We are seeking a Lead Software Engineer (Ruby) to join our Core Payment Engineering team, the most sensitive and business-critical part of the platform.

You’ll build and maintain mission-critical payment systems, ensuring scalability, security, and reliability for global merchants.

Responsibilities

Design, implement, and maintain Ruby on Rails services for payment processing
Focus on reliability, extensibility, and correctness to ensure that merchants can accept payments seamlessly and securely
Oversee payment configuration, authorization and refund flows, observability, correctness, and performance of critical services
Collaborate with product managers, engineers, and infrastructure teams globally

Requirements

8+ years of backend development, with strong Ruby on Rails expertise
Solid understanding of building and operating production-grade systems (e.g., you know your way around logs, traces, metrics, feature flags, and debug live traffic issues)
Knowledge of Domain Driven Design and third-party API integrations (e.g., payments)
Familiarity with observability tools (Prometheus, Grafana, Sentry, Lightstep)
Ability to write testable, maintainable, and clean code, and familiarity with CI/CD practices
Product mindset and excellent written and verbal communication skills
Payments/fintech/ecommerce experience is a strong plus

We offer

By choosing EPAM, you're getting a job at Great Place To Work-Certified™ in 2024, Glassdoor’s Top 100 Best Places to Work in 2023 & one of Most Loved Workplace, as recognized by Newsweek, 2021 - 2023.
Employee ideas are the main driver of our business. We have a very supportive environment where your voice matters.
You will be challenged while working side-by-side with the best talent globally. We work with top-notch technologies, constantly seeking new industry trends and best practices.
We offer a transparent career path and an individual roadmap to engineer your future & accelerate your journey.
At EPAM, you can find vast opportunities for self-development: online courses and libraries, mentoring programs, partial grants of certification, and experience exchange with colleagues around the world. You will learn, contribute, and grow with us.

How We Hire

Here, we summarize the typical journey to finding a job within EPAM.
Apply and tell us about yourself!
Go through some standard interviews:
- General interview with a recruiter
- Technical interview with our technology experts
- Manager interview or Offer interview with a hiring manager
Get ready to join the team!
Not sure if you meet all the requirements? No problem. Let's talk anyway and find out more!
It takes 1 min of application to start the journey with us. Apply now!

Life at EPAM

We are a leading global provider of digital platform engineering and development services that has rapidly grown in Australia since 2013.
We adopt a global growth strategy, thinking and acting like start-ups, working in multi-disciplinary teams, and delivering results. With a multinational talented team, we have been delivering innovative solutions for cloud migration, cyber security, digital transformation, etc.
You will work in an open and friendly work environment where your professional skills and experience can stand out.