Top Tech Jobs & Startup Jobs in Toronto

The Senior Security Engineer will secure cloud infrastructure across various services, develop security policies, manage exceptions, and respond to security alerts while collaborating with teams to eliminate security risks.

Lead and coach a remote team of Account Executives to hit individual and team quota. Hire, train, forecast, manage pipeline and KPIs, run regular reviews, participate in client meetings, refine sales strategy, and use customer feedback to improve products and processes.

Lead architecture and technical strategy for AI-driven product quality systems using LLMs and agents. Build scalable evaluation frameworks, detect regressions, generate insights, and drive cross-functional adoption while mentoring engineers and defining standards for trustworthy AI.

Lead architecture and implementation of Oracle Fusion financial systems, build integrations (SQL/PLSQL, REST/SOAP), embed AI-assisted development, automate financial workflows, and translate accounting requirements into scalable technical designs and documentation.

Build and operate ingestion, reconciliation, and reporting systems that reconcile card-network and partner settlement files against internal transactions. Deliver end-to-end features for traceability, accounting journals, tax and regulatory reporting, and compliance tooling while ensuring reliability, scalability, and data privacy.

Lead technical strategy and architecture for software security across Block. Design and deliver security solutions, drive Secure SDLC adoption, threat model critical systems, mentor engineers, and execute high-priority security initiatives for scalable, resilient security services and mobile/platform security.

Design, build, and operate services powering card issuance, transaction authorization, wallet provisioning, 3-D Secure, and disputes. Own features end-to-end within a microservice, event-driven architecture, write well-tested code, participate in reviews, and perform operational ownership including on-call and incident response. Leverage AI developer tools to improve velocity and quality.

Lead GTM strategy and revenue operations for global Sales: design segmentation, territory and coverage models, analyze funnel and productivity, run WBR/MBR cadence, lead cross-functional programs, translate goals into technical requirements, and champion AI/automation to improve sales productivity and execution.

Lead and manage enterprise payment partnerships end-to-end: source, negotiate, and close integrations with software platforms; build API expertise; drive go-to-market execution with Sales and Account teams; collaborate cross-functionally (Product, Solutions Engineering, Marketing, Legal); and own partner performance and business outcomes tied to GPV, seller acquisition, and enterprise wins.