Senior .NET + Angular Full-Stack Engineer - Remote

Atos

Województwo pomorskie

On-site

PLN 180,000 - 240,000

Full time

14 days+

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Job summary

Atos is seeking two Senior Full‑Stack Developers to join a project delivering an IT solution for a railway sector client. The role combines backend and frontend work, API development, and CI/CD in Azure DevOps.

This is a 100% remote, Poland‑based B2B contract with immediate or 2‑week availability and two open positions. You will implement secure authentication, design scalable services with .NET and Angular, and collaborate on module integrations within the ISZTP ecosystem, including billing,

Qualifications

Minimum 5 years of backend (.NET) and frontend (Angular) development experience.
5+ years on .NET (ASP.NET Core) with Git and Git Flow.
5+ years with Angular 2.0+.
5+ years building scalable applications with inter‑component communication (RabbitMQ / MassTransit).
5+ years implementing secure authentication, authorisation, and identity management.
Strong knowledge of MS SQL Server 2019+, EF, T-SQL, LINQ, CLR SP.
Proficiency in HTML5, CSS3, TypeScript, JavaScript.
Experience with responsive UI/UX.
Familiarity with Azure Service Bus or Kafka (nice to have).
Knowledge of Jira.
Fluent Polish – spoken and written, minimum C2 level.

Responsibilities

Develop and maintain backend services using .NET (ASP.NET Core).
Build frontend interfaces with Angular.
Design and consume RESTful APIs.
Implement business logic, security mechanisms and database layer.
Develop the ISZTP‑integrated modules and OIU application for billing, complaints and reporting.
Prepare and configure development environments.
Work with CI/CD pipelines in Azure DevOps.
Maintain code quality through Git / Git Flow in team repositories.
Create technical documentation.