Senior Software Developer

About the role

Karadeniz Holding is seeking a Senior Software Developer to join its Information Technology department at the Istanbul headquarters. The role focuses on building and maintaining enterprise‑level applications and services supporting the Group’s energy and shipbuilding operations.

Key responsibilities

• Develop and maintain back‑end services and enterprise applications using .NET/C#.
• Design, optimise and manage SQL Server databases, writing complex queries and stored procedures.
• Build and enhance front‑end components with React.
• Implement integrations via RESTful APIs, XML Web Services and enterprise integration patterns.
• Use ORM tools such as Entity Framework and Dapper for data access.
• Participate in architectural design, technical analysis and solution design activities.
• Contribute to Agile ceremonies and own assigned tasks to improve internal platforms.

Required profile

• Bachelor’s degree in Computer Science, Software Engineering or a related field.
• Minimum 5 years of professional software development experience.
• Strong analytical thinking, problem‑solving skills and a proactive mindset.
• Ability to collaborate with business teams, IT teams, vendors and cross‑functional stakeholders.

Required skills

• .NET / C#
• React
• SQL Server (complex queries, stored procedures, performance tuning)
• RESTful APIs and XML Web Services
• Entity Framework, Dapper
• Git (branching, merging, pull requests, code reviews)
• Agile/Scrum methodology
• RabbitMQ, Redis, MongoDB, Graylog (preferred)
• Azure services, Azure DevOps, CI/CD pipelines (preferred)
• No‑Code/Low‑Code tools for workflow automation

What we offer

• Hybrid working opportunity
• One day off on your birthday
• Comprehensive private health insurance
• Professional and personal training & development opportunities
• Exclusive employee discounts and campaigns