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

Company: Pontoon
Apply for the Web App Support Engineer – React/ASP.NET (Canary Wharf)
Location: London
Job Description:

Pontoon in London’s Canary Wharf is seeking a skilled Web Application Support Engineer to ensure peak performance and availability of critical banking web apps. The role is long-term, with three days on-site each week under an umbrella contract, and a daily rate of £416.

You will troubleshoot issues with React, ASP.NET, Oracle, and SQL, coordinate with development teams, monitor performance, and assist deployments.

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Posted: October 4th, 2026