Senior Software Engineer - eCommerce (m/f/d)

About the Position

Senior Software Engineer - eCommerce (m/f/d)

We're seeking a Senior Software Engineer for eCommerce to join our team in Berlin, focusing on modern Mobile, Web, and Backend solutions. As a Technical Owner of a Crew, you will take technical responsibility for the development, operation, and continuous further development of digital products and applications.

Responsibilities

• You are responsible for the technical architecture and further development of your Crew's Mobile Apps, Web Applications, and Backend Services
• You define technical guardrails and ensure consistent implementation across the entire Software Lifecycle
• You make and represent technical decisions regarding architecture, scalability, security, performance, and maintainability
• You translate Business and Product requirements into sustainable technical solutions and prioritize technical initiatives together with the Product Owner
• You support the Crew in implementing complex requirements in modern App and Cloud Environments
• You work closely with Product Owners, UX/UI, Business Stakeholders, and other Engineering Teams and bring the technical perspective into strategic decisions
• You drive Engineering Excellence through Best Practices, Coding Standards, automated testing, CI/CD Pipelines, and modern development processes
• You ensure that Mobile Apps and Web Applications meet the highest standards in user experience, stability, security, and performance
• You identify technical risks early and initiate appropriate measures to secure product quality and delivery capability
• You support the technical development of your colleagues through mentoring, sparring, and knowledge sharing

Requirements

• Several years of experience in the development and operation of modern software solutions, ideally in an App, E-Commerce, or Platform environment
• Strong knowledge of Mobile App development (iOS and/or Android), Web Applications, and Backend Systems
• Very good understanding of scalable software architectures, API design, Cloud Platforms (ideally GCP), and modern deployment and operating models
• Experience with CI/CD, test automation, Observability, and modern Engineering Practices
• A strong Software Engineering background and the ability to evaluate technical solution approaches holistically
• Experience in the technical leadership of technical topics as well as coaching Developers and Engineers
• Strong understanding of the connection between technology, user experience, business value, and product strategy
• Experience with E-Commerce, Marketplace, or Platform solutions, ideally with Mirakl and commercetools
• Experience in an E-Commerce, Retail, or Digital Product environment is a plus

We Offer

• Flexibility: 30 days of vacation plus the option to purchase additional vacation days, and the possibility of taking a sabbatical
• Food & drinks: Meal vouchers, plus coffee and tea included
• Health & fitness: Subsidized Urban Sports membership
• Culture: Team events, Social Days, an open “come as you are” culture, and strong engagement in female leadership
• Development: Individual training and development opportunities within the team and across the organization
• Mobility: Coverage of the Deutschlandticket, central location with a subway station right outside the door, and JobRad bike leasing

About the Company

PAYBACK is Germany’s leading loyalty program and one of the largest data-driven marketing platforms worldwide. Our solutions reach millions of people every day.

With more than 1,000 employees at our Munich location, we develop all technical solutions in-house and combine data, technology, and marketing to create measurable value. You can look forward to interdisciplinary teams, real opportunities to shape the future, and an open, innovation-driven culture.

The PAYBACK GROUP values diversity – come as you are.