Back End Developer

Senior .NET Developer (Norwegian Speaking) Oslo | Hybrid | SaaS & E-commerce Technology Are you an experienced .NET Developer with a passion for building scalable software and solving complex business challenges? Our client, a growing SaaS company in Oslo, is looking for a talented developer to help evolve a market-leading platform used within the e-commerce sector. This is an excellent opportunity to join a product-focused business where technology is at the heart of everything they do. You'll work on a modern SaaS platform, helping customers streamline operations, integrate business-critical systems, and scale their digital commerce capabilities. The Role As part of a highly skilled development team, you will play a key role in designing, building, and enhancing backend services that power a sophisticated e-commerce management platform. You'll collaborate closely with product owners, developers, and stakeholders to deliver high-quality solutions while contributing to architectural decisions and continuous improvement initiatives. Key Responsibilities

• Develop and maintain scalable applications using .NET and C#
• Design and build robust integrations with ERP systems, APIs, and third-party platforms
• Contribute to the architecture and development of a modern SaaS platform
• Work with cloud-native technologies within Microsoft Azure
• Participate in technical discussions and architectural decision-making
• Improve system performance, reliability, and scalability
• Collaborate with cross-functional teams to deliver business-critical functionality
• Explore and leverage modern development practices, including AI-assisted development tools

About You Essential Skills & Experience

• 5+ years of commercial experience developing applications in .NET / C#
• Strong backend development background
• Experience building or supporting e-commerce platforms, retail technology, or SaaS products
• Solid understanding of API design and system integrations
• Experience with Microsoft Azure
• Understanding of distributed systems and scalable application design
• Fluent Norwegian language skills, both written and spoken

Nice to Have

• Full-stack experience with Vue.js and TypeScript
• Experience integrating with ERP platforms
• Exposure to AI-assisted development tools such as Claude, GitHub Copilot, or similar
• Previous experience working in a product-led SaaS environment

What We're Looking For

• Strong problem-solving skills and a pragmatic mindset
• Excellent communication and stakeholder management abilities
• Someone who enjoys taking ownership and driving improvements
• A collaborative team player who thrives in a fast-paced environment
• Curious, adaptable, and passionate about technology
• Interested in modern software engineering practices and continuous learning

What's on Offer?

• Opportunity to work on a successful and growing SaaS platform
• Modern technology stack and cloud-first environment
• Meaningful technical challenges within the e-commerce space
• Collaborative and ambitious engineering culture
• Long-term career growth and development opportunities
• Central Oslo location with flexible working arrangements

If you're a Norwegian-speaking .NET Developer with e-commerce experience and enjoy building scalable SaaS products, we'd love to hear from you.