About this role
Salary: £50,000 - 85,000 per year
Requirements: 5+ years of backend development experienceStrong .NET and C# skills for API development and business logic implementationExpertise in SQL Server, including query optimization, indexing, and stored proceduresProficiency in RESTful API development, with a strong understanding of error handling, logging, and monitoringGood understanding of Windows FormsExperience with Git, version control workflows, and agile development methodologiesExperience setting up and managing Azure DevOps pipelines for CI/CD automationGood familiarity with Swagger for API documentationSAP Business One or similar accounting system experienceHands-on experience with SAP backend table integration via APIsKnowledge of Azure services for API hosting and cloud infrastructure managementKnowledge of web frontend technologies Responsibilities: Build and maintain RESTful APIs in VB.NET and C#, integrating with SQL Server and SAP Business One backend tablesWrite optimized SQL queries, stored procedures, and indexing strategies to efficiently handle large datasetsMonitor and enhance API performance, database query execution, and application scalabilityMaintain clear and detailed documentation for APIs, database structures, and back-end infrastructureWork closely with SAP consultants, frontend developers, and DevOps engineers to ensure seamless system integrationConduct code reviews, debugging, and error handling to maintain system reliabilityStay up to date with API design standards, database performance tuning, and cloud integration trends Technologies: APIAzureBackendC#CI/CDCloudDevOpsFrontendGitSAPSQLSwaggerWebWindowsWindows FormsASP.NETSecurityVisual Basic More:
We are an established financial software house based in North London, working with leading brands in retail and media to deliver financial management systems developed in house by our small, dynamic team of tech professionals. This is a Senior .Net Back End Developer role, and the position is fully office based.
last updated 29 week of 2026