Senior Software Engineer, Core Systems & Finance

Sorry, this job was removed at 12:25 a.m. (CST) on Wednesday, Jan 28, 2026
Easy Apply
Hiring Remotely in USA
Remote
100K-200K Annually
Fintech • Financial Services • Cryptocurrency
On a mission to inspire and educate 10 million new Bitcoiners. Services for HNWI, companies and financial advisors.
The Role
The Company

Swan is the USA’s #1 Bitcoin wealth platform for families and businesses. We hire passionate Bitcoiners who want to work with a self-motivated and fully distributed startup team.

The Role

Swan is enhancing and rebuilding its financial core to support a quickly growing business. You will join our core team, which builds and improves Swan’s core ledgering systems as well as its other core APIs for its web and mobile products. Here’s what you might be involved in day to day:

  • Architecting and designing data models and systems related to financial ledgering
  • Integrating open source and commercial ledgering, reconciliation, accounting, and reporting systems
  • Diagramming and documenting complex financial systems and flows
  • Reducing complexity through refactoring, modularization, and simplification
Skills and experience that will help you succeed
  • Senior level experience with SQL, data modeling, REST APIs, event driven systems, etc
  • Experience at a bank, trust company, fintech, or other financial institution
  • At least 5 years of total software development experience, with at least 2 years at a financial institution or fintech
  • Commitment to great architecture, clean code, unit testing, and excellence in documentation
  • Well developed opinions on software architecture and principles of development in high scale systems
  • Experience with NodeJS is preferred, but senior level experience in any similar environment works
  • AWS experience is a big plus
  • Strong desire to self-organize work and demonstrated history of high bandwidth communication in a fully remote company
  • Adept with modern AI tooling and ready to deliver quickly
  • US timezones only
  • Compensation for this role will be based on location and experience, and may include base salary, equity, and benefits
Remote pay range (based on location and experience)
$100,000$200,000 USD
Here's a bit about our culture
  • We’re a growing team: Fully distributed across the world, Slack and Huddles are huge here.
  • We’re very flat: Leadership is desired and encouraged; we hire people who care about and use the product they are working on.
  • We’re Bitcoiners: We find solutions that encourage Bitcoin principles. We are often involved in the Bitcoin community through writing, podcasts, conferences, open-source projects, and time spent on Twitter to help educate the masses. We love Bitcoin, and it comes through in our daily chats, meetings, and actions.
Join us, become a Swan!


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The Company
HQ: Calabasas, California
130 Employees
Year Founded: 2019

What We Do

Our mission is to facilitate your journey into Bitcoin, the future of money. Protect your wealth with savings plans, instant buys from $10 to $10M+, Private Client services for HNWI’s, Retirement Planning, Advisor Services, and Swan for Businesses

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