Software Engineer III, Backend - Consumer Payment & Services Domain

Remote: yes Posted: 2026-06-16

As our Software Engineer III, Backend in the Consumer Payment & Services Domain, you'll play a key role in building and scaling the services that our users interact with daily, driving app engagement and simplifying money management for millions.

Here's what that looks like in practice:

- Own the End-to-End Lifecycle - Design, build, test, and operate mission-critical consumer features—from technical design to production—using Java, Spring Boot, and PostgreSQL.

- Build & Scale High-Impact Features - Develop and maintain core user functionalities such as BNPL ("Pay in 3"), Gift Cards, Mobile Top-ups, and Personal IBAN transfers.

- Enhance Payments Mechanics - Improve the backend logic and reliability of budget mechanisms and scheduled top-ups, ensuring payment mechanics are clear and scalable.

- Master a Modern Tech Stack - Take ownership of our AWS-based infrastructure (EC2/ECS, S3, Lambda, Kinesis) and drive architectural improvements across microservices.

- Work in an AI-Powered Environment - Leverage AI tools daily to write and optimize code, speed up root cause analysis, and generate documentation to raise engineering efficiency.

- Solve Complex & Ambiguous Problems - Turn vague user needs into scalable technical solutions, balancing delivery speed with technical quality and maintainability.

- Collaborate & Lead Quality - Work cross-functionally with Product and UX/UI teams while contributing to code reviews and refactoring initiatives to promote best practices.

- Drive System Reliability - Debug complex issues across services and investigate production incidents to continuously improve system health.

Who we're looking for

This role needs someone who is a problem-solver, loves teamwork, and gets things done with a high degree of curiosity and readiness for real ownership.

- Experience - At least 3 years of experience as a Backend Engineer in fast-paced environments, with a strong track record of building and maintaining scalable microservices.

- Technical Foundations - Solid expertise in Java & Spring Boot, with exposure to cloud environments (AWS is a plus) and relational databases.

- User Focus - Deep care for performance, reliability, and clean business logic to ensure a high-quality product.

- Teamwork and Communication - Excellent cross-functional collaboration skills and ability to communicate complex technical ideas clearly to both technical and non-technical peers.