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Senior Mobile Software Engineer

Remote, USA Full-time Posted 2026-06-17

Gen Z is the generation of the side hustle. They’re creators. ‍ They’re freelancers. ‍ They’re investors. ‍ And they’re not afraid to take on challenges, especially when it comes to their finances - and we’re here for it.

Step is a next-generation financial services company building a better banking experience to help teens and young adults achieve financial independence and knowledge at an earlier age. We’re on a mission to improve the financial future of the next generation by empowering teens to start their financial journey today. Step is a well-funded Series C company that has raised more than $175M, focused on disrupting the banking industry through a differentiated mobile-first consumer experience.

People love our product. We eclipsed over 5.5M million customers, and if you’re looking to join a fast-growing company with a strong mission and vision that puts people first, we want to meet you!

The Role

Step is looking for an experienced Senior Mobile Software Engineer. As part of the team you’ll be at the forefront of developing new user-facing features and helping us deliver our first product to the public. We are building a cross platform app using React Native + Mobx, so React Native experience is a plus but not required.

Responsibilities
  • Own features throughout their life cycle, from inception to production
  • Prioritize maintainable code and test all the things
  • Work in a small, tight knit cross-functional team
  • Be part of a high energy, fun, world class engineering team
  • See your contributions make a weekly impact to an evolving product
Qualifications
  • BA/BS degree in Computer Science or a related technical field
  • 5+ years relevant work experience
  • Strong Computer Science fundamentals
  • Passion for software quality
  • Proven track record of delivering mobile apps 
Nice to haves
  • Expert in React Native
  • Typescript proficiency
  • Native Android and/or iOS development experience.
Core technologies we use
  • React Native
  • Typescript
  • MobX
  • Swagger

This role is available remotely within the U.S. or in our Palo Alto, CA office.

Working at Step
  • Competitive salary based on experience, with full medical and dental benefits
  • High potential for growth
  • Stock in an early-stage startup
  • Flexible WFH and vacation policy
  • Paid parental Leave
  • Employee referral program ‍♀️
  • 401K plan
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