ITDS Portugal

ITDS is a leader in outsourcing IT engineers and works with various web and mobile technologies for over 30 global clients. It has been recognized as one of the 1000 fastest-growing companies in Europe for three consecutive years, Great Place to Work, and the Forbes Diamond award in 2023. ITDS currently has more than 600 IT professionals working in Portugal, Poland, and the Netherlands.
About company

Senior C#/.NET Fullstack Developer – Angular & Oracle

On-site

location Porto

date July 9, 2026

Empower digital innovation — drive transformative development with cutting-edge .NET fullstack expertise.

Location & work model

Porto-based opportunity with hybrid work model, allowing up to 3 remote days per week.

As a Senior C#/.NET Fullstack Developer

You will be working for our client, a forward-thinking company committed to delivering robust, secure, and innovative software solutions. You will contribute to end-to-end application development within a dynamic, international team, shaping the future of digital experiences and system integrations. This role offers an exciting chance to grow your career by working on impactful projects that combine the latest technologies and best practices.

Your main responsibilities:

  • Develop, maintain, and test user interface components using Angular and ExtJS to ensure a seamless user experience.
  • Design and develop robust server-side solutions utilizing C# and the .NET framework, including ASP.NET and API Rest.
  • Optimize SQL queries within Oracle databases to improve performance and data integrity.
  • Collaborate in code reviews and promote the adoption of high-quality development practices, including automation, security, and testing.
  • Contribute to security best practices and ensure compliant, safe software deployment.
  • Work closely with production, network, and security teams to facilitate smooth integration and optimal system performance.
  • Maintain comprehensive technical documentation related to your developments.

You're ideal for this role if you have:

  • Minimum 6 years of experience in fullstack development, with proven expertise in .NET and related technologies.
  • Strong proficiency in JavaScript frameworks, specifically Angular and ExtJS.
  • Hands-on experience with C# and the .NET framework, ideally recent versions.
  • Experience with Oracle SQL query development and database optimization.
  • Familiarity with CI/CD pipelines, Git, and source control management.
  • Knowledge of software security, testing, and quality assurance practices.

It is a strong plus if you have:

  • Experience with SonarQube, Checkmarx, or similar security and quality tooling.
  • Understanding of containerization and orchestration platforms.
  • Experience with deployment tools such as Azure Pipelines, XL Deploy, or XL Release.
  • Knowledge of PL/SQL.

Language Required for the role:

  • Fluent English competence (minimum B2 level), necessary for daily communication within an international team.

Eligibility for the role:

  • Only candidates with an existing legal right to work in the European Union will be considered for this role.

#MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

For more details, visit this link.

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