Senior Fullstack Developer ( .Net + Angular/React)

14 000 - 18 000 PLNGross per month - Permanent

Senior Fullstack Developer ( .Net + Angular/React)

JavaScript

Uniwersytecka 13, Katowice

Sopra Steria

14 000 - 18 000 PLN
Gross per month - Permanent
Full-time
Permanent
Senior
Hybrid

Tech stack

    English

    C1

    Angular

    advanced

    .Net

    advanced

    React

    advanced

    Scrum

    regular

    Jira

    regular

    Agile

    regular

Job description

Project abstract/business context:


We are looking for a Senior Software Engineer proficient in .Net and Angular/React to join Sopra Steria Poland for projects for our clients in the security and defense sector. You will work in a stable environment in a multinational team.  


Mission/activities:

  • Designing, developing, and maintaining both front-end and back-end components of secure, scalable web applications.

  • Integrating with client’s standards, real-time data services, and mission-critical systems.


Tech stack:

Backend: .NET or ASP.NET Core using the C# language

Frontend: Angular/React, TypeScript 

Version control systems: GitHub, GitLab

Other: 

Entity Framework,

REST APIs,

oAuth 2.0, oidc

messaging systems i. ex. RabbitMQ 

Azure/AWS Cloud

Methodology: AGILE, SCRUM


Must have requirements:

  • Minimum of 5 years of experience with full stack software development, covering all phases of the software development lifecycle, and over 10 years of experience as a Software Developer.

  • Bachelor’s degree in computer science, Information Technology or a closely related engineering field

  • EU/NATO SECRET security clearance (or willingness to be cleared) 

  • PSD1 Professional Scrum Developer certification (or willingness to pass it)

  • Fluent English C1

  • EU citizenship

  • Experience in .NET and Angular/React 

  • Experience in Application Lifecycle Management tools (e.g.: JIRA)

  • Excellent communication skills

  • Strong “can-do” attitude 

  • Experience working in an Agile/Scrum development process

  • Being open to occasional business trips abroad and visits to our office in Katowice


Nice to have requirements

  • Experience of working on mission-critical systems.

  • Experience of working in a distributed and international team


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 two stages:

  • a short phone call with a recruiter (30 min max)

  • one-hour long interview on Teams (with both general and technical questions)

 

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: 21.08.2025

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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