Software Engineer, Consumer Payments

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.

Position Overview

As part of the Consumer Payments team at Affirm, you'll be working on Affirm's Payment Processing Network. These systems 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, and drive key metrics to ensure Affirm users can pay in the way they want, without harming their financial health.

Responsibilities

• Own and deliver quarterly goals for your team, leading engineers through ambiguity to solve open-ended problems, and ensuring everyone is supported throughout delivery.
• Support peers and stakeholders in the product development lifecycle by collaborating with product management, design & analytics. Participate in ideation, articulate technical constraints, and partner on decisions considering risks and trade-offs.
• Proactively identify project, process, technology, or business issues, advocate for them, and lead in solving them.
• Support the operations and availability of your team’s artifacts by creating and monitoring metrics, escalating when needed, and supporting “keep the lights on” & on-call efforts.
• Foster a culture of quality and ownership on your team by setting or improving code review and design standards, and advocating for them beyond your team through writing and tech talks.
• Help develop talent on your team by providing feedback and guidance, and leading by example.

Requirements

• 4+ years of experience designing, developing, and launching backend systems at scale using languages like Python or Kotlin.
• Track record of developing highly available distributed systems using technologies like AWS, MySQL, and Kubernetes.
• Experience with Payment systems and processors.
• Experience defining a technical plan for the delivery of a significant feature or system component with an elegant, simple, and extensible design.
• Write high-quality code that is easily understood and used by others.
• Proficient at making significant changes in a large codebase, and have developed a suite of tools and practices to do so safely.
• Demonstrated ownership of growth, proactively seeking feedback from your team, manager, and stakeholders.
• Strong verbal and written communication skills for effective collaboration with our global engineering team.

Compensation & Benefits

• Base Pay Grade: N
• Equity Grade: UK 5
• GBR base pay range per year: £117,000 - £157,000
• Affirm focuses on a simple and transparent pay structure based on location, experience, and job-related skills.
• Base pay is part of a total compensation package that may include:
  • Monthly stipends for health, wellness, and tech spending.
  • Benefits (including 100% subsidized medical coverage, dental, and vision for you and your dependents).
  • Eligibility for equity rewards from Affirm Holdings, Inc. (parent company).

Company Information

Affirm is proud to be a remote-first company! The majority of our roles are remote, and you can work almost anywhere within the country of employment.

Location: Remote UK

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