Application Developer - Microsoft .NET - Master

Location: Lisboa, Lisboa, Portugal

At IRIUM we want you to always chase your dreams. Here, prepare yourself to conquer your goals, while enjoying the journey. 

We are currently looking for Application Developer - Microsoft .NET - Master

Requirements:

• 8+ years of professional experience in .NET development and related technologies (Master level).
• Design and develop RESTful APIs and backend solutions using .NET, including legacy .NET Framework 4.6.2, with migration to modern versions such as .NET 8/10.
• Build front-end components using HTML, JavaScript, CSS, jQuery, Razor, and Knockout (Razor and Knockout are a plus).
• Develop backend services using WCF (SOAP-based services).
• Experience with Bootstrap and ASP.NET MVC.
• Develop and optimize database procedures using Oracle (PL/SQL) and Microsoft SQL Server.
• Define API architecture, integration patterns, and non-functional requirements, including performance, scalability, and security.
• Design and implement secure, scalable APIs and background services.
• Fluent in English.
• Portuguese citizenship.

Nice to Have

• Experience with Vue.js, Angular, or React.
• Knowledge of cloud-native and containerized environments (e.g., OpenShift).
• Previous experience in the banking sector.

Project Information

• Project Start Date: 15 September 2026.
• Project End Date: 15 March 2027.

Location: Lisbon, hybrid

Salary range: 4.285 € – 4.860 € gross per month.

Note: Includes all components: Fixed, Variable, Meal Allowance, Remote Work, and Benefits.

What do we offer? 

➡ An innovative and growing company, with a lot of opportunities for professional development.

➡ Retribution according to your experience and performance. Access to flexible pay and medical insurance as a social benefit.

➡ Unlimited access to technological training in free mode.


IRIUM is a company with dynamic and proactive professionals. Our values are responsibility and commitment to work quality. This is the spirit we are looking for at IRIUM, whatever your age is. If you recognize yourself in this, this is your company!


We can build the future together. Let’s talk! 

Send your CV to: recrutamento@irium.pt


At IRIUM we defend a world without stereotypes or limitations and we believe in equality for all, principles that we subscribe to in our Equality Plan and Code of Ethics, guaranteeing equal treatment and opportunities regardless of any personal, physical or social condition.