Senior Software Engineer - Lending Platform

Adyen; San Francisco (CA); On-site; USD 190,000 - 290,000; Full time

Job summary

Adyen is hiring a Senior Software Engineer, Lending for our San Francisco office. You will design and build core lending systems from scratch—including origination, underwriting, decisioning engines, repayment flows and ledgers—and ensure correctness, auditability and resilience.

Collaborating with product, risk, finance and legal, you will turn ambiguous problems into shipped products and shape architecture for scale across markets, owning work end-to-end—from requirements and design to

Qualifications

• 8+ years of software development experience.
• Experience with Java, web services, REST APIs, webhooks and SQL/PostgreSQL.
• Experience designing and building large-scale distributed systems.
• Full professional proficiency in English.

Responsibilities

• Design and build core lending systems from scratch, including loan origination, underwriting and decisioning engines, repayment flows and ledgers.
• Turn ambiguous problems into shipped products, working closely with product, risk, finance and legal partners.
• Make foundational architecture decisions that will shape how lending scales across markets and regulatory jurisdictions.
• Build for integrity from day one: correctness, auditability and resilience.
• Own your work end to end: requirements, design, implementation, testing, launch and iteration based on real customer feedback.
• Help shape the team's engineering culture, practices and standards.

Skills

Java

Web services

REST APIs

Webhooks

SQL/PostgreSQL

Distributed systems

English

Job description

Adyen is hiring a Senior Software Engineer, Lending for our San Francisco office. You will design and build core lending systems from scratch—including origination, underwriting, decisioning engines, repayment flows and ledgers—and ensure correctness, auditability and resilience.

Collaborating with product, risk, finance and legal, you will turn ambiguous problems into shipped products and shape architecture for scale across markets, owning work end-to-end—from requirements and design to