Senior Software Engineer – Payments Modernisation

Role Overview

We are seeking experienced Senior Software Engineers to join a mission‑critical payments modernization program. This role focuses on stabilizing, upgrading, and modernizing legacy systems rather than building new features. You will play a key role in elevating engineering standards, improving system resilience, and ensuring compliance across core financial systems. This is an opportunity to work on high‑impact platforms in a lean, high‑performing team, contributing as a hands‑on engineer with strong ownership.

Key Responsibilities

• Lead modernization of legacy applications (Java 8 → Java 21+) to improve performance, maintainability, and compliance


• Enhance application hygiene, including testing, observability, and system reliability


• Implement and support containerized deployments using Kubernetes and cloud platforms (AWS preferred)


• Work on mission‑critical payment system...