C# Developer

Greater London
Contract
.NET/C#
Reference: RP/C#_1785252986

Tier 1 Investment bank based in Canary Wharf.

Role - C# Developer - Desktop Applications

Duration - 6 months with likely extension

Rate - £416 p/d (inside IR35)

Location - Hybrid / Canary Wharf

Tech Stack

  • C#
  • WPF
  • Winforms
  • Javascript
  • SQL
  • Oracle

Tasks

  • Tasks range from understanding business requirements, designing application structures, business data analysis, programming WPF (Windows Presentation Foundation) applications in Visual C#.NET on both Oracle and SQL Server database, testing with users, implementation through Development, Quality Assurance (QA), Production and Disaster Recovery environments. Supporting users and writing operation documents including User Helps (manuals) will also be required.
  • As well as application development, this role will also include all aspects of system constructions and support for existing programmes which are written as WinForms (C#.NET) applications. Also, applications written in other languages like MS VBA for Excel and Access, MS VB and MS Excel Macros will also be required.

Additional Tasks

  • Defining Database objects required in systems to connect with SQL and Oracle Database Administrators in both London and New York.
  • Providing script for database inquiry languages, i.e., T-SQL (SQL Server) and PL/SQL (Oracle) to perform data analysis based on requirements from business parties.
  • Setting up a system distribution method to Citrix and application servers for both Web and Window applications.
  • Troubleshooting systems in an event of failure and implementing necessary solutions by checking Windows Operating System, Internet Information Server and any other relevant environments where the applications are running. In some case this role will act to liaise with other application support team staff.
  • Following the existing team programming policy to keep a common development style to be shared in team members.
  • Updating versions of MS .Net Framework and MS Visual .NET platform to include any necessary changes of existing systems running in Production.
  • Liaising with the relevant support teams such as other Development sections, Technical Support, Network and Infrastructure and DBA where Business users experience system problems.
  • Assessing the impact of data processing loads on SQL and Oracle database and, when appropriate, finding alternative approaches.
  • Rolling out changes with a coordination of Release manager. It is important to maintain the change history of applications

GCS is acting as an Employment Business in relation to this vacancy.

£400.00 - £416.00
Per day
GBP400 - GBP416 per day + inside IR35

Greater London

Contract

Added 28/07/2026
Reference: RP/C#_1785252986

C# Developer

Greater London
Contract

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