POS Application Support Analyst in City of Westminster

Reporting to

Senior Stores & Masterplan Manager

Location

Selfridges Retail, London or Leicester

Travel to other Selfridges Retail sites and third‑party suppliers may be required.

Hours

37.5 hrs Week. Part of overnight on‑call rota. Some weekend, bank holiday and out of hours of work will be required.

What is the role?

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.

• Role responsibilities
• Own application support for all POS and Payment systems across all stores and digital touchpoints.
• 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, prioritise multiple concurrent issues, and demonstrate the 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.
• Work with the 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 to during all works.
• Ensure all new deliverables and requirements are adequately documented.
• Operate under required governance and processes where appropriate.
• 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.
• Technical knowledge of 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.
• Demonstrated knowledge of one or more POS systems with a keen understanding of the systems development lifecycle.
• Ability to install, upgrade, support and troubleshoot all associated peripherals and 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 who 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‑focused services in a complex and changing environment, demonstrating a practical approach to problem solving.

• An example of our values: a trusted and respected colleague.
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