Senior Application Developer - Legacy .NET Framework,

Birmingham (Hybrid)

FTC - Up to £85,000pa

Position Overview

• We are looking for a Senior Developer to perform maintenance and enhancement of enterprise applications built using ASP.NET MVC, .NET Framework and SQL Server. The role will involve working across the development lifecycle - impact analysis, defect analysis, minor enhancements, technical debt and coordination with development and infrastructure teams.


• The successful candidate should have strong experience developing in legacy web applications and be comfortable working with frontend technologies such as jQuery and Razor Pages.

Key Responsibilities

• Enhancement of applications developed using: ASP.NET MVC Framework, .NET Framework, Razor Pages, jQuery and SQL Server


• Analyse, design, development and unit testing for minor changes, technical debts and application defects.


• Work across the presentation, business, data-access layers and database.


• Investigate application logs, stack traces, database issues, and integration failures.


• Support REST-based integrations and troubleshoot API-related issues.


• Collaborate with support, database, infrastructure, and business teams.


• Participate in agile ceremonies as part of the development methodologies


• Experience working in Scrum and Kanban teams


• Prepare technical documentation, knowledge articles and support procedures.

Mandatory Skills

• Strong experience with ASP.NET MVC Framework.


• Strong experience of development using jQuery, SQL Server and Razor Pages / Razor-based views


• Good experience with .NET Framework


• Strong knowledge of: C#, HTML, CSS, JavaScript


• Strong experience of working in agile teams


• Expertise in using tools like Jira or ADO


• Understanding of MVC architecture, session management, authentication, and authorization.


• Expertise in SQL and relational databases.


• Experience with debugging tools, application logs, and performance analysis.

Secondary Skills

• Good understanding of Insurance domain.


• Familiarity with Knockout.js.


• REST and SOAP web services.


• IIS administration and deployment troubleshooting.


• Entity Framework or equivalent ORM technology.

Experience and Qualifications

• 5 to 8 years of experience in ASP.NET MVC Framework application development or application support.


• Good understanding of Scrum and Kanban process with experience working in agile teams