About this role
Salary: £? - ? per year
Requirements: Strong commercial experience developing applications using C#/.NETProven expertise with WPF or WinFormsStrong SQL or Oracle development skillsUnderstanding of software design principles and development best practicesExperience working within complex enterprise environmentsExperience working with AzureExperience with JavaScriptExposure to ReactExperience contributing to application modernisation programmesKnowledge of Azure cloud technologiesExperience within Financial Services, Investment Banking or Capital Markets environmentsStrong analytical and problem-solving skillsExcellent communication and stakeholder management abilitiesAbility to work independently in a fast-paced environmentCollaborative mindset and willingness to mentor junior developersComfortable balancing support of legacy systems alongside modernisation initiatives Responsibilities: Develop and maintain enterprise-grade applications using C#Enhance and support existing WPF and WinForms applicationsContribute to the migration of desktop applications towards web-based architecturesBuild and integrate APIs and backend servicesWrite efficient SQL queries and stored proceduresCollaborate with business analysts, architects and end users to understand requirementsParticipate in code reviews and promote development best practicesTroubleshoot production issues and contribute to continuous improvement initiativesSupport the adoption of Azure technologies as part of the broader cloud transformation strategy Technologies: AzureBackendC#CloudSupportJavaScriptOracleReactSQLWPFWebASP.NETDevOps More:
We are supporting a Tier 1 Investment Bank based in Canary Wharf with a strategic application modernisation programme. This contract opportunity is for a Senior C# Developer working in a hybrid setup on a 6-month initial contract, paying £416 per day inside IR35 with an ASAP start. You will join a technology team evolving critical business applications, helping transition legacy desktop solutions to modern web-based and cloud-enabled platforms while working closely with development teams, business stakeholders and architecture functions in a complex enterprise environment.
last updated 38 week of 2026