Senior Software Engineer (.NET/C#)
Confirmed on the employer's own hiring board on Oct 29, 2026. First seen by Alion on Oct 28, 2026. Ripple scores A on the Alion truth index.
At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness and opportunity for more people, in more places around the world. And we get to do the best work of our career and grow our skills surrounded by colleagues who have our backs.
If you’re ready to see your impact and unlock incredible career growth opportunities, join us, and build real world value.
THE WORK:
Join the Ripple Treasury Payments team in London! We build the payment workflows clients use to create, approve and release payments in bank formats like ISO 20022. Ripple Treasury facilitates over $13 trillion in payments a year, for clients from small businesses to the Fortune 500. Every payment is value moving the way Ripple believes it should.
You’ll work with C# / .NET 8, Azure, SQL Server, React and TypeScript, and help modernise a large .NET Framework codebase. AI tools are part of how we work every day.
WHAT YOU’LL DO:
- Take ownership of a core payment service within your first 6-12 months
- Design, build and ship full-stack features across .NET 8 services and React front ends
- Lead large projects from design to rollout with one or two other engineers
- Modernise legacy code, building in automated tests and observability
- Partner with product, engineering and client support, and join our on-call rotation
- Mentor engineers through code review and pairing, and help us hire
WHAT YOU'LL BRING:
- 4-8 years of professional software development experience
- Strong C# / .NET backend skills, including in large, established codebases
- Experience with React, TypeScript and SQL
- Daily, hands-on use of AI coding assistants
- A record of delivering projects to production with limited supervision
- Curiosity about payments: we’ll help you learn the domain
WHO WE ARE:
Do Your Best Work
- The opportunity to build in a fast-paced start-up environment with experienced industry leaders
- A learning environment where you can dive deep into the latest technologies and make an impact. A professional development budget to support other modes of learning.
- Thrive in an environment where no matter what race, ethnicity, gender, origin, or culture they identify with, every employee is a respected, valued, and empowered part of the team.
- In-office collaboration for moments that matter is important to our culture, and we give managers and teams the flexibility to decide which 10+ days a month they come in.
- Bi-weekly all-company meeting - business updates and ask me anything style discussion with our Leadership Team
- We come together for moments that matter which include team offsites, team bonding activities, happy hours and more!
Take Control of Your Finances
- Competitive salary, bonuses, and equity
- Competitive benefits that cover physical and mental healthcare, retirement, family forming, and family support
- Employee giving match
- Mobile phone stipend
Take Care of Yourself
- R&R days so you can rest and recharge
- Generous wellness reimbursement and weekly onsite & virtual programming
- Generous vacation policy - work with your manager to take time off when you need it
- Industry-leading parental leave policies. Family planning benefits.
- Catered lunches, fully-stocked kitchens with premium snacks/beverages, and plenty of fun events
Benefits listed above are for full-time employees.
Ripple is an Equal Opportunity Employer. We’re committed to building a diverse and inclusive team. We do not discriminate against qualified employees or applicants because of race, color, religion, gender identity, sex, sexual identity, pregnancy, national origin, ancestry, citizenship, age, marital status, physical disability, mental disability, medical condition, military status, or any other characteristic protected by local law or ordinance.
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