Senior Developer (C# / .NET)

About the role

Talan, an international consulting group focused on innovation and business transformation through technology, is hiring a Senior Developer (C# / .NET) in Málaga. You will take a hands-on part in building a new greenfield platform for electronic trading and pricing workflows, developed on AWS and using modern .NET technologies, where reliability and production-ready delivery are central.

Key responsibilities

• Architect, develop and maintain reliable .NET software components throughout the delivery lifecycle.
• Own technically demanding platform components directly, keeping them resilient, maintainable, scalable and well documented.
• Apply sound engineering judgement across architecture, design, implementation, testing and operations.
• Work closely with trading, product, architecture, infrastructure and partner teams so solutions match business priorities.
• Help strengthen engineering standards, including test automation, observability, secure coding, CI/CD and release management.

Required profile

• Expert command of C# and .NET/.NET Core, with object-oriented design, SOLID principles and clean architecture.
• Substantial background in ASP.NET Core Web APIs and RESTful services in production.
• Experience with SQL and NoSQL databases, containerisation (e.g. Docker) and API-driven microservices.
• Rigorous automated testing (unit, integration, BDD) with tools such as NUnit, Moq and Cucumber.
• Experience with messaging and event-driven architectures (RabbitMQ, TIBCO, SignalR).
• CI/CD and version control (Git, TeamCity) and Agile delivery experience.
• Background supporting live production systems and troubleshooting incidents.
• Advanced English required; Spanish is a plus.

What we offer

• Full-time permanent employment or contractor mode, with remote work in Spain (other EU or Latin American countries considered).
• Professional growth and learning opportunities in a multicultural, international team.
• Benefits including private medical insurance, life insurance, lunch and transport card, and online language classes.