Exadel inc

Middle Software Engineer (.NET)

Poland Full Time

Why Join Exadel 

We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks.

From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next.

What powers it all? Our people are ambitious, collaborative, and constantly evolving.

About the Client  

Global IT distributor and solutions aggregator that connects technology vendors with resellers and system integrators. The company provides a broad portfolio of hardware, software, cloud solutions, and services, helping partners design, deploy, and manage IT solutions for their customers.

What You’ll Do  

  • Develop and maintain backend services using C# and .NET / ASP.NET Core
  • Write clean, maintainable, and efficient code following best practices
  • Participate in designing and implementing RESTful APIs
  • Work with asynchronous programming (async/await) and ensure proper handling of concurrent operations
  • Use Dependency Injection and understand service lifetimes (Singleton, Scoped, Transient)
  • Contribute to improving performance, scalability, and reliability of applications
  • Work with SQL databases and MongoDB, including writing queries and optimizing data access
  • Participate in data migration tasks (SQL → MongoDB is a plus)
  • Understand and work within the ASP.NET Core request pipeline and middleware
  • Implement logging, monitoring, and basic observability practices
  • Collaborate within an Agile / Scrum team
  • Communicate effectively with team members and stakeholders

What You Bring  

  • 3+ years of professional software development experience with C# and .NET
  • Solid understanding of OOP principles, including interfaces vs abstract classes
  • Experience with async/await and asynchronous programming concepts
  • Good knowledge of Dependency Injection patterns
  • Understanding of relational vs NoSQL database concepts
  • Experience with SQL databases and MongoDB
  • Ability to analyze and debug code, identify logical and performance issues
  • Familiarity with cloud platforms (AWS, Azure, or GCP)
  • Experience working in Agile / Scrum environments
  • Strong problem-solving and communication skills

English level 

Upper-Intermediate

Legal & Hiring Information 

  • Exadel is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more
  • Reasonable accommodations are available to enable individuals with disabilities to perform essential functions
  • Please note: this job description is not exhaustive. Duties and responsibilities may evolve based on business needs

Your Benefits at Exadel 

Exadel benefits vary by location and contract type. Your recruiter will fill you in on the details.

  • International projects
  • In-office, hybrid, or remote flexibility
  • Medical healthcare
  • Recognition program
  • Ongoing learning & reimbursement 
  • Well-being program
  • Team events & local benefits 
  • Sports compensation 
  • Referral bonuses 
  • Top-tier equipment provision

Exadel Culture

We lead with trust, respect, and purpose. We believe in open dialogue, creative freedom, and mentorship that helps you grow, lead, and make a real difference. Ours is a culture where ideas are challenged, voices are heard, and your impact matters.