Jobid=624600993554373500 (0.0174)
ph33 reasons you should join our team /h3ollipYou will work on systems that cannot go down. You design and maintain a high-availability platform that processes millions of secure transactions every day around the globe /p /lilipYou will go deep on backend craft. From creating and optimising microservices to levelling up database performance, you help build a backend known for accuracy, security, and long-term reliability /p /lilipYou will join a sharp and friendly engineering team. You collaborate with more than 30 experienced engineers, ship in agile teams, share knowledge, and solve complex payment challenges that actually matter /p /li /olpOur offices are located in Delft, near Rotterdam. If you do not know Delft yet, it is one of the most loved cities among engineers, with beautiful canal-lined streets, good beers, a strong tech vibe, reasonable housing prices, a walkable centre that keeps life easy, and public transport that gets you anywhere fast. /ppbBuild the backbone of global e-commerce /b What started as five people, a small office, and some orange nerf guns has grown into one of Europe’s fastest-growing fintechs. With 150+ colleagues, offices in Delft, Berlin, and London, and Worldline as our partner, we’ve got the perfect mix: the power of a global leader with the energy of a scale-up. At OPP, we build the technology that powers the next generation of e-commerce. From eBay Kleinanzeigen to IKEA, millions of users rely on our systems every day. We don’t just process payments, we enable platforms to accept, hold, and disburse funds securely. 24/7. /ppbAs Senior Backend Developer, /b you contribute both strategically and hands-on. You work on the core of our platform: strengthening critical services, introducing cleaner architectures, and preparing our systems for new payment flows across Europe. You help us make smart choices about performance, reliability, and security, and you are comfortable dealing with the real-world complexity that comes with scale. With traffic rising across all regions, you help us stay fast and reliable under pressure and you guide teammates through complex engineering trade-offs. You do all this as part of one of our four agile Scrum teams focused on in-platform payments, onboarding, and core product innovation. You work with developers who know payments inside out and who tend to stay, because the work is meaningful and the team is strong. Our tech office sits in the city centre of Delft, a dedicated dev-only space for deep work with plenty of places nearby to grab a coffee or clear your head. /ppbSome of the projects you’ll be part of /b /pullipBuild new in-platform payment flows that move money in ways traditional e-commerce never had to. /p /lilipLevel up onboarding and compliance, making it faster for users and stricter where it counts. /p /lilipBreak big systems into clean microservices that stay fast when traffic hits across Europe and the UK. /p /lilipCreate the APIs and tools platforms need to grow without waiting on us. /p /li /ulpbOur tech stack /b /ppPHP, Laravel, Symfony, MySQL, Redis, Docker, Kubernetes, CI/CD. /ppbYour track record tells us /b /pullipYou have deep experience with PHP and MySQL and know how to build stable, well-performing systems. /p /lilipYou can build and ship at a senior level in Laravel or Symfony. /p /lilipYou have worked on high-traffic platforms or microservice architectures. /p /lilipCI/CD, Docker, Kubernetes, caching, queues, optimization, scalability, and performance tuning are part of your everyday toolkit. If you have experience with Redis or scalable microservices, even better. /p /lilipYou can communicate complex technical topics clearly, also to people outside engineering. /p /lilipYou are currently based in the Netherlands. /p /li /ulpbHow we invest in you /b /ppHere you get the space to do serious engineering work, the trust to make technical decisions, and a team that values building things properly. You work in an environment that is stable, focused, and set up for deep work. We also offer: /pullipAll-in salary up to € 95.000 a year /p /lilipHybrid working in a modern, flexible environment /p /lilip24 + 2 paid vacation days /p /lilipOne-year contract with the intent to extend indefinitely /p /lilipHome office setup, Macbook and an NS Business Card /p /lilipAccess to a bike plan if you work 24 hours per week or more /p /lilipA developers-only office in the centre of Delft, built for focus and surrounded by good coffee /p /lilipCatered lunches and regular team drinks in a relaxed, social atmosphere /p /li /ulpbFrom contact to contract /b /ppbWant to know more about our projects? /b /ppLet’s talk! We’ll tell you everything you need to know. Send your CV or get in touch with our tech recruiter Julia at or +31 . /p /p #J-18808-Ljbffr
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