POS Application Support Analyst

Selfridges & Co; City of Westminster; On-site; GBP 45,000 - 65,000; Full time

Job summary

Selfridges & Co is seeking a POS Application Support Analyst to stabilise and enhance all POS and payment systems across its stores and digital touchpoints. You will work with in-store tech, infrastructure, security, and retail operations to ensure reliable customer transactions and compliance.

The role requires hands-on experience with Oracle Retail Xstore and related tooling, strong incident management skills, and the ability to manage priority issues in a busy retail environment.

Qualifications

• Experience managing POS or retail app support in a multi-store environment.
• Hands-on with Oracle Retail Xstore POS including Xstore, Xenvironment, and Xcenter.
• Knowledge of POS software platforms and integrations.
• Understanding of payment flows and PCI DSS.
• Experience with release and change management.
• Ability to troubleshoot using SQL and logs.

Responsibilities

• Own application support for POS and payment systems across stores and digital touchpoints.
• Support and maintain the Xstore application stack and its integration with Oracle Database, payment services, and back-office systems.
• Ensure rapid response and resolution of POS incidents, with a focus on trading-critical periods.
• Contribute to major incident management for POS outages.
• Ensure effective monitoring, alerting, and escalation for POS applications.
• Deliver POS application changes and releases with minimal disruption to retail operations.
• Coordinate testing, rollout, and rollback with store operations and infrastructure teams.
• Ensure changes are properly assessed for security, performance, and PCI impact.
• Ensure POS applications operate in line with PCI DSS requirements and internal security standards.
• Support audits and assessments by providing evidence and operational assurance.
• Work with Security and GRC teams on vulnerability remediation and secure configuration.
• Provide on-call out of hours support for POS and Payment applications.
• Demonstrate ability to prioritise multiple concurrent issues in complex situations.
• Maintain software versions of PED terminals.
• Maintain drivers for till printers and peripherals.
• Maintain Berkel Scales configuration updates and calibration.
• Work with infrastructure to update security patches.
• Coordinate with property team on offline tills power issues.
• Adhere to Selfridges Technology design principles.
• Ensure all deliverables and requirements are documented.
• Follow governance and processes as required.
• Keep Windows, AV and security software up to date.

Skills

POS support

Incident management

Oracle SQL

PowerShell

Xstore expertise

Retail tech

PCI familiarity

Tools

Oracle Retail Xstore

Xstore

Xenvironment

Xcenter

Oracle Database

Job description

The following content displays a map of the jobs location - London, Manchester or Birmingham

The POS Application Support Analyst is accountable for the stability, support, and continuous improvement of All Point-of-Sale (POS) applications and Payment Systems across the Selfridges retail estate.This role ensures all POS and Payment systems are highly available, secure, and fit for purpose, supporting trading operations with minimal disruption.

The role is required to respond to related incidents, which includes out-of-hours on-call support as part of a Rota.

This role combines technical expertise with strong delivery capabilities, ensuring IT services support business growth while maintaining a robust and secure technology environment.Working closely with Infrastructure, IT Security, In-Store tech team, Restaurants Hospitality and Retail Operations teams to ensure store technology enables safe, reliable customer transactions.

This role can be based in either London, Leicester, Birmingham or Manchester.

Role responsibilities

• Own application support for all POS and Payment systems across all stores and digital touchpoints.
• Support and maintain the Xstore application stack and its integration with Oracle Database, payment services, and back-office systems.
• Ensure rapid response and resolution of POS incidents, with a strong focus on trading-critical periods.
• Contribute to major incident management for POS outages
• Ensure effective monitoring, alerting, and escalation paths for POS applications
• Deliver POS application changes and releases, ensuring minimal disruption to retail operations.
• Coordinate testing, rollout, and rollback plans in collaboration with store operations and infrastructure teams.
• Ensure changes are properly assessed for security, performance, and PCI impact.
• Ensure POS applications operate in line with PCI DSS requirements and internal security standards.
• Support audits and assessments by providing evidence and operational assurance.
• Work with Security and GRC teams on vulnerability remediation, access controls, and secure configuration.
• Provide on-call out of hours support for all POS and Payment applications.
• Demonstrate a technical aptitude, be able to prioritise a multitude of concurrent issues, able to escape and demonstrate a proven ability to operate in complex situations.
• Maintain Software versions of PED terminals
• Maintain software/Drivers for till printers and other till peripherals.
• Maintain Berkel Scales configuration updates, calibration and verification of all scales.
• Working with infrastructure team to update and test all security patches.
• Work with the property team to ensure all power related offline tills are rectified across the estate.
• Ensure Selfridges Technology design principles are adhered too during all works.
• Ensure all new deliverables and requirements are adequately documented.
• Where appropriate, operate under required governance and processes.
• Work with the Infrastructure team to keep up to date on Windows, Anti-Virus and security software changes, closing security vulnerabilities.
• Ensure all DFN and other payment updates are tested securely and implemented across the Selfridges estate in conjunction with all appropriate teams.

A Bit About You:

• Proven experience managing POS or retail application support in a multi-store environment.
• Hands-on experience supporting Oracle Retail Xstore POS (or a comparable enterprise POS system), including Xstore, Xenvironment, and Xcenter.
• Technical Knowledge (Typical) POS software platforms and integrations
• Payment services and transaction flows
• Store networking and connectivity dependencies
• Release and change management processes
• Monitoring and incident management tooling
• Strong understanding of POS systems, payment flows, and store technology dependencies.
• Can demonstrate knowledge of one or more POS Systems with a keen understanding of the systems development lifecycle.
• Working knowledge of Oracle Database and SQL, with the ability to query, troubleshoot, and resolve transaction and data issues.
• Familiarity with Java-based applications and log analysis in a Windows environment, with PowerShell scripting for troubleshooting and automating routine support tasks.
• Ability to Install, upgrade, support and troubleshoot for all associated peripherals with the ability to perform general preventative maintenance tasks.
• Track record of delivering complex, high value technology initiatives in a retail environment utilising multiple delivery methodologies
• Experience supporting business-critical, revenue-generating systems.
• Familiarity with PCI DSS requirements and payment system controls.
• Experience supporting POS rollouts, upgrades, or transformation programmes.
• A problem solver. You can identify and manage issues and risks in a structured way
• Knowledge of software integration, engineering and infrastructure practices and implementation to appreciate delivery challenges.
• Experience of using data to encourage innovation and track benefits
• Customer focused.With a background in delivering high quality, customer focussed services in a complex and changing environment, demonstrating a practical approach to problem solving.
• An example of our values, a trusted and respected colleague.