> Markdown version of [/jobs/ext/4612377-application-support-developer-north-west](https://www.wearedevelopers.com/jobs/ext/4612377-application-support-developer-north-west). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Application Support Developer - North West - **Company:** ISR Recruitment - **Location:** Winsford, UK - **Experience:** Expert - **Salary:** £43,000.0 - £47,000.0 - **Contract:** Temporary contract - **Skills:** .NET Framework, Application Programming Interfaces (APIs), Application Lifecycle Management, Business Software, Business Systems, C Sharp (Programming Language), Databases, Data Systems, Microsoft Software, Microsoft SQL Server, Power BI, Secure Coding, Microsoft SharePoint, SQL Server Integration Services, SQL Server Analysis Services, Systems Integration, Scripting, Sap Business Objects, Tools for Reporting - **Published:** November 7, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5956704287 ## About the Role * Strong practical experience across a combination of C#, .NET, SQL Server, database scripting, SSIS, SSAS and APIs/integration. * Experience with Microsoft technologies including SharePoint, Power Platform and Power BI; Business Objects and MDX would also be beneficial. * Strong understanding of IT service management, ideally with ITIL Foundation certification or a willingness to obtain it within 12 months. * Experience managing technical releases, resolving complex incidents and working within secure, controlled development environments. * The ability to lead technical activities, manage competing priorities and communicate effectively with technical and non-technical stakeholders. ## Description You will play a key role in developing, maintaining and improving a range of business systems, ensuring they remain secure, reliable and fit for purpose. You will also provide technical leadership across developments and releases, work closely with stakeholders and suppliers, and help resolve complex technical issues. * Design, develop, maintain and support complex business applications, integrations and data solutions. * Lead technical workstreams, releases and significant system enhancements. * Diagnose and resolve complex incidents, identify root causes and manage service risks. * Develop and maintain APIs, database processes, automation and reporting solutions. * Ensure secure development, application lifecycle management, monitoring, backup and recovery practices. * Work with business stakeholders to understand requirements, challenge technical approaches where appropriate and recommend effective solutions. * Manage technical dependencies, delivery risks and supplier relationships, while supporting and mentoring colleagues.