Senior Application Developer —.NET/Java/Python, Card & Security

A global digital security company is seeking a Senior Application Developer in Tlalnepantla, Estado de México. The ideal candidate will have strong experience in C#, .NET, Java, and Python, along with a Bachelor’s degree in a relevant field. Responsibilities include designing and maintaining applications, collaborating with teams across various environments, and integrating APIs. Advanced English proficiency and experience with cryptography standards are required. This is an excellent opportunity to join a leader in smart card issuance and digital security solutions.