Backend Developers

Backend Developers

Payment Platform Backend Software Engineer — London, United Kingdom

Develop resilient backend services and APIs supporting payment processing infrastructure.

Vacancy details

This is a private vacancy. Company details stay confidential until InVault confirms a serious candidate fit.

Status
Active
Date posted
2026-11-15
Open until
2027-02-13
Employment type
Full-time
Source-listed languages
Not specified
Language requirement
No mandatory language inferred
Work arrangement
On-site
Physical workplaces
London, United Kingdom
Applicant eligibility
Applicant geography not specified

Overview

Design, implement and maintain backend systems for payment technology, collaborating across product and engineering teams on reliable services and integration workflows. Contribute to software testing, technical reviews and operational resilience.

Requirements

  • Computer science or engineering education or relevant technical background.
  • Proficiency in C#/.NET, Java, Go or comparable backend development.
  • Understanding of service-oriented architecture and software testing.
  • Experience collaborating in agile software delivery.
  • Strong analytical problem-solving and engineering communication.

Responsibilities

  • Build backend application services and API capabilities.
  • Develop and test maintainable code for payment platform features.
  • Support operational reliability and troubleshoot service incidents.
  • Collaborate with product and engineering on system design.
  • Participate in technical reviews and continuous improvements.

Conditions

  • Full-time, on-site role based in London, United Kingdom.