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/plJoin us!