Remote Mobile App Engineer - React Native & Fintech

Megarefill; Greater London; Hybrid; GBP 76,000 - 121,000; Full time

Benefits offered by this job

Fully remote

USD salary

Annual learning budget

Employee discounts on digital products

Job summary

Megarefill, London-based, is hiring for its Mobile Apps team to build Megaroam and Megaconnect, the eSIM apps used by travellers in 200+ countries. The role is fully remote with flexible hours across time zones, and you’ll ship features from idea to release on iOS and Android.

You’ll work with React Native/TypeScript or native Swift/Kotlin, integrate payments and eSIM provisioning, and help improve performance, reliability and conversion. Salary is competitive in USD with yearly reviews.

Qualifications

• 3+ years of experience building and shipping consumer mobile apps.
• Strong React Native and TypeScript skills, or native iOS/Android experience.
• Experience with REST APIs and in-app payments.

Responsibilities

• Build features for Megaroam and Megaconnect from plan search to checkout and eSIM installation.
• Integrate payments, wallet, referrals and eSIM provisioning APIs with backend teams.
• Keep apps fast and stable; monitor crash rates and app performance.
• Collaborate with design for new flows and A/B tests to improve conversions.
• Review code and help shape mobile engineering practices at Megarefill.

Skills

Attention to detail

Performance optimization

User experience

Tools

React Native

TypeScript

Swift

Kotlin

REST APIs

Apple Pay

Google Pay

Job description

Megarefill, London-based, is hiring for its Mobile Apps team to build Megaroam and Megaconnect, the eSIM apps used by travellers in 200+ countries. The role is fully remote with flexible hours across time zones, and you’ll ship features from idea to release on iOS and Android.

You’ll work with React Native/TypeScript or native Swift/Kotlin, integrate payments and eSIM provisioning, and help improve performance, reliability and conversion. Salary is competitive in USD with yearly reviews.