Senior .net Backend Engineer

We are hiring a Senior .net Backend Engineer within our IT Payments Team with a Fixed-Term Contract for 6 months to join our international team based in Schengen, Luxembourg immediately.

WHAT ARE YOUR RESPONSIBILITIES :

• Build REST APIs in .NET 10 powering customer onboarding, payments, accounts, and risk systems
• Integrate with different Payment Service Providers
• Integrate SEPA messaging workflows and external payment providers
• Integrate with Card Issuers ( BIN sponsors, issuer processors )
• Build out monitoring, observability, logging, and alerting patterns
• Provide architecture guidance on service decomposition, API contracts, data modelling and integration patterns

WHAT ARE THE REQUIREMENTS:

• 10+ years backend engineering including driving architecture decisions
• Bachelor’s or Master’s degree in Computer Science
• Fintech / EMI / Payments background
• .NET / C#, ideally including modern .NET versions experience
• Nice to have: Azure knowledge (Bicep, Service Bus, Container Apps, Key Vault, APIM)
• Nice to have: Familiarity with fraud and risk systems
• Nice to have: Familiarity with KYC/AML processes in a financial institution

WHAT DO WE OFFER:

• An international, young, and dynamic work environment at our global headquarters in Luxembourg
• The opportunity to be part of a fast-growing, globally successful company and contribute to a premium brand with worldwide recognition
• Great career path
• A modern office culture built on in-person interaction and teamwork for those who enjoy being part of an active office environment
• Being part of a multicultural and international team
• Christmas Bonus
• Lunch vouchers
• Free parking
• A generous voluntary social benefit program, including monthly free FitLine products and special purchase discounts
• Free use of the in-house gym
• Housing Allowance for employees residing in eligible Luxemburgish communes near Schengen
• Company outings, afterwork parties, Christmas parties