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Senior.NET Developer – SaaS insurance solutions
  • Gdańsk
Senior.NET Developer – SaaS insurance solutions
Gdańsk, Gdańsk, Pomeranian Voivodeship, Polska
Sii Sp. z o.o.
20. 11. 2025
Informacje o stanowisku

technologies-expected :


  • .NET
  • ASP .Net Core
  • Docker
  • Kubernetes
  • EF Core
  • RabbitMQ
  • SQL

technologies-optional :


  • React.js

about-project :


  • In this project, our ambition is clear: to become a leader in developing innovative software solutions for the insurance industry. With various products we create for our client, we help Europes leading insurance companies optimize their workflows, from policy management to claims handling. We are now looking for skilled and passionate .NET developers who are eager to build robust and scalable solutions that make a difference for our customers and their users. As a .NET Developer, you will play a central role in the development of our SaaS solutions.

responsibilities :


  • Build and maintain .NET-based solutions using modern technologies such as ASP.NET Core, EF Core, React (nice to have), Docker, and Kubernetes
  • Design and implement solutions based on a modular architecture, ensuring each module is scalable, independent, and seamlessly integrates with the overall system - this approach promotes flexibility, maintainability, and efficient scaling
  • Develop and maintain integrations with internal and external systems and services via REST APIs
  • Contribute to designing and implementing solutions that ensure high performance and reliability
  • Write unit tests and integration tests to ensure high code quality and stability
  • Work closely with product owners, architects, and development teams to deliver high-quality solutions

requirements-expected :


  • At least 5 years of professional experience with .NET
  • Familiarity with one or more of the following technologies: ASP.NET Core, EF Core, RabbitMQ, Docker, Kubernetes, or SQL
  • Understanding modern software design and can translate business requirements into scalable solutions suitable for a distributed cloud-native architecture
  • An analytical mindset and the ability to quickly identify effective solutions to complex challenges
  • Ability to collaborate and communicate effectively in English with both technical and non-technical colleagues
  • Residing in Poland required

offered :


  • Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
  • Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
  • We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
  • Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
  • Comfortable workplace – class A offices or remote work
  • Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
  • PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
  • Investment in your growth – meetups, webinars, training platform and technology blog – you choose
  • Fantastic atmosphere created by all Sii Power People

  • Praca Gdańsk
  • Gdańsk - Oferty pracy w okolicznych lokalizacjach


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