Andersen is hiring a Backend Developer (.NET) in the EU to integrate an insurance claims system with a digital banking platform, building secure APIs and scalable services for seamless end-to-end claim processing. The customer is a large international organization operating in the insurance and risk protection domain, providing a wide range of services for both individual and corporate clients. The customer has a strong global presence, delivers diversified insurance solutions across multiple lines of business, and is known for its mature operational model, financial stability, and well-established expertise in service delivery and claims management. The project is focused on integrating an insurance claim management system with a digital banking platform. It involves designing and implementing secure APIs and backend services to enable seamless data exchange, support end-to-end claim processing, and ensure a scalable, reliable integration architecture. Responsibilities: - Contributing to and actively shaping architectural discussions and decisions. - Designing and implementing APIs and backend services. - Collaborating with business analysts and developers to implement user stories. - Building high-performance, scalable backend solutions. - Ensuring code quality, performance, and maintainability. - Performing root cause analysis and resolving complex issues. - Maintaining and supporting existing backend services. - Reviewing pull requests and enforcing coding standards. - Mentoring team members and promoting best practices. - Driving initiatives to improve quality, security, and system performance. - Taking end-to-end ownership across design, development, and delivery. Must-haves: - Experience in building large-scale applications in complex technical environments for 4+ years. - Proven experience working with distributed / remote teams. - End-to-end ownership of backend API development and understanding of the full API lifecycle. - Strong knowledge of OpenAPI specifications and Swagger. - Experience in building scalable cloud applications on Azure. - Hands-on experience with Azure services: App Services, PaaS, APIM, Application Insights, Table Storage. - Strong proficiency in C# and .NET Core/ASP.NET Core. - Experience with SQL and NoSQL databases, including MongoDB. - Confident use of Visual Studio and Visual Studio Code. - Experience working in Agile environments, including CI/CD pipelines. - Proficiency with Git and Jira. - Level of English – from Intermediate+ and above. Nice-to-haves: - Microsoft Azure certifications. Reasons why this job would be interesting to you: - Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc.. - The opportunity to change the project and/or develop expertise in an interesting business domain. - Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant. - Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee. - The opportunity to earn additional up to 1,000 USD per month by participating in the company's activities. - Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated. - Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies). - Certification compensation (AWS, PMP, etc). - Referral program. - English courses. - Private health insurance and compensation for sports activities. Your personal data is protected in accordance with GDPR regulations. Learn more: https://andersenlab.com/privacy-policy/pl Join us!