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Role Description

We are looking for an experienced C# .NET Developer to support the migration of legacy jobs into a modern data platform environment. The role is backend-focused and requires strong analytical skills, particularly in understanding existing job logic and transforming it into scalable, cloud-based solutions. You will play a key role in ensuring accurate data processing and contributing to the further development of a new data platform architecture. The position combines hands-on development with requirements analysis and optimization tasks. Cloud infrastructure experience, especially within AWS environments, is essential. This is a long-term contract opportunity for a technically strong and detail-oriented developer.

Details

• Location: Fully Remote (onsite in Essen possible by arrangement)
• Work Model: Remote
• Employment Type: Contract, Full-time
• Start Date: ASAP
• Duration: 10 months+ (extension possible)
• Language Requirements: English – Fluent

Key Responsibilities

• Migrate existing jobs from a legacy system to a new platform
• Analyze and understand existing job logic and data flows
• Implement transformations and redesign processes within the new system
• Ensure correct and reliable data processing
• Contribute to the development and continuous improvement of the new data platform
• Support requirements management, system maintenance, and optimization initiatives

Requirements

• Strong experience as a C# .NET Developer (backend-focused)
• Hands-on experience with AWS infrastructure (EC2, ECS, S3, Lambda)
• Strong analytical skills, especially in data-driven environments
• Solid understanding of ETL processes
• Strong SQL Server and database expertise
• Experience working with cloud-based data processing systems
• Structured and solution-oriented working style
• Fluent English

Nice to Have

• Experience with WinForms
• Experience with Azure DevOps pipelines
• Trading domain knowledge
• Experience integrating AI-based data or tooling solutions
• Hands-on experience with VB6