.NET & OutSystem Developer

Aubay Portugal; Lisboa; Hybrid; EUR 45,000 - 65,000; Full time

Benefits offered by this job

Health insurance

Dental coverage

Mental health platform

Well-being initiatives

Team events

Family support

Language platform

Training Academy

Career advancement

Hybrid work model

Job summary

Aubay Portugal is looking for a seasoned .NET developer to join their Lisbon-based team, focusing on designing, developing and maintaining robust applications using C#, .NET Framework/Core and OutSystems platforms. You will connect enterprise systems via REST/SOAP APIs and ensure SQL Server performance while embracing Generative AI tools to boost productivity.

Collaborative professionals with strong customer focus and integrity, able to work in a hybrid model (2-3 days on-site in Lisbon) will

Qualifications

• 5+ years of .NET development experience with C#, .NET Framework, and .NET Core.
• Basic to intermediate knowledge in OutSystems development and maintenance.
• Strong SQL Server proficiency including query optimization.
• Experience with Git/GitHub and collaborative development practices.
• Experience with Generative AI tools like Copilot or ChatGPT.
• Alignment with integrity and ethics; strong customer focus and teamwork.

Responsibilities

• Design, develop, and maintain robust applications using .NET and OutSystems.
• Develop and integrate REST/SOAP APIs to connect enterprise systems.
• Optimize SQL Server databases for performance and data integrity.
• Leverage Generative AI tools to enhance development, testing, and docs.
• Collaborate with cross-functional teams translating business needs into solutions.

Skills

C#

NET Framework

NET Core

OutSystems

SQL Server

Git/GitHub

Generative AI

Job description

At Aubay Portugal, we work daily with some of the largest organisations across sectors such as banking, insurance, telecommunications and energy, helping to build and evolve critical systems that support millions of users. We have been in Portugal since 2007 and are part of an international group with a presence in several European countries. More than technology, we build close relationships and deliver real-impact projects.

What will you do?

• Design, develop, and maintain robust applications using .NET technologies and OutSystems platforms.
• Develop and integrate REST/SOAP APIs to connect enterprise systems and third-party solutions.
• Optimize and maintain SQL Server databases, ensuring high performance and data integrity.
• Leverage Generative AI tools to enhance development, testing, and documentation processes.
• Collaborate with cross-functional teams, translating business needs into effective technical solutions.

What are we looking for?

At Aubay, our focus is on professionals who bring both technical expertise and the right mindset:

• Solid experience of 5+ years in .NET development, encompassing C#, .NET Framework, and .NET Core.
• Basic to intermediate knowledge in OutSystems development and maintenance.
• Strong proficiency in SQL Server, including query optimization and troubleshooting.
• Proven experience with Git/GitHub for version control and collaborative development practices.
• Practical experience with Generative AI tools (e.g., Copilot, ChatGPT) to boost productivity and innovation.
• Alignment with our corporate culture and a commitment to integrity and ethics are highly valued.
• Strong customer focus, teamwork, task prioritisation, and daily commitment are highly appreciated.

What can we offer?

At Aubay, we invest in your development and well-being:

• Continuous growth through our Training Academy, with technical and soft skills training, mentoring, tech communities, workshops and in-person meetups;
• Close support with regular feedback and a structured career advancement model;
• Comprehensive health insurance, including dental coverage, as well as access to a mental health platform and well-being initiatives;
• Team-oriented environment, including events and initiatives to promote connection and team spirit;
• Personal and family life support, from the moment your children are born and throughout their educational path;
• Access to a language platform with conversational classes in multiple languages;
• Project-tailored work model: Hybrid (2-3 days a week on-site in Lisbon).

What will you find here?

• A close-knit and informal environment, where direct communication is preferred and people are valued;
• Recognition of your contribution, with initiatives that celebrate meaningful moments;
• Freedom to be yourself, without unnecessary formalities;
• Teams where knowledge sharing, collaboration and joint growth are a reality.

Personal Data collected by AUBAY PORTUGAL as Data Controller, regarding the identification, contact and professional capabilities of the candidates, in the present procedure, will be processed for the application analysis, having in consideration that the processing is conducted in order to take the steps, at the request of the data subject, prior to entering into a contract; Personal data sent through the present application will be kept by Aubay during the application procedure and will remain stored whilst updated (for two years period). The collected data might be transferred or include other processing activities, as long as the data subject is informed, in the occurrence of a standard application and selection procedure, for the compliance of legal obligations for the time required by law. For any queries or request regarding personal data protection rights, the Data Subject may contact AUBAY PORTUGAL's headquarters in Avenida Duque D'Ávila, nº46 em Lisboa or use the DPO's e-mail - [e-mail]. The Data Subject also has the right to file a complaint with the National Data Protection Authority – www.cnpd.pt. (please do not include data regarding racial or ethnical origins, political opinions, religion, philosophy, biometrical data, health data, sexual life and orientation, or relating to criminal convictions and offences.)