Role: Android Mobile Engineer Salary: £48,000 Location: Leeds, 1 day per week in the office required. Contract: Start ASAP Office Location: Thorpe Park Gardens, LS15 8ZB Summary Counter is proud to be supporting the growth and development of BigChange’s mobile squads. We’re looking for one experienced Mobile Engineers (Android) to join the project as part of a five-person team, working alongside two associate consultants from our Northcoders bootcamp and supported by a Counter Tech Lead. You’ll be joining a highly collaborative team and organisation that values trust, celebrates success, and promotes innovation. Working closely with both Counter and BigChange’s mobile engineering pods, you’ll help design and deliver modern solutions to complex problems, empowering field service professionals to perform their roles efficiently and effectively. If you're a skilled Mobile Engineer with a passion for building high-quality mobile applications, we’d love to hear from you. About Counter In 2024 Northcoders Group successfully launched a new standalone tech consultancy brand, Counter, in order to challenge the UK tech consultancy space and to provide organisations with a new, high quality, transparent and affordable onshore technology partner. Counter teams are formed for our clients by deploying a Counter Tech Lead to work within the client’s organisation in order to hire appropriate team members and then to work in collaboration with them directly on the clients projects. Providing support, extra training and all the guidance to fast-track your journey within that organisation. Successful applicants will be offered a flexible fixed term contract by Counter. At the end of that period, you can have the opportunity to join BigChange as a full-time team member! About BigChange BigChange is part of the Simpro group, together with AroFlo, BigChange and ClockShark we are one team made up of many nationalities. We are customer-centric, always putting our customers and teammates first. We take accountability, owning both our innovations and our mistakes. We're growth-minded, constantly learning and evolving. And most of all, we celebrate our successes together! Simpro Group provides best-in-class SaaS field service management solutions to trade and field service businesses worldwide. The group comprises four industry-leading companies, Simpro, AroFlo, BigChange and ClockShark, with offices across North America, Australia, New Zealand and the UK. Simpro, AroFlo & BigChange provide comprehensive field service management software for growth-minded trade and field service businesses, while ClockShark specializes in time-tracking and scheduling software solutions. Together, these companies seek to drive businesses forward with solutions that empower teams to work smarter, provide foundations for business scaling, and offer data-driven insights to fuel decision-making. Simpro Group serves over 22,000 businesses and over 400,000 users worldwide and has a global workforce of more than 600 employees. Core values required of all Simpro, AroFlo, BigChange & ClockShark employees: We Are One Team We Are Customer Centric We Are Growth Minded We Are Accountable We Celebrate Success The Role What we're looking for: We are looking for an experienced Android engineer to join our team working on a complex field-service mobile application used by engineers across the UK. You will be working on a mature, production Android codebase with a large user base, contributing to new features, performance improvements, and architectural evolution.5 years of professional Android development 5 years of professional Android development Strong proficiency in idiomatic Kotlin, including asynchronous coding (coroutines, Deferred, Flow) Proficiency in Java 8, including multithreading and concurrency Experience with Jetpack Compose, as well as legacy Android XML Views Experience with Fragments and FragmentManager Solid understanding of standard Android architecture patterns — MVVM, clean architecture, separation of concerns Experience with offline-first mobile applications, and local SQlite-based data stores using ORMlite or similar Experience with integrating with HTTP and JSON-based APIs, using Retrofit or similar, as well as using direct HTTP calls Experience writing and maintaining unit and instrumentation tests using JUnit, Mockito, Compose Test, Robolectric and Espresso Understanding of Android build tooling — Gradle, AGP, ProGuard/R8 Awareness of mobile security best practices, including dependency vulnerability scanning Ability to use AI coding tools (Copilot, Claude, Cursor, etc.) effectively as a productivity accelerator — writing better code faster, not generating code you don't understand or can't maintain Familiarity with CI/CD pipelines such as Azure Pipelines or similar Comfortable in a team environment using code review and version control Technology Stack: Android: Java 8, including multithreading and concurrency Kotlin MVVM Jetpack Compose, as well as legacy Android XML Views Nice to have: MongoDB SQL Experience building KMP modules Familiarity with Android WorkManager Experience with socket-based real-time communication Knowledge of DI frameworks such as Hilt Experience with Realm, especially synced Realms Familiarity with Firebase services — Crashlytics, Remote Config, Analytics Experience integrating with Android Location Services Familiarity with basic RxJava usage Understanding of the process of publishing apps to the Google Play Store, including Google Play policies and Play Console Experience working in a SaaS or field service / logistics domain Benefits & Eligibility Eligibility Criteria: Have Permanent Right to Work in The UK Be happy to provide evidence of Right to Work. Be able to complete an enhanced DBS Check.