Top Tech Jobs & Startup Jobs in Toronto

Develop and optimize a low-latency equities electronic trading platform, primarily the Smart Order Router. Design routing logic, venue analysis, and distributed microservices; lead technical discussions and code reviews; collaborate with product, quantitative research, and technology teams; improve testing and deployment; and maintain monitoring, reconciliation, and recovery solutions. The role also requires strong attention to compliance, risk management, system performance, and resiliency.

Leads complex technology projects and business analysis initiatives, translating stakeholder needs into system requirements and specifications. Evaluates technology solutions, manages risks, oversees timelines across interconnected applications, and drives data-informed decisions. Serves as a liaison between business and technology teams while mentoring staff and coordinating resources. Requires strong business analysis, project management, SDLC, Excel, communication, and organizational skills, with financial services experience preferred.

Lead applications systems analysis and development for Big Data platforms. Partner with management to define enhancements, resolve complex issues, enforce coding/testing standards, coach mid-level developers, and ensure compliance and risk management.

Owns production application support for mission-critical financial systems, ensuring stability, performance, availability, monitoring, incident resolution, risk management, and service-level compliance. Partners with development and technology teams on enhancements, bug fixes, testing, releases, and contingency planning. Acts as a subject matter expert for stakeholders and vendors while mentoring junior analysts and improving operational procedures, documentation, and system reliability.

Leads functional, end-to-end, UAT, and automated testing for complex multi-tier applications. Builds and maintains automation frameworks using Java and TypeScript, monitors product and process quality, documents findings, analyzes root causes, tracks corrective actions, verifies traceability, and reports quality metrics. Collaborates with project managers, users, and global teams to support software releases, ensure SDLC standards, and identify improvements. Provides informal guidance to newer team members and supports compliance and risk controls.

Lead the architecture and hands-on development of Citi’s production-grade, multi-tenant agentic AI platform. Build full-stack AI components, intelligent agent orchestration, Model Context Protocol servers, RAG pipelines, vector and graph database integrations, and prompt classification systems. Partner with subject matter experts and engineering teams to deliver scalable, secure, and operationally resilient AI solutions. The role also provides technical leadership, production ownership, and team direction.

Leads hands-on development of complex full-stack Java applications, microservices, reporting pipelines, and enterprise integrations. Architects scalable systems using Spring, Oracle, MongoDB, Kafka, and modern frontend frameworks. Leads globally distributed Agile teams, oversees sprint delivery, code quality, CI/CD, performance engineering, production support, incident resolution, and secure SDLC compliance. Mentors engineers and partners with product, business, database, and infrastructure stakeholders.

Lead and perform risk-based internal audits for Citi Transformation areas (data governance, HR, finance, market/credit risk). Draft reports, present findings, assess controls, recommend improvements and automation, manage stakeholder relationships, and complete audits within budget and regulatory standards.

Lead and mentor full-stack teams while remaining hands-on in Angular and Java development. Architect scalable microservices, oversee code quality, drive technology adoption, collaborate on technical strategy, manage technical debt, and deliver major development initiatives.

Lead and manage a PMO team for Global Equities Cash & Derivatives Technology: enforce PM governance, coordinate portfolio reporting, coach PMs/BAs, track KPIs, manage risks, deliver program metrics and stakeholder communications to support transformation and control objectives.