Senior Developer (C /.Net)

OverviewIn 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 / BeneficiosRemote location in SpainPrivate medical insuranceLife insuranceLunch and transport cardOnline language classesProfessional growth opportunitiesResponsabilidadesArchitect, develop and maintain .NET components across the delivery lifecycleOwn technically demanding platform components for resilience, maintainability, and scalabilityApply sound engineering judgement across architecture, design, implementation, testing and operationsCollaborate with trading, product, architecture, infrastructure and partner tech teamsAdvance engineering standards: test automation, observability, secure coding, CI/CD and release managementRequisitos principalesExpert command of C# and .NET/.NET Core with solid OO/ SOLID design and clean architectureExperience building ASP.NET Core Web APIs and REST services in productionAdvanced knowledge of multi-threading, async programming, performance optimization, distributed systemsExperience with SQL and NoSQL databases, data modelling and ops supportDocker/containerization and modern deployment approachesProven ability to deliver API-driven microservices architecturesAutomated testing expertise (NUnit, Moq, Cucumber) across unit/integration/BDDMessaging/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 plusCollaborates effectively with cross-functional teamsRigorous, yet pragmatic engineering judgmentStrong ownership and proactive issue resolutionC#/.NET CoreASP.NET Core Web APIMicroservices architecture

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 / BeneficiosRemote location in SpainPrivate medical insuranceLife insuranceLunch and transport cardOnline language classesProfessional growth opportunitiesResponsabilidadesArchitect, develop and maintain . NET components across the delivery lifecycleOwn technically demanding platform components for resilience, maintainability, and scalabilityApply sound engineering judgement across architecture, design, implementation, testing and operationsCollaborate with trading, product, architecture, infrastructure and partner tech teamsAdvance engineering standards: test automation, observability, secure coding, CI/CD and release managementRequisitos principalesExpert command of C# and . NET/. NET Core with solid OO/ SOLID design and clean architectureExperience building ASP.NET Core Web APIs and REST services in productionAdvanced knowledge of multi-threading, async programming, performance optimization, distributed systemsExperience with SQL and NoSQL databases, data modelling and ops supportDocker/containerization and modern deployment approachesProven ability to deliver API-driven microservices architecturesAutomated testing expertise (NUnit, Moq, Cucumber) across unit/integration/BDDMessaging/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 plusCollaborates effectively with cross-functional teamsRigorous, yet pragmatic engineering judgmentStrong ownership and proactive issue resolutionC#/. NET CoreASP.NET Core Web APIMicroservices architecture