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Apple

Software Engineer - UI Rendering

Cupertino, CA$150,400 – $277,600Posted 21 days ago

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Apple's Compositing, Color, and Display Software organization provides the graphics software foundation for all of Apple's innovative products, including iPhone, iPad, Apple TV, Mac and Apple Watch. Our goal is to enable developers and HI designers to create exceptional visual experiences by efficiently utilizing hardware acceleration and color technologies through compositing and display. The technologies we develop are central to enabling enhanced experiences across our platforms, including acceleration for Liquid Glass UI material and presenting HDR content with the highest quality.

Are you passionate about building the rendering technologies that make interfaces feel alive? Do you get excited about solving complex graphics challenges to deliver beautiful, responsive experiences at scale? If creating world-class visual experiences through innovative rendering architecture energizes you, this is your opportunity.

Description

We are looking for a talented Software Engineer with rendering expertise to join our UI Rendering team.

In this role, you will contribute directly to the core systems that manage how graphics are displayed across all Apple devices. You will join the UI Rendering team and gain exposure to diverse technical challenges across rendering configurations. You will work on core rendering features, platform and device-specific code. You will implement features, debug complex issues, and build hands-on experience across different areas of UI Rendering. You will collaborate with GPU driver teams, display teams and Metal framework engineers to understand how the pieces fit together. Our team values versatility, deep technical expertise and a proactive approach to problem solving. We work in complex Unix-based codebases, where autonomy, strong debugging skills and the willingness to dive deep into intricate system level code are essential. You will develop the ability to work across different technical areas, a valuable skill for your career growth.

As part of the team, you will contribute to the Core Animation graphics compositing and rendering engine that powers visual experiences across iPhone, iPad, Mac, Apple TV, and Apple Watch. You will implement and build the graphics technologies that bring our user interfaces to life, from foundational compositing systems to cutting-edge visual effects.

Working at the heart of our graphics stack, you will bridge the gap between creative vision and technical reality. You will partner directly with HI designers to prototype and productize new visual concepts, collaborate with framework engineers to expose powerful rendering capabilities, and work alongside our Metal and GPU teams to unlock the full potential of Apple Silicon. From next-generation material systems to sophisticated animation techniques, you will help shape the visual foundation that defines how millions experience Apple products every day.

","responsibilities":"Contribute to core UI Rendering code across different areas of the team.

Implement features across Apple platforms

Maintain and improve critical platform code

Debug and resolve UI Rendering issues across UI stack

Work with codebases across different Apple Platforms.

Design, implement, and test Core Animation UI rendering features and compositing technologies across all Apple platforms

Partner with HI designers and framework teams to enable new visual experiences and design language evolution

Collaborate with Metal graphics framework and GPU and Display teams to leverage and influence platform capabilities for rendering innovation

Make critical technical decisions balancing visual quality, implementation complexity, and platform constraints

Develop tools and workflows that enable rapid iteration from design concept to production-ready rendering features

Ensure rendering quality, correctness, and visual fidelity across diverse content and platform configurations

Optimize rendering performance and power efficiency across Apple's diverse hardware ecosystem

Preferred Qualifications

Experience with Mac or iOS application development using Swift or Objective-C

Hands-on experience with Metal or modern graphics APIs (Vulkan, DirectX)

Experience with layer-based rendering systems or scene graph architectures

Knowledge of color management, HDR, and wide color gamut workflows

Experience with CPU/GPU synchronization and multi-threaded rendering architectures

Experience with client/server or multi-process graphics architectures

Familiarity with GPU profiling tools and performance optimization for mobile platforms

Experience shipping consumer graphics products

Experience with automated testing frameworks for graphics rendering

Minimum Qualifications

Bachelor's or Master's degree in Computer Science or related field, or equivalent practical experience

3+ years experience in software development

1+ years experience with real-time rendering and computer graphics

Ability to write code and develop complex software in C/C++

Strong debugging and triaging skills for complex, multi-layered systems issues

Solid understanding of computer science fundamentals: data structures, algorithms and operating system concepts

Foundational understanding of Operating Systems, Computer Architecture, and CPU/GPU programming including memory subsystems

Comfortable working in Unix/Linux environments and using command-line tools

Curiosity and drive to tackle complex systems and new technologies

Good problem solving skills and attention to detail

Adaptability and interest in working across different technical areas

Experience with graphics performance analysis and optimization techniques

Excellent collaboration skills with cross-functional teams on complex large-scale projects

Ability to leverage GenAI to speed up development and increase quality

Pay & Benefits

At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $150,400 and $277,600, and your base pay will depend on your skills, qualifications, experience, and location.

Apple employees also have the opportunity to become an Apple shareholder through participation in Apple's discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple's Employee Stock Purchase Plan. You'll also receive benefits including: Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses - including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation. Learn more about Apple Benefits

Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.

About Apple

Working at Apple means doing more than you ever thought possible and having more impact than you ever imagined.

Size: 10,000+ employees
Industry: Technology

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