Finom is looking for a Senior Android Engineer or Tech Lead to join a cross-functional product team building the mobile experience used by business owners across Europe. You will own the end-to-end development of impactful financial features spanning company accounts, cash flow management, banking transactions, card management, and AI-powered accounting.

You will combine strong Android engineering skills with a product-oriented mindset, contributing to architecture decisions, engineering quality, performance, and stability while collaborating closely with Backend, Mobile, ML/AI, QA, Design, and Product teams. You will also mentor engineers and contribute to CI/CD, tooling, and mobile development best practices across the organization.

• Design and develop new features for Finom's Android application.
• Architect and implement solutions for multi-account cash flow management, banking transactions, payments, and financial products.
• Build functionality for physical and virtual card issuance, activation, and management.
• Develop AI-powered accounting automation features.
• Build polished, responsive Android interfaces using Jetpack Compose.
• Own code quality, application performance, stability, automated testing, and code reviews.
• Collaborate with Backend, QA, Design, Product, and other cross-functional teams throughout the product development lifecycle.
• Drive technical decisions within the Android domain and proactively identify opportunities for improvement.
• Contribute to CI/CD pipelines, development tooling, and mobile engineering best practices.
• Mentor engineers and help raise engineering standards across the team.

• 5+ years of commercial Android development experience.
• Strong Kotlin skills; Java knowledge is a plus.
• Deep understanding of OOP, SOLID principles, and Clean Architecture.
• Strong experience with presentation architecture patterns including MVI, MVVM, and MVP.
• Hands-on experience with RxJava and Kotlin Coroutines/Flow.
• Experience with dependency injection frameworks such as Dagger 2, Hilt, or Koin.
• Experience with Retrofit and Android networking.
• Experience with Cicerone or Jetpack Navigation Component.
• Strong experience building modern Android UIs with Jetpack Compose.
• Practical experience with Firebase services including FCM, Analytics, and Crashlytics.
• Production experience with feature-module architecture.
• Experience with Git/GitLab and maintaining GitLab CI/CD pipelines.
• Strong product mindset with a focus on users and business outcomes.
• Excellent English communication skills across technical and non-technical audiences.
• Nice to have: FinTech or financial product experience.
• Nice to have: Mobile security knowledge and experience with Android security best practices.
• Nice to have: Android performance optimization and profiling experience, including Android Profiler, Perfetto, or Baseline Profiles.
• Nice to have: Experience publishing applications to Google Play.
• Nice to have: Experience with AI agents and AI-powered development tools such as Claude, Cursor, Copilot, Windsurf, or Claude Code.
• Nice to have: Experience configuring AI agent environments, prompts, rules, skills, and development workflows.
• Nice to have: Understanding of AI model capabilities, context management, and verification of AI-generated code.
• Nice to have: Awareness of AI security risks including prompt injection, data leakage, and untrusted inputs.