Senior .Net Developer

Salary: 1000 - 1300 PLN/day on B2B

Work model: elastic hybrid from Gdańsk / Warszawa / Łódź (at least 1 day per week from the office)

 

Why choose this offer?

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• You can expect a flexible work organization
• The international work environment will give you the opportunity to interact with the English language on a daily basis
• Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit)
• The Jit community will bring you a nice time during regular integration meetings

 

Project

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You will be involved in a financial project focused on designing, developing, and optimizing enterprise-level software systems. The work includes both greenfield development and enhancing legacy applications. The project aims to deliver robust, scalable, and secure software solutions to support critical business functions.

Until September, on-site presence is required one day per week; from September onwards, two days per week in the office are expected.

 

Responsibilities you'll have

• Design and develop new features in enterprise-grade applications using .NET technologies

• Analyze, troubleshoot, and refactor legacy code to improve performance and maintainability

• Conduct code reviews and ensure high standards of software quality

• Collaborate with cross-functional teams, including QA engineers and business analysts

• Mentor junior developers and provide technical leadership

• Contribute to the continuous improvement of development processes and practices

Expected competences and knowledge

• Strong proficiency in C# and the .NET framework
• Expert knowledge of ASP.NET Core
• Solid experience with API development
• Hands-on experience with SQL Server for database design and development
• Skilled in working with and debugging legacy codebases
• Good grasp of object-oriented programming and clean code principles

 

Nice to have:

• Experience with Git or other version control systems
• Writing clean, efficient, and maintainable code
• Understanding of web application security principles
• Familiarity with cloud computing concepts
• Knowledge of testing frameworks and practices

 

Technologies you'll work with

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• C# / ASP.NET Core

• Transact-SQL / SQL Server Management Studio

• Visual Studio Professional / Visual Studio Code

• Bitbucket / Git

• Jenkins

• SOAP UI / Swagger UI / Postman

• Angular

• HTML, CSS, JavaScript

• CSS frameworks (e.g., Bootstrap)

 

 

Client – why choose this particular client from the Jit portfolio?

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Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture, which is conducive to people who place emphasis on work-life balance and feedback culture. Furthermore, all projects are executed in international teams, giving constant exposure to the English language. 

 

About Jit Team

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The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 500 experienced experts. We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme.

Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity. By supporting indigenous initiatives, we ensure the circulation of good energy.