Job ID 2023-9554
Date posted Feb. 05, 2025
Location Cambridge, United Kingdom; Manchester, United Kingdom; Budapest, Hungary
Category Software Engineering
Arm’s Userspace Performance team is looking for skilled Java performance analysis engineers to join a growing team. Successful candidates will help improve the performance of software running on Arm systems used across the world.
Job Overview:
You will join a team of Software Engineers who all share a passion for wanting to stamp their mark on the future of computing, wherever it may lead. If you are similarly passionate about leading edge technologies, then we want to hear from you!
We are searching for engineers that can help us understand the differences of how large Java applications perform on the latest Arm platforms. You would be working on existing benchmarks and applications and some new ones. In collaboration with engineers that understand different aspects of the platform you would strive to identify and narrow down the performance issues. The ultimate goal is to improve how Java applications run on Arm platforms.
We expect a professional, hardworking and flexible approach to work, with a flair for creative lateral thinking and problem solving with a dedication to extend the breadth and depth of your knowledge. Your strong interpersonal skills are vital for success; we are looking for excellent written and spoken English and be capable of writing documentation and mentoring junior engineers.
We value diversity of ideas and want you to feel included and able to bring your best self to your workplace.

Responsibilities:

• Collecting data about how Enterprise Java workloads run and analyzing it to understand the bottlenecks and what investigate next.
• Designing experiments for the team to perform in order to find performance issues and confirm that the our understanding is accurate.
• Analysing and improving large codebases for different performance aspects.
• Documenting the analysis performed, sharing knowledge within the team and wider.
• Producing write-ups and presentations to help other developers handle similar problems.

Education & Qualifications:
A Bachelor’s (or above) degree or equivalent experience in a STEM subject.

Essential Skills:

• You are experienced at tuning Java application performance on multiple levels including frameworks and JVM.
• You will have excellent understanding of a few Java Enterprise frameworks.
• You have experience in profiling and tracing large applications to find bottlenecks of performance
• Problem solving and debugging skills are areas in which you have proficiency

Desirable Skills

• We highly value experience with running Java applications on diverse platforms including different CPU architectures.
• We desire knowledge about JVM internals like JIT compilation, garbage collection, memory allocation…
• We are seeking understanding of OS concepts such as processes, threads, locks, virtual memory and how they relate to application performance

In Return:
Our UK offices are amazing places to collaborate. We also have some scope to adapt the job role and title for the right person - if you are interested but unsure whether you tick all the boxes, we still would love you to reach out! We are keen to welcome versatile people into Arm!

LI-MS

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

• Collecting data about how Enterprise Java workloads run and analyzing it to understand the bottlenecks and what investigate next.
• Designing experiments for the team to perform in order to find performance issues and confirm that the our understanding is accurate.
• Analysing and improving large codebases for different performance aspects.
• Documenting the analysis performed, sharing knowledge within the team and wider.
• Producing write-ups and presentations to help other developers handle similar problems