Staff Engineer (Backend)

Remote - UK Full Time Staff
£84K - £126K Yearly

Published on December 05, 2023

Stash is on a mission to provide financial opportunity to all. We want to give every American the tools, guidance, and confidence required to grow personal wealth and live a better life. Beyond our mission, we have an incredibly fun and engaging culture, where people and encouraged to speak up and can see the impact of their work.

Too many people in the U.S. continue to be left behind by traditional financial services institutions. At Stash, an investing app for more than 2 million active subscribers, we’re on a mission to address that reality by empowering people to invest and build better lives. We’re turning money into a source of hope and opportunity and giving our customers the confidence to take charge of their money and financial future. 
It’s an exciting time to be a Stasher! Bolstered by a new slate of world-class leaders and a fresh round of financing, we’re headed into our next phase of growth with momentum. We’ve implemented product enhancements that make it easier for individuals to start their financial journey with us, and operational changes to help us deliver for and support our customers with optimal speed, rigor, and transparency. Also in the past year, Stash launched its groundbreaking back-end infrastructure, Stash Core, allowing the company to exceed 70% in gross margin as it marches towards profitability.
We’re seeking an accomplished Backend Engineer to join our team focused on customer authentication and identity. As the most senior engineer in the team, you’ll aid your colleagues in designing, developing, and supporting applications, services, and experiences to provide customers with secure access to our platform. You’ll also be responsible for building creative solutions to deliver scalable user verification and identity. You will work closely with our principal engineers and engineering managers to ensure that our services meet the highest quality, reliability, scalability, and performance standards.
What You’ll Do
  • Architect, design and implement services and experiences related to platform authentication and user identity management.
  • Act as the technical lead for your team, taking ownership for the overall quality of the services and solutions developed by the team.
  • Partner with the product team to evolve services in alignment with the overall product vision.
  • Own the end-to-end delivery of software components from inception to production.
  • Work in a cross-functional agile team to deliver working software incrementally.
  • Instrument, test, profile, and code review software.
  • Continuously deploy to our cloud-based infrastructure.
  • Scale software services and infrastructure for a quickly growing user base.
  • Lead code reviews for projects and systems as a self-directed reviewer, applying design principles, coding standards, and best practices.
  • Collaboratively review and update coding and architectural standards.
  • Create production readiness plans for all software releases.
  • Mentor and develop other members of the Stash Engineering team.
Who We’re Looking For
  • Significant commercial experience in designing, building, and supporting large-scale services and systems. This is typically demonstrated by having previous experience as a technical lead responsible for delivering a large-scale backend system.
  • A hands-on systems thinker who can identify issues and create compelling solutions through code at scale.
  • An understanding of domain-driven design principles with the knowledge to apply these principles to design and deliver long-term maintainable solutions.
  • A cloud-native engineer who is comfortable working with Kubernetes, Docker, associated technologies, and cloud infrastructure providers (AWS).
  • Experience working with Golang and/or Ruby to deliver APIs and services.
  • Creative problem solver with an affinity for testing, debugging, and overall code quality
  • Data-driven decision maker, willing to take risks, fail fast, and iterate quickly.
  • A multiplier with a background in developing people around them.
Gold Stars
  • Experience with authentication and authorization systems, including vendor integrations.
  • Previous experience of know-your-customer or customer identification programs and solutions created to meet these requirements.
Our Commitment to Diversity, Equity, and Inclusion
We proudly celebrate the unique qualities that make you you, 365 days a year, and not just because it’s the right thing to do or good for business. We embed the principles and practices of diversity, equity, and inclusion (DEI) into all that we do to prioritize people, a Stash core value, and to ensure Stashers of all backgrounds and experiences can be their authentic selves. 
We are also proud to be the first and only venture-backed fintech to join the CEO Action for Diversity & Inclusion™, and as an Equal Opportunity Employer, Stash is committed to building an inclusive environment for people of all backgrounds.
If you require any reasonable accommodations to make your application process more accessible, please reach out to 
Helping You Invest in Yourself 
  • Comprehensive total rewards package, comprising compensation (base salary, equity, and depending on level and performance, an annual bonus) and health care benefits
  • People First - Hybrid Model: Live and work where you feel the most productive, whether that is in your home, in an office (including our NYC and London offices), or a combination of both, anywhere in the US or UK                 
  • 25 days annual leave
  • Group personal pension plan (3% employer contributions)
  • Optional subsidized private medical care
  • £1,000 Educational Stipend to invest in your career, growth, and development
  • £412.09 Work-From-Home Stipend to set up your ergonomically-friendly remote workspace + £23 monthly Internet reimbursement
  • Paid Parental Leave
External Recognition for Stash
  • Benzinga’s 2023 Best Brokerage for Beginners and Best Robo-Advisor Awards
  • Qorus-Accenture’s 2023 Banking Innovation Awards
  • USA Today and Statista’s 2023 Top 500 Best Financial Advisory Firms
  • Comparably's Best Company Awards: Best Places to Work, Best Company Outlook, and Best Engineering Team for Diversity, Women, Culture, and more! (2023)
  • Fintech Breakthrough Award: Best Personal Finance App (2023)
  • BuiltIn’s Best Places to Work (2022, 2021, 2020, 2019)
  • Forbes Fintech 50 (2021, 2020, 2019)
  • Best Digital Bank, Finovate Awards (2020)
  • Tearsheet Challenge Awards, Best Banking Card Product - Stock-Back® Card, 2020
  • LendIt Fintech Innovator of the Year (2020, 2019)
Salary Range: £84,000.00-£126,000.00
The base salary range represents the reasonably anticipated low and high end of the salary range for this position. Actual salaries will vary and will be based on various factors, such as the candidate’s qualifications, skills, experience and competencies, as well as internal equity and alignment with market data for companies of our size and industry.
**No recruiters, please**