Senior Web App Support Engineer (React + ASP.NET) – Canary Wharf

Pontoon; City Of London; On-site; GBP 66,000 - 87,000; Full time

Job summary

Adecco is seeking a Web Application Support Engineer for a leading financial institution in London. The role is Canary Wharf-based, three days onsite, with a 416.00 daily umbrella rate, and a contract length up to 2 years for strong candidates.

You will provide expert support for web apps, troubleshoot issues, monitor performance, deploy updates with minimal disruption, and document solutions for the team.

Qualifications

• Proven React and ASP.NET experience essential.
• Oracle/SQL expertise required.
• Experience in web application support, preferably in financial/corporate settings.
• Strong web tech knowledge: HTML, CSS, JavaScript, C# and related frameworks.

Responsibilities

• Provide expert support for web applications, ensuring optimal performance and availability.
• Troubleshoot and resolve issues, collaborating with development teams as needed.
• Monitor application performance and implement improvements based on feedback and analysis.
• Assist in deploying application updates with minimal business disruption.
• Document technical issues and solutions to aid knowledge sharing.

Skills

React

ASP.NET

Oracle/SQL

HTML

CSS

JavaScript

C#

Server environments

Job description

Adecco is seeking a Web Application Support Engineer for a leading financial institution in London. The role is Canary Wharf-based, three days onsite, with a 416.00 daily umbrella rate, and a contract length up to 2 years for strong candidates.

You will provide expert support for web apps, troubleshoot issues, monitor performance, deploy updates with minimal disruption, and document solutions for the team.