About arm Arm is at the forefront of microprocessor technology, powering a global ecosystem of 1,000 partners and enabling more than 90 billion processors. Our innovations drive the future of computing, from AI and data centers to cloud networking and beyond. Job Overview Are you a highly experienced modelling engineer with a deep understanding of System-on-Chip (SoC) technologies and architecture ? Do you have a passion for improving software models, enhancing scalability, and driving technical innovation ? The Arm Software (CE-SW) group enables partners to develop software on Arm-based systems across diverse domains, including Automotive, IoT, Client, and Infrastructure. The Fast Models team within CE-SW develops software models of Arm’s IP to support virtual platforms and early firmware/software development. We are seeking a Senior Fast Models Architect to drive the evolution of Fast Models technology, contributing to one of Arm’s most critical software ecosystems. Responsibilities Stay up to date with Arm architecture developments and assess their impact on Fast Models. Collaborate with technical leads to review and refine engineering proposals and designs. Analyse the Fast Models codebase to identify opportunities for scalability, performance, and interface improvements. Work with the Technology Manager and Domain Architect to analyze product requirements and set priorities for Fast Models technology. Key Skills and Experience We are looking for candidates with the following expertise: Expertise in C/C++ with a strong understanding of computer architecture and System-on-Chip (SoC) internals. Experience developing SoC virtual prototypes using C/C++/SystemC/TLM. Strong background in system-level architecture, including cache hierarchies, memory management (SMMU), and interrupt controllers. Experience with processor and SoC modelling tools, such as Fast Models, QEMU, Simics, or Gem5. Proficiency in software development, including debugging, scripting, and version control (Git/Gerrit). Ability to lead technical initiatives, collaborate across teams, and drive innovation in modelling technology. Nice to Have Skills and Experience Experience in low-level/bare-metal software, firmware, or device driver development. Previous experience in complex software projects within a large multi-site team. This role offers an opportunity to work at the cutting edge of Arm technology, shaping the future of software modelling and enabling partners to build next-generation solutions. If you’re passionate about software modelling, performance optimization, and SoC architecture, we’d love to hear from you LI-CM1 Accommodations at Arm At Arm, we want our people to Do Great Things. If you need support or an accommodation to Be Your Brilliant Self during the recruitment process, please email accommodationsarm.com. To note, by sending us the requested information, you consent to its use by Arm to arrange for appropriate accommodations. All accommodation requests will be treated with confidentiality, and information concerning these requests will only be disclosed as necessary to provide the accommodation. Although this is not an exhaustive list, examples of support include breaks between interviews, having documents read aloud or office accessibility. Please email us about anything we can do to accommodate you during the recruitment process. Hybrid Working at Arm Arm’s approach to hybrid working is designed to create a working environment that supports both high performance and personal wellbeing. We believe in bringing people together face to face to enable us to work at pace, whilst recognizing the value of flexibility. Within that framework, we empower groups/teams to determine their own hybrid working patterns, depending on the work and the team’s needs. Details of what this means for each role will be shared upon application. In some cases, the flexibility we can offer is limited by local legal, regulatory, tax, or other considerations, and where this is the case, we will collaborate with you to find the best solution. Please talk to us to find out more about what this could look like for you. Equal Opportunities at Arm Arm is an equal opportunity employer, committed to providing an environment of mutual respect where equal opportunities are available to all applicants and colleagues. We are a diverse organization of dedicated and innovative individuals, and don’t discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.