Senior .NET Engineer at Avenga – София | Jobyssey

This is us

At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our 6000+ specialists provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX and Ul design, managed services, product development, and software development.

This is you

Strong expertise in C#, .NET Framework, and .NET Core/.NET
Hands-on background with Angular, TypeScript, and modern frontend development
Proficiency in REST APIs, Microservices, and Service-Oriented Architecture
Practical knowledge of Microsoft Azure, including App Service, Functions, Storage, Key Vault, Azure SQL, Service Bus, Event Grid, and API Management
Solid understanding of cloud-native application development
Proven background in CI/CD, Git-based development workflows, and release management
Hands-on proficiency with GitHub Actions and GitHub Advanced Security
Knowledge of Infrastructure as Code (IaC) using Terraform and Bicep
Practical experience with unit testing, integration testing, and contract testing
Proficiency in Test-Driven Development (TDD)
Strong understanding of software architecture and design patterns
Knowledge of secure software development practices
Hands-on experience with logging, monitoring, and operational support
Familiarity with AI-assisted development, including GitHub Copilot, Claude Code, and AI-First Engineering
Strong knowledge of Git, source control, and branching strategies
Working knowledge of Python and PowerShell scripting
Background in technical leadership and mentoring
Ability to work effectively within Agile software development environments
Strong skills in technical documentation and technical decision management
Background in production support and incident troubleshooting
Commitment to continuous improvement and engineering best practices

This is your role

Designing, developing, and modernizing enterprise applications using .NET/C# and Angular
Building end-to-end solutions including architecture, APIs, backend services, frontend components, integrations, testing, deployment, and operational support
Migrating and modernizing legacy applications using pragmatic and incremental approaches
Designing clean, maintainable, and testable software architectures
Developing secure-by-design solutions with automated testing, monitoring, secret management, dependency management, and least-privilege access controls
Implementing and maintaining CI/CD pipelines, deployment strategies, and environment promotion processes
Collaborating with development teams through code reviews, architectural discussions, and technical mentoring
Creating technical documentation, interface specifications, architectural decisions, and operational runbooks
Applying AI-assisted development practices to accelerate coding, testing, documentation, and code review activities
Troubleshooting production issues and supporting application reliability and operational excellence
Contributing to software engineering standards, delivery improvements, and continuous modernization initiatives

What awaits you at Avenga?

Through our values, Better Minds, Bolder Ideas, and Bigger Hearts, we strive to provide you with the tools, autonomy, trust, and assistance you need to excel. Enjoy benefits like private health insurance, well-being programs, flexible and hybrid work models, laptops and gear, training, language classes, social events, great offices, and more.

At Avenga, everyone matters. We provide equal opportunities in recruitment, career development, and leadership, regardless of race, ethnicity, gender identity, sexual orientation, disability, age, religion, or any other characteristic. We are committed to fostering a work environment where our diverse community of employees, candidates, and business partners actively shapes our growth. By bringing together people from different backgrounds and experiences, we build a workplace where everyone feels free to be themselves while honoring the boundaries of others.

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