Senior Software Engineer II, Payments Platform

The Opportunity

At Flywire, we’re on a mission to power the world’s most important payments 🌍. Our global payments platform moves hundreds of millions every day 💸, helping businesses and institutions get paid easily, securely, and across borders.

We’re looking for an experienced Senior Software Engineer II to help build and scale the platform behind our industry-leading payment engine ⚙️. This is a chance to work on complex, high-impact systems in a Nasdaq-listed fintech recognised as one of the best companies to work for ⭐.

As part of a cross-functional team, you’ll design new features, improve scalability and cost efficiency, and ensure our systems perform at the highest level. Beyond code, you’ll mentor teammates, influence technical direction, and contribute to Flywire’s culture of innovation and shared ownership 🤝.

What You’ll Do

• 🤝 Collaborate with Product Managers and stakeholders to shape product vision and deliver real business value

• 🧠 Evaluate complex technical problems, using sound judgement to select the right methods and approaches

• ✍️ Design, build, and maintain clean, secure, testable, and scalable code

• ⚡ Improve performance and scalability of our systems as we expand worldwide

• 🐞 Resolve challenging bugs and production issues, ensuring reliability of the global platform

• 🌱 Mentor teammates and take initiative in leading technical projects

• 🔎 Support recruitment efforts by helping identify and inspire great engineering talent

Qualifications

• 8+ years of experience in professional software engineering.

• Proven experience with scalable, performant, and reliable distributed systems.

• Strong background in TDD, BDD, CI/CD practices.

• Understanding of relational databases.

• Strong fundamentals in object-oriented design.

• Excellent collaboration skills across functions (QA, Product, SRE, Stakeholders).

• A passion for delivering high-quality code and a mindset of continuous learning.

• FinTech or payments industry experience is a major plus.

Technologies We Use ⚙️

• Backend: Ruby, Java

• Frontend: HTMX

• Databases & systems: Docker, Linux, MySQL, Postgres, Redis, AMQP, OpenSearch

• Cloud: AWS

* Don't worry if you haven't used all (or any of) these technologies. We value smart people who are quick learners.

What We Offer:

• Competitive compensation, including Restricted Stock Units 
• Employee Stock Purchase Plan (ESPP)
• Flying Start - Our immersive Global Induction Program (Meet our Execs & Global Teams)
• Work with brilliant people that will keep you on your toes, learn more about their journeys by checking out #InsideFlywire on social media
• Dynamic & Global Team (we have been collaborating virtually for years!)
• Wellbeing Programs (Mental Health, Wellness, Yoga/Pilates/HIIT Classes) with Global FlyMates 
• Be a meaningful part in our success - every FlyMate makes an impact
• Competitive time off including FlyBetter Days to volunteer in a cause you believe in and Digital Disconnect Days!
• Great Talent & Development Programs (Managers Taking Flight – for new or aspiring managers!)

Submit today and get started!

We are excited to get to know you! Throughout our process you can expect to meet with different FlyMates including the Hiring Manager, Peers on the team, the VP of the department, and a skills assessment. Your Talent Acquisition Partner will walk you through the steps and be your “go-to” person for any questions.

Flywire is an equal opportunity employer. With over 40 nationalities across 12 different offices, and diversity and inclusion at the core of our people agenda, we believe our FlyMates are our greatest asset, and we’re excited to watch our unique culture evolve with each new hire.

#LI-Hybrid