Unity3d

The opportunity Unity Engine is used by millions of creators around the world to build powerful and engaging real-time experiences. At the heart of this is graphics, from the initial point of content creation down to the final pixels on the target device. The Graphics Middle Layer team is looking for a new team member. We cover a wide range of areas: from Meshes and Textures, through to LOD, Culling, Batching and GPU-driven rendering. These form the foundation for nearly any Unity project and other engine graphics technologies. In all these areas there is a big emphasis on performance, scalability and cross platform compatibility. As a senior graphics engineer on our team, you will be responsible for developing parts of Unity’s GPU Resident Drawer and will have influence over the direction of our GPU-driven rendering technology stack as well as helping us maintain, improve and optimize existing batching, culling, mesh, streaming and related rendering technologies. We don’t work in isolation. You will collaborate closely with your colleagues on this team, and our other graphics and platform teams around the world. Occasionally this might extend to discussions and collaboration with our customers and hardware/platform partners. We're committed to maintaining a diverse team, and we welcome and encourage applicants with diverse experiences and backgrounds. What you'll be doing - Help evolve Unity’s rendering systems to leverage GPU-driven techniques, in particular working on GPU Resident Drawer, batching and culling systems. - Contribute code in both C++ and C# to our full tech stack, from low-level hardware abstraction through to shaders and high-level user-facing APIs. - Take part in technical discussions, investigate complex problems, research and prototype solutions, and collaborate on initiatives. - Maintain existing systems, improving performance, testability and stability. - Help with tasks within other areas the team owns when necessary, including textures, meshes and our import pipeline. - Participate in code reviews to ensure only high quality software is committed. - Closely collaborate with Product Management, Quality Assurance and UX to ensure the best possible outcomes for our product What we're looking for - Real-world experience of graphics programming on a shipped product. - Solid working knowledge of engine architecture and common graphics algorithms. - A good understanding of modern GPU architecture, ideally across multiple platforms and hardware generations. - Experience with modern a graphics API such as Vulkan, Direct3D 12 or Metal - Expertise with C++, C#, and shader languages such as HLSL. - Experience in profiling and optimizing performance. - Great teamwork and interpersonal skills, including good communication skills and a proactive work ethic. - Passion for performance, code analysis, and debugging tools. - Willingness to jump into unfamiliar technical areas. - Strong software engineering fundamentals. - Working knowledge of Unity. You might also have - Experience with GPU driven rendering techniques. - Experience with mesh clustering, clustered mesh culling or mesh shaders. - Experience developing for mobile, console or VR. - Experience with streaming technologies such as mesh or texture streaming, virtual. t

The opportunity Unity is looking for an enthusiastic Quality Engineer to join our Consoles and Platform Graphics team. In this role, you’ll support the delivery of high-quality graphics experiences across a wide range of devices and unique hardware platforms. You’ll work closely with senior engineers, QA teams, and developers to investigate and resolve bugs, test Unity’s graphics features, and ensure optimal performance across platforms. This is a great opportunity to work in a dynamic environment, learn from experienced engineers, and develop expertise in real-time 3D graphics. What you'll be doing - Investigate and reproduce bugs related to Unity’s Graphics features on specialised hardware and devices, to identify the root causes of reported issues. - Conduct testing of Unity Graphics features across a wide range of devices to ensure consistent performance and compatibility. - Execute performance testing, collect data, and identify potential optimisations to enhance graphics performance on platforms. - Communicate findings to cross-functional teams, providing detailed reports on bugs, performance issues, and testing outcomes. - Stay up to date with the latest hardware and graphics technologies to help enhance Unity's compatibility and performance on new devices. What we're looking for - Basic understanding of real-time graphics, rendering techniques, or game engines (Unity preferred). - Some familiarity with console platforms (Sony, Nintendo, Microsoft) and their hardware ecosystems. - Passion for problem-solving with a keen interest in debugging and troubleshooting technical issues. - Excellent attention to detail and a strong drive to ensure quality across a variety of devices and hardware configurations. - Good communication skills, with the ability to clearly document findings and collaborate with cross-functional teams. - Basic experience with testing methodologies and tools (performance testing is a plus). - Basic working knowledge of AI (cursor of claude preferable) You might also have - Familiarity with debugging tools such as RenderDoc,Razor, Xcode Instruments, or Android Profiler. - Knowledge of programming languages or scripting (e.g., C#, Python). - QA Knowledge or previous experience. - Hands-on experience with graphics programming or shader development. - Understanding of Metal, Vulkan, and OpenGL - Working knowledge of XR devices and ecosystems. Additional information - Relocation support is not available for this position - Work visa/immigration sponsorship is not available for this position Benefits At Unity, we want our team members to thrive. We offer a wide range of benefits designed to support well-being and work-life balance. Please note: Benefits eligibility, specific offerings, and coverage vary based on the country and employment status. While specific benefits vary, here are some of the ways we strive to take care of our eligible team members globally: Comprehensive health, life, and disability insurance | Commute subsidy | Employee stock ownership | Competitive retirement/pension plans | Generous vacation and personal days | Support for new parents through leave and family-care programs |

The opportunity This role will play a major component in the success of the Unity exchange networks, through onboarding new DSPs, solving technical issues, investigating client issues, integrating new DSPs, and more. This Support Engineer will report into the Prog Ops & Support team within the ecosystem of the Programmatic team and will be the technical point of contact for Account Managers, Sales, BD and more. What you'll be doing - Responding to Account Manager's technical issues they're having with a DSP. This can range from discrepancies, to investigating why bids aren't being won, why bid requests aren't coming through, to a range of other technical issues. - Integrating a new DSP to bid into the network - Implementing custom requests for ProgOps, Account Managers, and DSPs. - Responding to DSPs issues regarding bids, losses, discrepancies, show failures, broken creatives, rendering issues and more What we're looking for - Programmatic advertising technology expertise including knowledge of DSPs, SSPs, ad exchanges, real-time bidding (RTB), OpenRTB protocols, and ad serving ecosystems - Support engineering experience with proven ability to troubleshoot technical issues, manage escalations, communicate solutions clearly to non-technical stakeholders, and balance multiple priorities - Proficiency with web debugging and network analysis tools (Chrome DevTools, Charles Proxy, Fiddler) to capture HTTP/S traffic, inspect bid requests/responses, and diagnose API integration issues - Strong data analysis skills using SQL, Excel (pivot tables, advanced formulas), or similar tools to investigate discrepancies, identify patterns, and create actionable insights from large datasets - Experience implementing or working with AI tools (ChatGPT, Claude, Python scripts, automation platforms) to improve operational efficiency, streamline workflows, or enhance problem-solving You might also have - Object oriented programming language; javascript or python - Familiarity with manipulating mobile advertising traffic via a web debugger - SQL experience Additional information - Relocation support is not available for this position - Work visa/immigration sponsorship is not available for this position Benefits At Unity, we want our team members to thrive. We offer a wide range of benefits designed to support well-being and work-life balance. Please note: Benefits eligibility, specific offerings, and coverage vary based on the country and employment status. While specific benefits vary, here are some of the ways we strive to take care of our eligible team members globally: Comprehensive health, life, and disability insurance | Commute subsidy | Employee stock ownership | Competitive retirement/pension plans | Generous vacation and personal days | Support for new parents through leave and family-care programs | Office food snacks | Mental Health and Wellbeing programs and support | Employee Resource Groups | Global Employee Assistance Program | Training and development programs | Volunteering and donation matching program Life at Unity Unity [NYSE: U] is the world’s leading game engine, powering play for more than 3 billion consumers each month. The top mobile games in the world, the most played PC indie titles

The opportunity At Unity, we are building a world-class ad-tech ecosystem that connects billions of users with the creators and experiences they love. The Advertiser Growth team is the engine of this mission, ensuring that as our marketplace expands, advertisers have the intelligent tools, robust infrastructure, and rigorous experimentation frameworks needed to scale their impact. In 2026, our roadmap is defined by three transformative pillars: Foundation, Smart, and Intelligence. This role is unique in its technical breadth, sitting at the intersection of financial execution, creative innovation, and marketplace science. You will architect the GenAI systems that build high-performing creatives, design the pacing algorithms that manage multi-million dollar budgets, ensure our billing pipelines handle massive scale with zero-fault tolerance, and build the experimentation infrastructure that allows us to scientifically evolve the marketplace. This is a high-stakes role where your technical leadership directly governs Unity’s financial integrity and the long-term growth of our ecosystem. What you'll be doing - Next-Gen budget pacing: Design and optimize sophisticated pacing controllers (PID, probabilistic forecasting) to smooth advertiser spend across diverse time zones and traffic spikes, ensuring optimal delivery and marketplace stability. - Creative GenAI infrastructure: Lead the backend integration of Generative AI models (Diffusion, LLMs) to automate the creation of high-performing image and video assets tailored to specific campaign goals and formats. - Marketplace experimentation engine: Build and scale the infrastructure for high-velocity experimentation, including A/B testing, switchback tests, and long-term holdouts to measure the impact of marketplace changes on advertiser ROI and platform health. - High-Scale billing reliability: Architect and maintain high-throughput billing pipelines that process billions of events with 100% accuracy, bridging the gap between real-time ad delivery and mission-critical financial reconciliation. - Scientific optimization: Analyze complex financial and marketplace datasets to refine the trade-off between spend velocity and advertiser performance, using experimentation results to tune pacing and billing logic. What we're looking for - Advanced degree in computer science or relevant engineering-related field or equivalent experience. - 6+ years of software engineering experience, including 3+ years working on ads delivery systems. - Extensive experience building and operating large-scale, low-latency backend systems using languages like Java, Go, or Scala. - Deep familiarity with building or maintaining budget control systems, feedback loops, or spend-prediction algorithms. - Proven experience building or scaling experimentation platforms, with a deep understanding of variance reduction, interference/network effects, and metric design in a marketplace context. - A track record of working on "mission-critical" pipelines (like billing, payments, or clearinghouses) where data precision, idempotency, and fault tolerance are paramount. - Experience or strong technical interest in building the backend workflows required to serve, scale, and store Generative AI models for creative asset generation. - Proficiency with real-time stream processing (Kafka, Flink, or Spark) specifically applied to event-based charging and real-time performance feedback. - A proven ability to lead complex, multi-quarter technical roadmaps and mentor senior engineer