Application Support Engineer

Falcon Smart IT (FalconSmartIT); Greater London; Hybrid; GBP 65,000 - 90,000; Full time

Job summary

Falcon Smart IT (FalconSmartIT) is seeking an experienced Application Support Engineer to maintain enterprise applications built on ASP.NET MVC and .NET 10. The role focuses on production support, incident resolution, and minor enhancements, with collaboration across development and infrastructure teams.

The ideal candidate has strong ASP.NET MVC, jQuery, and SQL Server experience, plus ITIL-based incident management familiarity. The position is based in London with hybrid work arrangements.

Qualifications

• 5–8 years of experience with ASP.NET MVC Framework or application support in production.
• Experience supporting enterprise web applications in production environments.
• Familiarity with ITIL-based support processes is a plus.
• Bachelor’s degree in Computer Science, Information Technology, or a related discipline preferred.

Responsibilities

• Provide Level 2 and Level 3 application support.
• Analyse and resolve production incidents and defects.
• Troubleshoot across presentation, business, data-access layers and database.
• Support applications using ASP.NET MVC, .NET 10, jQuery and SQL Server.
• Investigate logs, stack traces, and integration failures; perform root cause analysis.
• Develop minor enhancements and configuration changes.
• Support REST-based integrations and troubleshoot API issues.
• Collaborate with development, database, infrastructure and business teams.
• Participate in incident, problem and change-management meetings.

Skills

ASP.NET MVC

jQuery

.NET 10

MVC architecture

SQL queries

Education

Bachelor's degree in Computer Science/IT

Tools

ServiceNow

IIS

Azure DevOps

Splunk

AppDynamics

Dynatrace

TFS

REST/SOAP

Job description

Job Title: Application Support Engineer ? Legacy .NET Framework

Job Location: London, UK (Hybrid)

Job Type: FTE

Job Description :

Position Overview

• We are looking for a Senior Application Support Engineer to support and maintain enterprise applications built using ASP.NET MVC, .NET 10 and SQL Server. The role will involve production support, incident resolution, defect analysis, minor enhancements, and coordination with development and infrastructure teams.
• The successful candidate should have strong experience supporting legacy web applications and be comfortable working with frontend technologies such as jQuery.

Key Responsibilities

• Provide Level 2 and Level 3 application support.
• Analyse and resolve production incidents, service requests, and application defects.
• Troubleshoot issues across the presentation, business, data-access layers and database.
• Support applications developed using: ASP.NET MVC Framework, .NET 10, jQuery and SQL Server.
• Investigate application logs, stack traces, database issues, and integration failures.
• Perform root-cause analysis and prepare permanent fixes or workarounds.
• Develop minor enhancements, bug fixes, and configuration changes.
• Support REST-based integrations and troubleshoot API-related issues.
• Collaborate with development, database, infrastructure, and business teams.
• Participate in incident, problem, and change-management related meetings and processes.
• Prepare technical documentation, knowledge articles and support procedures.
• Participate in on-call or shift-based support, if required.

Mandatory Skills

• Strong experience with ASP.NET MVC Framework.
• Strong experience of development using jQuery and SQL Server
• Good experience with .NET 10
• Expert in ServiceNow usage or other ITSM tools
• Experience troubleshooting web applications in production.
• Understanding of MVC architecture, session management, authentication, and authorization.
• Expertise in SQL and relational databases.
• Experience with debugging tools, application logs, and performance analysis.
• Good incident-management and communication skills.

Secondary Skills

• Familiarity with Knockout.js.
• Good understanding of Insurance domain.
• REST and SOAP web services.
• IIS administration and deployment troubleshooting.
• Entity Framework or equivalent ORM technology.
• Windows services and scheduled jobs.
• Azure DevOps, TFS, or similar source-control and deployment tools.
• Familiarity with monitoring tools such as Splunk, AppDynamics, Dynatrace, or equivalent.
• Knowledge on Razor Pages or Razor-based views.
• Familiarity with Angular.

Experience and Qualifications

• 5 to 8 years of experience in ASP.NET MVC Framework application development or application support.
• Experience supporting enterprise applications in production.
• Experience working in ITIL-based support environments.
• Bachelor?s degree in Computer Science, Information Technology, or a related discipline is preferred.