Senior .NET Developer

Athens, GreeceFull-timePosted Jan 28, 2026

Working model: Hybrid | Type: Full-time

Accepted is a software and digital transformation services firm helping clients accelerate innovation in Finance, Energy, Gaming, Telco, and beyond. With 20+ years of engineering excellence, we’re known for building outcome-driven solutions and high-performing teams that feel like part of your own.

We’re looking for a Senior .NET Developer to strengthen our hybrid delivery teams.

What You’ll Do

  • Design, build, and maintain backend functionality using C# and .NET Framework;
  • Implement document ingestion and OCR workflows for various file formats, such as PDFs, images, and office documents;
  • Integrate OCR output with OpenAI / AI-based services to extract, interpret, summarize, and structure document information;
  • Build reliable API integrations with external services;
  • Handle file processing, validation, error handling, logging, and response generation;
  • Contribute to the technical design of AI-assisted document processing features.

Requirements

What You’ll Bring

  • 5+ years of professional experience in C# development;
  • Strong hands-on experience with .NET Framework;
  • Experience building backend services, APIs, or desktop/server-side applications in C#;
  • Knowledge of OCR concepts and document parsing workflows;
  • Experience integrating with AI services or LLM APIs, preferably OpenAI;
  • Good understanding of HTTP, REST APIs, JSON, authentication, and external service communication;
  • Security-conscious mindset and troubleshooting skills;
  • A degree in Computer Science or related field.

Benefits

Why Accepted

  • Competitive compensation aligned with your experience and skills;
  • Annual bonus scheme linked to company performance;
  • Private medical, dental, and life insurance coverage;
  • Ongoing professional development through training and certifications;
  • Structured mentoring to support your growth and advancement.

Your Next Step

Apply today and grow with a company where innovation, trust, and excellence come together. All applications are confidential. We are proud to be an Equal Opportunity Employer.

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