.Net Developer – Platform Software for Payments

About the role

Worldline is looking for a skilled .Net Developer to join its payments technology team. You will work on a Terminal Management System and Android terminal core services, helping to deliver secure, scalable solutions for a cashless society.

Key responsibilities

• Develop end‑to‑end Terminal Management System components.
• Implement core services for Android terminals within the existing framework.
• Build operation and lifecycle management modules.
• Create internal, customer‑facing, and regulatory reports.
• Support QA processes, pilot installations, and third‑party integrations.

Required profile

• Engineering degree or equivalent.
• Minimum 3 years of experience with databases and .NET development.
• Experience in 24/7 critical environments.
• Strong analytical, problem‑solving, communication and teamwork abilities.
• Proactive, methodical, business‑oriented and able to work under pressure.

Required skills

• C#
• .NET Framework and .NET Core
• ASP.NET MVC
• SQL Server, T‑SQL, Stored Procedures
• Object‑Oriented Programming (OOP)
• Web Services – SOAP and Web API
• Version control – Git, TFS
• Socket programming
• Encryption – SSL, RSA, 3DES
• ELK stack (basic knowledge)
• HTML5, CSS, jQuery
• XML, JSON
• Angular (basic knowledge)

What we offer

• Opportunity to work on innovative payment solutions.
• Global team of 18,000 innovators with extensive training.
• Career acceleration in a fast‑growing fintech environment.