Senior .NET Developer

Our goal is to strengthen the brand in Spain. We are looking for an expert to work as

Senior

.NET Developer!

Responsabilities Design, develop, and maintain robust, scalable web applications using C# and the .NET Framework / .NET Core. Architect and implement RESTful services leveraging ASP.NET Web API. Develop and enhance web applications using ASP.NET MVC, ensuring clean separation of concerns. Implement and manage dependency injection and IoC using frameworks such as Autofac or Spring.NET. Participate in technical design discussions, solutioning, and estimation activities, collaborating closely with cross-functional teams. Ensure adherence to coding standards, security guidelines, and performance best practices. Conduct code reviews and provide technical guidance and mentorship to junior developers. Troubleshoot complex production issues, driving root-cause analysis and implementing effective solutions. Collaborate with QA, DevOps, UI, and business stakeholders throughout the software development lifecycle. Contribute to continuous improvement initiatives, including code refactoring and modernization efforts.

What do you need to fulfill this job? 4–6 years of hands-on experience in C# and .NET technologies. Strong experience with ASP.NET MVC and ASP.NET Web API. Proven proficiency with dependency injection frameworks (Autofac / Spring.NET). In-depth understanding of OOP, SOLID principles, and design patterns. Experience with Entity Framework / LINQ and relational database design. Advanced knowledge of SQL Server, including performance tuning and query optimization. Working knowledge of HTML, CSS, JavaScript, and front-end integration. Solid understanding of REST, JSON,

and API security concepts. Experience working in Agile/Scrum environments.

About HCLTech:

We are HCLTech, one of the fastest-growing large tech companies in the world and home to 225,000+ people across 60 countries, supercharging progress through industry-leading capabilities centered around Digital, Engineering and Cloud. The driving force behind that work, our people, are diverse, creative, and passionate, raising the bar for excellence on a regular basis.

We, in turn, work hard to bring out the best in them as we strive to help them find their spark and become the best version of themselves that they can be. If all this sounds like an environment you’ll thrive in, then you’re in the right place. Join us on our journey in advancing the technological world through innovation and creativity.

Why Us?

We offer End-to-end digital transformation expertise that helps clients from strategy through execution. We work with the biggest brands, offering the opportunity to be a part of industry-leading work. We are invested in your growth, offering learning and career development opportunities at every level to help you find your spark. We offer freedom and flexibility on the job, empowering our employees to make decisions. We offer a virtual-first work environment, promoting a good work-life balance and real flexibility Our company is extremely diverse with representation of 165 nationalities. We offer the opportunity to work with colleagues across the globe. We are a certified great place to work and a top employer in 25 countries including Romania, offering a positive work environment that values employee recognition and respect.

If you have a valid disability certificate, Certificate of Disability in Force, please contact us.

Among HCL's principles we would like to highlight diversity and inclusion as a strength in our values and practices. To achieve all our objectives, it intends to attract, develop, and retain different profiles, assuming diversity as a key factor and differentiator of fundamental innovation in our organization. We welcome and value all people, and we are committed to the inclusion and sense of belonging of each person who is part of HCL. HCL is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations, and ordinances.

Nivel de responsabilidad Intermedio Sector Servicios y consultoría de TI Tipo de empleo Jornada completa Funciones laborales Tecnología de la información Aptitudes .