Kevin Nixon

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Candidate of the Week - Mobile App Developer (FinTech)

Status: Actively seeking a new role.
Location: London
Desired location: Remote
Basic salary: 70,000
Job Type: Permanent
Availability: 1 month notice
Overview:

Candidate of the Week

Our candidate of the week is an expert mobile engineer with 5+ years of experience building high-quality, secure iOS and Android fintech apps with React Native, Swift, Kotlin and TypeScript.

  • Led full migration of finance app with 500k+ MAU to React Native, reducing feature development by 40%.
  • Built native modules in Swift, Kotlin and Java to integrate tightly with device capabilities.
  • Implemented biometric authentication and bank-level security for app managing $800M+ in annual transactions.
  • Expert with React Native, Swift, Kotlin, TypeScript, native modules, REST APIs, CI/CD, and test automation.
  • Implemented CI/CD pipelines, improving release velocity by 30%.
  • Successful track record building finance apps managing over $500M in transactions for regulated fintech company.
  • Mentored 2 junior engineers in React Native best practices.

Our candidate has proven technical expertise building secure, high-performance fintech apps on iOS and Android. Their experience with Swift, Kotlin and leading key initiatives make them a valuable addition to fast-paced mobile teams.

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