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[Remote] Platform Engineer

Remote · United Kingdom Full-time

Note: The job is a remote job and is open to candidates in USA. OnePay is a consumer fintech company trusted by millions of Americans to improve their financial experience. As a Platform Engineer, you will build core platform services and developer frameworks that support large-scale, distributed systems and intelligent applications.

Responsibilities

  • Design and operate platform-oriented core services that support high-scale distributed systems across OnePay’s product ecosystem
  • Architect, build, and manage Kafka-based event streaming systems that power real-time data flows and mission-critical financial workflows
  • Develop internal developer tooling and shared infrastructure that improve velocity, reliability, and observability across engineering teams
  • Build and evolve frameworks that support the construction and orchestration of agentic applications, enabling intelligent, automated workflows across products
  • Partner closely with engineering, data, and AI teams to solve complex distributed computing challenges in a secure, cloud-native AWS environment

Skills

  • 7+ years of experience in software engineering within fintech, cloud infrastructure, or large-scale distributed systems environments
  • Strong hands-on experience designing, operating, and scaling Kafka-based event-driven architectures
  • Deep expertise in distributed systems, asynchronous processing, and high-availability platform services
  • Production experience in AWS cloud environments and building cloud-native infrastructure
  • Experience building developer platforms, internal tooling, or frameworks that enable other engineers to move faster
  • Drive and proactivity - everyone here is a builder and executor

Benefits

  • Competitive base salary, stock options, and health benefits from Day 1
  • 401(k) plan with company match
  • Remote-friendly (US), flexible time off (FTO), and opportunities for growth
  • A high-growth, mission-driven, inclusive culture where your work has real impact

Company Overview

  • From spending and saving to borrowing and building better financial habits, OnePay brings people’s financial needs together in one place. It is a sub-organization of Walmart. It was founded in 2020, and is headquartered in New York, New York, USA, with a workforce of 501-1000 employees. Its website is https://www.onepay.com.
  • Company H1B Sponsorship

  • OnePay has a track record of offering H1B sponsorships, with 3 in 2022. Please note that this does not guarantee sponsorship for this specific role.
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