Arm Limited
Cambridge, Cambridgeshire
ROLE OVERVIEW Join Arm's Software Technology Management Group and help shape how millions of devices come to life. We're seeking a collaborative, curious, and forward-thinking leader to steer the strategy for Arm's platform firmware and software. In this role, you'll bring together deep technical insight and a strong sense of customer value, turning advanced research into stable, scalable products used across our global ecosystem. You'll work closely with teams across hardware, software, and product management, and partner with customers, OEMs, and developers worldwide to ensure Arm software delivers exceptional experiences! Key Responsibilities Define and lead the strategy for platform firmware and software stacks that enable Arm-based SoCs and devices. Gathering, and manage requirements from a diverse set of sources both inside and outside of Arm while translating stakeholder needs into clear, testable specifications. Maintaining end to end requirement traceability to guide engineering execution. Shape product roadmaps that turn research and prototype software into stable, customer-ready solutions. Guide the lifecycle of Arm software products - from concept to delivery and long term support. Collaborate closely with architecture, silicon, and product teams to align system software capabilities with Arm's technology roadmap. Partner with external customers, OEMs, and developers to understand real world needs and improve the developer experience. Represent Arm in external forums and partnerships, sharing our leadership in embedded technology. Required Skills and Experience A proven background in system software or firmware development, ideally with experience in product ready systems or SDKs. Wide expertise across software disciplines such as platform library optimization, real time software and operating systems, C/C++ development, device drivers, and general hardware-software integration. Experience in Requirements Management, stakeholder management and leading teams implementing software products from a strategic roadmap. Success working with customers or ecosystem partners on embedded or low level software. Excellent collaboration and communication skills, with a people first leadership approach. In Return: At Arm, you'll shape the next generation of compute building the embedded software platforms that power billions of devices worldwide. You'll lead a world class team translating deep technology into products that transform industries and empower the Arm ecosystem to innovate faster. Our 10x mindset guides how we engineer, collaborate, and grow. Understand what it means and how to reflect 10x in your work: Accommodations at Arm At Arm, we want to build extraordinary teams. If you need an adjustment or an accommodation during the recruitment process, please email . 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 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.
ROLE OVERVIEW Join Arm's Software Technology Management Group and help shape how millions of devices come to life. We're seeking a collaborative, curious, and forward-thinking leader to steer the strategy for Arm's platform firmware and software. In this role, you'll bring together deep technical insight and a strong sense of customer value, turning advanced research into stable, scalable products used across our global ecosystem. You'll work closely with teams across hardware, software, and product management, and partner with customers, OEMs, and developers worldwide to ensure Arm software delivers exceptional experiences! Key Responsibilities Define and lead the strategy for platform firmware and software stacks that enable Arm-based SoCs and devices. Gathering, and manage requirements from a diverse set of sources both inside and outside of Arm while translating stakeholder needs into clear, testable specifications. Maintaining end to end requirement traceability to guide engineering execution. Shape product roadmaps that turn research and prototype software into stable, customer-ready solutions. Guide the lifecycle of Arm software products - from concept to delivery and long term support. Collaborate closely with architecture, silicon, and product teams to align system software capabilities with Arm's technology roadmap. Partner with external customers, OEMs, and developers to understand real world needs and improve the developer experience. Represent Arm in external forums and partnerships, sharing our leadership in embedded technology. Required Skills and Experience A proven background in system software or firmware development, ideally with experience in product ready systems or SDKs. Wide expertise across software disciplines such as platform library optimization, real time software and operating systems, C/C++ development, device drivers, and general hardware-software integration. Experience in Requirements Management, stakeholder management and leading teams implementing software products from a strategic roadmap. Success working with customers or ecosystem partners on embedded or low level software. Excellent collaboration and communication skills, with a people first leadership approach. In Return: At Arm, you'll shape the next generation of compute building the embedded software platforms that power billions of devices worldwide. You'll lead a world class team translating deep technology into products that transform industries and empower the Arm ecosystem to innovate faster. Our 10x mindset guides how we engineer, collaborate, and grow. Understand what it means and how to reflect 10x in your work: Accommodations at Arm At Arm, we want to build extraordinary teams. If you need an adjustment or an accommodation during the recruitment process, please email . 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 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.
Arm Limited
Cambridge, Cambridgeshire
About the role You'll lead Arm's Proactive Threat Defence function, defining and delivering a proactive assurance and threat-hunting programme that continuously tests and strengthens Arm's cyber defences and sharpens its threat-informed edge! This hands-on leadership role involves guiding a small, high-performing team, providing both technical direction and people leadership. The position partners closely with Detect & Respond, Vulnerability Management, Security Architecture, and internal customers to define and deliver a proactive defence roadmap. You will be setting strategy and remaining deeply engaged in technical design, execution, and iterative improvement. Responsibilities Design and lead red & purple team exercises Lead the strategy and delivery of red/purple team engagements aligned to real-world adversarial behaviour. Drive iterative improvement of detection, response, and resilience through defender collaboration. Ensure findings are prioritised, tracked, and remediated with clear understanding of risk and business impact. Penetration testing program (manual & autonomous) Define strategy and methodology across key technologies, platforms, and services. Embed testing into delivery lifecycles with platform owners and document risk with Governance, Risk & Compliance. Lead hypothesis-informed threat hunting Design and deliver structured hunting campaigns focused on high-value assets, emerging TTPs, and priority threat actors. Define metrics and report on coverage, effectiveness, and impact on improved detection capability. Leadership Line-manage and develop a specialist team. Foster a high-performance, psychologically safe culture. Shape the Cyber Defence Operations roadmap, aligning proactive capabilities to strategic risks and business priorities. Define and report critical metrics, reporting progress and risk to senior business leaders. Previous experience in proactive defence is a priority, however, the role will also lead development of Arm's threat intelligence capability, so any additional experience or desire to mature a threat intelligence program is favourable. Personal attributes & experience Leading proactive security functions (red teaming, pen testing, offensive engineering, intelligence). Solid understanding of modern threat actor TTPs and how to emulate them safely. Hands-on technical offensive security background (red teaming, penetration testing, exploit development, adversary emulation) with the credibility to act as a technical SME. Ability to translate technical outcomes into business-relevant risk and drive remediation at scale. Strong partnership focus, influencing at senior levels across technical and non-technical teams. Qualifications BSc or higher in a relevant field (e.g., Computer Science, Cyber Security, Digital Forensics, Information Security) or equivalent professional experience. Offensive security / threat hunting / incident response certifications advantageous (e.g., CREST, GIAC/GX, GCTI, GCFA, GCIH, GREM, GPEN, OSCP). Accommodations at Arm At Arm, we want to build extraordinary teams. If you need an adjustment or an accommodation during the recruitment process, please email . 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 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.
About the role You'll lead Arm's Proactive Threat Defence function, defining and delivering a proactive assurance and threat-hunting programme that continuously tests and strengthens Arm's cyber defences and sharpens its threat-informed edge! This hands-on leadership role involves guiding a small, high-performing team, providing both technical direction and people leadership. The position partners closely with Detect & Respond, Vulnerability Management, Security Architecture, and internal customers to define and deliver a proactive defence roadmap. You will be setting strategy and remaining deeply engaged in technical design, execution, and iterative improvement. Responsibilities Design and lead red & purple team exercises Lead the strategy and delivery of red/purple team engagements aligned to real-world adversarial behaviour. Drive iterative improvement of detection, response, and resilience through defender collaboration. Ensure findings are prioritised, tracked, and remediated with clear understanding of risk and business impact. Penetration testing program (manual & autonomous) Define strategy and methodology across key technologies, platforms, and services. Embed testing into delivery lifecycles with platform owners and document risk with Governance, Risk & Compliance. Lead hypothesis-informed threat hunting Design and deliver structured hunting campaigns focused on high-value assets, emerging TTPs, and priority threat actors. Define metrics and report on coverage, effectiveness, and impact on improved detection capability. Leadership Line-manage and develop a specialist team. Foster a high-performance, psychologically safe culture. Shape the Cyber Defence Operations roadmap, aligning proactive capabilities to strategic risks and business priorities. Define and report critical metrics, reporting progress and risk to senior business leaders. Previous experience in proactive defence is a priority, however, the role will also lead development of Arm's threat intelligence capability, so any additional experience or desire to mature a threat intelligence program is favourable. Personal attributes & experience Leading proactive security functions (red teaming, pen testing, offensive engineering, intelligence). Solid understanding of modern threat actor TTPs and how to emulate them safely. Hands-on technical offensive security background (red teaming, penetration testing, exploit development, adversary emulation) with the credibility to act as a technical SME. Ability to translate technical outcomes into business-relevant risk and drive remediation at scale. Strong partnership focus, influencing at senior levels across technical and non-technical teams. Qualifications BSc or higher in a relevant field (e.g., Computer Science, Cyber Security, Digital Forensics, Information Security) or equivalent professional experience. Offensive security / threat hunting / incident response certifications advantageous (e.g., CREST, GIAC/GX, GCTI, GCFA, GCIH, GREM, GPEN, OSCP). Accommodations at Arm At Arm, we want to build extraordinary teams. If you need an adjustment or an accommodation during the recruitment process, please email . 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 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.