Summary: We are seeking a highly skilled Full Stack Engineer with expertise in .NET, React, and Microsoft SQL Server to join our technology team working in the financial sector, focusing on application development and platform modernization. Highlights: 1. Build and maintain backend services in .NET and modern web interfaces in React. 2. Work with asset management concepts and financial industry standards. 3. Support migration of applications and services to Azure. 1 Opening Madrid ### **Role description** **We are still looking for the very Top Talent…and we would be delighted if you were to join our team!** More in details, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35\.000 employees all over the world and presence in more than 35 countries. We are leaders on digital technology services, and we provide large\-scale technologic solutions to big companies. **What we look for?** We are seeking a highly skilled **Full Stack Engineer with strong expertise in .NET, Reac**t**, and Microsoft SQL Server** to join our technology team working in the financial sector. The ideal candidate will have experience in Asset Management, financial instruments, and complex transactional platforms. **Key Responsibilities:** 1\. Application Development * Build and maintain backend services in .NET (C) and modern web interfaces in React. * Migrate legacy WPF applications into web\-based solutions. * Design and optimize complex queries, stored procedures, and data models in Microsoft SQL Server. 2\. Financial Domain Knowledge Work with asset management concepts, including: * Financial instruments * Transactions * Portfolio and holdings data * Equity/stock\-related valuation and performance * Build reliable and audit friendly systems aligned with financial industry standards. 3\. Platform \& Cloud Modernization * Support migration of applications and services to Azure. * Develop containerized workloads using Docker and manage deployments on Kubernetes. * Participate in refactoring and consolidating services into scalable architectures. 4\. Client Portal Development * Develop features for client\-facing portals, such as: * Holdings overview * Portfolio performance dashboards * Liability tracking * Forecasting and portfolio projections * Ensure high performance, accuracy, and a polished UX for end users. 5\. Internal Tools \& Integration * Build internal applications for consulting and operational support. * Integrate multiple internal systems, APIs, and data pipelines. **Mandatory requirements:** Strong proficiency in Microsoft SQL Server, including: * Complex queries and T SQL * Stored procedures, functions, views * Data modeling and performance optimization * .NET (C) and REST API development. * React and modern frontend development practices. * Experience in the financial sector, ideally asset/portfolio management. * Understanding of financial instruments, transactions, and stock market data. * Hands\-on experience with Docker and Kubernetes orchestration. * Experience working in cloud environments (Azure). **Nice to Have** * Experience migrating WPF applications to web platforms. * Knowledge of portfolio analytics, performance calculation, or risk modelling. * Familiarity with messaging technologies (Kafka, RabbitMQ, ServiceBus). * Experience with DevOps tools and IaC (Terraform, Helm, GitHub Actions, etc.). **¿What can we offer?** * 23 days of Annual Leave plus the 24th and 31st of December as discretionary days! * Numerous benefits (Heath Care Plan, Internet Connectivity, Life and Accident Insurances). * \`Retribución Flexible´ Program: (Meals, Kinder Garden, Transport, online English lessons, Heath Care Plan…) * Free access to several training platforms * Professional stability and career plans * UST also, compensates referrals from which you could benefit when you refer professionals. * The option to pick between 12 or 14 payments along the year. * Real Work Life Balance measures (flexibility, WFH or remote work policy, compacted hours during summertime…) * UST Club Platform discounts and gym Access discounts **If you would like to know more, do not hesitate to apply and we’ll get in touch to fill you in details. UST is waiting for you!** **In UST we are committed to equal opportunities in our selection processes and do not discriminate based on race, gender, disability, age, religion, sexual orientation or nationality. We have a special commitment to Disability \& Inclusion, so we are interested in hiring people with disability certificate.** ### **Skills** .net,sql,react.js,finance management, ### **About UST** UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future\-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.