Senior Frontend Software Development Engineer (Fintech)

TL;DR

Senior Frontend Software Development Engineer (React/React Native): Building and maintaining the foundational mobile and web platform for global financial services with an accent on architecture, shared frameworks, and developer tooling. Focus on optimizing CI/CD pipelines, leading the design system, and enabling product teams through scalable frontend infrastructure.

Location: Hybrid in Krakow, Poland (minimum 50% office attendance required)

Salary: zł320,000 – zł360,000 per annum

Company

Global financial services provider focusing on secure and reliable cross-border money transfers to help customers move money globally.

What you will do

• Own the architecture and evolution of the mobile and web platform used by 10+ product teams.
• Build and maintain CI/CD pipelines, feature flagging, and safe rollout infrastructure from design to app store delivery.
• Lead the shared component library, design system, and localization engine in partnership with UX.
• Enable product teams through comprehensive documentation, tooling, and architecture reviews.
• Mentor junior engineers and uphold high quality and regulatory compliance standards.

Requirements

• 7+ years of experience building products at scale.
• Proficiency in TypeScript and modern frontend frameworks: React, React Native, or Expo.
• Proficiency in CI/CD tools such as Jenkins or GitLab.
• Hands-on experience owning the full mobile/web release lifecycle.
• Experience designing data layers using GraphQL, BFF patterns, or similar API contracts.
• Must be based in or able to work hybrid from Krakow, Poland.

Nice to have

• Experience with backend languages: Go, Java, Kotlin, or PHP.
• Deep knowledge of React Native performance constraints and native bridges.
• Experience building shared platforms, frameworks, and tooling.
• Broad perspective on client app spectrums, from full native to PWA.

Culture & Benefits

• Equity options through RSUs and Employee Stock Purchase Plan (ESPP).
• Comprehensive health, dental, and life insurance (LUX MED VIP).
• 26 days paid holiday plus additional company days off.
• Financial perks including royalties (KUP) and commute allowance.
• Support for growth via education budget and mental health programs.
• Practical benefits like Pluxee Lunch Card and Multisport Card.