Application Support Specialist

Join us at Barclays as a Application Support Specialist to help support the authorisation host for Barclaycard Payments. In this role, you’ll work with real‑time payment authorisation systems, ensuring transactions run smoothly and securely. You’ll assist in monitoring system performance, troubleshooting issues, and supporting incident resolution.

The position includes occasional on‑call responsibilities to help maintain 24/7 service availability.

To be successful as a Application Support Specialist, you should have experience with

• Base
  24 Classic (POS) on HP Nonstop Platform
• ENFORM/TACL, Tandem Utilities - FUP, ENSCRIBE, PATHWAY, SPOOLCOM/PERUSE
• Payment Domain Functional Knowledge

Some other highly valued skills may include

• TAL, COBOL
  85 and monitoring Tools
  - Prognosis, EMS, View Point
• Knowledge of CARD Payments & Messaging Formats - ISO
  8583, APACS, HISO
• Demonstrated history of identifying and driving improvements and providing excellent stakeholder management

You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and transformation, business acumen strategic thinking and digital and technology, as well as job-specific technical skills.

This role will be based in our Knutsford office.

To effectively monitor and maintain the bank’s critical technology infrastructure and resolve more complex technical issues, whilst minimising disruption to operations.

• Provision of technical support for the service management function to resolve more complex issues for a specific client of group of clients. Develop the support model and service offering to improve the service to customers and stakeholders.
• Execution of preventative maintenance tasks on hardware and software and utilisation of monitoring tools/metrics to identify, prevent and address potential issues and ensure optimal performance.
• Maintenance of a knowledge base containing detailed documentation of resolved cases for future reference, self-service opportunities and knowledge sharing.
• Analysis of system logs, error messages and user reports to identify the root causes of hardware, software and network issues, and providing a resolution to these issues by fixing or replacing faulty hardware components, reinstalling software, or applying configuration changes.
• Automation, monitoring enhancements, capacity management, resiliency, business continuity management, front office specific support and stakeholder management.
• Identification and remediation or raising, through appropriate process, of potential service impacting risks and issues.
• Proactively assess support activities implementing automations where appropriate to maintain stability and drive efficiency. Actively tune monitoring tools, thresholds, and alerting to ensure issues are known when they occur.

• To advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions.
• Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes
• If the position has leadership responsibilities, People Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L – Listen and be authentic, E – Energise and inspire, A – Align across the enterprise, D – Develop others.
• OR for an individual contributor, they will lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/ or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes.
• Consult on complex issues; providing advice to People…