Senior Software Engineer – Open Banking & API Security

Mastercard; St. Louis (MO); On-site; USD 130,000 - 170,000; Full time

Job summary

Mastercard is seeking a Senior Software Engineer to develop and maintain our Open Banking platform, connecting to banks across Europe. You will work on APIs, security, data accessibility and processing, joining a team spread across Denmark and Poland.

You will primarily code in C#/.NET on ASP.NET, deploying to Azure, with a strong emphasis on modern development practices, CI/CD, tests and infrastructure as code.

Qualifications

• Experience building APIs with C# and ASP.NET in cloud environments (Azure).
• Familiarity with CI/CD pipelines and test automation.

Responsibilities

• Develop and maintain Mastercard Open Banking platform features and APIs.
• Advance API security, data accessibility, processing and analysis across Europe.

Skills

C#

.NET

ASP.NET

Azure

APIs

CI/CD

Test automation

Terraform

Security

Tools

Azure DevOps

Git

Terraform

Job description

Mastercard is seeking a Senior Software Engineer to develop and maintain our Open Banking platform, connecting to banks across Europe. You will work on APIs, security, data accessibility and processing, joining a team spread across Denmark and Poland.

You will primarily code in C#/.NET on ASP.NET, deploying to Azure, with a strong emphasis on modern development practices, CI/CD, tests and infrastructure as code.