Senior .NET Developer
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Senior .NET Developer
Location
Sofia, Bulgaria
Experience
Senior
Posted
Jul 18, 2026
Apply by
August 17, 2026
Applicants
0
Early applicantEasy applyFull-timeWork from Office
Job Description
At DIGITALL we don't just deliver technology we deliver the future! We are explorers, knowledge-hunters, tech geeks, problem solvers and game changers who want to inspire and be inspired. Our DIGITALL people are always one step forward: working with top-notch technologies, creating innovations ahead of the market trends, sharing the passion for discovering better ways. As a human-centric organization, our teams are built on mutual respect and open communication, allowing everyone to be authentic, express ideas and unleash their potential. We are proud of our DIGITALL bright minds and never stop developing their skills to keep pushing boundaries together and do what we love. DIGITALL operates globally with a team of 1000 experts in 16 locations across 8 countries.
The team develops mission-critical platforms supporting business operations and country programs and is seeking a Senior .NET Developer who combines deep technical expertise with strong leadership capabilities to design and deliver enterprise-grade solutions and guide development teams through complex implementations.
## This is your job:
- Design, develop, and maintain enterprise applications using Microsoft .NET technologies.
- Lead the delivery of complex software features and system enhancements from concept through production deployment.
- Perform detailed code reviews and establish development quality benchmarks.
- Collaborate in technical design sessions and collaborate with architects, product owners, and business stakeholders.
- Guide development teams in implementing scalable, secure, and maintainable solutions.
- Design and implement integrations with enterprise systems, APIs, messaging platforms, and cloud services.
- Drive adoption of engineering best practices, including automated testing, CI/CD, DevSecOps
- Diagnose and resolve complex application, performance, and production issues.
- Contribute to system modernization initiatives and technical roadmap planning.
## Your qualifications:
Required Qualifications
- Bachelor's or Master's degree in Computer Science, Software Engineering, or a related discipline.
- Minimum 5 years of professional software development experience.
- Demonstrated experience leading development teams and major technical initiatives.
Technical Competencies
- Expert knowledge of C#, .NET 8+, ASP.NET Core, Web APIs, Entity Framework, and modern software architecture patterns.
- Experience with Azure cloud services and cloud-native application development.
- Experience with messaging technologies, distributed systems, and event-driven architectures.
- Strong knowledge of relational databases, data modeling, and performance tuning.
- Experience with Azure DevOps, Git, CI/CD pipelines, and automated testing frameworks.
Non-Functional Expertise
- Deep understanding of scalability, reliability, resiliency, and fault-tolerant system design.
- Strong knowledge of application security, identity management, and secure development practices.
- Experience implementing monitoring, telemetry, observability, and operational support frameworks.
- Experience designing highly available and maintainable systems capable of supporting large-scale business operations.
Leadership Competencies
- Proven ability to work in distributed development teams and technical workstreams.
- Strong mentoring and coaching skills.
- Experience conducting solution and code reviews
- Ability to communicate complex technical concepts to technical and non-technical stakeholders.
- Demonstrated ownership and accountability for solution quality and successful delivery outcomes.
Preferred Qualifications
- Experience delivering solutions in large international organizations.
- Experience working within SAFe teams.
- Microsoft Azure certifications.
- Experience with enterprise integration platforms, APIs, and cloud-based architecture.
- Strong analytical, problem-solving, and stakeholder engagement skills.
- Experience supporting mission-critical production systems and driving continuous improvement initiatives.
## Organizational information:
- All applications will be treated in strict confidentiality
- Please note that only shortlisted candidates will be invited to an interview
Key Responsibilities
- Design, develop, and maintain enterprise applications using Microsoft .NET technologies.
- Lead the delivery of complex software features and system enhancements from concept through production deployment.
- Perform detailed code reviews and establish development quality benchmarks.
- Collaborate in technical design sessions with architects, product owners, and business stakeholders.
- Guide development teams in implementing scalable, secure, and maintainable solutions.
- Design and implement integrations with enterprise systems, APIs, messaging platforms, and cloud services.
- Drive adoption of engineering best practices, including automated testing, CI/CD, and DevSecOps.
- Diagnose and resolve complex application, performance, and production issues.
- Contribute to system modernization initiatives and technical roadmap planning.
Requirements
- Bachelor's or Master's degree in Computer Science
- Software Engineering
- or a related discipline
Skills Required
C#.NET 8+ASP.NET CoreWeb APIsEntity FrameworkAzure cloud servicesMessaging technologiesDistributed systemsEvent-driven architecturesRelational databasesData modelingPerformance tuningAzure DevOpsGitCI/CD pipelinesAutomated testing frameworksLeadershipMentoringCoachingCommunicationProblem solvingAccountabilityEnterprise integration platformsCloud-based architectureAnalytical skillsStakeholder engagement
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