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Software Engineer, Banking

OnePay· Engineering
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Remote$150k - $220kFull-timePosted 4d ago

About the role

Software Engineer on the Banking team responsible for designing, building, and maintaining scalable banking services and real-time money movement with emphasis on security, reliability, and collaboration with product, design, risk, and compliance.

Responsibilities

  • Lead technical design and delivery of banking features that scale with our growing customer base and support a seamless mobile experience
  • Set architectural standards and best practices for code quality, performance, security, and reliability across our banking services
  • Own the technical approach to complex challenges at scale, including sensitive financial data and real-time money movement
  • Mentor and grow engineers through design reviews, code reviews, and hands-on collaboration on tough problems
  • Partner closely with product, design, risk, and compliance to shape the roadmap and turn it into high-quality, shipped software
  • Create and maintain clear documentation, a must-have for a growing, remote organization

Qualifications

  • 7+ years of professional experience in backend or full-stack software engineering, including technical leadership of projects or teams
  • Proven success designing, building, and scaling production-grade APIs and distributed systems, ideally in banking, payments, or other regulated financial services
  • Experience with sensitive financial data and money movement systems, such as ledgers, account management, ACH, or card processing
  • Proficiency in Node.js and TypeScript or similar modern backend frameworks, and familiarity with microservices, Kubernetes, and AWS
  • Experience with mobile or user-facing applications, ideally React Native, is a plus
  • Strong communication and collaboration skills, with a track record of mentoring engineers and driving technical decisions across teams
  • Drive and proactivity - everyone here is a builder and executor

Skills

Required:backend API design and developmentfinancial data handling and money movementNode.jsTypeScriptmicroservicesKubernetesAWScommunication and mentoring
Nice to have:React Native

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
Last updated Oct 22, 2026. Interested? Apply on the company site.
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About OnePay

More. For your money.

OnePay combines mobile banking, debit rewards, a digital wallet and more in one app. Banking services provided by bank partners, Members FDIC.

mobile bankingdigital walletdebit rewardscredit builderpay latercash rewards
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