real retrieval quality.

Design, build, and maintain full stack web applications and APIs for Investment Banking and Global Markets. Implement responsive React UIs, backend services (FastAPI/Flask/Node.js), data pipelines, microservices, and real-time data handling. Integrate generative AI/LLM APIs, ensure performance, security, testing, and monitoring, and collaborate with data scientists and stakeholders to deliver scalable, production-grade solutions.

Design, deploy, and manage hybrid on‑premises and multi‑cloud (AWS/Azure) infrastructure. Administer Linux and Windows servers, implement IaC and automation (Ansible, CDK/CDKTF), ensure backup/DR, perform vulnerability remediation, monitoring, and troubleshooting, and coordinate releases and infrastructure improvements.

Build a vendor-agnostic agent platform and runtime primitives, implement evaluation, reliability, safety, and governance tooling, and develop data grounding, retrieval, and memory systems to support agentic workflows and model serving in production.

Lead end-to-end technical implementations of Conductor for healthcare clients: build integrations and agentic workflows, write backend and frontend code, run demos and prototypes to accelerate sales, diagnose and resolve production issues, document runbooks, and translate deployment learnings into product improvements. Serve as primary technical contact through kickoff, go-live, and post-launch support.

Lead technical strategy and hands-on development of large-scale optimization and ML systems (routing, scheduling, resource allocation). Design MILP/VRP/constraint solutions, integrate forecasting with optimization, deploy on cloud/lakehouse, mentor a data science team, and partner with stakeholders to deliver measurable operational improvements.

Analyze and drive pricing strategy by conducting thorough pricing analytics, translating insights into business strategy, and collaborating with various teams to improve data infrastructure.

Design and deliver cloud and AI security solutions, provide architecture and automation code, build proofs-of-concept, advise customers, publish reference architectures and technical content, and support training and evangelism for Fortinet cloud products.

Own end-to-end analysis of payments, chargebacks, and user lifecycle to identify drivers of net loss. Deep-dive into fraud cases, design and evaluate A/B experiments and risk-rule changes, build monitoring dashboards, partner with Risk, Payments, and Product to convert insights into mitigations, and run ad-hoc analyses of emerging loss trends.

Develop and deploy ML-based fraud and risk models to detect financial crime and reduce losses. Design A/B tests, create risk signals and monitoring metrics, build tools and dashboards, provide technical leadership, and perform ad-hoc analyses in collaboration with Risk, Compliance, Product, and Marketing teams.

Full stack developer responsible for designing, building, and maintaining backend services (Python/Django/Celery) and responsive frontends (React/JavaScript). Work includes PostgreSQL schema design, containerized deployments with Docker and Kubernetes, Helm chart management, and supporting distributed async task processing at scale.

Design and build scalable AI-powered full-stack applications: develop data pipelines (Dagster, dbt), backend services (Python, FastAPI), responsive frontends (React, TypeScript), integrate LLMs and RAG pipelines, implement MCP for agent workflows, ensure data quality and CI/CD, and collaborate with engineering and business stakeholders.

Design, deploy, operate, and support enterprise-scale network infrastructure across cloud, on-prem, and hybrid environments. Manage LAN/WAN/WLAN/data center networks, internet circuits, routing, switching, firewalls, SASE/Zero Trust solutions, and Check Point Maestro. Lead advanced troubleshooting, participate in weekly on-call rotation, and develop automation using Python, Bash, APIs, and Ansible to improve operational efficiency.

Lead and operate the CI/CD platform and developer "paved road," delivering self-service IaC, automated pipelines with embedded SAST/DAST, observability/AIOps, and cloud modernization across Azure and AWS. Build and mentor a team, reduce operational toil through automation, enable secure, zero-downtime deployments, and partner with SRE, product engineering, and InfoSec to govern environment provisioning, change management, and migrations.

Lead post-silicon debug and bring-up for AI accelerator platforms, diagnosing hardware and firmware failures across chips, boards, and systems. Drive root-cause analysis for power, thermal, memory, high-speed links, PCIe and NoC issues; build debug tools, automation, and methodologies; collaborate with ASIC, firmware, and software teams to resolve complex system-level problems and improve reliability.

Hands-on IT generalist responsible for end-user support, POS (Oracle Simphony) and network (Cisco Meraki) administration across multiple restaurant sites, building automations (Python/Google Apps Script), performing preventative maintenance, and creating SOPs and documentation. Requires travel across the GTA and occasional evenings/weekends.

Support daily portfolio operations across public markets, manage reconciliations and corporate actions, oversee pricing, valuations and P&L analysis, enforce operational controls, investigate exceptions, drive automation and process improvements, and liaise with internal and external stakeholders.

Design, implement, test, and maintain software for medical device products across web and desktop platforms. Support architecture, documentation for QMS/regulatory compliance, troubleshoot field issues, and assist releases, maintenance, and team training.

Develop novel computational methods for single-cell and spatial multi-omic data to track cancer-cell evolution, identify treatment biomarkers, build reproducible analysis pipelines, and disseminate results via publications and conferences.

The Lead Full Stack Java Developer is responsible for leading software development, enhancing applications, and collaborating with teams for system improvements while ensuring compliance and ethical standards.

The Python Developer will create Gen AI solutions, collaborate in Agile teams, write maintainable code, manage project delivery, and ensure compliance with standards.