Java Applications Development Lead, Vice President

Citi; Mississauga; On-site; CAD 167,000 - 237,000; Full time

Job summary

Citi in Mississauga, Canada, is seeking an Applications Development Technology Lead Analyst for the Money Markets domain. Lead architecture, design, and the modernization of treasury platforms using Java, Spring Boot, and MongoDB in a cloud-native environment.

You will mentor developers, drive high-throughput microservices, and partner with business desks to deliver compliant, scalable solutions across the trade lifecycle.

Qualifications

• 10+ years hands-on application development and technical leadership in financial services.
• Deep Java (Java 17+) and Spring Boot expertise.
• Strong MongoDB experience: data modeling, aggregation, indexing, sharding, performance tuning.
• Understanding Money Markets, treasury accounting concepts, PnL and accrual calculations.
• Experience integrating trading and treasury platforms with ledger systems.
• Cloud-native architecture with observability (Prometheus, Grafana, OpenTelemetry).
• CI/CD pipelines, Git, Scrum/Agile, and JIRA.
• Experience with AI-assisted development tools.

Responsibilities

• Lead design, development, and deployment of high-throughput, low-latency systems for Money Market trading and lifecycle management.
• Partner with Markets Treasury desks, product managers, and leadership to align tech with business goals.
• Provide SME guidance on modern architecture and ensure security and cloud-native compliance.
• Diagnose and optimize performance; evaluate data flows, MongoDB pipelines, and APIs.
• Establish standards for testing, debugging, and automated deployments.
• Mentor junior developers and foster continuous learning.
• Assess risk and ensure regulatory compliance in technology solutions.

Skills

Core Java

Spring Boot

MongoDB

Cloud-native architecture

Microservices design

Performance optimization

AI-assisted development

CI/CD

Git & Agile

Leadership & communication

Education

Bachelor’s degree in Computer Science or related

Master’s degree preferred

Tools

Jenkins

Tekton

Harness

Git

JIRA

Prometheus

Grafana

OpenTelemetry

Kafka

OpenShift

AWS

Redis

Job description

Overview of the Role

The Applications Development Technology Lead Analyst is a senior-level position within the Markets Treasury Technology team, specifically focusing on the Money Markets domain. This role is responsible for establishing, designing, and implementing highly resilient, scalable, and performant application systems and microservices in coordination with global technology and business partners.

The overall objective of this role is to lead applications systems analysis, architecture, and programming activities, driving the modernization of our Treasury and Money Market platforms using Java, Spring Boot, and MongoDB in a cloud-native environment.

Key Responsibilities

• Technical Leadership: Lead the design, development, and deployment of high-throughput, low-latency transactional systems and microservices for Money Market trading, funding, and trade life cycle management.
• Business & Function Integration: Partner with Markets Treasury business desks, product managers, and multiple management teams to align technology solutions with business goals, identifying and defining system enhancements to support new financial products and process improvements.
• Architecture & Design: Provide subject matter expertise in modern application design, ensuring that all microservices and system integrations adhere to the firm's overall architecture blueprints, security standards, and cloud-native principles.
• Problem Solving & Performance Tuning: Resolve high-impact, complex technical and business process issues. Conduct in-depth evaluation of system flows, database performance (MongoDB), data ingestion pipelines, and API exposure layers to eliminate bottlenecks.
• Standards & Best Practices: Establish and enforce robust standards for clean coding, comprehensive testing (unit, integration, and performance), debugging, and automated deployment.
• Mentorship & Collaboration: Serve as a technical advisor, coach, and mentor to mid-level and junior developers, allocating work, conducting code reviews, and fostering a culture of continuous learning.
• Risk & Compliance: Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding the organization, its clients, and assets. Drive compliance with applicable laws, rules, and regulations, adhering to policy, applying sound ethical judgment, and escalating control issues with transparency.

Recommended Qualifications

• Experience: 10+ years of hands‑on application development and technical leadership experience in the financial services domain, with a strong focus on Markets Treasury, Money Markets, and Trade Lifecycle Management.
• Core Tech Stack Expertise:
  • Deep, hands‑on expertise in Core Java (Java 17+) and the Spring Boot ecosystem (Spring Cloud, Spring Security, Spring Data).
  • Strong experience with NoSQL databases, specifically MongoDB (document modeling, aggregation framework, indexing, sharding, and performance tuning).
• Domain Knowledge (Money Markets & Treasury Accounting):
  • Strong understanding of core financial and treasury accounting concepts, including PAA (Profit Attribution Analysis), PnL (Profit and Loss) calculation/attribution, Accrual accounting (accrual interest, amortization, and yield calculations for Money Market instruments), and Risk calculations (IRDL and CRDL)
  • Proven experience integrating trading and treasury platforms with downstream ledger, accounting, and books & records systems for seamless PnL, accrual processing, and financial reconciliation.
• Performance & Scalability: Demonstrated experience diagnosing and solving complex performance issues across the entire application flow (including database queries, messaging ingestions, and API exposure layers).
• Cloud‑Native & Modern Architecture:
  • Expertise in cloud‑native development principles, designing and building highly resilient, scalable, and observable services (using tools like Prometheus, Grafana, or OpenTelemetry) in a cloud or containerized environment (e.g., OpenShift, AWS).
  • Experience with distributed caching (e.g., Redis, GemFire) and event‑driven architectures using messaging middleware (e.g., Kafka, Solace).
• SDLC & Tools:
  • Strong understanding of CI/CD pipelines (Jenkins, Tekton, or Harness), Git, Scrum/Agile methodologies, and JIRA.
  • Familiarity with AI‑assisted development tools (e.g., GitHub Copilot) and a proven track record of leveraging AI to accelerate day‑to‑day development tasks, code generation, and optimization.
• Leadership & Soft Skills:
  • Excellent communication, stakeholder management, and consensus‑building skills, with the ability to articulate complex technical concepts to non‑technical business partners.
  • Strong project management, prioritization, and organizational skills, with the ability to adjust priorities quickly in a dynamic environment.

Education

• Bachelor’s degree/University degree or equivalent experience in Computer Science, Engineering, or a related field.
• Master’s degree preferred.

Job Family Group

Technology

Job Family

Applications Development

Time Type

Full time

Primary Location Full Time Salary Range

$120,800.00 - $170,800.00

Most Relevant Skills

Please see the requirements listed above.

Automated Processing and AI

We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

This job opening is for an existing job vacancy.

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.

View Citi’s EEO Policy Statement and the Know Your Rights poster.