Senior Back-end .NET Developer

About the role

SD Worx, a European payroll and HR services provider, is looking for a Senior Back-end .NET Developer to join its Corporate Data Management (CDM) team in the Data & AI organization. The team keeps corporate data central and integrated across the enterprise and enables data flows between business-critical systems. The role is a growth position aimed at strengthening in-house .NET development capabilities and supporting initiatives such as Master Data Management and integrations with enterprise platforms.

Key responsibilities

• Design, develop and maintain back-end applications using .NET Framework.NET Core and C#
• Build and support integrations between corporate systems, legacy applications and data platforms
• Contribute to the Master Data Management (MDM 2.0) initiative and related integration projects
• Deliver high-quality software on time, following standards and best practices
• Perform root cause analysis, troubleshoot issues and resolve defects
• Write and run unit and integration tests, conduct code reviews and improve code quality
• Collaborate with Product Owners, Technical Leads and cross-functional teams to turn business requirements into technical solutions
• Ensure solutions are scalable and maintainable, support CI/CD and deployment, and maintain technical documentation

Required profile

• At least 5 years of hands-on experience developing back-end applications with .NET Framework.NET Core and C#
• Experience building and consuming REST and SOAP services
• Experience writing unit and integration tests
• Ability to translate business requirements into scalable, maintainable solutions
• Excellent English and experience in Agile teams and international environments

Required skills

• .NET Framework.NET Core, C#
• SQL Server, Entity Framework and database design
• REST and SOAP services

What we offer

• Flexible working schedule and reduced summer hours (36 hours for 4 weeks)
• Private medical insurance fully covered, 25 vacation days and 18 hours for personal matters
• Laptop and equipment provided, and possible workation abroad
• Training, language courses, an individual development plan and career growth