Senior Android Engineer - Hybrid (Kotlin/Jetpack)

WARACLE; Greater London; Hybrid; GBP 90,000 - 120,000; Full time

Benefits offered by this job

27 days annual leave

Pension 5% matched

Death in Service

Health Cash Plans

Employee Assistance Programme

Group Sickness Cover

Hybrid working

Home office budget

Udemy Business access

Cycle to Work

Gym & retail discounts

Enhanced parental leave

Spirit of Waracle volunteering

Job summary

Waracle in London is seeking a Senior Developer to drive end-to-end Android features across our mobile stack. You will build high-performance components, optimise UI, and collaborate with cross-functional teams.

While Android is your core, you will explore Flutter or React Native as part of a broader mobile ecosystem. You’ll mentor juniors, shape architecture, and contribute to a culture of engineering excellence.

Qualifications

• Proficiency in Kotlin and Java with strong Android SDK knowledge.
• Experience with Jetpack Compose and design guidelines.
• Familiarity with MVVM/MVI architecture and Android Architecture Components.
• Exposure to cross-platform frameworks like Flutter or React Native is valued.

Responsibilities

• Design and deliver end-to-end Android features and subsystems.
• Optimise app performance, accessibility, and responsiveness.
• Mentor junior developers and lead feature workstreams.
• Collaborate with stakeholders and present demos to shape direction.

Skills

Kotlin

Java

Android SDK

Jetpack Compose

MVVM/MVI

Android Architecture Components

Git

Flutter/React Native

Performance tuning

UI tests

Tools

Android Studio

Job description

Waracle in London is seeking a Senior Developer to drive end-to-end Android features across our mobile stack. You will build high-performance components, optimise UI, and collaborate with cross-functional teams.

While Android is your core, you will explore Flutter or React Native as part of a broader mobile ecosystem. You’ll mentor juniors, shape architecture, and contribute to a culture of engineering excellence.