System Analyst

Andersen is seeking a System Analyst for a project enhancing card payment capabilities, including POS integrations and backend services to ensure secure and reliable transactions.  The customer is a global organization operating in the services sector, offering a range of solutions that support operational and logistical needs of end users. The company focuses on providing flexible, scalable, and accessible services through a distributed model, enabling efficient coordination of processes across different touchpoints. Its offerings are designed to address a variety of customer scenarios, with an emphasis on convenience and adaptability.  The project is focused on implementing and enhancing card payment capabilities within a retail environment. It includes developing POS integrations, backend payment services, and external processor connectivity to support secure, reliable in-person transactions.  Responsibilities:  • Supporting the design of ISO 8583 message structures for different transaction types, including authorization, completion, reversal, refund, and increment flows. • Defining ISO behavior for specific business and industry scenarios such as rental, storage, and other specialized payment use cases. • Clarifying required vs optional fields, field and subfield mappings, and expected handling of edge cases. • Translating standard ISO 8583 logic into Worldpay-specific implementation requirements. • Identify processor-specific deviations from the ISO standard and recommend the correct implementation approach upfront. • Working proactively ahead of the development team to support user story preparation. • Removing ambiguity before development starts and ensure engineering teams have clear functional guidance.  • Supporting the team in preparing for EMV contactless certification, including certification requirements, test case expectations, and common failure points. • Acting as a subject matter expert for payment-related questions and edge cases, reducing reliance on Worldpay support and speeding up decision-making. Must-haves:  • Experience in System Analysis for 4+ years.  • Strong hands-on experience with ISO 8583 in real implementation scenarios.  • Deep understanding of EMV, including both contact and contactless flows.  • Practical experience with authorization and clearing/settlement flows.  • Experience working with Worldpay or similar payment processors such as FIS, Fiserv, or comparable providers.  • Good understanding of POS and terminal ecosystems.  • Strong knowledge of the payment lifecycle, from authorization through settlement.  • Level of English: from Upper-Intermediate and above.  Nice to haves:  • Experience with Ingenico terminals.  • Previous involvement in EMV certification activities.  • Domain experience in rental, hospitality, or mobility payments.  Reasons why this job would be interesting to you:  • Andersen cooperates with such businesses as Samsung, Reuter Gruppe, T-Systems, TUI, Ryanair, Johnson & Johnson, etc. This project is just your beginning here – working with us means reliability and prospects.  • We have been strengthening our expertise since 2007. During this time, we have formed an excellent BA & SA team with streamlined processes, which now consists of more than 200 qualified analysts.  • We welcome specialists from every part of the world.  • Salaries at Andersen are pegged to the USD, and our employees are provided with a benefit package and an extensive set of bonuses.  • We give our employees an opportunity to attend and participate in the company’s BA meetups, as well as offer a compensation program for international professional certificates.  • There are many different ways to grow and develop at our company. You can improve as a tech specialist or a resource manager, and all your activities will be decently rewarded.  • You will have an opportunity to take on the role of a mentor and help a group of BA/SA beginners grow.  • Our employees have access to Andersen Knowledge Base, where they can take courses in a variety of areas: the art of negotiation, PreSale & Discovery, Agile essentials, product ownership, microservice architecture, API design, SQL, AWS, GDPR, UX/UI, people management, and more.  Join us!  Your personal data is protected in accordance with GDPR regulations. Learn more: https://andersenlab.com/privacy-policy/pl