Application Support Developer

ISR Recruitment Ltd; Northwich; On-site; GBP 55,000 - 75,000; Full time

Job summary

ISR Recruitment Ltd is recruiting a Senior Application Support Developer for a public-sector organisation in the Northwich area of Cheshire. The role blends hands-on development with application support and technical delivery, owning business-critical applications, integrations and data solutions.

You will lead technical workstreams, collaborate with stakeholders and suppliers, and help resolve complex technical issues while ensuring secure development and robust operations.

Qualifications

• Experienced in application development, application support and maintaining business-critical systems.

Responsibilities

• 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.

Skills

C#

.NET

SQL Server

SSIS

SSAS

APIs

Power Platform

Power BI

SharePoint

ITIL

Job description

The Opportunity:

We are recruiting a Senior Application Support Developer for a public-sector organisation based in the Northwich area of Cheshire, for an experienced technical professional to take ownership of business-critical applications, integrations and data solutions, combining hands-on development with application support and technical delivery.

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.

Role and Responsibilities:

• 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.

Experience and Technical Skills:

• Experienced in application development, application support and maintaining business-critical systems.
• 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.