Experteer Overview
As a Senior Backend Engineer at Xe, you own real-money movement problems end-to-end, from API design to production reliability. You will help rebuild the platform layer for cross-border payments, writing production-grade code that moves money and enables multi-currency functionality. You’ll shape backend services, lead architecture discussions, and mentor mid-level engineers within a small, impact-driven team. You work closely with product, compliance, and operations, using AI-assisted tools to accelerate delivery. This is your chance to influence scale, reliability, and platform modernization in a fast-moving fintech environment.

Compensaciones / Ventajas
• Design and own backend services for money movement and multi-currency balances across onboarding, KYC/KYB, payment initiation, FX, settlement, and related domains
• Lead cross-functional delivery with product, compliance, and operations from problem framing to launch
• Develop partner integrations and settlement infrastructure within your domain
• Own production health, including reliability, observability, on-call, and incident response
• Lead design reviews, set technical direction,



and mentor mid-level engineers
• Leverage agentic coding tools throughout the SDLC and drive modernization from legacy services into the modern stack

Responsabilidades
• 6 to 10+ years building production backend services
• Strong backend proficiency in C# / .NET preferred; other OOP languages welcome
• SQL and relational database fundamentals
• Writing and maintaining tests
• Daily use of agentic coding tools across the SDLC
• Production experience with AWS, including deployment, CI/CD, SQS, DynamoDB, S3, ECS, Lambda
• Strong system design and architecture experience (service-oriented/microservices, event-driven)
• Payments, FX, or regulated-industry experience
• Track record of technical leadership: mentoring, design reviews, architecture decisions
• Strong written and verbal communication

Requisitos principales
• performance-based annual bonus
• ESPP open to all employees
• hybrid working model
• 25–30 days annual leave
• Birthday off
• Relocation support and career development

📌 Back-end Engineer Senior (Alcobendas)
🏢 Xe.com
📍 Alcobendas