Define and champion engineering best practices, architectural patterns, and coding standards across POS, dispensing, and in-store systems
Provide domain-level technical leadership, ensuring seamless integration between in-store platforms and eCommerce, mobile, OMS, loyalty, payments, and enterprise systems
Lead legacy-to-modern platform transformations using event-driven, API-first, and composable architecture approaches
Design and enhance highly resilient, offline-first store systems, including device management, synchronisation and network failover capabilities
Provide hands-on leadership for complex and business-critical initiatives, guiding architectural decisions and unblocking teams
Define and uphold API and integration standards across retail POS and dispensing platforms, including versioning, telemetry and operational visibility
Design and implement secure systems, embedding modern security practices, threat modelling, and compliance with PCI DSS and data protection requirements
Champion DevOps and automation, including CI/CD, infrastructure as code, automated testing, and improved deployment processes
Establish strong observability and reliability practices across store and cloud platforms, including monitoring, logging, and continuous improvement through incident reviews
Mentor and uplift engineering capability, fostering a culture of technical excellence, collaboration, and continuous improvement.

Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related discipline
Extensive experience (8+ years) in senior or principal-level engineering roles within complex enterprise environments
Proven experience working within the healthcare or pharmacy domain is highly regarded
Strong expertise in Windows-based application development, including WinForms (DevExpress), ASP.NET (C#), and deployment/packaging (MSI)
Solid experience with Microsoft SQL Server (including SQL Express) and data-driven application design
Hands-on experience building distributed systems using Windows Services and queue/event-driven architectures
Experience designing and managing APIs using platforms such as Azure API Management or Apigee
Demonstrated experience working across cloud environments (Azure and other public cloud platforms), including CI/CD pipelines (GitHub Actions) and containerisation
Excellent collaboration skills, with the ability to work effectively across engineering, architecture, security, and product teams
Clear and confident communication skills, with the ability to translate complex technical concepts for diverse audiences
Passion for mentoring and developing others, with a track record of uplifting team capability through coaching and knowledge sharing.

IT Principal Engineer – Retail POS & Pharmacy Systems

Key skills