FCamara is looking for a Senior Backend Developer to work with one of our clients in the Multisector segment. **Responsibilities and duties** We are looking for a **Senior .NET Developer** to work on the development and maintenance of critical applications, ensuring high performance, scalability, and security. The professional will be responsible for designing and implementing robust solutions in .NET (C#, ASP.NET Core, Entity Framework), as well as integrating services and APIs across different contexts. Solid experience with relational and non-relational databases, software architecture practices (DDD, Clean Architecture, Microservices), and knowledge of cloud environments (Azure or AWS) is also expected. * Beyond technical skills, we seek someone with technical leadership attitude, capable of guiding junior-level developers, actively participating in architectural decisions, and contributing to continuous improvement of development processes. Strong communication skills, business vision, and the ability to collaborate effectively within multidisciplinary teams—promoting quality and innovation in every delivery—are essential. **Requirements and qualifications** **Hard Skills:** * Experience with C# / WCF / ASP.NET development (from version 4.0 onwards); * Experience with MVC, WebForms; * Experience with Entity Framework; * Experience with SQL Server database; * Experience with JavaScript; * Experience with jQuery; * Experience with HTML; * Experience with TFVC/GIT; * Knowledge of Azure DevOps is desirable; * Knowledge of Agile methodologies is desirable; **Soft Skills:** * Good communication * Creativity * Collaboration * Critical thinking * Teamwork * Time management * Proactivity **Nice to have:** * Knowledge of .NET Core; * Knowledge of WebAPI; * Knowledge of REST; * Knowledge of Continuous Integration; * Knowledge of TDD - BDD. **Additional information** **Here we are \#OrangeBlood!** We have been in the market for 17 years, working side by side with our clients to deliver transformative experiences. We are a technology and innovation ecosystem with global expansion; besides Brazil, we are present in Europe and the UK, with offices in Portugal, London, Dubai, and the Netherlands. **F for Formation: we believe in practicing a culture of sharing, community awareness, and that knowledge** **has the power to transform!** We run initiatives and social actions promoting development, such as the Orange Juice tech community, the Training Program, our leadership school, and several partnerships with NGOs and Edtechs. **At FCamara, everyone is welcome; for us, Diversity, Respect, and Ethics are non-negotiable elements and part of our DNA.** **So, are you ready to join an amazing team and become the protagonist of your own story?**