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C# + Java Lead Developer @ Britenet
  • Gdańsk
C# + Java Lead Developer @ Britenet
Gdańsk, Gdańsk, Pomeranian Voivodeship, Polska
Britenet
2. 12. 2025
Informacje o stanowisku

Join an international technology team building next-generation open banking solutions used across Europe. Our platform enables secure, reliable, and high-quality connectivity to financial institutions—powering innovative products and services in the digital payments ecosystem.

You will work in a highly skilled, collaborative environment alongside teammates located mainly in Denmark, Ireland, and Romania.

As a .NET Developer, you will contribute to the development, improvement, and maintenance of a large-scale open banking platform. You will work on advanced API solutions focused on security, data processing, monitoring, onboarding automation, and high-performance connectivity.

This role is ideal for engineers who enjoy solving complex problems, working in modern cloud environments, and collaborating with international teams.


  • Tech Lead Experience
  • Strong experience in building backend services (Java + .Net).
  • Strong relevant experience in C# programming.
  • Solid knowledge in Java programming.
  • Deep knowledge of, or willingness to learn, development in a cloud environment (Azure or AWS).
  • Familiarity with the tools and concepts required for modern software development (VCS, test automation, CI/CD).
  • A collaborative mindset and a passion for working as part of a team.
  • Ability to work effectively in an international, cross-functional team.
  • Proficiency in English, fluent Polish.
  • Hybrid work 2-3 days per week (Gdansk).

Mile widziane:

  • Experience with Infrastructure as Code (IaC), ideally Terraform,
  • Knowledge of application and API security (Certificates, HTTPS, etc.),
  • Experience with containers (Docker).
  • Prior experience in highly regulated industries (finance, healthcare, public sector),
  • Passion for problem-solving and continuous learning.

Join an international technology team building next-generation open banking solutions used across Europe. Our platform enables secure, reliable, and high-quality connectivity to financial institutions—powering innovative products and services in the digital payments ecosystem.

You will work in a highly skilled, collaborative environment alongside teammates located mainly in Denmark, Ireland, and Romania.

As a .NET Developer, you will contribute to the development, improvement, and maintenance of a large-scale open banking platform. You will work on advanced API solutions focused on security, data processing, monitoring, onboarding automation, and high-performance connectivity.

This role is ideal for engineers who enjoy solving complex problems, working in modern cloud environments, and collaborating with international teams.

,[Lead and cooperate with the team of specialist who design, develop, and deliver software solutions based on modern technologies. , Modernize and adjust existing applications according to internal standards and best practices. , Perform system maintenance, identify root causes, and resolve issues efficiently. , Develop, optimize, and maintain backend services and APIs. , Collaborate closely with developers, testers, architects, and business stakeholders to design new features and enhancements. , Work within a team environment to achieve shared goals using modern engineering tools and processes (VCS, CI/CD, test automation, ticketing systems).  Requirements: C#, Java, .NET, API, Security, Cloud, Azure, AWS, VCS, CD, Infrastructure as Code, Terraform, Docker

  • Praca Gdańsk
  • Gdańsk - Oferty pracy w okolicznych lokalizacjach


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