Senior Android Engineer: Architecture, Leadership & Performance

Just Eat Takeaway.com; Watford; Hybrid; GBP 90,000 - 120,000; Full time

Job summary

Just Eat Takeaway.com is seeking a Senior Android Engineer to design robust mobile architecture and deliver high-performance features for millions of users. You will collaborate with product, UI/UX, and backend teams to drive end-to-end delivery, maintainable code, and strong testing culture.

The role is based in London with three days in the office per week, offering a hybrid work arrangement and opportunities to mentor junior engineers while shaping mobile platform directions.

Qualifications

• Proven Experience: Professional Android development experience, with a proven track record of shipping high-quality apps to the Google Play Store.
• Language Mastery: Deep knowledge of Kotlin and a solid understanding of Android architecture. Use of Dependency Injection, experience using JetPack Compose, etc.
• Testing: Strong belief in automated testing - proficient with Unit testing.
• Tooling & CI/CD: Familiarity with Git, Gradle, and setting up automated CI/CD pipelines (GitHub Actions).

Responsibilities

• Feature Development: Lead the design and implementation of complex, scalable, and maintainable features using modern Android technologies.
• Architecture & Quality: Drive best practices in mobile architecture (MVVM/ Clean Architecture). Maintain exceptionally high code quality through rigorous code reviews, automated testing, and CI/CD pipelines.
• Performance Optimization: Continuously monitor, profile, and optimize app performance, ensuring minimal battery usage, fast startup times, and smooth UI rendering.
• Technical Leadership: Act as a technical authority within the team. Mentor junior and mid-level engineers, foster a culture of knowledge sharing, and contribute to standardizing engineering processes.
• Collaboration: Work across functional boundaries with design, product, and platform teams to translate user needs into technical realities.

Skills

Kotlin

Android

MVVM

Clean Architecture

Dependency Injection

Unit testing

Tools

Git

Gradle

GitHub Actions

JetPack Compose

Job description

Just Eat Takeaway.com is seeking a Senior Android Engineer to design robust mobile architecture and deliver high-performance features for millions of users. You will collaborate with product, UI/UX, and backend teams to drive end-to-end delivery, maintainable code, and strong testing culture.

The role is based in London with three days in the office per week, offering a hybrid work arrangement and opportunities to mentor junior engineers while shaping mobile platform directions.