Software Engineer
Location: London, UK
Length: 6 months
Duration: 19/12/2025 – 19/06/2026
Rate: £52.40 per hour (Inside IR35)
Hours: 40 hours per week
Job Description:
The client is at the forefront of building products that facilitate connection, deliver cutting-edge, wire-free VR experiences, and advance the future of computing platforms. We are a team of global experts dedicated to developing and shipping products at the intersection of hardware, software, and content.
As an OS Frameworks Engineer on the Reality Labs team, you will contribute to building innovative hardware and software that profoundly redefine how people work, play, and connect. What we create today has the potential to become the norm tomorrow. To be part of this team is to be at the heart of change and on the frontier of what's to come. While we may not have all the answers, together, we are making progress.
Responsibilities:
* Understand industry and Client-wide technology trends in computing technology to assess and develop new technologies within the Reality Labs roadmap.
* Enable teams to deliver best-in-class experiences for current and future products.
* Build on OS internals and set technical direction for significant improvements.
* Contribute towards building tools, system architecture, frameworks, and infrastructure for any of the following: operating systems, kernel development, low-level debugging, system profiling, AOSP, performance profiling, that will impact VR and AR product lines.
* Collaborate with cross-functional teams including product management, application software engineers, and partners to understand requirements, specify interfaces for new software frameworks, and enhance existing frameworks.
* Develop APIs in the system-level framework layer that enable other layers of the stack to implement compelling and performant use cases.
* Uplift coding and design skills on the team through reviews and the introduction of best practices. Model desired behaviours through clean, readable code, upfront debug-ability, and testability when implementing complex components.
* Effectively communicate complex features and systems in detail while advocating for higher product quality and engineering efficiency.
* Minimum Qualifications
* Bachelor's degree or equivalent experience in Computer Science, Computer Engineering, or a similar field.
* Experience with cross-functional partnerships, working across functions to drive solutions.
* 6+ years of Software development experience.
* Extensive experience with Android (preferred), Linux, or MacOS internals or frameworks services. Alternatively, experience in developing embedded engineering solutions within a resource-constrained environment.
* 3+ years of experience in developing any of the following: Operating Systems, AOSP, NDK, Device management on iOS/Android, Device Security, Android Enterprise.
* Experience with coding in both C++ and Java.
Preferred Qualifications
* Extensive experience with any of the following: Android internals, AOSP, Android SDK, Android NDK, Android JNI, Android IPC mechanisms, Linux OS development.
* Experience with Android performance tools and security models.
* Experience developing software for Mobile platforms (Android/iOS).
* Experience with Android UI frameworks and services.
* Extensive experience with JUnit tests or any unit testing framework.
The client builds technologies that help people connect, find communities, and grow businesses. When Facebook launched in 2004, it transformed the way people connect. Apps like Messenger, Instagram, and WhatsApp further empowered billions around the world. Now, the cllient is moving beyond 2D screens toward immersive experiences like augmented and virtual reality to help build the next evolution in social technology. People who choose to build their careers by building with us help shape a future that will take us beyond what digital connection makes possible today—beyond the constraints of screens, the limits of distance, and even the rules of physics.