Software Engineer – Payments Infrastructure

Company: EC1 Partners
Apply for the Software Engineer – Payments Infrastructure
Location: London
Job Description:

Role Overview


This role focuses on building payment processing infrastructure supporting high-volume, secure transaction flows. You’ll work on backend systems that ensure reliability, speed, and compliance across payment platforms.


Key Responsibilities



  • Develop backend services for payments processing

  • Build scalable and resilient transaction flows

  • Collaborate with product and engineering teams

  • Support system monitoring and reliability

  • Improve performance and fault tolerance


Required Experience



  • Backend software engineering experience

  • Payments or transactional systems exposure

  • API development experience

  • Experience with high-availability systems

  • Financial services background


Nice to Have



  • Card, bank transfer, or real-time payments exposure

  • Event-driven systems

  • Cloud-native architecture


Why Join



  • High-volume transaction environment

  • Business-critical infrastructure

  • Strong engineering ownership

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Posted: September 14th, 2026