Software Engineer - AI Agentic Compute

We are looking for curious and motivated engineers to join us in building the compute platform for AIatscale!Job DescriptionAgentic AI is changing what CPU performance means in the cloud. As AI systems evolve from individual model calls towards complex, distributed workflows, performance increasingly depends on efficiently orchestrating models, data, tools and services across the whole system.You will join a diverse, dedicated and inclusive group based in Arm's vibrant office at the heart of Manchester. Your work will help ensure the latest developments in AI take full advantage of Arm Neoverse platforms and pioneering cloud-server technologies like AGI-CPU, our CPU for next-generation AI data centers.

Together with teams from across Arm, the opensource community, and our partners, you will be accelerating AI and helping build the future of computing on Arm.We work on the full stack, from applications and frameworks, to compilers, libraries, and assembly; we encourage everyone in the team to get involved in all parts. The team has a wide remit, but we are all aligned on a common goal. We trust and empower engineers with the autonomy to identify and solve problems without silos and with the support of their team mates.Key skillsWe're looking for people who are motivated to learn, we will support your growth.

You don't need all of these to be successful! Strong software engineering and programming skills, preferably C++ and PythonEager to dive into unfamiliar software stacks and codebases, debug complex issues, and identify performance opportunitiesFamiliarity with Linux development environments, profiling, debugging and performance analysisA degree in a computational or numerate subject, orequivalent experienceNice-to-have skills and experienceWe’d also be interested to hear about any experience you have in the following areas:Experience with ML frameworks and LLM inference, such as PyTorch, vLLM, SGLang, llama.cpp or similarExperience using heterogeneous CPU + accelerator systemsFamiliarity with agentic AI frameworks and protocolsAn interest in understanding end-to-end application and system performance, from higher-level applications through runtimes and libraries to the underlying hardwareUnderstanding of CPU bottlenecks in agentic workloadsUnderstanding of databases, vector search and retrieval systemsFamiliarity with containers and cloud/server infrastructureUnderstanding of parallel programming, collective communications or distributedAI workloadsExperience engaging with the open-source communityFamiliarity with SIMD technologies, such as Neon™, SVE and SMEInterpersonal strengthsComfortable sharing ideas, asking questions, and collaboratingwithothers.Able to work independently, make pragmatic decisions and navigate ambiguity and changeExperience delivering technical work involving multiple contributors#LI-BG1In ReturnYou will receive an attractive reward package with generousstockawards. We also know that people do their best work when they feel rested and psychologically safe, so we have aprogressiveleavepolicyincludinggenerousparentalleave,daysofcare and 4weeks of sabbatical every 4 years.

We are flexible on working hours, and allow hybrid working. We striveto provide an open and accepting environment where you are encouraged to share your ideas and opinions; which enables collective innovation and creativity, and supports your professional and personalgrowth.We are an equalopportunity employer and value diversity at our company. We donotdiscriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.

We will ensure that individuals with disabilities are provided reasonableaccommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to requestaccommodation.Please note this role does not meet the eligibility requirements for sponsorship, and therefore the successful candidate must have the right to work in the UK without relying on sponsorship by Arm. Our 10x MindsetAt Arm, we believe progress happens when people are empowered to think bigger and push beyond what seems possible.

Our 10x mindset is about curiosity, ambition and creating impact that will be used by millions. We learn fast, prioritise collaboration and turn bold ideas into real technology. We look for people who are inspired by this way of working and want to grow in an environment where bold ideas are welcomed.

Discover how the 10x mindset shapes life at Arm: Use of AI in Your ApplicationAt Arm, we embrace the benefits AI can bring, including in recruitment. You may use AI to support your preparation, such as improving the clarity of written responses, practicing interview questions, or learning more about our industry. However, your application and interview responses must reflect your own thinking, experience, and abilities.

We want to understand your authentic perspective, creativity, and approach to problem solving. As such, you may not use AI to complete assigned tasks as part of any assessments. If you plan to use AI-supported or assistive technologies as part of a reasonable adjustment, please contact accommodations@arm.com so we can support you.Recruitment Adjustments and AccommodationsAt Arm, we want to build extraordinary teams.

If you need an adjustment or an accommodation during the recruitment process, please email accommodations@arm.com. To note, by sending us the requested information, you consent to its use by Arm to arrange for appropriate accommodations. All accommodation or adjustment 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 WorkingArm’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 OpportunitiesArm 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.