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ITDS Polska Sp. z o.o.

6 days ago

Senior Fullstack Developer (.NET & React)

  • Polska, pomorskie, Trójmiasto, Gdańsk
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Company information

Company
ITDS Polska Sp. z o.o.
Location
Polska, pomorskie, Trójmiasto, Gdańsk Poland
Posted
6 days ago
View all jobs at ITDS Polska Sp. z o.o.

Job description

Senior Fullstack Developer (.NET & React)

Location: Gdańsk

Technologies we use

Expected
  • C#
  • .NET Framework
  • .NET Standard
  • .NET Core
  • React (18 and above)
  • TSQL
  • SQL Server Management Studio
  • Visual Studio
  • Agile (SCRUM)
  • DDD
  • Clean Code
  • SOLID
Optional
  • Postman
  • PlayWright
  • WCAG

About the project

Warsaw/Gdańsk - based opportunity with hybrid work model (1 day/ week in the office).

As a Senior Fullstack Developer (.NET & React), you will be working for our client, a leader in the technology sector dedicated to developing scalable and efficient software solutions. You will contribute to creating cutting-edge applications that drive digital transformation and provide impactful user experiences. This role offers a unique chance to grow your career amidst a forward-thinking team that values innovation and excellence.

Your responsibilities

  • Develop high-quality software in C# ensuring adherence to technical documentation.
  • Implement front-end features using React (18 and above) to deliver dynamic user interfaces.
  • Analyze and enhance existing legacy code bases, ensuring consistent performance.
  • Design and develop robust application architectures aligned with best practices.
  • Collaborate closely with testers, analysts, and product owners within Agile (SCRUM) methodologies.
  • Conduct debugging, profiling, and performance analysis to optimize application efficiency.
  • Apply principles of DDD, Clean Code, and SOLID to maintain code quality and scalability.
  • Work with TSQL and SQL Management Studio to develop and optimize database interactions.

Our requirements

  • At least 5 years of experience in developing .NET applications.
  • A minimum of 3 years in React-based front-end development.
  • Strong knowledge of C# (.NET Framework, .NET Standard, .NET Core).
  • Skilled in debugging, performance profiling, and analyzing complex code.
  • Proficiency in architectural patterns, asynchronous communication, and software design.
  • Experience with TSQL and SQL Server Management Studio.
  • Familiarity with Visual Studio.
Optional
  • Experience building views for mobile applications.
  • Background developing applications for the financial industry.
  • Automation testing experience with tools like Postman or PlayWright.
  • Knowledge of WCAG standards.

What we offer

  • ITDS Clubs
  • Access to medical insurance
  • Access to Multisport
  • Access to Pluralsight
  • Integrational Events
  • Ambassador Program

Benefits

  • sharing the costs of sports activities
  • private medical care
  • flexible working time
  • fruits
  • integration events
  • corporate gym
  • saving & investment scheme
  • no dress code
  • coffee / tea
  • drinks
  • christmas gifts
  • birthday celebration
  • sharing the costs of a streaming platform subscription
  • access to +100 projects
  • access to Pluralsight

Recruitment stages

  • online interview
  • online interview

#GETREADY to meet with us!

ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people.

We would like to meet you. If you are interested please apply and attach your CV in English or Polish, including a statement that you agree to our processing and storing of your personal data.

ITDS’s Whistleblower Procedure

You can report violations in accordance with ITDS’s Whistleblower Procedure available here: https://itds.pl/wp-content/uploads/2025/03/INFORMATION-ON-PROCEDURE-FOR-REPORTING-BREACHES-AND-PROTECTION-OF-WHISTLEBLOWERS-AT-ITDS-POLSKA.pdf

ITDS Polska Sp. z o.o.

ITDS supports financial service providers to take the next steps.

We identify what’s possible, every day. Opportunities in the areas of technology, organization, and digitization.

We see where banks, insurers, payment companies, or fintech can go and how they can get there.

That’s why we want to stimulate you to ramp up your ambition. Forget what you perceive as restraints and step towards the new reality.

ITDS in Poland - Pure player in new Technologies & Financial Industry

+300 IT implementation professionals

+20 clients in the Banking, Insurance, Payment & Fintech Industry

ITDS excels in digital strategy delivery and implementation of best-of-breed lending solutions. ITDS has delivered successful strategic projects throughout Europe since 1998. We combine the experience we’ve accumulated with in-depth knowledge of technologies, business processes, and EU legislation to unlock new business opportunities.

We inform that the administrator of the data is ITDS with its registered office in Warsaw, ul. Złota 59 (hereinafter referred to as the "Administrator"). You have the right to request access to your personal data, their rectification, erasure, or restriction of processing, the right to object to processing, as well as the right to data portability and to lodge a complaint with a supervisory authority. Personal data will be processed for the purpose of carrying out the recruitment process. Providing data to the extent resulting from the Act of June 26, 1974, the Labor Code, is mandatory. In other aspects, providing data is voluntary. Refusal to provide mandatory data may result in the impossibility of conducting the recruitment process. The Administrator processes mandatory data based on a legal obligation incumbent upon him, while in the scope of additional data, the basis for processing is consent. Personal data will be processed until the end of the recruitment process and for the period of possibility of pursuing potential claims, and in the case of expressing consent to participate in future recruitment processes - until the withdrawal of this consent. Consent to the processing of personal data can be withdrawn at any time. The recipient of the data is the Hello HR service and other entities to whom we have entrusted data processing in connection with recruitment.
Violations can be reported in accordance with ITDS's Whistleblower Procedure available here: https://itds.pl/wp-content/uploads/2025/03/INFORMATION-ON-PROCEDURE-FOR-REPORTING-BREACHES-AND-PROTECTION-OF-WHISTLEBLOWERS-AT-ITDS-POLSKA.pdf

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