Office Assistant (Part Time) - UK

Marqeta·London·United Kingdom·Administrative / Others

Marqeta is hiring a Office Assistant (Part Time) - UK in London. Posted 2026-09-06; applications close 2026-11-05 (in 46 days).

Role details

As an Office Assistant for Marqeta’s London branch, you will manage the office’s day-to-day requirements and handle sensitive information with professionalism and care.

This is a part-time role performed in the office (Tuesday + Thursday) from our London office. We’d love for you to join us.

The Impact You’ll have

  • Order supplies and manage office stock within a budget (drinks, snacks, stationery, and equipment as needed).
  • Ensure the office is tidy and presentable.
  • Coordinate meeting room bookings.
  • Collect deliveries.
  • Support the organisation of a variety of events (team meetings, offsites, meals, parties, etc.) within a set budget.
  • Work with vendors to organise and coordinate office wellness initiatives (Tuesday lunches, office massages).
  • Promote events within the office building.
  • Liaise with the building team regarding any issues that arise.
  • Provide general support to visitors and manage tracking.
  • Address employees’ queries regarding office management matters (e.g., stationery, hardware, travel arrangements).
  • Provide general office management support and handle various projects as they arise, even unexpectedly.
  • Manage swag orders and distribution.
  • Support the organisation of charity initiatives.
  • Distribute new hire kits and manage stock.
  • Send communications to the team regarding office updates, events, birthdays, training, and more.

Who You Are

  • Self-motivated with excellent organisation, a strong work ethic, and a proactive approach.
  • Flexible and comfortable working in a fast-paced, high-intensity, yet informal startup environment.
  • Proven experience as an Office Manager, Front Office Manager, or Administrative Assistant.
  • Knowledge of office administration responsibilities, systems, and procedures.
  • Experience with office management software such as MS Office and Google Suite.
  • Excellent time management skills, with the ability to multi-task and prioritise work.
  • Strong attention to detail and problem-solving skills.
  • Strong organisational and planning skills in a fast-paced environment.
  • Creative mindset, with the ability to suggest improvements.
  • Fluent in English.

Your Recruiter

  • Lou Devlin – LinkedIn profile (no agencies please!)

Typical Process

  • Application submission
  • Recruiter video call
  • Hiring manager video call
  • Virtual “Onsite” consisting of 3 × 30-minute calls
  • Offer

Compensation and Benefits (for Full Time Roles)

  • Premium private medical and dental coverage
  • Generous time off program, with additional “Floating Holiday days”
  • Retirement savings program with company contribution
  • Equity in a publicly traded company and an Employee Stock Purchase Program
  • Monthly stipend to support the remote work model
  • Annual development stipend to support people’s growth and development
  • Family-forming benefits and up to 20 weeks of parental leave
  • Wellbeing programs (e.g., Modern Health, HealthKick, and more)

About Marqeta

Marqeta is on a mission to change the way money moves. We’re one of the earliest enablers of embedded finance, a market opportunity sized up in the trillions. Our card issuing platform provides unprecedented flexibility and control for companies to issue cards, authorize transactions, and manage payment operations in real time. Marqeta powers the most well-known brands in the new economy (Block, Cash App, Affirm, Instacart, Doordash, Uber, Walmart, etc.). You don’t need to be a Payments expert to join the Marqeta Team—we’ll help you get started. This is the opportunity of a lifetime to work with innovators around the world and unlock equitable financial access for all.

Marqeta’s Values

  • Solve for the Customer: With deep understanding of our customers’ businesses and empathy for their needs, we deliver products and services that drive their success. Earning and keeping their trust guides everything we do.
  • Do What’s Right: Knowing businesses and livelihoods depend on us, we pursue solutions that disrupt responsibly and deliver high-quality results that customers count on. We own our work from start to finish.
  • Simplify and Innovate: We approach challenges with curiosity and take smart risks. Innovation comes from finding better, simpler ways to achieve extraordinary outcomes.
  • Win as a Team: We succeed together by embracing diverse perspectives and pushing each other to raise the bar. We lead with humility and set aside hierarchy to work as a team.
  • Make it Count: We drive forward with focus and agility. With a sense of urgency and purpose, we get the job done—and done right.

Equal Employment Opportunity, Accommodations and Privacy

Marqeta is an equal opportunity employer committed to an inclusive workplace that fosters belonging. We do not discriminate based on race, color, religion, sex (including pregnancy, lactation, childbirth, or related medical conditions), veteran status or uniformed service member status, age, national origin or ancestry, citizenship or immigration status, physical or mental disability, gender identity, gender expression, sexual orientation, genetic information (including testing or characteristics), or any other characteristic protected by applicable law. We also consider qualified applicants with criminal histories, consistent with legal requirements.

Marqeta endeavors to make reasonable accommodations for applicants with disabilities. If you are an individual with a disability and require a reasonable accommodation to submit this application, complete any pre-employment testing, or otherwise participate in the employee selection process, submit this form with your specific accommodation request.

Marqeta cares about your privacy. Personal data provided as part of the application and recruitment process is processed in accordance with the Applicant Privacy Notice. Additional information for California residents can be found here.

To keep the interview process fair and consistent, candidates are asked to join video interviews with their camera on.

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Applying to this role

This Office Assistant (Part Time) - UK role at Marqeta runs through the firm's own careers portal and expects a CV and cover letter written specifically for the posting, not a portable submission carried across firms. Jorb AI's application agent tailors a CV and cover letter from your background to this posting and tracks the role alongside the rest of your applications.

Jorb AI tracks details for Office Assistant (Part Time) - UK at Marqeta. Postings refresh hourly from primary careers pages. Job details mirror the firm's posting; the apply link goes directly to the source. Last refreshed 2026-09-19.

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