Staff Java Engineer (Fintech)

TL;DR

Staff Java Engineer (Fintech): Designing and delivering reliable Java microservices for finance core and reconciliation systems with an accent on engineering standards, automation, and system scalability. Focus on reducing manual processes through deterministic logic, mentoring the team, and ensuring high accuracy in financial data processing.

Location: Must be based in Montevideo, Uruguay or Buenos Aires, Argentina

Company

A global fintech company specializing in cross-border payment solutions for emerging markets.

What you will do

• Lead the design and delivery of reliable Java microservices for finance core and reconciliation.
• Define and enforce engineering standards to act as a technical bar-raiser.
• Audit, maintain, and improve existing codebases.
• Drive automation to reduce manual reviews, errors, and optimize workflows.
• Mentor teammates through code and design reviews to elevate engineering maturity.

Requirements

• Must be based in Montevideo, Uruguay or Buenos Aires, Argentina
• Advanced English proficiency required
• 7+ years of hands-on experience with Java SE and Spring/Spring Boot.
• Strong experience with microservice architectures and object-oriented design.
• Proficiency in relational and non-relational databases.
• Experience with cloud providers like AWS or GCP.
• Ability to adapt to Python codebases.

Culture & Benefits

• Focus on impact and productivity over fixed hours.
• Flexible schedules with self-managed focus time.
• Hybrid work model with in-person collaboration hubs.
• High-autonomy environment with clear accountability.