L2 Application Support Analyst – Financial Systems

Join Citi's Production and Application Support team, where you will keep mission-critical liquidity reporting and financial applications running at peak performance across the full trading lifecycle. In this role, you will sit at the intersection of technology and financial services, resolving complex production incidents and driving lasting improvements across systems that directly support front office and back office operations. You will work alongside infrastructure, development, and business stakeholders to deliver stability, resilience, and continuous service improvement across a portfolio of high-impact financial applications.

Responsibilities

- Deliver L2 production support for mission-critical liquidity reporting and financial applications, maintaining high availability and consistent performance across the trading lifecycle.

- Monitor, triage, and resolve production incidents related to trade capture, batch processing failures, position keeping, market data, pricing, and risk and liquidity reporting.

- Manage scheduled jobs, alerts, and system logs using job scheduling tools and Unix-based monitoring platforms to prevent and contain service disruptions.

- Execute advanced SQL queries and scripts to analyse data, validate outputs, and resolve data integrity issues across multiple application layers.

- Troubleshoot data pipeline failures across applications built on stored procedures, reporting services, and Big Data ecosystems including Hadoop, Hive, and Spark.

- Lead root cause analysis for major incidents, coordinate post-incident reviews, and implement permanent fixes to prevent recurrence.

- Coordinate change management and release activities, including deployment validations and post-release checks, to maintain production stability.

- Maintain and improve operational knowledge bases, standard operating procedures, and runbooks to support team effectiveness and knowledge continuity.

Required Qualifications & Skills

- 6 or more years of experience in application or production support, with at least 2 years operating at an advanced level in a financial services environment.

- Hands-on capability with Unix/Linux, including scripting, file manipulation, and job control, combined with advanced SQL skills across platforms such as MSSQL or Oracle, including stored procedures, SSIS, and SSRS.