Senior Android Developer

Guillaume Masson; Greater London; Hybrid; GBP 60,000 - GBP 80,000; Full time

Job summary

A leading technology organization is seeking a Senior Android Developer to lead the design and development of an enterprise-grade mobile application. The role involves building scalable Android applications using Kotlin, managing app lifecycles, and mentoring team members. Candidates should have 5+ years in Android development and a proven background in large-scale apps. This role offers a hybrid work model, requiring 3-4 days in the office, and focuses on innovation in mobile solutions.

Qualifications

• 5+ years of experience in Android app development using Kotlin.
• Proven background in building enterprise or large-scale apps.
• Deep understanding of Android architecture, UI/UX principles, and testing frameworks.

Responsibilities

• Design, develop, and maintain scalable Android applications using Kotlin.
• Collaborate with designers and developers to implement high-quality features.
• Manage full app lifecycle, including design and testing to release.

Skills

Android app development using Kotlin

Building enterprise or large-scale apps

Understanding of Android architecture

UI/UX principles

Testing frameworks

Google Play app distribution

Secure key management

Job description

We’re working with an innovative technology organisation that builds intelligent solutions to help global enterprises and regulated institutions manage risk, secure data, and maintain compliance. Their products are used worldwide, delivering high performance and reliability to leading financial and enterprise clients.

Permanent
Hybrid (3-4 days in office)

Role Overview

The company is seeking a passionate Senior Android Developer to lead the design, development, and delivery of a new enterprise-grade mobile application. You’ll play a key role in shaping the Android development roadmap, with the opportunity to build and lead a dedicated Android team as the product evolves.

Key Responsibilities

• Design, develop, and maintain scalable Android applications using Kotlin.
• Collaborate with designers and developers to define and implement high-quality features.
• Build enterprise-grade mobile solutions optimised for performance and security.
• Establish architectural standards, reusable frameworks, and best coding practices.
• Manage full app lifecycle – from design and testing to release and maintenance.
• Oversee Play Store deployments, release management, and performance tracking.
• Collaborate across teams to integrate APIs and authentication systems.
• Mentor others and foster a culture of innovation and quality.

Required Skills & Experience

• 5+ years of experience in Android app development using Kotlin.
• Proven background in building enterprise or large-scale apps.
• Deep understanding of Android architecture, UI/UX principles, and testing frameworks.
• Experience with Google Play app distribution, build pipelines, and secure key management.

Preferred

• Strong portfolio or examples of live apps.
• Experience implementing Agile practices in software delivery.

Interview Process

• Team Screening
• Face‑to‑Face Interview
• Technical Discussion (past work, architecture, justifications)
• Rates depend on experience and client requirements