Senior Payments Software Engineer

X4 Technology โ€” United Kingdom ยท Posted ~2 days ago

Senior Full-time Hybrid

Skills

Java 11+ Spring Framework Reactive Programming Event-Driven Architecture CI/CD Agile Scalable application development Resilient systems Software architecture

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Summary

A senior software engineering role focused on building and integrating scalable, resilient applications for high-volume financial transactions. The position involves Java, Spring, reactive and event-driven development, CI/CD, Agile practices, and participation in architectural decisions and engineering best practices.

Highlights

Senior engineering opportunity in fintech with a collaborative product team, exposure to high-volume mission-critical systems, and meaningful involvement in scalable architecture, engineering standards, and modern payment technology.

Description

Senior Software Engineer | Java | FinTech | Hybrid ( 2 Days per week) I'm currently partnering with an innovative fintech that's helping some of the world's leading financial institutions modernise their payment infrastructure through cutting-edge, real-time payment technology. This is an opportunity to join a highly collaborative product engineering team, integrating a market-leading platform that processes high-volume, mission-critical transactions. You'll play a key role in integrating and building scalable, resilient applications while contributing to architectural decisions and engineering best practices. What you'll be working with: Java 11+ Spring Framework Reactive Programming Event-Driven Architecture CI/CD & Agile (Kanban/Scrum) You'll be involved in writing high-quality, reusable code, solving complex engineering challenges, and helping to shape the future of a platform trusted by major financial organisations. We're looking for engineers with experience in: Java 11+ and Spring Kafka Building asynchronous, event-driven or distributed systems CI/CD and Agile delivery Designing scalable, high-availability applications Fintech, Banking or Payments experience Experience with AKKA, Docker, Kubernetes, MongoDB, Angular or Ansible would be advantageous but isn't essential.