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Senior Software Engineer (.Net)

AT Exadel
Exadel

Senior Software Engineer (.Net)

Sofia, Bulgaria

We are looking for a Senior Software Engineer (.NET) 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 closely with a skilled team, bring your ideas to life, and make a real impact 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 the Customer

The world's largest human resources consulting firm is headquartered in New York City and has branches in 40+ countries. Over 25,000 employees operate internationally in more than 130 countries, and its services are used by 97% of Fortune 500 companies.

Requirements

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  • 5+ years of background in .NET development with a focus on ASP.NET 4.7.2
  • Proficiency in Bootstrap 5.3 and front-end development
  • Skills in SQL Server 2019, including query optimization and database design
  • Deep understanding of software architecture principles, design patterns, and best practices
  • Competency in RESTful API development and integration
  • Problem-solving skills with the ability to troubleshoot and debug complex issues
  • Familiarity with CI/CD pipelines and version control systems (Git)
  • Experience working in Agile/Scrum teams
  • A proactive mindset, taking ownership of tasks, and suggesting improvements to enhance project success

Nice to Have

  • Practice in modern .NET frameworks (.NET Core or .NET 6/7)
  • Knowledge of containerization (Docker, Kubernetes)
  • Familiarity with cloud platforms (Azure, AWS, or GCP)
  • Experience with unit testing and test automation

English level

Upper-Intermediate

Responsibilities

  • Design, develop, and maintain web applications using ASP.NET 4.7.2
  • Collaborate with cross-functional teams to implement scalable, maintainable, and efficient software solutions
  • Develop responsive and user-friendly UI components using Bootstrap 5.3
  • Optimize and maintain SQL Server 2019 databases, including writing and optimizing complex queries, stored procedures, and indexing strategies
  • Conduct code reviews, ensure best coding practices, and mentor junior developers
  • Work closely with business analysts and stakeholders to gather requirements and translate them into technical solutions
  • Ensure high performance, scalability, and security of applications
  • Participate in agile development processes, including sprint planning, daily stand-ups, and retrospectives
  • Debug and troubleshoot application issues, ensuring smooth system operation
  • Take a proactive approach to identifying areas of improvement in the codebase, development process, and overall system architecture
Client-provided location(s): Sofia, Bulgaria; Hungary; Lithuania; Poland
Job ID: 5491601004
Employment Type: Other