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Engineer the future of global finance. At Citi, our Tech team doesn't just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. We are seeking a high-performing Application Support Senior Analyst to provide L2 production support for critical applications within our global environment. The role focuses on incident resolution, system monitoring, and operational stability, working closely with Tech Leads, development teams, and external vendors. The ideal candidate will bring strong technical troubleshooting skills, operational discipline, and the ability to perform under pressure in a fast-paced environment.
Job Responsibility
Provide L2 support for business-critical applications (file transfer, batch processing, payments systems)
Actively manage P1/P2 incidents, ensuring timely resolution and escalation where required
Participate in incident bridges and provide clear status updates
Ensure adherence to SLA/OLA targets
Monitor application health and proactively identify issues
Execute daily health checks and batch validations
Support file transfer monitoring and reconciliation processes
Perform initial impact assessment and recovery actions
Support Root Cause Analysis (RCA) for incidents
Identify and flag recurring issues to Tech Leads
Maintain runbooks, SOPs, and knowledge base articles
Contribute to automation and monitoring improvements
Coordinate with external vendors for issue resolution
Liaise with internal technology, operations, and business teams
Provide regular updates during incidents and service disruptions
Support production deployments and change activities
Perform post-release checks and validations
Ensure minimal disruption during releases
Requirements
Experience in Application / Production Support, with strong knowledge of: Unix/Linux and/or Windows environments
SQL / database querying and troubleshooting
File transfer protocols (SFTP, batch jobs)
Scheduling tools (Autosys, Control-M or similar)
Experience with monitoring tools (e.g., Splunk, AppDynamics)
Good understanding of incident management processes (ITIL)
Strong troubleshooting and analytical skills
Ability to prioritize and manage multiple issues under pressure
Effective communication and coordination skills
Nice to have
Experience in Banking / Financial Services / Payments domain
Exposure to high-volume transactional systems
ITIL Foundation certification
What we offer
27 days annual leave (plus bank holidays)
A discretional annual performance related bonus
Private Medical Care & Life Insurance
Employee Assistance Program
Pension Plan
Paid Parental Leave
Special discounts for employees, family, and friends
Access to an array of learning and development resources