Senior .NET Backend Engineer | Profit Sharing & Growth

Sii Poland; Łódź; Sur place; PLN 180 000 - 240 000; Plein temps

Avantages offerts par ce poste

Great Place to Work

Solid financial situation

Contracts with the biggest brands

Centre of internal trainings

Many experts you can learn from

Open and accessible management team

Profit sharing

Passion Sponsorship program

Regular integration events and trips

Comfortable and well-equipped offices

MySii app

Medical care

Résumé du poste

Sii Poland is looking for an experienced back-end developer to join a team supporting retail banking processes for one of Poland's largest banks. You will work on Microsoft-based IT systems, collaborating with business users and IT teams, and participate in Scrum activities.

The role emphasizes high code quality with automated, unit, and E2E tests, thorough technical documentation, and ongoing DevOps practices. Office presence is expected at least every two weeks.

Qualifications

• 4+ years of experience in backend development using C# and MS SQL
• Experience with .NET Framework and Web API
• Practical experience with CI/CD tooling (Docker, Kubernetes, Jenkins)
• Testing: unit, automated, and E2E tests
• Good command of English
• Willingness to work from the office at least once every two weeks
• Very good knowledge of Polish

Responsabilités

• Leading project and implementation work in IT systems based on Microsoft technologies
• Collaboration with business users and IT teams (DevOps and QA)
• Active participation in Scrum team activities
• Ensuring high code quality with automated, unit, and E2E tests
• Creating and updating technical documentation

Connaissances

C# backend

.NET 4.8/6/8

Entity Framework

Web API

Unit testing

E2E testing

English proficiency

Polish language

Outils

Docker

Kubernetes

Jenkins

Description du poste

Sii Poland is looking for an experienced back-end developer to join a team supporting retail banking processes for one of Poland's largest banks. You will work on Microsoft-based IT systems, collaborating with business users and IT teams, and participate in Scrum activities.

The role emphasizes high code quality with automated, unit, and E2E tests, thorough technical documentation, and ongoing DevOps practices. Office presence is expected at least every two weeks.