Skip to main content

Senior Portfolio Manager

Job ID 2025-15600 Date posted 03/03/2026 Location Cambridge, United Kingdom Category IT
Apply

Job Overview:

We are looking for an experienced Portfolio Manager to lead and direct initiatives within our Commercial IT portfolio.

You will have good attention to detail, careful planning, situational awareness, risk management and monitoring, in order to maintain project momentum and engage our customers to deliver projects successfully.

You will stand out for this role if you have outstanding portfolio, program and project management experience, strong relationship leadership skills and commercial domain expertise.

Responsibilities:

  • Own all engagement within the Commercial portfolio space, including driving prioritisation, business engagement and internal team delivery.
  • Partner with business leaders to understand strategy and translate demand into IT roadmaps.
  • Drive multiple project deliveries through day to day engagement with IT delivery teams and business customers.
  • Run the project lifecycle from the initial set up, including design, build, test and cutover/implementation in line with quality and time.
  • Lead vendor teams and run to a high standard.
  • Effectively communicate project status regularly and handle risk accordingly.
  • Take ownership of issues, demonstrating situational leadership.
  • Run multiple projects of varying size and stages concurrently.

Required Skills and Experience:

  • Extensive Project, Program and Portfolio management, through agile delivery and waterfall methodologies across multiple global teams.
  • Experience in projects and programs relating to Commercial functions including Support and Marketing.
  • Adaptability, with the ability to flex your style and approach to meet the needs of the Business and the Project.
  • Proficient in key project management tools such as Jira, Confluence, Excel, PowerPoint, MS Project.
  • Good verbal, written and interpersonal skills; comfortable communicating and collaborating with teams across different subject areas.

“Nice To Have” Skills and Experience:

  • Demonstrable experience delivering projects for major commercial applications (e.g., Salesforce, SAP)!
  • Background in IT service delivery and operational performance management.
  • Relevant qualifications e.g. MSP, APM, Prince2, Agile, SAFe.
  • Proficient with project and portfolio tools (Jira, Confluence, Excel, PowerPoint, MS Project)!

In Return:

With Arm’s growth trajectory, you’ll have clear opportunities to develop your career, take on new challenges, and make a real impact on our continued success

#LI-JW1

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.

Life at Arm

  • Culture at Arm
    Culture at Arm

    Make an Impact

    At Arm, collaboration drives progress. Our culture blends individual ownership with strong team alignment, where skilled people thrive in a fast-paced, supportive environment. Across our ecosystem, we value bold thinking and pushing boundaries because when teams are empowered and passionate, they deliver at scale.
    Read more

  • Diversity, Equity and Inclusion
    Diversity, Equity & Inclusion

    This is Collective Progress

    Arm drives progress by enabling bold ideas to emerge from a diverse, skilled, and inclusive workforce. We challenge convention and move fast, supported by active participation in ERGs, employee communities, DEI working groups, and the DEI Council, each built to fuel momentum and remove barriers.
    Read more

  • Benefits at Arm
    Benefits at Arm

    Benefits Designed for You

    Arm moves fast because our people do. That’s why we offer high-impact benefits tailored to support those driving the future of computing, benefits that reflect and reward the ambition, skill, and energy of extraordinary teams solving complex challenges.
    Read more

Jobs for You

No previously viewed jobs

No jobs have been saved

Get Job Alerts

Can’t find the job you’re seeking? Register to be notified as soon as new jobs become available. Enter your email, select your preferred job category and/or location, then click Add to set your preferences and Subscribe to create your job alert.

Interested InSelect a job category from the list of options. Search for a location and select one from the list of suggestions. Finally, click “Add” to create your job alert.

By submitting your information, you acknowledge that you have read our privacy policy, and consent to receive email communication from Arm.

Join our Talent Community, Unlock Opportunities

Subscribe to receive Arm communications directly to your inbox. Stay connected to be the first to hear about updates from our community and exciting roles that align with your skills.

Join Now