Lead Backend Developer

Citi•Mississauga, ON

23d

About The Position

Senior technology leader with responsibility for designing, building, and delivering scalable enterprise applications and data platforms supporting regulatory and internal risk management. Leads systems analysis, application development, and technical strategy while mentoring engineers and ensuring alignment with enterprise architecture, risk, and compliance standards.

Requirements

Java or Python (5+ years)
Object‑Oriented and Functional Programming
RESTful APIs, OpenAPI / Swagger
Java/J2EE application development
Big‑data ecosystems: Spark, Flink, Kafka
Data lakes, batch and streaming pipelines
Data quality, governance, and controls
Microservices architecture and design patterns
Containers and orchestration: Docker, Kubernetes, OpenShift
CI/CD and release automation
On‑prem and hybrid cloud environments
Proven experience leading and delivering complex, enterprise‑scale technology initiatives
Strong systems analysis and solution‑design skills
Ability to manage shifting priorities in a fast‑paced environment
Demonstrated technical leadership, collaboration, and mentoring capabilities
Clear and concise written and verbal communication skills
Bachelor’s degree or equivalent practical experience required

Nice To Haves

Experience with AWS, Azure, or GCP
Master’s degree preferred

Responsibilities

Lead the design and development of scalable, high‑performance data ingestion solutions for enterprise data lakes using Apache Spark, Hadoop, and related big‑data technologies
Architect and implement Apache Airflow clusters to orchestrate enterprise data pipelines (DAGs)
Design and deliver BI and analytics reporting solutions, including automation of reporting and release processes
Build and maintain data quality, data governance, and control frameworks
Develop engineering tools and best practices to improve developer productivity, code quality, and operational readiness
Design solutions and frameworks to enhance risk management, controls, and compliance
Provide hands‑on technical leadership and ensure solutions align with enterprise architecture and firmwide standards
Partner with architecture, infrastructure, and business teams to deliver integrated solutions aligned to business objectives
Perform complex system analysis and lead problem‑solving using sound engineering judgment
Mentor and coach mid‑level engineers; guide work allocation and technical execution
Proactively assess and manage risk, ensuring compliance with regulatory requirements, internal policies, and ethical standards