Senior Software Engineer (m/f/d) Platform - Remote

Transform the foundation of Xentral’s SaaS platform!At Xentral, we’re on a mission to power growing businesses with smart, scalable software. As a Senior Software Engineer on our Platform team, you’ll help shape the critical services that drive product-wide capabilities such as authentication, communication, payments, and security. You’ll be hands-on with complex challenges—from tackling technical debt in a legacy monolith to scaling performant microservices that serve thousands of users daily.You’ll be part of the first team at Xentral to start the transition to microservices and take ownership of multiple critical systems. If you\’re excited about building stable foundations, optimizing performance, and improving product quality with a customer-focused mindset, we’d love to hear from you.Your TasksYou develop and maintain backend systems using PHP (Laravel), taking ownership of critical domains like authentication, email, CRM, and API securityYou improve system performance by identifying bottlenecks across our monolith and microservices, with a deep focus on stability and scalabilityYou write and maintain automated tests (PHP Unit, Behat) and support QA in Playwright test integration to ensure platform-wide quality and confidenceYou modernize outdated systems—including legacy PHP, Vanilla JavaScript, and jQuery—while steadily reducing technical debt with a hands-on, solution-oriented approachYou zoom out to design solutions that prioritize customer experience and business impact, collaborating closely with engineers, QA, and product teamsYour ProfileYou bring 5+ years of experience building backend systems in PHP and Laravel, ideally in complex, performance-sensitive environmentsYou are skilled in test automation and quality engineering, with hands-on experience using PHP Unit, Behat, and a willingness to collaborate on Playwright-based UI testingYou are comfortable improving and refactoring legacy systems, and take pride in making slow, outdated applications performant and maintainableYou have experience with or are open to learning Golang; familiarity with TypeScript, React, or Vite is a plusYou think beyond the code—understanding how your technical decisions influence the product, the customer journey, and long-term business goalsWe offerFlexible Work Environment: Enjoy remote work options across Europe or from our office-hubs in Augsburg, Amsterdam, Berlin, Munich, and Lohne (Oldenburg), along with flexible working hours.Competitive Compensation & Comprehensive Benefits: Attractive salary packages and a generous leave policy that includes 28 annual leave days, special leave days, and nursing care days. Our comprehensive benefits package also provides a monthly voucher to choose from a variety of providers, including Urban Sports Club, grocery stores, entertainment, and lifestyle options. Additionally, we equip all employees with state-of-the-art home office equipment and offer a 50% subsidy on private pension plans for permanent employees in Germany.Professional Growth & Development: Benefit from a significant budget dedicated to learning and personal development, supporting your career growth and continuous learning.Inclusive & Engaging Culture: Participate in virtual and in-person company events and in our yearly culture connect days, fostering a collaborative and vibrant company culture with minimal hierarchies and respectful communication.Diverse & International Team: Work alongside a multicultural and international team across 17 different work locations within Europe and 32 nationalities, embracing diversity and a global perspective.Mental Health & Well-being: Access comprehensive, evidence-based mental health care with 24/7 counseling, therapy placement, on-site support, and legal and financial guidance to help you thrive at work and in life.You have what it takes? Then apply now with your CV or LinkedIn profile.We look forward to your application!About usWe are an established tech startup with major tech investors Sequoia Capital and Visionaries Club on our side. We are aiming at defining a new SaaS category and empower entrepreneurs and e-commerce vendors to automate their resource planning and focus on the things that matters most to them: their business.We grow all over Europe, join us fully remote or in one of our hubs in Augsburg, Amsterdam, Berlin, Munich and Lohne (Oldenburg). You decide!Your recruitment experience @ XentralWe aim for our recruitment experience to be exciting, smooth, and rewarding—for both you and us! That’s why we’ve designed a efficient and enjoyable recruitment process to ensure a great experience from start to finish. Want to know what your journey with us will look like? Check it out here!Still have questions before taking the next step? No worries—we’re here to help! I’m Annika, your responsible Talent Acquisition Manager, and I\’m happy to answer any questions so you can make the best decision for you.We can’t wait to receive your application and hopefully welcome you to our team soon! #J-18808-Ljbffr