Lead Engineer – Milan (On-site): Scalable AI Payments

Deel; Lombardia; Hybrid; EUR 73,000 - 108,000; Full time

Job summary

Klarna in Milan is looking for a Lead Engineer to own critical money-movement systems, write code, and guide architectural decisions across teams. You will shape the system's evolution and ensure robust performance in a fast-paced environment.

As a mentor, you will raise the technical bar, drive reliability, and help define how AI is used in everyday practice while collaborating with colocated teams and stakeholders across domains.

Qualifications

• Built and operated large-scale systems with reliability requirements.
• Experience with Java, JavaScript, or Python in production.
• Ability to make architecture calls and optimize for business outcomes.

Responsibilities

• Make sound technical decisions and justify them.
• Design for reliability, auditability, and regulatory constraints.
• Mentor engineers and raise technical standards.
• Collaborate across domains to align with business goals.

Skills

Java

JavaScript

Python

Job description

Klarna in Milan is looking for a Lead Engineer to own critical money-movement systems, write code, and guide architectural decisions across teams. You will shape the system's evolution and ensure robust performance in a fast-paced environment.

As a mentor, you will raise the technical bar, drive reliability, and help define how AI is used in everyday practice while collaborating with colocated teams and stakeholders across domains.