Senior Software Engineer - Android (AOSP)

About Fairphone Fairphone is more than just a company - we are a global leader in sustainable, modular electronics, on a mission to change the electronics industry from the inside out. Built on strong social and environmental values, we are a diverse and inclusive team from all walks of life creating market consumer electronics that make a real impact. At Fairphone, you will find a supportive and safe space where everyone can be themselves, collaborate openly, and have the freedom to learn and grow - because that’s how we innovate and drive change together! So… are you a proactive, self-motivated team player who loves taking initiative and bringing positive energy? Do you thrive in a fast-moving start-up or scale-up environment? Are you a great communicator who values collaboration and embraces different perspectives? And most importantly, do you feel a strong connection to Fairphone’s mission and values? If you're nodding along and thinking, “Yes, that’s me!”, then check out our vacancy below! Please know that we acknowledge that we are living in a time where the use of AI can bring many efficiencies and support. However, we want to know the real YOU. Please try to limit the use of AI tools to generate answers to the application; we value authenticity and encourage you to use your creativity! Location: Amsterdam-based position Hours: 32 to 40 hours per week Start: 01.08.2026 Salary scale/level: P4 Contract duration: The 1st 12-month employment contract with the possibility of extension to permanent Deadline to apply: We review applications on a rolling basis. Please apply as soon as possible About your role The Fairphone Software Engineering team is seeking a Senior Software Engineer focused on AOSP and Android to redefine device longevity. In this role, you won't just maintain a device; you will architect a more sustainable future for mobile technology by extending the lifecycle of our hardware up to 8 years. You will be a technical anchor for our Android and vendor stack, working all across the different layers of the Android OS. Your mission is to master the complexities of the AOSP as well as Qualcomm open source and proprietary stack through nearly a decade of Android upgrades. We are looking for an engineer who excels at deep-dive analysis and innovative problem-solving, someone capable of maintaining security and performance long after traditional vendor support ends. Join us in building a fairer, more durable OS that proves high-performance technology can, and should, last. You will report directly to our OS Longevity team Tech Lead, under our Head of Software Engineering, who reports to our CTO. You will be working next to and senior engineers who focus on Android AOSP and Linux kernel. Key Responsibilities & Objectives Key Objectives Architect a sustainable future for mobile technology by extending hardware lifecycle to 8 years. Master the complexities of AOSP stacks through nearly a decade of upgrades. Maintain security and performance long after traditional vendor support ends. Android operating system upgrades: Contribute to the software engineering activities needed for upgrading the devices to a newer Android version. MR and SMR releases: Contribute to ongoing long-term maintenance work, including the continuous development of the Android platform across our entire device portfolio. You will ensure consistent system stability through successive Android versions, performing root-cause analysis for issues and providing proactive maintenance to uphold high quality standards between major releases. Cross-device codebase: Contribute to consolidating the different Android codebases across our devices, streamlining development efforts and reducing operational overhead. Key Responsibilities Integrate and maintain the Android operating system on Fairphone devices. Provide clarity on (user-)reported software and hardware issues. This includes reproducing problems, analyzing their impact, and documenting your in-depth analysis to share your observations with your colleagues. Provide technical guidance for other engineers working on your software stack. Implement software fixes for specific challenges. Work together with quality teams and testing partners to validate proposed fixes and to ensure integrity of the overall operating system. Drive continuous improvement in software quality. Core Activities Your Skills & Experience You have a degree in computer science, software engineering, computer engineering, or a similar field, or have equivalent experience in one or more of these fields. You have 8+ years of relevant, hands-on experience in the Android ecosystem, specializing in Android system bring-up, maintenance, and upgrades. You are an expert developer proficient in the core Android stacks, including C/C++, Rust, Java, and Kotlin. You don't just write code; you architect, test, and implement robust functional requirements. Specific expertise in any of the various HALs within Android is a bonus, such as camera, audio, WiFi or Bluetooth. You are software quality-driven, used to unit and integration testing, code review tools, and continuous integration. You are well-versed in open-source development methodologies and thrive in a collaborative environment. You excel at triaging complex bug reports, performing root-cause analysis across hardware/software boundaries, and documenting your findings clearly. You are familiar with basic scripting (shell), process automation (Python), and code versioning (Git). You are proficient with GNU/Linux operating systems. You are proficient in spoken and written English. Most of us are not native English speakers, but that’s the primary language we use internally, as well as with our teams and partners worldwide. What Fairphone can offer you? The opportunity to create an impact on the electronics industry around the world. A diverse work environment full of international, passionate, warm-hearted team members. 25 paid holidays per year (based on a full-time contract) next to the other public holidays in the Netherlands. You’ll also get a day off on your birthday! Additionally, the longer you stay, the more holidays you get! Daily, healthy lunch, organic FairChain coffee, and many more tasty things. You will join Fairphone’s collective pension scheme, and we will contribute to building your pension. You will receive a laptop, Fairbuds, and a Fairphone as working devices. Hybrid working model: We are remote-friendly and also contribute up to €250 toward your home office set-up. Public transport allowance – we fully cover your 2nd-class commute from your home to the office Bike allowance – We support you with a bike purchase of up to €300, and you’ll also have a yearly repair budget of up to €100! We also cover 23 cents per km for your biking distance from home to the office (or train station) and back! Grow with us! We encourage you to develop at Fairphone. In addition to €500 for L&D, we’ll support your career goals with coaching (Inuka), workshops, or courses that you can join with your development budget. You will get access to Udemy with unlimited courses and trainings. Kitchen with beautiful views to the IJ waterfront. There’s a gym in the building where you can build healthy habits, stay active and have fun with your colleagues, as well as a subscription to our mental & physical well-being services (Inuka & Urban Sports)