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Lead Software Engineer (.Net + AWS)

Exadel
On-site
Poland

We are looking for a Lead Software Engineer who is ready to make an impact. In this role, you’ll help design and deliver a scalable, high-performing solution built to grow. You’ll work side by side with a skilled team, bring your ideas to life, and see the difference your work makes, right from day one.

Work at Exadel - Who We Are

We don’t just follow trends—we help define them. For 25+ years, Exadel has transformed global enterprises. Now, we’re leading the charge in AI-driven solutions that scale with impact. And it’s our people who make it happen—driven, collaborative, and always learning.

About Our Customer

The customer is the leading European provider of e-tendering, procurement systems, and information between buyers and suppliers. The European government is a major user of their services.

Project Tech Stack

C#, MSSQL, Elasticsearch, AWS, React

Requirements

  • Strong .NET (C#) Tech Lead with recent hands-on developer experience, preferably in a setup with multiple feature teams working together to extend and improve a product
  • Microservice and SAAS experience 
  • AWS experience extending beyond doing EC2 + S3 + RDS, and including work with both services and devops parts 
  • Proficiency in design, code, and implementation of software
  • Ability to provide application support, including problem research, analysis, resolution, and on-call support

Nice to Have

  • Opensearch/Elasticsearch skills
  • Frontend experience (React and Microfrontends)

English level

Intermediate+

Responsibilities

  • Lead technical decisions and provide hands-on support throughout the project lifecycle
  • Write clean, efficient .NET code that meets quality standards
  • Build and maintain unit tests and code that adheres to coding standards
  • Collaborate closely with a distributed team: communicate clearly, share knowledge, and work together to solve challenges
  • Stay in touch with the customer, providing updates and aligning on needs
  • Suggest and drive improvements in the platform and development process
  • Optimize the application for maximum speed and scalability
  • Implement  best practices for security and data protection
  • Identify, monitor, and resolve project-related issues