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Senior Software Engineer (.NET)

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world. 

Your role

In this role, you will develop and maintain solutions built with .NET (C#), working on large‑scale systems used across industries such as logistics, manufacturing, energy, and corporate environments.
You will design new components and modernize existing applications, focusing mainly on backend and API development, while collaborating closely with experienced architects and delivery teams.
The work includes a mix of greenfield development, enhancement, and optimization of existing systems, with real influence on technical decisions.
If you have experience or interest in frontend technologies (e.g. Angular, React), you will also have the opportunity to contribute on the frontend side.
In your daily work, you will use modern development tools, including AI‑based and cloud solutions, wherever they help streamline engineering tasks.

Your project

We change the world using technology, providing software that you use when driving a car, crossing borders safely in Europe or receiving a shipment of clothes from your favorite brand.  

We are diverse and stable - we cooperate with international clients from the Automotive, Retail, Manufacturing, Energy, Life Science, Logistics, Transport and Public Services industries and offer extensive development opportunities for developers, architects, business analysts, project managers and agile experts.  

We use modern tools and frameworks to design and implement cloud ready systems, custom Java and .NET projects and GenAI solutions.  

Join us!  

Your tasks

  • You will co-create and maintain applications and IT systems that address the individual needs of our clients.
  • Work with the C# programming language in projects developed in .NET 6.
  • Work in international teams, using our best practices and agile methodologies.
  • Use modern technologies and tools.
  • Analyze requirements, design, implement, and test software.
  • You will create technical and business specifications.

Your profile

  • You have 4 (and more) years of experience in software development using .NET technology.
  • You have the ability to utilize object-oriented programming principles.
  • You are proficient in .NET and C#, Angular as well as SQL and relational databases. 
  • You have experience in creating web solutions based on the mentioned technologies, supported by examples (not necessarily commercial).
  • You care about code quality, understand the concept of software testing, and have experience writing unit tests.
  •  You have experience in creating web solutions based on the mentioned technologies, supported by examples (not necessarily commercial ones).
  •  You have worked with the Visual Studio environment.
  •  You have a basic understanding of REST API and the GIT version control system.
  •  You are communicative in English.

Nice to have

  • Basic knowledge of the Cloud platform preferred (Azure preferred).
  • Knowledge of frontend technologies (JS, TS, React) is desirable.
  • Hands-on experience with Docker and containerization is a plus.

What You'll love about working here

Practical benefits: private medical care with Medicover with additional packages (e.g., dental, senior care, oncology) available on preferential terms, life insurance and 40+ options on our NAIS benefit platform, including Netflix, Spotify or Sports card. 

Access to over 70 training tracks with certification opportunities (e.g., GenAI, Architects, Google) on our NEXT platform. Dive into a world of knowledge with free access to Education First languages platform, TED Talks and Udemy Business materials and trainings. 

Enjoy hybrid working model that fits your life - after completing onboarding, connect work from a modern office with ergonomic work from home, thanks to home office package (including laptop, monitor, and chair). Ask your recruiter about the details. 

Community Hub that will allow you to choose from over 20 professional communities that gather people interested in, among others: Salesforce, Java, Could, IoT, Agile, AI.   

Get to know us

Capgemini is committed to diversity and inclusion, ensuring fairness in all employment practices. We evaluate individuals based on qualifications and performance, not personal characteristics, striving to create a workplace where everyone can succeed and feel valued. 

Do you want to get to know us better? Check our Instagram — @capgeminipl or visit our Facebook profile — Capgemini Polska. You can also find us on YouTube.  

Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value. We imagine the future of organizations and make it real with AI, technology and people. With our strong heritage of nearly 60 years, we are a responsible and diverse group of 420,000 team members in more than 50 countries. We deliver end-to-end services and solutions with our deep industry expertise and strong partner ecosystem, leveraging our capabilities across strategy, technology, design, engineering and business operations. The Group reported 2024 global revenues of €22.1 billion.
Make it real | www.capgemini.com

Ref. code:  452884
Posted on:  8 Apr 2026
Experience Level:  Experienced Professionals
Contract Type:  Permanent
Location: 

Wrocław, PL Gdańsk, PL Wrocław, PL Poznań, PL

Brand:  Capgemini
Professional Community:  Software Engineering

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