About the company: Our client is Germany’s largest comparison platform, combining the stability of an established market leader with the agility of a dynamic start-up. With over 15 million customers, they continuously develop innovative services to enhance the user experience. The hiring company’s IT Strategy Team operates within its "ideas factory ," a division dedicated to driving innovation and launching new products across the entire organization. Working in small, agile teams, the team embraces new technologies, experiments freely, and maintains full technical independence to develop cutting-edge solutions. As a PHP Software Developer, you will play a key role in the technical development and enhancement of a REST-based tool suite. This suite powers the creation, management, and optimization of advertising campaigns via the Google Ads API and Bing Ads API. With a brand-new, modern React Web-Frontend, the company is taking its campaign management tools to the next level. Responsibilities: Drive the development and enhancement of the backend tool suite using a service-oriented architecture. Develop REST-based backend tools in close collaboration with React web frontend team. Take ownership of your services and features, directly contributing to the scalability and optimization of the systems. Support quality assurance throughout the development and release process. How You’ll Work: Software development that combines modern frontend technologies with a solid backend foundation (Mezzio/Laminas) using the latest PHP versions. Quality assurance through code reviews, unit tests, OpenAPI, and continuous learning. Clear role distribution and constant collaboration foster a strong team spirit and knowledge exchange. They use Git and Continuous Integration, supported by Ansible and Atlassian Cloud tools like Jira, Bitbucket, and Bamboo. Their modern collaboration tools (Slack, Figma, Zeplin, Canvas, and more) enable efficient and innovative teamwork. Requirements: You are based in Germany, Austria, or Switzerland and OPEN TO RELOCATE to Munich. Strong knowledge of object-oriented software development with PHP and MySQL. Passion for clean code, with a strong focus on quality, independence, and solution-oriented work. Enjoy working in small, agile teams and always strive to find the best possible solution. Highly motivated and capable of inspiring others to perform at their best. Fluent in English, German is a plus. Benefits: Our client's employees are a diverse, motivated team seeking like-minded members. Despite being part of a successful, growing company, their product teams retain a start-up spirit, fostering openness, innovation, and fun. Flexible Work: Use the "Configure YOUR Future Tool" to customize your contract—working hours, vacation, and more. Perks: Extensive training, language courses, mobility support, and a cashback program for company products. Enjoy short decision-making processes, direct contact with management, team events, and office lunches. Location: Centrally located with excellent transport links (Donnersbergerbrücke S-Bahn). Culture: They celebrate success together at numerous events.