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Principal/Senior Principal Engineer – Arm ARM

Job ID 2026-17014 Date posted Apr. 15, 2026 Location Cambridge, United Kingdom Category Software Engineering Apply

Job Overview:

We are looking for someone who plays a substantial role in the delivery and evolution of the Arm Architecture Reference Manual (Arm ARM), the flagship product of the Architecture Technology Group (ATG), and a cornerstone of the ecosystem.

Working closely with the Technical Director – Arm ARM, the role is responsible in conjunction with other people for the execution and ownership of key technical requirements for production flows and tooling that underpin the development, validation, quality and publication of the manual. You contribute to the development of the content, quality strategy, tooling and validation frameworks, while ensuring that the architectural intent is accurately, consistently and efficiently communicated to a broad audience.

This role comes with exciting growth opportunities and operates across the intersection of architecture, engineering, tooling and documentation, exerting significant influence across Arm and its partner ecosystem.

As a senior technical leader, you are encouraged to develop and continuously improve how manual is built and delivered, and to act as a trusted technical authority within ATG by being a catalyst to critical initiatives like internal transformation programmes (Architecting the Architecture) to achieve:

  • The inception of a scalable, modern specification framework aligned with Arm’s future architecture strategy.
  • Strong industry recognition of the Arm ARM’s clarity, correctness and accessibility.

Responsibilities:

  • Contributes to the long-term strategic roadmap for the Arm ARM, accounting for its correctness, accessibility, consistency and quality.
  • Lead multi-functional initiatives with different teams (architects, engineering teams and partners) to ensure the evolution of the product and its quality.
  • Review and approve plans for integration of new architecture and QA scenarios.
  • Lead the maintenance strategy, work with architects and engineering teams, content refactoring and continually improve quality.
  • Ensure the adoption of tooling, validation frameworks, and digital publication.
  • Mentor technical contributors, strengthening the architecture knowledge across all teams involved.

Required Skills and Experience :

  • Bachelors (BS) or Masters (MS) in Computer Science, Computer Engineering or equivalent experience.
  • Solid understanding in Arm architecture and ISA fundamentals and the ability to quickly digest and understand emerging architecture.
  • Strong technical leadership working with external partners and customers facing experience.
  • Excellent interpersonal skills.

“Nice To Have” :

  • Experience working with authors, specification systems, or producing quality documentation
  • Familiarity with standard software development practices. Use of Unix scripting, Python, Git/Gerrit
  • Exposure to ASL (Architecture Specification Language), Arm machine-readable specifications or general modelling.

In return:

We will ensure that individuals with disabilities are provided reasonable accommodation 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 request accommodation.

#LI-ZN1

Please note that a relocation package (including visa sponsorship support) is available for this role, for candidates who require it.

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 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 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.

Salary Range:

£168,300 - £227,700 per year

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