Application Support Engineer – SWIFT & Mainframe, Assistant Vice President

The Mainframe & SWIFT Application Support Specialist is responsible for the end-to-end support, monitoring, and incident management of our Mainframe accounting processes and SWIFT messaging flows. The role ensures operational stability, data accuracy, and timely processing of financial transactions, supporting business-critical fund accounting and custody operations.

We are seeking an experienced Application Support Specialist with strong expertise in SWIFT-integrated, fund accounting, custody operations and mainframe ecosystems to support and modernize mission-critical financial applications. The team supports high-volume, highly secure financial systems operating across SWIFT secure zones, cloud-native platforms (AWS/Azure), and legacy mainframe technologies (e.g., IBM Z). These platforms are undergoing transformation to hybrid architectures, combining mainframe stability with cloud scalability and automation.

The ideal candidate will play a key role in driving Dev Sec Ops /SRE practices across heterogeneous environments, ensuring secure, resilient, and automated delivery pipelines.

Our technology function, Global Technology Services (GTS), underpins critical financial operations including payments, messaging, and settlement systems integrated with SWIFT networks.

• Maintaining the security and integrity of SWIFT-connected applications, which operate within tightly controlled secure network zones and access models
• Enabling cloud transformation of legacy mainframe workloads, improving agility, observability, and resilience
• Strengthening compliance with internal controls, external audits, and regulatory requirements tied to financial messaging and data protection

You will contribute to the firm’s broader transformation by bridging traditional mainframe operations with modern cloud-native Dev Sec Ops /SRE practices.

• SWIFT Platform Application Support
  • Manage and enforce security controls aligned with SWIFT CSP requirements across infrastructure, access models, and deployment pipelines
  • Support secure connectivity to SWIFT applications
  • Automate compliance checks and audit readiness processes
• Mainframe & Legacy Integration
  • Support integration between mainframe platforms (e.g., IBM Z, Tandem/Non Stop) and modern cloud-based services
  • Enable zDevOps / modern Dev Ops practices for mainframe workloads, including version control, automated deployments, and testing
  • Collaborate with mainframe operations teams to improve reliability and change management processes
• Dev Sec Ops  & Automation
  • Embed security controls into the CI/CD pipeline (shift-left security)
  • Enhance application security (authentication, SSO, API gateways) and encryption standards
  • Reduce manual interventions through automation and runbook engineering (AWS/Azure)
• Observability & Resilience
  • Implement monitoring and alerting across hybrid platforms using tools such as Prometheus, Splunk, Grafana, and enterprise monitoring tools
  • Improve system resilience, capacity planning, and incident response
  • Lead root cause analysis and implement permanent fixes for production incidents
• Collaboration & Delivery
  • Work across application support, infrastructure, cloud, and vendor teams (e.g., SWIFT, managed services)
  • Support major transformation initiatives involving system migrations from mainframe to cloud
  • Ensure alignment between development, operations, and security teams

• Bachelor's degree
• 5+ years' experience as a Application Support Engineer in financial services
• Strong knowledge of mainframe systems (IBM Z, Tandem/Non Stop, or similar)
• Good knowledge of SWIFT-connected platforms and secure environments
• Experie…