Senior Developer (C# /.Net)

Experteer Overview In this senior role, you will shape and deliver robust .NET software for electronic trading workflows on AWS.You’ll own demanding platform components and contribute to a greenfield fixed income trading platform.You’ll work with cross-functional teams to align delivery with business priorities, while raising engineering standards for reliability, testing, and operations.This is a chance to impact a high-profile, production?grade system in a global consulting group.Compensaciones / Beneficios * Architect, develop and maintain .NET components across the delivery lifecycle * Own technically demanding platform components for resilience, maintainability, and scalability * Apply sound engineering judgement across architecture, design, implementation, testing and operations * Collaborate with trading, product, architecture, infrastructure and partner tech teams * Advance engineering standards: test automation, observability, secure coding, CI/CD and release management Responsabilidades * Expert command of C# and .NET/.NET Core with solid OO/ SOLID design and clean architecture * Experience building ASP.NET Core Web APIs and REST services in production * Advanced knowledge of multi-threading, async programming, performance optimization, distributed systems * Experience with SQL and NoSQL databases, data modelling and ops support * Docker/containerization and modern deployment approaches * Proven ability to deliver API-driven microservices architectures * Automated testing expertise (NUnit, Moq, Cucumber) across unit/integration/BDD * Messaging/event-driven tech (RabbitMQ, TIBCO, SignalR or similar) * CI/CD and version control (Git, TeamCity or equivalent) * Agile delivery experience and live production system support (reliability, monitoring) * Advanced English; Spanish a plus Requisitos principales * Remote location in Spain * Private medical insurance * Life insurance * Lunch and transport card * Online language classes * Professional growth opportunities

NET Core with solid OO/ SOLID design and clean architecture * Experience building ASP.NET Core Web APIs and REST services in production * Advanced knowledge of multi-threading, async programming, performance optimization, distributed systems * Experience with SQL and NoSQL databases, data modelling and ops support * Docker/containerization and modern deployment approaches * Proven ability to deliver API-driven microservices architectures * Automated testing expertise (NUnit, Moq, Cucumber) across unit/integration/BDD * Messaging/event-driven tech (RabbitMQ, TIBCO, SignalR or similar) * CI/CD and version control (Git, TeamCity or equivalent) * Agile delivery experience and live production system support (reliability, monitoring) * Advanced English; Spanish a plus Requisitos principales * Remote location in Spain * Private medical insurance * Life insurance * Lunch and transport card * Online language classes * Professional growth opportunities