Senior Implementation Manager, Delft

Overview

Join Our Team as a Senior Implementation Manager OPP is not just a powerful payment solution— we’re one of the fastest-growing fintechs in Europe. In 2016 we were 5 people and some nerf guns. Today, we’re 100+ people across offices in Delft, Berlin, and London. Fully backed by Worldline but still in the driver’s seat — with no plans of slowing down any time soon. Join us in supercharging marketplaces around the globe. We’re hiring a Senior Implementation Manager!Make paying online easy and safe for everyone If you’ve ever paid other users on platforms like Marktplaats, eBay-Kleinanzeigen, IKEA, Nature.house, or Micazu, chances are you’ve already met us. Our fintech platform powers marketplaces by arranging payments and by allowing marketplaces to accept, hold, and disburse funds for their users. That makes our solution sophisticated, yet ready to continue growing internationally.Responsibilities

Lead high-impact integrations from scoping to post-launch success. Translate complex client needs into clear technical solutions. Dive into API configurations, act as the voice of our developers, and bridge the gap between business and tech. Collaborate with our compact tech and sales teams to empower clients like eBay, Marktplaats, and ANWB to adopt our platform.Handle the technical delivery: configuring modules, refining documentation, and shaping our API sandbox. Focus on technical configuration of modules and features within our solution. Contribute to the introduction of an API sandbox and maintain partner documentation. Moderate partner-contact Slack channels to ensure smooth collaboration.Job Requirements

Your track record shows At least 5+ years of experience in software/SaaS/fintech implementations. Experience owning end-to-end integration projects, ideally involving APIs and complex data flows. Familiarity with tools like Postman, SQL, HTML, PHP, or similar, and the judgment to know when to go deep versus delegate.An ability to translate technical requirements into actionable implementation plans. Fluency in English and Dutch (verbal and written). German or French is a plus. How we invest in you

A company is as strong as the people who help to build it. If you bring the expertise and a client-first mentality, we’ll provide what you need to excel. We’ll offer: A solid base salary + 13th month Hybrid working, 24 paid vacation days, and 2 diversity days Contract for 12 months with the possibility to extend permanentlyMacbook, pension contributions, home office gear, and NS Business card Office lunches plus regular get-togethers over drinks It’s me Thomas, your hiring manager for this role “I’m looking for someone who will turn our clients into happy company ambassadors. Ready to hear about your best practices!”Thomas

Hiring Manager

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