Application Support Analyst Slough Up to £40,000 + Benefits Join a leading UK retailer where technology underpins every aspect of customer experience and business performance. In this role, you ll take ownership of application operations across core business systems, including Microsoft Business Central and integrated platforms, ensuring data, processes, and integrations remain stable, secure, and high-performing. You ll manage middleware and API connectivity, oversee service tickets, support project delivery in Azure DevOps, and drive continuous improvement within a collaborative technology team. Key Responsibilities Own and resolve application support tickets with clear communication and accurate results. Manage incidents, requests, and problems against agreed service levels. Support project work, configuration, testing, and deployment through Azure DevOps. Oversee middleware and system integrations to ensure secure and reliable data flow. Troubleshoot APIs including payloads, authentication, and performance checks. Protect data integrity across platforms and address recurring issues. Support structured testing, release and change management processes. Contribute to process and system improvements. Maintain documentation including system guides, knowledge articles, and API references. Collaborate with Infrastructure, Cybersecurity, and Development teams. Technical Experience Experience with middleware or integration platforms (e.g. Mulesoft or similar). Ability to work