Senior Site Reliability Engineer (SRE) (all genders)

THE ROLE AND THE TEAM The team serves as the bridge between Customer Operations, Software Development and Infrastructure teams and are responsible for ensuring stability, high-performance, and scalability across our global application landscape. Central to the role is proactive prevention: monitoring and alerting to catch issues before impact, proactive issue detection and rigorous Root Cause Analysis (RCA). You will support our 1st and 2nd level support teams with deep-dive code/environment level troubleshooting and automation of repetitive tasks. INCLUSIVE BY DESIGN If you think you have what it takes, we encourage you to apply even if you don't meet every single requirement. You may just be the right candidate for this or other roles! At Zalando, our vision is to be the leading European technology platform for fashion and lifestyle – one that thrives on diversity and is truly inclusive by design. We believe that diverse teams fuel innovation and creativity, and we actively seek out talent from all backgrounds. We actively seek to reduce bias in our hiring and employment processes, focusing on your qualifications, skills, and contributions. To support this, we kindly ask that you refrain from including personal details such as your photo, age, or marital status in your CV, ensuring a fair and equitable evaluation based solely on your abilities and potential. We are committed to providing an exceptional and accessible candidate experience for everyone. If you require any accommodations to support you throughout the hiring process, please let us know – we are here to assist you. Discover more about our commitment to creating a diverse and inclusive workplace: WHAT WE’D LOVE YOU TO DO (AND LOVE DOING) Monitoring, Alerting & Observability: Implementing tools and dashboards to track system health and business processes in real-time, ensuring the team is proactively notified of any technical or functional anomalies. Incident & Problem Management (L3-Support): Providing expert-level troubleshooting to resolve complex technical issues, performing root-cause analysis and proposing solutions to prevent recurring failures. Performance Optimisation & Load Testing: Optimizing system performance and scalability by assessing responsiveness under load and fine-tuning configurations to ensure a seamless experience for our users. Security Management & Vulnerability Scanning: Proactively identifying and mitigating security vulnerabilities within the application and its environment, following a standardized framework. Compliance & Audit Readiness (ISO 27001, SOC2, GDPR): Ensuring all operations meet legal and industry standards and providing the necessary evidence for internal or external audits. WE’D LOVE TO MEET YOU IF Proficiency in implementing and managing dashboards and alerting frameworks (e.g., Prometheus, Grafana, or New Relic). Experience in Cloud-native environments (AWS), working with Infrastructure as Code and maintaining CI/CD pipelines. Familiarity with Business Continuity, Disaster Recovery, and load / performance testing. A curious mindset, eager to investigate root causes and find sustainable solutions. A collaborative approach; you enjoy bridging the gap between technical teams and stakeholders to foster operational excellence. OUR OFFER Tradebyte provides a range of benefits, here’s an overview of what you can expect. Ask your Talent Acquisition Partner to learn more about what we offer. Employee shares program 40% off fashion and beauty products sold and shipped by Zalando, 30% off Lounge by Zalando, discounts from external partners 2 paid volunteering days a year Hybrid working model - work where it works for you within Germany or the UK, with occasional office attendance required for moments that matter. Work from abroad for up to 30 working days a year 27 days of vacation a year to start for full-time employees Relocation assistance available (subject to prior agreement) Family services, including counseling and support Health and wellbeing options (including Wellhub, formerly Gympass) Mental health support and coaching available Drive your development with our training offerings and biannual peer-to-peer review ABOUT TRADEBYTE At Tradebyte, we work with the biggest players in e-commerce - from trendsetting fashion brands to major online retailers. Our goal is to create a workplace where everyone feels valued, supported, and empowered. We offer flexible work schedules, professional development opportunities, and a real commitment to work-life balance. We embrace diverse perspectives and ensure that every voice is heard and respected, because you’re unique and that matters to us. As we continue to grow, we’re looking for new colleagues who share our passion. Love what you do - do what you love. Join Tradebyte, an independent company within the Zalando Group!