175,527+ Remote Fullstack Engineer React Java Spring Boot Jobs in Spain — Top Companies Hiring June 2026

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Remote DevSecOps Engineer AWS, CI/CD & Security

Hastee Technologies Ltd, based in Barcelona, is looking for an experienced DevOps Engineer to manage and maintain AWS infrastructure. You will implement and optimize CI/CD pipelines, automate provisioning with Terraform, and ensure compliance with security standards. The ideal candidate has over 3 year ...

Remote Data Integration Engineer Spark, Kafka, AWS

METRICA busca un/a Ingeniero/a de Integración y Datos para unirse a su equipo en España. Este profesional deberá tener al menos 3 años de experiencia y será responsable del diseño, desarrollo e implementación de soluciones de integración de datos. Se ofrece un entorno de trabajo remoto, proyectos desaf ...

AI Full Stack Engineer — Remote & Barcelona Hybrid

Leadtech in Barcelona seeks a Full-Stack Developer to build and scale AI products. You'll develop features using Next.js and NestJS, while collaborating with teams to enhance user experience. The ideal candidate is proficient in TypeScript, React, and PostgreSQL, with a passion for AI innovation. The r ...

Senior Backend Engineer – Fintech Payments (Remote, PTO)

Hopper is seeking an experienced backend engineer to enhance our customer-centric travel marketplace. In this dynamic role, you will work closely with talented engineers and collaborate with product, design, and data science to implement new features in an Agile environment. Candidates should have over ...

Senior Backend Engineer – Fintech Payments (Remote, PTO)

Hopper is seeking an experienced backend engineer to enhance our customer-centric travel marketplace. In this dynamic role, you will work closely with talented engineers and collaborate with product, design, and data science to implement new features in an Agile environment. Candidates should have over ...

Senior Backend Engineer Data Platform (Remote & Flexible)

SITA is looking for a Senior Software Engineer in Madrid to advance the Air Transport Industry's data. In this role, you will develop APIs and backend systems, work with data pipelines, and train ML models to improve reliability. You will design cloud-based products with an emphasis on performance, sec ...

AI Platform Engineer (Remote) – LLM, Cloud & Governance

eXperience IT Solutions busca un profesional apasionado por la inteligencia artificial y las plataformas cloud para diseñar soluciones escalables. Se requiere experiencia con APIs de LLMs, conocimientos en AWS y Azure, y capacidad para trabajar en entornos distribuidos. Ofrecemos un entorno tecnológico ...

Principal Software Engineer, Healthcare AI — Remote EU

Cross Border Talents is seeking a Principal Software Engineer to design and build core systems for next-generation healthcare AI products. The role focuses on AI-driven patient communication and involves close collaboration with founders in a fully remote environment. Ideal candidates will have over 5 ...

Remote Senior Data Engineer — Apache NiFi Specialist

Keyrus Portugal is seeking a Senior Data Engineer to build and optimize data pipelines using Apache NiFi. You will integrate data from various sources while ensuring data quality and governance. The role offers a fully remote setup, with contract types flexible between B2B or permanent. Competitive com ...

Cloud Native IMS DevOps Engineer — Hybrid/Remote

Die Deutsche Telekom sucht einen erfahrenen DevOps Engineer für das Telco Hub in Madrid. In dieser Rolle spielen Sie eine zentrale Rolle bei der Verwaltung und Wartung von kritischen IMS-Komponenten auf Kubernetes und Cloud-Native-Technologien. Sie werden strategische Einblicke in die Entwicklung eines ...

Cloud Workplace Engineer M365/Azure, Hybrid/Remote

isolutions AG is seeking a skilled System Engineer in Barcelona to help shape the digital future for clients. You will oversee the configuration and deployment of Microsoft Cloud Workplace environments, partnering with diverse teams and clients on innovative solutions. The ideal candidate has several y ...

Data Warehouse Engineer — ETL/Modeling (Hybrid + Remote)

VOIS in Madrid is seeking a skilled Data Modeler / Data Engineer to join their data engineering team. You'll design data warehouse solutions on the Google Cloud Platform, develop robust data pipelines, and ensure data quality across platforms. The ideal candidate should have a Bachelor's or Master's de ...

Remote Drivetrain Manufacturing Engineer – Lean Six Sigma

Siemens Gamesa is seeking a Drive Train Manufacturing Engineer in Lerma, Spain. In this role, you will design and optimize manufacturing processes for wind turbine components, leveraging your expertise in engineering to lead continuous improvement initiatives and troubleshoot challenges. The ideal cand ...

Solar Tracker Structural Engineer — Madrid (Remote Option)

Trinasolar in Madrid is looking for a Tracker Structural Engineer to support their photovoltaic projects. This position involves product development, structural calculations, and technical documentation creation. The ideal candidate will have a degree in Mechanical Engineering and experience with struc ...

Principal Healthcare AI Engineer — Remote EU + Equity

C&D Talent Advisory - Academy is seeking a Principal Software Engineer to build core systems for advanced healthcare AI. This hands-on role requires expertise in backend development, especially in Python, with a focus on designing scalable systems. You'll work on AI-driven patient communication and other inno ...

Staff Software Engineer — Healthcare AI (Remote, EU)

Join Cross Border Talents as a Staff Software Engineer, working remotely to design and scale core systems for innovative healthcare AI products. You'll lead architecture decisions, mentor engineers, and develop secure data infrastructures. With a compensation of €100,000 – €200,000 plus equity, this ro ...

Node.js Engineer — Hybrid (3 days Remote) Barcelona

Aubay Spain en Barcelona busca un desarrollador híbrido especializado en Node.js. Las funciones incluyen desarrollar y corregir errores en servicios, implementar requisitos no funcionales y requerir habilidades comunicativas efectivas, especialmente en inglés. El candidato ideal debe ser autónomo y ten ...

Senior MERN Engineer Remote (Spain) | Lead Apps

ITERIAM en Guntín, España, busca incorporar 3 perfiles Senior MERN Developer. Los candidatos participarán en el desarrollo y mantenimiento de soluciones empresariales críticas en entornos altamente exigentes. Se requiere sólida experiencia técnica, capacidad de liderazgo y un enfoque arquitectónico. Lo ...

AI Innovation Engineer Hybrid, Remote Options & Growth

Vodafone is seeking a professional skilled in AI and ML to strengthen its corporate research group. The role involves identifying new use cases in AI, engaging with stakeholders, and participating in rapid prototyping and implementation. The ideal candidate will have a MSc or Ph.D. in a relevant field, ...

Senior Backend Engineer: Payout & Fraud (Hybrid/Remote)

A leading tech refurbishment marketplace is seeking a Senior Backend Engineer in Barcelona. The role involves optimizing performance and system design within a hybrid work environment. Applicants should have over 5 years of backend development experience and a strong understanding of microservices and APIs. Join ...

QA Engineer – Gambling Tech (Remote) Growth Path

A leading IT and business consulting firm in Madrid is seeking a skilled QA to enhance testing strategies and ensure high-quality software products. This role involves collaboration with cross-functional teams to validate system functionality. Candidates should have expertise in automated testing frameworks and ...

DevOps Engineer CI/CD, Kubernetes, Flexible/Remote

Una consultora tecnológica líder en España busca un especialista en DevOps para diseñar e implementar pipelines de CI/CD y administrar entornos basados en Docker y Kubernetes. Se requiere experiencia de 5 a 8 años en estas tecnologías, así como en Ansible, Prometheus y Grafana. Además, se valora la habilidad par ...

Remote Data Engineer II Cloud Pipelines & Databricks

A leading global real estate firm is seeking a Data Engineer to join their Capital Markets Data Engineering team. This remote role focuses on designing and developing data solutions that integrate advanced technologies to enhance productivity. Key qualifications include 3-5 years of data engineering experience, ...

Senior Backend Engineer Python/Django (Remote EU)

A dynamic tech consultancy is searching for a Senior Backend Engineer to operate as a high-leverage contributor. Your role will involve working with Python and Django, driving pragmatic solutions, and switching between various project types. The ideal candidate has 6–7 years of backend engineering experience, a ...

Remote Azure Databricks Data Engineer Lakehouse Pipelines

A global IT services company in Zaragoza is looking for a Mid-Senior Data Engineer specialized in Azure Databricks. The role involves designing and developing data pipelines, implementing LAKEhouse architectures, and optimizing transformations. Candidates should have over 3 years of experience, particularly with ...

Remote Azure Databricks Data Engineer Lakehouse Pipelines

A global IT services company in Spain is looking for a Mid-Senior Data Engineer specializing in Azure Databricks. The role involves designing and developing data pipelines and Lakehouse architectures, ensuring high-quality data processing. Candidates should have over 3 years of experience in Data Engineering, st ...

Remote Field Application Engineer Data Center Cooling

A leading provider of electrical solutions is looking for a Field Application Engineer in Madrid. This role involves engaging customers to gather technical requirements, preparing proposals, and leading installations of advanced cooling and power distribution solutions. Ideal candidates should have a Bachelor's ...

Automotive Electronics Engineer Remote 20% | EMC/PCB

Una empresa automotriz internacional en Cataluña busca un/a Ingeniero/a Electrónico/a para unirse a su equipo de I+D. La posición implica la gestión completa de soluciones electrónicas para automoción, con un enfoque en diseño de PCB y gestión de proyectos. Se requiere un graduado en ingeniería electrónica, con ...

Remote Network Engineer — Cisco, Security & WiFi Expert

Una compañía de consultoría de TI busca profesionales con experiencia en Routing Cisco y seguridad de redes para un trabajo completamente remoto. Se requiere conocimientos en diversas tecnologías, incluidos firewalls Fortinet y administración de redes WIFI. Ofrecemos salarios competitivos, oportunidades de creci ...

Senior Backend Engineer Core Platform (Remote/Hybrid)

A technology company in Valencia is looking for a Senior Backend Developer to improve and maintain its internal APIs and supplier integrations. The role requires over 3 years of experience in API development, working in AWS, and fluency in English. This full-time position offers a hybrid work model, competitive ...

Backend SaaS Engineer for Ubuntu Landscape (Remote)

A leading open-source technology firm is seeking a passionate software engineer to join its team. The role involves developing the next generation management solution for Ubuntu, focusing on high-quality code and collaboration with a distributed team. The ideal candidate will be proficient in Python and web fram ...

Senior Data Warehouse & Data Mesh Engineer Remote

Una empresa líder en Big Data busca un/a Data Engineer apasionado/a por los datos para desarrollar y optimizar procesos de ETL. El candidato ideal tendrá más de 6 años de experiencia y un sólido dominio en arquitecturas y plataformas de datos. Además, se valorará la curiosidad por tecnologías emergentes y la cap ...

QKD Key Management Engineer Hybrid & Remote Options

A leading global technology company in Valladolid is seeking a skilled Product Engineer to develop and deploy Key Management Systems for QKD solutions. The position offers a hybrid work model, competitive compensation, and opportunities for career development. Candidates must have expertise in programming langua ...

Principal Backend Engineer Remote Work | REF#285736

Overview Join to apply for the Principal Backend Engineer - Remote Work | REF# role at BairesDev . At BairesDev®, we’ve been leading technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and innovative startups in Silicon Valley. Our ...

Data Engineer (Remote, Málaga) – PySpark, Python & AWS

An international consulting firm is seeking a highly skilled Data Engineer to join their team in Málaga, Spain. The successful candidate will focus on designing, developing, and optimizing data-driven financial solutions using technologies such as PySpark, Python, and SQL. The position is remote, offering a full ...

Remote Python Backend Engineer Flask & Scalable Systems

A leading technology recruitment firm is looking for a Python Developer in Barcelona to build scalable backend systems utilizing Python and Flask. The ideal candidate has over 3 years of experience in Python programming and hands-on experience with Flask. They offer a flexible, remote-friendly work culture, care ...

Remote IAM Support Engineer (Omada) — RBAC & Analytics

A leading technology consulting company is looking for an Identity and Access Management Support Engineer to join their Managed Services Europe team. The position offers the flexibility of working remotely or from locations in Barcelona or Madrid. Responsibilities include providing 2nd and 3rd level support for ...

SailPoint IIQ IAM Support Engineer (Remote Spain)

A leading consulting firm is looking for an experienced Identity and Access Management Support Engineer, based in Barcelona or remote in Spain. The ideal candidate will have a degree in Computer Science, several years of experience in IAM, particularly with SailPoint IdentityIQ, and strong analytical skills. Res ...

System Software Engineer Customer Focus, Remote 50%

A leading global manufacturer is seeking a System Software Engineer in Barcelona with a focus on providing customer solutions and integrating software systems. You will analyze customer needs while driving standardized and custom solutions. Ideal candidates have a Bachelor's degree in engineering or computer sci ...

ML Inference & Security Software Engineer Remote Spain

A technology company is seeking a remote Software Engineer to develop and enhance their biometric identification solutions. In this role, you will design and optimize machine learning inference pipelines and contribute to high-impact security products. Ideal candidates will have over 3 years of experience in sof ...

Senior Platform Engineer Remote, Crypto Backend & Infra

A leading crypto technology company is seeking a Senior Platform Engineer to manage backend systems and infrastructure. You'll design, build, and maintain APIs and services supporting core product features. The ideal candidate has 7+ years in backend engineering, strong proficiency in Golang, and experience with ...

Remote Cloud Python Engineer for Ubuntu Images

A leading open-source software provider is hiring a Software Engineer to develop, test, and release improvements to the Ubuntu on public clouds in Valencia, Spain. The candidate will work with teams across the company and major cloud partners, focusing on quality-oriented software engineering in Python. Experien ...

Remote Cloud Python Engineer for Ubuntu Images

A leading open source software firm is hiring a Software Engineer to develop and improve Ubuntu on public clouds. The ideal candidate will have extensive experience in Python, particularly in Linux environments, and should embrace collaborative work with a distributed team. Responsibilities include writing high- ...

Remote Cloud Python Engineer for Ubuntu Images

A leading technology provider is hiring a Software Engineer to develop and improve Ubuntu on public clouds. The role focuses on enhancing quality and interoperability, requiring extensive Python skills and experience in Linux systems. Candidates should have a strong passion for Ubuntu and the ability to work col ...

Aircraft Embedded Software Engineer – DO 178C (Remote)

An international engineering firm based in Madrid is seeking an Embedded SW Engineer to join their dynamic team. This role involves implementing and verifying DO-178C compliant software for aircraft systems and requires strong programming skills in C, C++, and Python. Candidates should have a minimum of a B.S. i ...

Analytics Engineer Marketing Data & Digital Tagging Remote

STANDBY.es | Selección de Personal busca un Analytics Engineer de nivel medio para unirse a un equipo en Barcelona. El puesto ofrece modalidad de trabajo híbrida y un entorno corporativo flexible. Buscamos candidatos con entre 2 y 3 años de experiencia en analítica digital, especialmente en proyectos r ...

Remote Manual QA Engineer Flexible Hours & Growth

Tamarind Intelligence is seeking a Manual QA Tester to perform web and mobile application testing. The ideal candidate has 2 years of experience and a strong understanding of SDLC, plus proficiency in using bug-tracking systems like Jira. This role offers remote work opportunities within Spain, with a focus o ...

Staff Software Engineer Healthcare AI (Remote EU)

C&D Talent Advisory - Academy is seeking a Staff Software Engineer who will play a crucial role in designing and scaling systems for next-generation healthcare AI products. You’ll work on AI-driven patient communication and improve system reliability, while collaborating with a high-performing engineering tea ...

C++ ClickHouse Internals Engineer (Remote, Open Source)

Crane Venture Partners is looking for an intern or contributor to ClickHouse. This remote position requires C++ experience and a passion for open-source. You’ll enhance ClickHouse, tackle bugs, and develop features collaboratively with the team. The role offers a salary range of €62,000 - €220,000 and ...

Remote Data & Integration Engineer — Big Data Pipelines

Metrica Consulting, S.L busca un/a Ingeniero/a de Integración y Datos para unirse a su equipo en un entorno remoto. Se requiere un mínimo de 3 años de experiencia en el diseño, desarrollo e implementación de soluciones de integración de datos y pipelines de Big Data, garantizando la escalabilidad y fiabilidad ...

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    Remote Fullstack Engineer React Java Spring Boot Jobs in Spain Job Search Guide, Trends and Insights