Senior Lead Software Engineer - Regulatory Reporting & Big Data (Mississauga)

Overview

The Applications Development Technology Lead Analyst is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities.

Responsibilities

• Architect and lead the development of scalable, high-performance applications within Citi’s Insight regulatory reporting framework, ensuring alignment with enterprise architecture standards.
• Design and implement solutions across a modern stack including Java, Spring Boot, SQL, and real-time messaging systems to support large‑scale data processing needs.
• Build and optimize data pipelines and analytical workflows using Big Data technologies, contributing to robust and reliable regulatory reporting outcomes.
• Define and enforce engineering standards for coding, testing, debugging, and deployment across the team, raising the bar for software quality and delivery consistency.
• Collaborate with cross‑functional teams — including architecture, infrastructure, and business stakeholders — to identify system enhancements and deliver new product capabilities.
• Evaluate complex business and system processes to resolve high‑impact technical challenges, developing innovative and pragmatic engineering solutions.
• Mentor and coach mid‑level engineers and analysts, providing technical direction and supporting their professional growth.
• Embed risk awareness into engineering decisions, ensuring solutions meet compliance requirements and uphold Citi’s standards for data integrity and regulatory adherence.
• Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements.
• Resolve variety of high impact problems/projects through in‑depth evaluation of complex business processes, system processes, and industry standards.
• Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint.
• Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation.
• Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals.
• Provide in‑depth analysis with interpretive thinking to define issues and develop innovative solutions.
• Serve as advisor or coach to mid‑level developers and analysts, allocating work as necessary.
• Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm’s reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.

Qualifications

• 8–10 years of hands‑on software development experience, with a strong focus on backend engineering and enterprise‑scale systems.
• Deep expertise in Java and Spring Boot, with advanced knowledge of SQL and real‑time messaging technologies.
• Demonstrated ability to design software architecture and conduct meaningful trade‑off analysis across complex technical landscapes.
• Practical experience building and delivering microservices‑based architectures in production environments.
• Proficiency with a modern JavaScript framework such as Angular, with the ability to contribute across the full stack where needed.
• Proven leadership and people‑management skills, with experience guiding engineering teams and allocating work effectively.
• Clear and confident communicator, able to translate complex technical concepts for both engineering and non‑technical audiences.

Education

• Bachelor’s degree/University degree or equivalent experience.
• Master’s degree preferred.

What We Offer

• Hybrid working model — 3 days in the office and 2 days working remotely, giving you flexibility and in‑person collaboration.
• Hands‑on exposure to Big Data technologies including Spark, Hive, Impala, and HDFS within a large‑scale production workplace.
• Access to Citi’s AI tools and emerging technologies, keeping you at the forefront of innovation in financial services engineering.
• Senior‑level ownership and influence over architectural decisions that shape a strategic, firm‑wide regulatory reporting platform.
• Opportunities to mentor and develop engineering talent, building your leadership profile alongside your technical expertise.
• A collaborative, global engineering community with access to learning and development resources to support your continued growth.
• Competitive compensation and a comprehensive benefits package, including financial wellbeing and family support programs.

Beneficial Skills & Qualifications

• Hands‑on experience with Big Data technologies such as Spark, Hive, Impala, or HDFS.
• Familiarity with financial services, regulatory reporting, or compliance‑driven technology environments.
• Master’s degree in Computer Science, Engineering, or a related discipline.

This provides a high‑level review of the types of work performed. Other job‑related duties may be assigned as required.

Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.