Senior .NET Backend & API Integrations Engineer

Jobgether; España; On-site; PHP 3,997,000 - 5,451,000; Full time

Benefits offered by this job

Impact on enterprise software

Modern Microsoft technologies

Small Agile team with ownership

Architecture & performance focus

Growth opportunities

Job summary

Jobgether seeks a Services Center Mid/Senior .NET Software Developer based in Spain to build reliable integration services that connect an enterprise loan origination platform with a broad ecosystem of third-party vendors.

You will design, develop, test, and maintain .NET backend services, write C# and SQL, and contribute to integration architecture, testing, performance, and observability within a small Agile team.

Qualifications

• 5+ years of professional software development with the Microsoft stack.
• Strong C# and the .NET Framework and/or .NET Core.

Responsibilities

• Design, develop, test, and maintain integration capabilities within a .NET backend.
• Write clean, maintainable, and well-tested C# code with peer reviews.
• Develop and optimize SQL Server queries, stored procedures, and data models.
• Implement reliable bidirectional integrations with external systems.
• Design and maintain field-level mapping and transformation logic.
• Diagnose, troubleshoot, and resolve defects across environments.
• Collaborate on architecture decisions around reliability and observability.
• Contribute to automated testing and engineering process improvements.
• Create and maintain integration documentation and data mapping references.
• Take ownership of tasks and drive them to completion.

Skills

C#

.NET Core/.NET Framework

SQL Server

Web APIs

Azure

Agile

Data mapping

Redis

Tools

Azure DevOps

Job description

Jobgether seeks a Services Center Mid/Senior .NET Software Developer based in Spain to build reliable integration services that connect an enterprise loan origination platform with a broad ecosystem of third-party vendors.

You will design, develop, test, and maintain .NET backend services, write C# and SQL, and contribute to integration architecture, testing, performance, and observability within a small Agile team.