💼 Full-Time Position

Senior Software Engineer, Fullstack (Consumer Payments)

🏢
Affirm, Inc.
📍 London, England, United Kingdom
📍
Location
London, United Kingdom
📅
Posted
May 27, 2026
Type
Full-Time
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Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.

As part of the Consumer Payments team at Affirm, you'll be working on Affirm's Payment Processing Network. These systems currently process billions of dollars in payments each year and are vital components in Affirm's platform.

We are looking for highly motivated software engineers who are passionate about building high throughput, high availability systems that can grow alongside a high growth business.

You will be working alongside multiple partner teams across Europe and the US to support feature development, international expansion as well as moving the dial on key financial metrics for the business.

What you'll do
  • Partner with product managers and stakeholders across the business to improve and expand our payments platform
  • Develop a deep understanding of payment networ...