Android Engineer

Overview

Develop and maintain Android app for off‑grid energy platform in Africa

Key Responsibilities

• code review
• feature development
• api integration
• offline-first
• agile process
• debugging

Tasks

You'll be building and maintaining Android applications that work reliably in challenging connectivity environments, enabling thousands of agents to run their businesses and serve their communities. Your work will directly interface with our MOPO Platform backend, creating -Conduct code reviews, mentor team members, and champion Android best practices -Design, develop, and maintain features for our Android applications that enhance agent productivity and customer experience -Integrate with our Django/Python backend APIs to synchronize data and enable real-time operations -You are interested in working in a truly collaborative environment where you'll work closely with backend engineers, product designers, and stakeholders across our operations -Participate actively in Agile processes, contributing to planning and refinement sessions -Build robust offline-first functionality to ensure our agents can operate effectively regardless of connectivity -Work collaboratively across the company to continuously refine how our mobile applications can create the greatest impact for agents and customers -Debug and resolve issues reported from the field to ensure minimal disruption to our operations across four countries

Requirements

• kotlin
• java
• android
• git
• ci/cd
• material design

What You Bring

The role is based primarily in our Sheffield HQ, with up to two days working from home if desired. Occasional international travel to Sub-Saharan Africa is entirely optional, but is something they offer to all of their employees if they are interested. -Experience with mobile payment integrations or fintech applications -Strong proficiency in Kotlin and/or Java for Android development -Experience with Android debugging tools and crash reporting systems -Expertise in offline-first mobile architectures and data synchronization strategies -Android UI/UX best practices and Material Design guidelines -Version control systems (e.g., Git) and CI/CD pipelines for mobile apps -Experience with Bluetooth Low Energy devices -Optimise app performance for a wide range of Android devices common in our markets -Background in building apps that work well on lower-end devices and limited connectivity -Google Play Store deployment and app lifecycle management -Implement intuitive UI/UX that works for users with varying levels of digital literacy -RESTful API integration and handling of network connectivity challenges -Experience with Android SDK, Android Studio, and modern Android architecture patterns (MVVM, MVP)

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Benefits

We can't hire everyone… but we can help them shine somewhere brilliant.At Octopus, we're lucky to attract some incredibly talented humans. And while we can’t bring every talented person into our team, we can help them land somewhere that’s just as mission-driven. That’s why we’re sharing opportunities from MOPO; a company we’ve proudly backed through a strategic investment.MOPO is transforming access to clean, affordable energy across Sub-Saharan Africa with its pioneering solar battery technology. As part of our partnership to accelerate global electrification and leapfrog dirty fossil fuels, we’re supporting their hunt for exceptional talent. If you share our passion for tech-driven climate solutions, this could be your chance to make a serious impact.Joining their existing growing Sheffield-based team, you'll be working to match their ambition to radically reimagine transport and energy in Africa through the development of MOPO's core Rental App, as well as supporting the development of the wider MOPO Platform - both critical tools that empower their network of local agents to manage battery distribution and customer relationships across thecontinent.You'll be building and maintaining Android applications that work reliably in challenging connectivity environments, enabling thousands of agents to run their businesses and serve their communities. Your work will directly interface with our MOPO Platform backend, creatingseamless experiences that drive our energy distribution network. It's an exciting and varied challenge where your code directly impacts lives and livelihoods.They're looking for a candidate to join our team to enhance our mobile capabilities as they rapidly scale across Africa and to help shape the technical direction of our mobile architecture.Working locationThe role is based primarily in our Sheffield HQ, with up to two days working from home if desired. Occasional international travel to Sub-Saharan Africa is entirely optional, but is something they offer to all of their employees if they are interested.The role will interest you if... You’re excited by the prospect of transforming the off-grid energy and e-mobility market in AfricaYou have a passion for improving the lives of the customers who use our productsYou are interested in working in a truly collaborative environment where you'll work closely with backend engineers, product designers, and stakeholders across our operationsOn a given day you'll likely...Work collaboratively across the company to continuously refine how our mobile applications can create the greatest impact for agents and customersDesign, develop, and maintain features for our Android applications that enhance agent productivity and customer experienceBuild robust offline-first functionality to ensure our agents can operate effectively regardless of connectivityOptimise app performance for a wide range of Android devices common in our marketsIntegrate with our Django/Python backend APIs to synchronize data and enable real-time operationsImplement intuitive UI/UX that works for users with varying levels of digital literacyConduct code reviews, mentor team members, and champion Android best practicesDebug and resolve issues reported from the field to ensure minimal disruption to our operations across four countries Participate actively in Agile processes, contributing to planning and refinement sessionsWe would like to hear from you if you have the following experience... Strong proficiency in Kotlin and/or Java for Android developmentExperience with Android SDK, Android Studio, and modern Android architecture patterns (MVVM, MVP)RESTful API integration and handling of network connectivity challengesAndroid UI/UX best practices and Material Design guidelinesVersion control systems (e.g., Git) and CI/CD pipelines for mobile appsMobile app security best practices and performance optimizationExperience with Android debugging tools and crash reporting systemsGoogle Play Store deployment and app lifecycle managementThe following would be a strong plus...Expertise in offline-first mobile architectures and data synchronization strategiesExperience with Bluetooth Low Energy devicesExperience with mobile payment integrations or fintech applicationsBackground in building apps that work well on lower-end devices and limited connectivityClosing date for applications: 17th November 2025 12pm.More about MOPO:MOPO is on a mission to enable renewable energy access in underserved markets. Already operating in Nigeria, DRC, Sierra Leone and Liberia, our solar power stations distribute energy through proprietary MOPO Batteries managed by a network of local agents. Our model is already powering thousands of homes and small businesses - eliminating fossil fuel use and enabling livelihoods. With backing from Octopus Energy, British International Investment, and Norfund, MOPO is scaling rapidly and is positioned to transform energy access and e-mobility across the continent At Octopus, we're lucky to attract some incredibly talented humans. And while we can’t bring every talented person into our team, we can help them land somewhere that’s just as mission-driven. That’s why we’re sharing opportunities from MOPO; a company we’ve proudly backed through a strategic investment.

About Octopus Energy

-Founded with a mission to disrupt the energy sector with clean and affordable solutions. -Revolutionized the way consumers access renewable energy by making it easier and cheaper to switch to green energy. -A leader in the UK’s transition to renewable energy, specializing in solar, wind, and other clean technologies. -Through innovative technology and a customer-first approach, the company scales up energy solutions for homes and businesses. -Operates in multiple countries, providing both residential and commercial clients with green power and smart energy services. -Created a cutting-edge energy platform, Octopus Energy Power, that optimizes energy use and reduces costs. -Focuses on using technology to simplify energy management and reduce carbon footprints for consumers worldwide. -In addition to supplying energy, Octopus invests heavily in infrastructure to drive the future of energy generation and storage. -Has an impressive portfolio of projects that span across solar and wind farms, creating a large impact on the renewable energy landscape. -Known for a commitment to reducing reliance on fossil fuels while maintaining reliable and cost-effective energy solutions.

Sector Specialisms