Our client, a leading Software, Information and Communication Technologies company, operates internationally (Athens, Brussels, Luxembourg, Copenhagen, Stockholm, London, Nicosia, Hong-Kong, Valetta, etc). Our client is a renowned supplier of IT services to government institutions, multinational corporations, public administrations and multinational companies, research and academic institutes.
Role Overview Our client currently has a vacancy for a Full Stack Developer fluent in English, to offer his/her services as an expert who will be based in Vienna, Austria. The work will be carried out either in the company’s premises or on site at customer premises. In the context of the first assignment, the successful candidate will be integrated in the Development team of the company that will closely cooperate with a major client’s IT team on site.
Job type:
Full time/Permanent
Location:
Vienna, Austria
Workplace:
Onsite
Deadline for submission:
10/10/2026
Please note that we can consider only EU candidates for this position due to security clearance.
Requirements
University degree in IT or relevant discipline, combined with minimum 6 years of relevant working experience in IT;
At least 3 years of experience in building web-based user interfaces using Angular with proficiency in TypeScript, HTML, CSS3, ASP.NET Core, ASP.NET MVC5 and/or Django, Flask, FastAPI with Python;
At least 3 years of experience in developing WebAPI backends with .Net/.Net Core framework and C#;
Experience in SQL Server 2019 and above;
Solid understanding of relational databases and related ORM frameworks;
Working in agile software development teams using Azure DevOps;
Experience building advanced analytical and statistical software solutions would be an asset;
Experience with consuming data from a data lake house or data services (Trino) would be an asset;
Experience with Docker and RabbitMQ would be an asset;
Experience with Event Sourcing systems would be an asset;
Excellent command of the English language.
Responsibilities
Develop and maintain full-stack web applications;
Build responsive web interfaces using Angular, TypeScript, HTML and CSS;
Develop backend services and Web APIs using C#/.NET or Python frameworks;
Design and work with relational databases, SQL Server and ORM frameworks;
Integrate APIs, data services and external systems;
Troubleshoot, optimize and maintain existing applications;
Collaborate with Agile development teams using Azure DevOps;
Contribute to code reviews, testing, documentation and continuous improvement.
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Full Stack Developer: Angular/.NET/C# (Information Technology/Software) in Wien Arbeitgeber: Black Pen Recruitment
Unser Kunde ist ein führendes Unternehmen im Bereich Software und Informations- sowie Kommunikationstechnologien, das international tätig ist und seinen Mitarbeitern in Wien ein dynamisches Arbeitsumfeld bietet. Die Unternehmenskultur fördert Zusammenarbeit und Innovation, während umfangreiche Weiterbildungsmöglichkeiten und die enge Zusammenarbeit mit renommierten Kunden in der IT-Branche den Mitarbeitern helfen, ihre Fähigkeiten kontinuierlich zu erweitern. Zudem profitieren die Mitarbeiter von einem attraktiven Vergütungspaket und der Möglichkeit, an spannenden Projekten in einem internationalen Umfeld zu arbeiten.
