.**Sr. Software Developer****Developer III - Software Engineering**Who we are**:Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world.UST is a mission-driven group of over 29,000+ practical problem solvers and creative thinkers in over 30+ countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live.With us, you'll create a boundless impact that transforms your career—and the lives of people across the world.**You Are**:**The Opportunity**:- Write effective, scalable code in.NET Core framework with Azure platform- Enforce the use of coding standards and best practices as SOLID Principles and design patternsDevelop back-end components to improve responsiveness and overall performance- Test and debug programs- Review and validate operation-effective development approaches- Implement security and data protection solutions- Assess and prioritize feature requests- Coordinate with internal teams to understand user requirements and provide technical solutionsThis position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required.**What you need**:- Mandatory skills: C#.Net,Asp.Net,Json- Work experience in.NET Development for at least +7 years- Experience with JSON, JSON schema, and validation- Experience converting between XML and JSON- Experience with adaptability within the formats, incorporating heavily used structures- Familiarity with C# serialization, pattern matching, and LINQ with large sets of classes- Knowledge/experience developing REST API- Experience with unit testing- Great to have:- Work experience in Azure Platform (Azure Functions, Azure Logic Apps, Azure Blob Storage, Azure SQL, Azure AD B2C, Azure Enterprise Service Bus [message queue arch], API Gateway) is a big plus- Knowledge experience with.NET Core- Knowledge/experience with front-end technologies (like HTML, CSS, Angular, JavaScript, BootStrap, and TypeScript)- Prior experience with ISO20022 format is a big plus- Knowledge/Experience in Continuous Integration/Continuous Deployment (CI/CD)- Team spirit and good problem-solving skills- Knowledge/experience in agile methodologies like SCRUM and SAFe is a big plus- BSc in Computer Science, Engineering, or a relevant field**What we believe**:We're proud to embrace the same values that have shaped UST since the beginning. Since day one, we've been building enduring relationships and a culture of integrity. And today, it's those same values that are inspiring us to encourage innovation from everyone to champion diversity and inclusion and to place people at the center of everything we do