Senior Fullstack Engineer (.NET + React)

14 000 - 17 000 PLNGross per month - Permanent

Senior Fullstack Engineer (.NET + React)

Net

Uniwersytecka 13, Katowice

Sopra Steria

14 000 - 17 000 PLN
Gross per month - Permanent
Full-time
Permanent
Senior
Hybrid

Tech stack

    English

    B2

    .Net

    advanced

    C#

    advanced

    React

    regular

    Azure Services

    regular

    ASP.NET Core

    regular

Job description

Project Description:

We are looking for a Senior Fullstack Engineer (.NET + React) to join Sopra Steria team for one of our Scandinavian clients. You will be working on a project related to the development and maintenance of integrations in Azure environments. The project is held in an international environment, for one of the main market leaders in their industry.


Responsibilities:

  • Development of web applications and services based on C# and .NET framework, React
  • Design, implementation and maintenance of application functionality based on best programming practices
  • Design, development and optimization of web applications and APIs using ASP.NET Core
  • Managing and deploying applications in the Azure cloud
  • Monitoring of applications in Azure and optimization of cloud resources
  • Creating and managing Continuous Integration / Continuous Deployment (CI/CD) processes in Azure DevOps
  • Automating processes for testing, building and deploying applications
  • Design, development and integration of systems using RESTful APIs and ensuring consistency and high performance of APIs
  • Design and implementation of applications in microservices architecture
  • Working with the Git system for code versioning, branch management and team collaboration
  • Excellent communication skills in English (B2+), both written and spoken
  • Working as part of a scrum team, actively participating in meetings, retrospectives and sprint planning
  • Effective analysis of customer needs and alignment of technical solutions with business requirements


Tech stack on the project:

  • .Net
  • C#
  • Azure Cloud
  • CI/CD pipelines
  • Git
  • React


Must-have requirements:

Development:

  • Proficiency in C# and the .NET framework
  • Experience with ASP.NET Core for building web applications and APIs
  • Knowledge about JavaScript, HTML, CSS & Typescript

Azure Cloud Expertise:

  • Hands-on experience with Azure services like App Services, Azure Functions, Azure Storage etc.
  • Knowledge of deploying, managing, and monitoring applications in Azure
  • Experience with Azure DevOps for CI/CD pipelines

Integration skills:

  • Experience with RESTful API design and implementation
  • Familiarity with Azure Integration Services (Logic Apps, Service Bus, Event Grid)
  • Understanding of integration patterns and best practices

Other technical skills:

  • Experience with microservices architecture and distributed systems
  • Knowledge of design patterns and SOLID principles
  • Familiarity with version control systems, particularly Git

Soft Skills:

  • Strong problem-solving and analytical abilities
  • Excellent communication and teamwork skills - English B2+
  • Ability to work in an Agile/Scrum environment
  • Ability to understand and analyze client needs effectively
  • Proactive in providing tailored solutions and recommendations
  • Strong presentation skills
  • Demonstrated ability to build and maintain client relationships


Nice to have requirements:

  • Ability to design scalable, maintainable, and secure applications
  • Knowledge about integration with OData APIs
  • AI expertise
  • Microsoft Azure certifications (e.g., Azure Developer Associate)
  • Relevant .NET or software architecture certifications


What we offer:

  • BENEFITS (UoP): Luxmed, Multisport, Worksmile, educational platforms, language courses, referral bonus, copyrights, life insurance
  • DEVELOPMENT OPPORTUNITIES (UoP and B2B): certifications (paid by the company) plus bonus for successful passing, conferences, Tech Lunches


The recruitment process in our company consists of three stages:

  • a short phone call with a recruiter (30 min max)
  • one-hour long interview on Teams (with both general and technical questions)
  • additional meeting with Norway Management


If you find this offer interesting and you would like to learn more about the project, send us your up-dated CV in English containing the clause:

„I agree to the processing by Sopra Steria Polska Sp. z o.o. my personal data contained in my CV for the recruitment process and further recruitment processes.”




Published: 17.08.2025

Meet the company

Sopra Steria

Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring around 55,000 employees. Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. In 2025 we've opened our second office in Gdańsk. Currently, our team consists of almost 1,000 specialists who share their expertise working in one of our two departments: Digital Platform Services or Application Services.

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