Senior Software Engineer, Fullstack (Consumer Payments)

TN United Kingdom; London; Remote; GBP 117,000 - 157,000; Full time

Job summary

An innovative firm is seeking a Senior Software Engineer to join their Consumer Payments team in London. This role involves working on a high-throughput payment processing network that is crucial to the company's platform. You'll collaborate with teams across Europe and the US to enhance the payments platform and support international expansion. Ideal candidates will have a strong background in both backend and frontend development, along with excellent communication skills. If you're passionate about improving consumer financial services and eager to work in a dynamic environment, this opportunity is perfect for you.

Benefits

Health Coverage

Wellness Programs

Tech Stipends

Dental Coverage

Vision Coverage

Qualifications

• 4+ years of experience as a software engineer.
• Fluency in both backend and frontend development.

Responsibilities

• Collaborate with product managers to improve the payments platform.
• Develop a deep understanding of payment networks.

Skills

Software Engineering

Backend Development

Frontend Development

Cross-team Communication

Kotlin

Typescript

Job description

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Senior Software Engineer, Fullstack (Consumer Payments), London

Client: Affirm, Inc.

Location: London, United Kingdom

Job Category: Other

EU work permit required: Yes

Job Reference: 28d5032e2dce

Job Views: 17

Posted: 07.05.2025

Expiry Date: 21.06.2025

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, which processes billions of dollars in payments annually and is a vital component of Affirm's platform.

We seek highly motivated software engineers passionate about building high throughput, high availability systems that can scale with our growing business.

You will collaborate with multiple partner teams across Europe and the US to support feature development, international expansion, and improve key financial metrics.

What you'll do

1. Partner with product managers and stakeholders to improve and expand our payments platform
2. Develop a deep understanding of payment networks and the payments industry
3. Collaborate with partners and colleagues across the USA and Europe

What we look for

• 4+ Years of experience as a software engineer
• Drive to improve consumer financial services
• Fluency in both backend and frontend development
• Strong cross-team communication and collaboration skills
• Nice to have: Knowledge of, or willingness to work with, Kotlin and Typescript; familiarity with payment processing principles, Open Banking standards, and experience in technical leadership roles

Compensation and Benefits

Base Pay Grade: N

Equity Grade: UK 5

Employees typically start at the beginning of the pay range, which is based on location, experience, and skills.

Base pay ranges from £117,000 to £157,000 per year, with additional benefits including health, wellness, tech stipends, and subsidized medical, dental, and vision coverage for employees and dependents. Equity rewards may also be available.

Location: Remote England