Senior Software Engineer (.NET) - Zartis - Distans - Globalt

Zartis is a global AI transformation and technology consulting partner where talented engineers and technologists work on cutting edge innovation. We partner with ambitious organizations to design, build, and scale technology solutions that deliver real impact. Our teams bring deep expertise in AI driven platforms, secure API architectures, and cloud native engineering. You will work on meaningful projects that accelerate the adoption of advanced technologies, from strategy and discovery through to full product delivery, helping turn complex challenges into measurable outcomes. With engineering hubs across EMEA and LATAM, and long term partnerships in financial services, healthcare and life sciences, and energy and climate, we offer opportunities to work on projects that truly matter. Here, you will not just build technology, you will drive business impact and grow your career alongside industry leaders. We are looking for a Senior Software Engineer to join a project in the e-commerce industry, working with a leading platform that powers digital commerce experiences for globally recognised brands. The project: Our teammates are talented people that come from a variety of backgrounds. We’re committed to building an inclusive culture based on trust and innovation. You will be part of a distributed team developing new technologies to solve real business problems. Our client builds scalable e-commerce solutions that enable safer, simpler, and faster shopping experiences for consumers worldwide. We are looking for someone with strong communication skills, who is proactive, comfortable taking ownership, and experienced in building scalable systems in a fast-paced environment, with a strong attention to detail and a production-focused mindset. What you will do: Build and maintain scalable backend services using .NET / .NET Core and Web APIs. Design and develop platform components and shared services to support multiple development teams at scale. Develop and integrate RESTful APIs supporting high-traffic payment systems. Contribute to frontend development, building UI components that consume well-defined APIs. Work within a microservices and event-driven architecture, ensuring reliability and performance. Collaborate with architecture teams to align with long-term platform strategy and implement improvements. Participate in test-driven development (TDD) and ensure high-quality, production-ready code. Engage with stakeholders across business and technical teams to gather requirements, propose solutions, and drive delivery. Support production systems, ensuring observability, scalability, and maintainability. Continuously learn and upskill, contributing to team knowledge sharing and best practices.