Accounts Payable & Expense Specialist


Since 2015, we have run a four-day work schedule in the Summer - every employee can take a paid day off every week from June to August

Only considering candidates eligible to work in Romania ⚠️

At Mambu, we believe that banking and financial services can change the world for the better. We also know that inflexible systems are slowing innovation and limiting impact. We’re on a mission to change that, to make banking work better for everyone.

Join us as we bring banking and financial services technology into the digital-first world. Where our best-in-class, cloud-banking platform is igniting financial change globally. Where we are enabling our customers to build great banking experiences for their customers; in a faster, more flexible and more dependable way than ever before.

If this mission drives you, if you are bold, curious, customer-obsessed and ready to embrace a challenge, then we want you on our team.

At Mambu our people are the foundation! We prioritise continuous learning and development to empower Mambuvians for success and growth. We provide a learning budget by function for professional development and offer a comprehensive L&D program that enhances both technical expertise and soft skills.

The AP (accounts payable) and Expense specialist is responsible for overseeing multiple financial processes within an organisation, including accounts payable, expense management, bank reconciliation, and purchase order management.

This role plays a crucial part in ensuring accurate and timely financial records, verifying expenses, timely payments and supporting the overall financial operations of the organisation. The specialist collaborates with various stakeholders, such as vendors, employees, and internal departments, to facilitate smooth financial operations.

Let’s rewrite the rules of banking together!

What you’ll do

  • Accounts Payable Processing: Receive, review, and process invoices (via NetSuite), ensuring accuracy, proper coding, and adherence to company policies and procedures. Match invoices with purchase orders, resolve discrepancies, obtain necessary approvals for payment and make payment proposals.
  • Vendor Master Data Management: Review and update/create/delete vendors in the systems, respond to inquiries, resolve payment issues, and address any discrepancies. Ensure vendors payments are processed on time in accordance with the organisation policy and agreed terms.
  • Purchase Order (PO) management assistance: Collaborate with procurement and vendor management teams to ensure timely issuance and receipt of purchase orders. Monitor open POs, reconcile with invoices, and assist in resolving any discrepancies or issues that may arise.
  • Expense Management: Review and validate employee expense reports (in Expensify), challenge the compliance with company policies. Verify expense receipts, coding, and calculations for accuracy and legitimacy. Reconcile expenses with corporate credit card statements and resolve any discrepancies.
  • Bank Reconciliation: Perform regular bank reconciliations to ensure accuracy and completeness of financial transactions. Identify and investigate any discrepancies between bank statements and internal records. Work closely with the finance team to resolve issues and maintain accurate cash balances.
  • Financial Recordkeeping: Maintain accurate and up-to-date records of accounts payable transactions, expense reports, bank balances and related documentation. Ensure proper filing and organisation of invoices, receipts, bank statements and other financial documents. Assist with month-end, year-end closing activities as required. Assist with auditors’ requests related to AP, expenses and bank reconciliations.
  • Process Improvement: Identify opportunities for streamlining and improving accounts payable, expense management processes, bank reconciliation etc. Implement best practices to enhance efficiency, accuracy, and controls within the department.
  • System Utilisation: Utilise accounting software, expense management systems, and other relevant tools to process invoices, manage expenses, reconcile bank statements, and track purchase orders. Contribute to implementation of new systems, enhancements and upgrades to optimise workflow and reporting capabilities.

What you’ll bring

  • Experience in accounts payable processing, expense management, bank reconciliation, and purchase order management. At least one year experience in accounts payable processing is required.
  • Strong knowledge of accounts payable principles, expense policies, bank reconciliation procedures, and purchase order processes.
  • Familiarity with accounting software (NetSuite), expense management systems, and proficiency in MS Excel. Experience working with Expensify, Floqast, FastFour is a plus.
  • Excellent attention to detail and accuracy.
  • Strong problem-solving skills.
  • Effective communication, strong problem-solving skills and continuous improvement mindset.
  • Team player and ability to work in a flexible way.
  • Fluent in English, both spoken and written.
  • Proficiency in additional languages such as German, Spanish, Portuguese is a plus.

Your future

We aim to be the leading cloud-banking platform, powering the future of banking and igniting financial change globally. If you want to join a collaborative, inclusive team of experts changing the lives of billions, this is where you belong.

Let's connect!

Follow Mambu onLinkedInfor the latest Fintech trends and success stories. Connect with us on Facebook, Instagram, andYouTube to experience our vibrant culture. Explore our mission, values, and the world we're building

Follow the work of our Product and Engineering teams as they continuously make our products and platform bigger, better, faster and stronger. Check out ourMedium Product & Tech Log.

As part of the recruitment (or HR onboarding) process, you will be required to obtain authorised criminal background and credit screening results, as well as be queried against a sanctions/anti-money-laundering/counter terrorism financing/politically exposed persons screening service and your employment is conditional upon approval of these results.

_Don’t meet every single requirement?_Studies have shown that many job seekers (including women, people of colour and people from diverse backgrounds) are reluctant to apply to jobs unless they meet every single qualification.

_Here at Mambu we are dedicated to building a diverse, inclusive and authentic workplace, so if you’re excited about this role but your past experience doesn’t align perfectly with every qualification in the job description, we encourage you to apply anyway._You may be just the right candidate for this or other roles.

Mambu is committed to working with and providing equal opportunities to people with disabilities. If you have a medical condition or disability which inhibits your ability to complete any part of the application process, and are in need of a reasonable adaptation of the process to accommodate your needs, please contact us at [email protected] and let us know how we may assist you.


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Working Week

Since 2015, we have run a four-day work schedule in the Summer - every employee can take a paid day off every week from June to August

Our Vacation Policy

Our vacation policy is 22 days

Remote Working Policy

Mambuvians come from over 30 countries across six continents with our HQ in the Netherlands. We offer remote working.

  • Netherlands
  • Germany
  • USA
  • UK

Company Benefits

  • Health insurance
  • 401k
  • Generous parental leave
  • Dentalcare
  • Equipment allowance
  • Professional Development Budget

Our Team

We're a team of 690 across 18 departments:

  • engineering
  • consulting
  • support
  • sales
  • product management
  • marketing
  • finance
  • +11 more teams

Desirable Skills and Experience

  • NetSuite
  • Expensify
  • Floqast
  • FastFour
  • Accounts payable
  • Expense management
  • Bank reconciliation
  • Purchase order management
  • Attention to detail
  • Problem-solving
  • Excel proficiency
  • Team player
  • Communication

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