Applications Support Senior Analyst - Asst Vice President

Citibank (Switzerland) AG; Mississauga; Hybrid; CAD 110,000 - 140,000; Full time

Benefits offered by this job

Hybrid work model

Job summary

Citi is seeking an Applications Support Senior Analyst at Assistant Vice President level in Mississauga, Ontario. You will own production environments, ensure stability, and coordinate cross-functional teams across business units and technology.

This role requires deep expertise in cloud-based, microservices architectures and incident management. You will act as a subject matter expert, mentor junior analysts, and drive improvements in monitoring, security, and release processes.

Qualifications

• 6+ years of experience in application support, production systems management, or related ops role.
• Experience supporting cloud-based applications with microservices.
• Knowledge of messaging platforms such as Kafka or Solace and containerised environments.
• Familiarity with active monitoring tools and production readiness practices.
• Ability to communicate complex technical information to stakeholders.

Responsibilities

• Own production application environments to ensure stability, quality and performance.
• Monitor applications across trading days and coordinate handovers for uninterrupted ops.
• Assess incidents, escalate to tech/business teams, and ensure timely resolution within SLAs.
• Lead or contribute to projects to improve stability, efficiency, and reliability.
• Coordinate end-to-end release participation from testing to deployment.

Skills

Cloud infrastructure

Production monitoring

IP network analysis

Stakeholder communication

Team leadership

Education

Bachelor's degree or equivalent in a technical field

Tools

Kafka

Solace

Job description

## Applications Support Senior Analyst - Asst Vice PresidentApply: Hybrid: Mississauga Ontario Canada: Full time: Posted Yesterday: 26996356As a Senior Application Support Analyst, Assistant Vice President at Citi, you will take ownership of mission-critical production applications, ensuring the stability, performance, and continuous availability that global financial operations depend on. This is a senior-level role with real influence — you will act as a subject matter expert, coordinate across technology and business teams, and directly shape the reliability of systems used by traders, business users, and operations teams worldwide. If you thrive in a fast-paced environment where your technical decisions have tangible impact, this role offers the scope, autonomy, and cross-functional reach to make that count.## Responsibilities* Manage and maintain production application environments, ensuring stability, quality, and performance consistently meet agreed service levels.* Monitor applications continuously across the trading day, perform start-of-day health checks, execute same-day risk reconciliations, and coordinate regional handovers to maintain uninterrupted operations.* Assess the risk and business impact of production incidents, escalate issues to the appropriate technology and business teams in a timely manner, and ensure resolution within service level commitments.* Identify and implement improvements to application stability, efficiency, and effectiveness by leading or contributing to active support projects across these themes.* Partner with development and production support teams to define scope for complex application enhancements, prioritise bug fixes, and coordinate end-to-end release participation from testing through to deployment.* Identify security vulnerabilities and technology risks within the current environment, communicate their impact clearly, and ensure contingency plans are in place to maintain user availability.* Serve as a subject matter expert and point of escalation for senior stakeholders, interfacing with internal technology groups, vendors, and business users to resolve issues and align on priorities.* Coach and mentor junior analysts, setting standards for technical documentation, operating procedures, and quality of delivery across the team.## Required qualifications & skills* 6 or more years of experience in application support, production systems management, or a closely related technical operations role.* Hands-on experience supporting applications built on cloud infrastructure, including microservices architectures and cloud-hosted database technologies.* Practical knowledge of messaging and event-streaming platforms such as Kafka or Solace, and experience supporting containerised application environments.* Working knowledge of active monitoring tools used to track application health and performance in production environments.* Ability to analyse and monitor IP network traffic, with a solid understanding of web technologies and how they interact within production systems.* Demonstrated ability to lead within a team setting, communicate complex technical information clearly to a range of stakeholders, and plan and organise workload across multiple concurrent priorities.* Bachelor's degree or equivalent practical experience in a relevant technical discipline.## Beneficial skills & qualifications* Experience leading requirement-gathering efforts across multiple large-scale development projects running simultaneously.* Familiarity with storage and archiving procedures in enterprise production environments.* Background in post-implementation analysis and system design validation following application releases.## What we offer At Citi, you will work in a performance-driven environment where your expertise has a direct and measurable impact on global operations. This role gives you the ownership, influence, and cross-functional exposure that senior technologists look for — supported by the resources and reach of one of the world's leading financial institutions.* A hybrid working model with 3 days in the office and 2 days working remotely, giving you structure and flexibility in equal measure.* Genuine ownership of production stability and improvement initiatives, with the autonomy to make decisions and drive outcomes at a senior level.* Exposure to complex, large-scale systems across a global technology organisation, with the opportunity to broaden your expertise and deepen your specialism.* Access to learning and development programmes that support your continued professional growth and long-term career progression at Citi.* Competitive compensation and a comprehensive benefits package designed to support your financial wellbeing and overall quality of life.* A collaborative team environment where your contributions are recognised and your technical leadership shapes how the broader team performs.Apply today to bring your application support expertise to a role where your work keeps critical financial systems running reliably for clients and colleagues around the world.