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Principal Application Performance Engineer

Job ID 2024-12696 Date posted Apr. 17, 2025 Location Cambridge, United Kingdom Category Software Engineering Apply

Job Overview:

We're looking for an experienced Software Engineer who thrives on taking on performance bottlenecks and optimising software and cloud-based systems. If you're someone who loves challenging performance issues, using groundbreaking tools, and enjoys sharing your knowledge we want you on our team!

Would you like to join our growing team in the UK and USA that are building a developer friendly and extensible performance analysis toolkit and help our users solve their performance bottlenecks?


Responsibilities:

  • Accountable for ensuring our performance tools provide the automated insights to solve performance issues. Establish the 'what do I do next' insights for performance workflows.
  • Grow into a go-to expert on performance workflows on Arm Neoverse platforms, driving user impact by bringing technical insights from across the organization to life in tooling.
  • Work with product, UX (user experience) and engineering to help specify and test required features in the tool.
  • Craft end to end application performance issues as demonstrable examples and tests.
  • Build online support documentation and code examples for developers debugging performance problems through our learning paths.

Required Skills and Experience:

  • Proven experience identifying and resolving performance issues in server and cloud contexts with a deep understanding of computer architecture.
  • Familiarity with performance profiling and monitoring tools (e.g., VTune, New Relic, Datadog, AppDynamics, Grafana, Prometheus).
  • A passion and history of writing and sharing technical knowledge.
  • Proficient in both high and low level programming preferably with C++ and Python.

“Nice To Have” Skills and Experience:

  • Applicable knowledge of the Arm architecture and how it differs from x86.
  • Technical leadership roles and responsibilities.

In Return:

You’ll get the opportunity to work at the cutting edge of compute and performance analysis, solving meaningful challenges that impact developers across the world. You’ll collaborate with a team of passionate engineers and have real influence on the direction of our tools and workflows. We also provide a culture that encourages innovation, autonomy, and continuous improvement Whether you're in the UK or USA, you'll be joining a team that values curiosity, creativity, and the relentless pursuit of better performance.

#LI-ZN1

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 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 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.

Power the Future on Arm

Working in software engineering at Arm is about shaping a future of technology for which we don't yet have words. Our engineers lead innovation in physical IP, AI and machine learning, cloud architecture, automotive tech, and every aspect of computing that matters.

Spanning software's full spectrum, from compilers to AI-powered IoT and beyond, your code can enable virtually anything to be produced on silicon. Whether you're developing award-winning VR gaming or life-enhancing medical equipment, you can improve the lives of millions by being your brilliant self at Arm.

Drive change on Arm

At Arm, you'll influence 95% of the world's connected devices and all their applications. From healthcare and infrastructure to virtual reality, you'll affect nearly all industries worldwide, racing toward new milestones and achievements together.

Revolutionary Benefits

Health and Wellness

We create a safe space for you to nurture both your physical and mental wellbeing.

Work and Life Success

We empower people to experience life beyond the boundaries of standard work patterns.

Financial Rewards

We provide benefits beyond a competitive salary to reward our people for their dedication and contributions.

Development and Support

We foster professional and personal development, building a supportive community where everyone can thrive.

Life at Arm

Life in the office doesn't get any better — especially when those offices are as sleek as ours and the people there are creative and compassionate. Combine that with our popular 'we, not I' mindset, and you enjoy the kind of teamwork and togetherness rarely found elsewhere. We share so much in common, not least the same passion for progress, but we also welcome each other's diversity. Ultimately, we love to inspire and be inspired every day.

Discover Life at Arm

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