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    • 13,503+ Fullstack Developer Reactts Java Spring Boot Jobs in Madrid, Spain — Local Employers Hiring June 2026

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    Senior Software Engineer, Core Services & Integrations

    Grafana Labs, a remote-first company, is seeking an experienced engineer to design and maintain critical backend services and APIs supporting internal and customer-facing workflows. Ideal candidates will have expertise in JavaScript, TypeScript, or Go, and experience with system integrations and CI/CD. This posi ...

    Senior .NET Backend Engineer – Hybrid (Madrid/Barcelona)

    A leading energy solutions provider is seeking a .NET Backend Developer to design and maintain scalable backend systems and APIs in Madrid. The ideal candidate will have at least 5 years of experience with C#, .NET, and relational databases. This role emphasizes collaboration with cross-functional teams and requ ...

    Senior C/C++ Engineer Flexible Hours, Cross Platform

    A leading technology company based in Madrid seeks a skilled software developer proficient in C/C++. Ideal candidates will have over 6 years of relevant experience and advanced degrees in Computer Science or Applied Mathematics. Responsibilities include developing new features, user story elaboration, and partic ...

    Desarrollador .NET Core Innovador, Flexible y Modelo Híbrido

    Una empresa tecnológica innovadora busca un .Net Developer para unirse a su equipo en Madrid. Se requiere experiencia sólida en C# y conocimientos en .Net Core y ASP.Net. Ofrecen contrato indefinido, horario flexible y un modelo híbrido de trabajo. Se valoran buenas prácticas de desarrollo y trabajo con bases de ...

    Hybrid Growth & Partnerships Lead for People Tech

    A growing People Tech company in Madrid seeks an experienced Business Developer to identify new business opportunities and drive the company's commercial strategy. This role involves managing the sales funnel, collaborating with marketing, and preparing performance reports. The ideal candidate has over 5 years o ...

    LLM Pre Training Research Engineer — Train from Scratch

    A leading software development company in Madrid is seeking a Research Engineer to contribute to the development of Large Language Models. In this role, you will train models on a large GPU cluster, supporting coding tasks and integrating AI capabilities into products. Ideal candidates will have a strong backgro ...

    DevOps Engineer — AWS, Kubernetes, Remote

    Shopfully is looking for a DevOps Engineer to join their Engineering team in Madrid, Spain. In this hands-on role, you'll build reliable infrastructure on AWS, automate workflows, and support developer productivity. The position offers a flexible hybrid work model, empowering you to choose where you work most ef ...

    Data Warehouse Engineer (ETL/Modeling) – Hybrid/Remote

    Vodafone Group Plc is seeking a skilled Data Modeler / Data Engineer / ETL Developer in Madrid, Spain. This role involves designing, building, and maintaining data warehouse solutions on Google Cloud Platform while ensuring seamless data integration and quality. The ideal candidate will possess 3+ year ...

    Senior Software Engineer 5G Core & Real Time Systems

    Ericsson GmbH is seeking a Senior Software Developer in Madrid to develop new functionalities for 5G Core Network. The role involves working in a cross-functional team and participating in all phases from analysis to deployment. The ideal candidate will have a degree in Computer Science or Telecommunic ...

    Mid Senior Python Engineer Scalable Backend, Remote

    A leading technology firm is looking for a Python Developer in Madrid. This role requires over 5 years of experience in backend systems at scale, utilizing technologies like AWS and Kubernetes. The ideal candidate must have strong communication skills to collaborate effectively with an international team. Benefi ...

    Front End Engineer: Build the Future of Online Learning

    A pioneering online education company is seeking a talented front-end developer to work on innovative web applications. You will design, develop, and maintain web applications deployed to cloud infrastructure, collaborating closely with your team to create effective solutions. Ideal candidates will have a BSc/MS ...

    AI Backend Engineer: LLMs & Agent Orchestration

    Publicis Groupe ANZ is seeking an AI Developer in Madrid to design and build backend architecture for conversational agents and LLM-based systems. You will be responsible for developing APIs, integrating with foundational models, and ensuring scalable architecture. The ideal candidate should have strong Python s ...

    EV Platform Growth & Partnerships Lead

    Zunder busca un/a Platform Services Business Developer para liderar nuestra expansión en la movilidad eléctrica. En esta función, colaborarás con un equipo multidisciplinar y te enfocarás en la captación de nuevos clientes y el desarrollo de partenariados estratégicos. Buscamos a alguien con experienci ...

    Remote .NET Core Backend Engineer

    FRG Technology Consulting is offering an exciting opportunity as a Back/.NET Core Developer in a fully remote role. This permanent position allows you to harness your skills in .NET while contributing to innovative projects. The ideal candidate will have a strong foundation in .NET, and a passion for d ...

    C++ Software Engineer – Real Time Mass Spectrometry

    MESTRELAB RESEARCH in Madrid is looking for a C++ Software Developer to advance the technology behind mass spectrometers. You will design and enhance the acquisition engine that directly affects measurements, data handling, and instrument performance. Ideal candidates have a degree in Computer Science, ...

    Senior .NET Architect & Azure Lead

    Pluxee in Madrid seeks an experienced .NET Developer to design, implement, and maintain secure applications. You'll work with SQL Server and Azure services to create innovative solutions that engage employees effectively. With a focus on leadership and collaboration, this role requires a Bachelor's deg ...

    Node.js Backend Engineer Scalable DataManager API

    vwd Vereinigte Wirtschaftsdienste GmbH seeks a skilled Node.js developer to enhance their DataManager API. Located in Madrid, you will collaborate with a dynamic team to deliver efficient server solutions, ensuring high performance and quality. The ideal candidate will have a Computer Science degree or ...

    Remote Python Backend Engineer (Aviation)

    Nuvolar Works is seeking a skilled Python Developer to work on mission-critical aviation platforms. The role involves developing backend services using Python, collaborating in Agile teams, and ensuring code quality. You will engage in a flexible, fully remote work environment based in Spain, contribut ...

    Senior Technical Product Manager: CI/CD for Game Dev

    Electronic Arts is seeking a Senior Technical Product Manager to join their Game Development Experience team in Madrid. This role involves driving innovation to enhance game development workflows. With over 5 years of product management experience, the ideal candidate will collaborate closely with game ...

    Senior .NET Backend Engineer Azure Microservices

    Tata Consultancy Services is seeking a skilled backend developer in Madrid. In this role, you will design and maintain backend services using C# and .NET, work on event-driven architecture, and develop cloud-native applications on Azure. With a focus on microservices, you should have at least 8 years o ...

    Desarrollador Comercial España & Portugal: Leads y CRM

    Daze busca un Business Developer para España y Portugal, responsable de generar nuevos leads y construir relaciones con clientes en el sector de movilidad eléctrica. El candidato ideal tendrá 2-3 años de experiencia en desarrollo de negocios y será fluido en portugués y español. Se ofrece un entorno ág ...

    AI‑Driven Full Stack Engineer (Angular/Node)

    Bdeo is seeking a Full Stack Developer to design and maintain innovative web applications. You will work in an AI-first development environment, collaborating with cross-functional teams to enhance our platform. The ideal candidate possesses strong skills in Angular, TypeScript, Node.js, and AI tools, ...

    Remote Full Stack ASP.NET Engineer (IIS)

    IQVIA Argentina is looking for an experienced Web Developer in Madrid, Spain to design, develop, and support IIS-hosted applications. The role involves working across the application stack, ensuring high quality, security standards, and compliance. The ideal candidate will have a Bachelor's Degree in C ...

    Senior Salesforce Architect – Life Sciences & Compliance

    Datamatics-Global-Services-Ltd is seeking an experienced Salesforce Developer / Architect to design and implement scalable Salesforce solutions for the pharmaceutical sector. The ideal candidate will collaborate with business stakeholders to optimize CRM processes while ensuring compliance with industry regul ...

    Senior Talent Consultant 360° – Ingeniería

    Manpower España busca un/a Senior Talent Consultant/Business Developer 360º especializado en Ingeniería para unirse a su equipo en Madrid. El candidato ideal deberá tener experiencia previa como Consultor/a 360º, conocimiento en ventas de servicios de RRHH, y habilidades de negociación para gestionar clientes ...

    Team Lead Front End Engineer – Remote/Hybrid

    A leading crypto company is seeking a Front-End Developer with exceptional JS and CSS skills. Candidates must have at least 3.5 years of recent experience and, ideally, some experience leading junior developers. The company is based in Malta with flexible remote and hybrid options. Fluency in English and familia ...

    AI Solutions Full Stack Engineer Hybrid (Spain)

    A leading Contract Research Organization is seeking a Full Stack Developer to join their Process Improvement team in Madrid. The role involves architecting and maintaining applications using modern technologies like React, Python, and Azure. You must have a Bachelor's in Computer Science, 5+ years of software de ...

    Senior Rails Engineer: Scalable Web Apps & APIs

    A leading tech company in Comunidad de Madrid is seeking an experienced Senior Ruby on Rails Developer. Responsibilities include designing and maintaining web services and applications, collaborating with mobile and QA teams, and managing databases. The ideal candidate has over 5 years of experience with Ruby on ...

    Desarrollador SAP ABAP S/4HANA | Horario Flexible

    Grupo Cuñado – Cunado Group busca un/a SAP ABAP Developer para su sede en Alcalá de Henares. La posición implica el desarrollo y mantenimiento evolutivo en SAP S/4HANA, garantizando la optimización de desarrollos existentes y resolviendo incidencias técnicas. Se requieren más de 3 años de experiencia e ...

    Hybrid PHP Laravel Backend Engineer

    Vermont Solutions busca un/a Backend Developer en Madrid que desee contribuir a un equipo técnico enfocado en la calidad y escalabilidad. El candidato ideal cuenta con más de 2 años de experiencia, dominio en PHP, así como solidez en LAMP Stack y frameworks como Laravel. Esta posición es híbrida, requiriendo asi ...

    Senior Frontend Architect Flexible Schedule, Hybrid

    CH-Bluesign is seeking a Senior Frontend Developer in Madrid to design and maintain high-quality web applications. This role involves collaborating with product managers, designers, and backend engineers to deliver efficient solutions. Candidates should have over 5 years of experience with frameworks like Vue, A ...

    Engineering Manager, OrgStore Blueprint Platform

    A technology company in Madrid seeks an Engineering Manager for the OrgStore Blueprint Team. This role involves leading a team of software engineers to enhance their skills while driving the technical roadmap and ensuring alignment with business objectives. The ideal candidate is an experienced leader knowledgea ...

    Senior IT Integration Engineer .NET, SSIS

    Una empresa de integración de tecnologías busca un IT Integration Senior Developer para diseñar, implementar y soportar integraciones en sus plataformas de Broking. Este rol requiere un mínimo de 5 años de experiencia en desarrollo .NET, SQL Server y herramientas de reporting. Se valoran habilidades de documenta ...

    Hybrid Spark/Scala Backend Engineer (ETL)

    A leading technology company in Madrid is seeking a Spark/Scala Developer to contribute to ETL processes within an Agile environment. The ideal candidate will have a basic knowledge of Spark and Scala, and experience with JIRA is preferred. This position offers flexible working options, allowing you to work from ...

    Spanish GAAP Accountant — Hybrid, Data Driven Partner

    A leading industrial real estate developer in Madrid seeks an Accountant to join the Finance Team. The successful candidate will ensure accurate financial reporting while contributing to process improvements. Responsibilities include preparing journal entries, managing Accounts Payable, and providing financial s ...

    Wind Energy Analytics Engineer – Python

    A leading global assurance and risk management company is looking for a skilled Python Developer to support the evolution of renewable energy technologies. This role involves analyzing AI algorithms, recommending improvements for predictive services, and delivering actionable technical insights. The ideal candid ...

    Senior Salesforce Service Cloud Dev — Remote/Madrid

    Tata Consultancy Services is looking for a Salesforce Service Cloud Senior Developer in Madrid or Lisbon. This role involves developing Service Cloud features, building integrations, managing incidents, and ensuring platform security. Applicants should have 5-7 years of experience with Salesforce technologies in ...

    Graduate FX Sales & Business Development (Madrid)

    Ebury, a leading fintech company, is hiring a Business Developer / FX Sales Associate in Madrid. This role is ideal for enthusiastic recent graduates looking to launch their careers in finance, focusing on driving new business opportunities and connecting with clients. The position offers an uncapped commission ...

    AI Document Processing Backend Engineer

    TransPerfect is seeking a passionate Backend Developer to join our AI team and tackle complex document processing challenges. You'll lead the development of a Python pipeline to convert unstructured PDFs into structured .docx files, ensuring high format fidelity. Candidates should have expert-level Python skills ...

    Strategic Solution Architect Supply Chain Planning

    BOARD Deutschland GmbH is seeking a Solution Developer in Supply Chain Planning to create planning solutions for core use cases like Demand Planning and S&OP. The role requires 2-4+ years of relevant experience, strong analytical skills, and familiarity with planning tools. Key responsibilities include developin ...

    Senior Backend Engineer – Real Time Microservices & Security

    Framework Ventures in Madrid is seeking a talented developer to contribute to the creation of MiningOS and the MDK toolkit for Bitcoin mining. You will utilize agile methodologies and innovative technologies to develop scalable, secure backend services. The ideal candidate has expertise in Node.js and JavaScript ...

    Senior P2P Software Engineer Remote (Electron/React Native)

    Framework Ventures is seeking an experienced full‑stack/mobile/desktop developer in Madrid, Spain. The ideal candidate should have over 5 years of software engineering experience and strong skills in React Native, Electron, and Node.js. You will be responsible for building and maintaining desktop and mobile appl ...

    International Business Development Intern — Madrid

    Amaris Consulting busca un Business Developer Intern para unirse a su equipo en Madrid. Esta posición te permitirá adquirir experiencia práctica en un entorno multicultural, apoyando el desarrollo de negocio y las actividades de reclutamiento a nivel internacional. Las responsabilidades incluyen realiz ...

    Senior Full Stack AI Platform Engineer (Node.js)

    YOPESO Vertriebsgesellschaft mbH is seeking a Senior Full Stack Developer with a focus on Node.js to join their team building an open-source AI conversational platform. This hybrid position requires on-site presence in Madrid 2-3 days a week. Responsibilities include owning backend development, impleme ...

    B2B Mortgage Partnerships Growth Lead

    Huspy is seeking a motivated B2B Business Developer in Madrid to manage and expand our B2B partner portfolio, essential for generating quality mortgage leads. You'll be responsible for identifying and engaging potential partners, maximizing lead flow, and driving business growth. The ideal candidate sh ...

    Desarrollador/a HR Access: Teletrabajo Flexible y Crecimiento

    SOLTEL Group busca un/a HR Access Developer para unirse a su equipo en Madrid. El puesto incluye el desarrollo y mantenimiento de aplicaciones en HR Access, así como la resolución de incidencias técnicas del sistema. Se requieren de 3 a 6 años de experiencia y conocimientos en entornos Linux y Oracle. ...

    Senior .NET Full Stack Engineer for Industrial Innovation

    THE CT ENGINEERING GROUP en Getafe busca un/a Senior Full Stack Developer especializado/a en .NET y C#. El candidato ideal tiene más de 5 años de experiencia y se encargará del diseño y desarrollo de aplicaciones críticas, integración de sistemas y automatización de procesos. Se valoran habilidades en C#, desarr ...

    Remote Backend SaaS Engineer for Open Source Landscape

    A leading open-source software provider is looking for an Entry-Level Software Developer to join their team. This role involves writing high-quality code, collaborating with a distributed team, and supporting development processes using Python. Ideal candidates should have a Bachelor's degree in Computer Science ...

    C++ Space Systems Engineer – Satellite Control Centers

    A leading technology group in Comunidad de Madrid seeks a Software Developer to design and develop essential software solutions for client operational success. You will work on mission-critical systems in the space sector, ensuring high quality and reliability. The ideal candidate has extensive experience with C ...

    AI Driven Node.js & C++ Backend Engineer

    Arsys is seeking a backend developer with expertise in Node.js and C++. You will transform architectural specifications into high-performance code and leverage AI tools to enhance productivity. This role offers a hybrid work model across various locations, including Alcobendas. You will work collaborat ...

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