core code io

As a Tech Lead you will play a key role in shaping how we build and scale our product. You will work closely with a high impact engineering team, combining hands‑on development with tech leadership, architectural decisions and mentoring. This is a hands‑on role: you will write code, set the technical direction for your area. Your responsibilities:Guide...

Senior Full Stack Software Developer - FinTech Platform At Shakers, we're partnering with a company building a next-generation financial services platform to bring on a Senior Full Stack Software Developer. It's a hands-on role with real ownership over core systems, working two days a week from a Madrid office in Retiro. ¿The team is building out the core...

Capitole, en Madrid, busca un/a Desarrollador .Net para un proyecto de alto impacto centrado en modernizar aplicaciones críticas de negocio. Se valora +4 años de experiencia en .NET Core y VB.NET, con sólida base en OOP/OOD, patrones de diseño y pruebas.Trabajarás en un entorno Agile, participando en diseños, code reviews y mejoras continuas, con 3...

Nextlane is seeking a Senior Backend Engineer to build scalable backend services in C#/.NET Core, deployed in cloud environments.Siga leyendo para comprender completamente lo que este trabajo requiere en cuanto a habilidades y experiencia. Si su perfil encaja, presente su candidatura.You will implement secure REST APIs, write clean code, and contribute to...

Are you ready to trade your job for a journey? Become a FlyMate!Passion, excitement & global collaboration are all core to what it means to be a FlyMate. At Flywire, we’re on a mission to deliver the world’s most important and complex payments. We use our Flywire Advantage - the combination of our next‑gen payments platform, proprietary payment network...

Siemens Software in Spain hires a Java UI Developer to join the Java Framework team, building and evolving the Java-based client infrastructure across API and UI layers for Simcenter STAR-CCM+. You will collaborate with Core Framework colleagues to deliver robust desktop solutions for Linux and Windows. You’ll work in a hybrid environment, contribute to a...

Lighthouse in Spain (Barcelona) is seeking a Senior Software Engineer to join the Pricing Innovation team. You will build end-to-end features for our core pricing manager system, collaborating with engineers, data scientists, and product managers to drive revenue growth for hospitality clients. You’ll work with Go, Python/Django, React, and Ember.js,...

Flywire is seeking an Application Support Engineer II based in Valencia to serve as the technical bridge between internal operations and core Engineering squads. You’ll tackle Tier-2 bugs with a developer’s mindset, read source code, and collaborate with frontend/backend teams to stabilize the global platform. The role emphasizes AI-driven automation,...

B. Braun Medical, S.A. in Spain is seeking a Backend Expert to own and evolve backend services using C# and .NET Core, and to design scalable data schemas in PostgreSQL, with interest in Time Series data (TimescaleDB). You will implement asynchronous messaging with brokers, contribute in Scrum/Kanban ceremonies, and collaborate with Jira and Git/GitHub for...

Playson is seeking a Senior Backend Developer who thrives in a deeply hands-on environment and enjoys being close to the code daily. Focus on building, optimising, and scaling backend services for a high-load system where performance and reliability are critical. You’ll tackle complex real-time challenges at the platform core, improving latency, ensuring...

Flywire is seeking an Application Support Engineer II in Valencia who combines a developer mindset with a passion for AI-driven efficiency. You will triage Tier-2 bugs by examining code, logs, and data flows, acting as a bridge between operations and core Engineering squads. You'll leverage AI tools to automate workflows, document complex system behaviors,...

Welcome to DKB Code Factory. Join DKB Code Factory as an iOS Engineer!Are you passionate about building high-quality iOS apps? Do you enjoy designing scalable architectures, creating reusable components, and delivering impactful features from scratch? At DKB Code Factory, we’re looking for someone who doesn’t just code, but helps lay the foundation for...

Desde KENOS Technology buscamos un/a Fullstack .NET + Angular con mínimo 5 años de experiencia en arquitecturas basadas en microservicios, mensajería asíncrona y entornos cloud-native (Azure/Kubernetes).Funciones:Desarrollo end-to-end de aplicaciones fullstack utilizando .NET Core, C# y Angular.Diseño y evolución de microservicios y APIs RESTful...

¿Te apasiona el desarrollo backend, la tecnología industrial y la energía eólica? Desde Ferchau Bilbao, buscamos un Senior Back-End Developer (.NET) para unirse a nuestro equipo internacional, donde diseñarás, desarrollarás y mantendrás microservicios .NET Core dentro del ecosistema Industrial IoT (IIoT), orientados a la operación de aerogeneradores...

¿Te apasiona el desarrollo backend, la tecnología industrial y la energía eólica? Desde Ferchau Bilbao, buscamos un Senior Back-End Developer (.NET) para unirse a nuestro equipo internacional, donde diseñarás, desarrollarás y mantendrás microservicios .NET Core dentro del ecosistema Industrial IoT (IIoT), orientados a la operación de aerogeneradores...

Application Support Engineer II (Dev & AI Tech Enthusiast) We are looking for an Application Support Engineer II with a developer's mindset and a passion for AI-driven efficiency—someone who looks at a Tier‑2 bug and wants to read the source code to understand why it broke. Based in our Valencia hub, you will act as the crucial technical bridge between...

Qorvo (Nasdaq: QRVO) supplies innovative semiconductor solutions that make a better world possible. We combine product and technology leadership, systems-level expertise and global manufacturing scale to quickly solve our customers' most complex technical challenges. Qorvo serves multiple high-growth segments of large global markets, including consumer...

Sateliot is a Barcelona-based satellite company with one goal: connect everything, everywhere. Founded in 2018, we've built the first satellite constellation that lets standard commercial devices communicate directly from space. Our technology bridges the gaps that terrestrial networks will never reach, bringing affordable and secure connectivity to...

Cognizant is seeking an App Support Lead with 7 to 8 years of ITIL experience to design, develop and maintain enterprise-level applications in a hybrid work model. The role will play a pivotal part in delivering high-quality solutions that align with business objectives and contribute to the organization's success.You will apply J2EE, Core Java and PL/SQL to...

THE WORK: Explore opportunities to build knowledge and support the group while engaging in problem solving discussions. This role will involve developing expertise in Core Banking, fostering growth and collaboration. We invite you to join us in this exciting journey of learning and contribution. Collaborate with application and business process architects to...