Senior Software Engineer II, Payments Platform (Treasury & FX)

Work for a global payments leader, consistently ranked one of the best companies to work for 🌍.

At Flywire, we’re building and scaling the core platform that powers global money movement — processing hundreds of millions every day for clients across industries. We’re looking for an experienced Senior Software Engineer II to play a pivotal role in strengthening the very heart of our payments engine.

Your work won’t just be about clean code: it will drive end-to-end optimization and automation in payment processing, reduce manual effort in treasury management and FX trading, and deliver significant business impact.

What You’ll Do

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

• 🤖 Drive automation and optimization initiatives that reduce manual effort and unlock measurable business impact

• 🧠 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

• 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.

• Fin Tech or payments industry experience is a major plus.

Technologies We Use ⚙️

• Backend: Ruby, Java

• Frontend: HTMX

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

• 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
• Employee Stock Purchase Plan (ESPP)
• Flying Start
• Our immersive Global Induction Program
• Work with brilliant people that will keep you on your toes, learn more about their journeys by checking out #Inside Flywire on social media
• Dynamic & Global Team (we have been collaborating virtually for years!)
• Wellbeing Programs (Mental Health, Wellness) with Global Fly Mates
• Be a meaningful part in our success - every Fly Mate makes an impact
• Competitive time off including Fly Better Days to volunteer in a cause you believe in and
• Digital Disconnect Days!
• Great Talent & Development Programs

Submit today and get started!

We are excited to get to know you! Throughout our process you can expect to meet with different Fly Mates 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 30 nationalities across 12 different offices, and diversity and inclusion at the core of our people agenda, we believe our Fly Mates are our greatest asset, and we’re excited to watch our unique culture evolve with each new hire.

Flywire is an equal opportunity employer.

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Are you ready to trade your job for a journey? Become a Fly Mate!

Passion, excitement & global collaboration are all core to what it means to be a Fly Mate. At Flywire, we’re on a mission to deliver the world’s most important and complex payments. We use our Flywire Advantage - the combination of our next-gen payments platform, proprietary payment network and vertical specific software, to help our clients get paid, and help their customers pay with ease - no matter where they are in the world.

Who we are:

Flywire is a global payments enablement and software company, founded a decade ago to solve high-stakes, high-value payments in education, using modern technology.

Today, we’ve digitized payments for more than 3,300+ global clients across education, healthcare, travel & B2B, covering more than 240 countries and territories and supporting over 140 currencies. And, we’re just getting started!

With over 1000+ global Fly Mates, representing more than 40 nationalities, and in 14 offices world-wide, we’re looking for Fly Mates to join the next stage of our journey as we continue to grow.