313,997+ Fullstack React Java Software Engineer Remote Work Jobs in Spain — Top Companies Hiring June 2026

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Airline Standards Engineer

Airline Standards EngineerThe Airline Standards Engineer will support airworthiness and maintenance engineering standards activities, with a primary focus on Maintenance & Engineering (M&E) software projects. The role sits at the intersection of engineering and data, supporting the configuration ...

Senior Machine Learning Engineer, Madrid

Senior Machine Learning EngineerAt Accenture, we believe in technology as the engine for the total reinvention of the company. We work with the leading platforms and partners in the market to drive our clients businesses through digitalization, AI, and data. If you want to be part of a Great Place To Work a ...

Java Developer | Inglés | Híbrido (Madrid)

Responsabilidades Desarrollar y mantener bibliotecas y servicios de backend utilizando Java 17 y Spring Boot 3 dentro de una arquitectura de microservicios. Arquitectar, diseñar e implementar aplicaciones Java genéricas y críticas para la misión, destinadas a la automatización indust ...

Senior Customer Solutions Engineer Trusted Tech Advisor

A technology company is seeking a Senior Customer Solutions Engineer in Madrid, Spain. This role requires 8+ years in IT and strong skills in enterprise application development, specifically in Java and .NET. The engineer will provide expert technical support, ensuring customer satisfaction through effective com ...

Staff/Lead Python Engineer (ML Platform/Ops)

What we are building Mimica's mission is to empower enterprises, teams, and individuals to reclaim their most precious resource — time and work more efficiently, with greater purpose and impact. Our AI-powered task mining observes employee actions across the desktop and categorizes them int ...

Junior Back End Developer (Relocation To Spain)

Junior Back-End Developer (Relocation to Spain)¿Quiere presentar una candidatura? Asegúrese de que su CV está actualizado y luego lea atentamente las siguientes especificaciones del puesto antes de solicitar.We are looking for a Junior Backend Developer who is motivated to grow, take on new challenge ...

Head of QA (m/f/d)

About the RoleThis is a unique opportunity to join Infront in a newly created Head of QA role and build a modern Quality Engineering function from the ground up. Operating in a fintech environment focused on financial markets and wealth technology, you will combine hands-on technical ...

Embedded C++ Developer madrid

Company Description Aistech Space is focused on generating affordable, recurrent, high-resolution thermal imagery of the planet to provide a new perspective of Earth’s changing resources. The company is based in Barcelona and aims to revolutionize remote sensing for environmental monitoring and re ...

Senior Machine Learning Engineer – Generative AI / LLMs

Job Summary We are looking for a Machine Learning Engineer specialized in LLMs/GenAI to work end-to-end. The role involves collaborating on solution design, defining technical architecture, and producing low-level documentation. It includes the development and industrialization of GenAI solutions ...

Full Stack Developer

Are you an experienced Typescript Full-Stack Developer? Are you used to working with NodeJS and React with TypeScript? Apply now to join an exciting investment banking firm and develop your career long-term. You're the person we're looking for if:- You have between 4-5 years of experience as a Full-Stack Dev ...

01qa Engineer

QA EngineerDesplácese hacia abajo para ver todos los requisitos del puesto y las responsabilidades que pueden esperar los candidatos seleccionados.Driblab aspires to be an organisation that reflects the globally diverse audience that our products and technology serve. We believe that in addition to h ...

QA Tester (m/f)

Akens Nordburg is seeking German IT-solutions company highly skilled and experienced QA Tester (m/f) to enlarge the Spanish based Team. Location: 100% remote from Spain RESPONSIBILITIES : Test planning: Developing test plans based on the project’s requirements ...

QA automation remote (remote) (Carballedo)

Take your career to the next level with Amaris Consulting as a Senior QA Engineer. Become part of an international team, thrive in a global group with €800M turnover and 1,000+ clients worldwide, and an agile environment by planning the kickoff and follow up on projects. Join Amaris Consulting, where you c ...

Senior Test Automation Engineer TOPIC Embedded Systems

At TOPIC (in the Netherlands), we work every day on high-tech innovations to make the world smarter, healthier, and better. Are you the driven and ambitious Senior Test Automation Engineer with a track record to oversee the entire testing strategies, process, from planning to execution that we are looking for ...

Senior Test Automation Engineer TOPIC Embedded Systems

At TOPIC (in the Netherlands), we work every day on high-tech innovations to make the world smarter, healthier, and better. Are you the driven and ambitious Senior Test Automation Engineer with a track record to oversee the entire testing strategies, process, from planning to execution that we are looking for ...

Senior Test Automation Engineer (in the Netherlands)

At TOPIC (in the Netherlands), we work every day on high-tech innovations to make the world smarter, healthier, and better. Are you the driven and ambitious Senior Test Automation Engineer with a track record to oversee the entire testing strategies, process, from planning to execution that we are loo ...

Senior Test Automation Engineer (in the Netherlands)

At TOPIC (in the Netherlands), we work every day on high-tech innovations to make the world smarter, healthier, and better. Are you the driven and ambitious Senior Test Automation Engineer with a track record to oversee the entire testing strategies, process, from planning to execution that we are loo ...

Solar Service Engineer

Our client,Huaweiis a leading global provider of information and communications technology (ICT) infrastructure and smart devices. With integrated solutions across four key domains – telecom networks, IT, smart devices, and cloud services – Huawei is committed to bringing digital to every per ...

Cloud Engineer T Cloud Public (m/f/d)

Wecreatetechnologywithpurposetogeneratea positiveimpactonsociety.Wearelookingforcurioustalent,eagertolearn,takeonchallenges, andcontributeideasthattransformourcustomers’experience. Wetrustpeople:weofferautonomy,continuoussupport, and acollaborativeenvironmentwhereyoucangrowwithoutlimits.Weareoneglo ...

Solar Service Engineer

Our client,Huaweiis a leading global provider of information and communications technology (ICT) infrastructure and smart devices. With integrated solutions across four key domains – telecom networks, IT, smart devices, and cloud services – Huawei is committed to bringing digital to every per ...

Desarrollador senior .NET (híbrido/Barcelona)

Join to apply for the Desarrollador senior .NET (híbrido/Barcelona) role at ISCAREM Human Resources, S.L. 4 days ago Be among the first 25 applicants Join to apply for the Desarrollador senior .NET (híbrido/Barcelona) role at ISCAREM ...

Senior .NET Backend Engineer Scalable Microservices Cloud

Betsson Group in Málaga is looking for a Backend Software Engineer to join their Product Development team. The candidate will design and develop distributed backend services using .NET, focusing on optimizing performance and scalability while participating in containerization and cloud migration strategies. < ...

Space DevOps Engineer Hybrid, Relocation, Flexible Hours

A leading technology firm in Spain is seeking a motivated DevOps Engineer to join their team in the space sector. You will work on projects related to Space Surveillance and Tracking (SST) and Space Domain Awareness (SDA). Responsibilities include automating the software development lifecycle and supporting deve ...

Senior Backend Engineer for AI Driven Voice Platform

A dynamic tech company in Madrid is seeking a Senior Backend Software Engineer to design and develop customer-centric features on their AI-powered platform. The ideal candidate will have over 6 years' experience in back-end development focusing on Typescript and AWS, emphasizing security and scalability. You wil ...

Senior Backend Engineer Scale Secure Cloud Voice Platform

A technology-driven communications company is seeking a Senior Backend Software Engineer to design, develop, and deploy business-critical features. You will work with a variety of back-end stacks hosted on AWS, ensuring high-quality and secure voice solutions. Ideal candidates have over 6 years of back-end devel ...

Senior .NET Developer for Education Digital Transformation

An international educational institution in Villanueva de la Cañada seeks a Mid-Senior Level Engineer to develop applications and resolve technical incidents, contributing to digital transformation. Candidates should have a degree in Computer Engineering, 3+ years of experience with .NET and SQL Server, and a st ...

Senior AI Systems Engineer Backend & LLM Orchestration

Publicis Groupe is seeking a Senior Software Engineer specialized in AI to design and develop backend systems for conversational agents. This role will involve orchestrating intelligent agents, integrating foundation models like Google Gemini, and ensuring a robust architecture. The ideal candidate wil ...

Senior Payments Engineer — Platform & Reliability

TravelPerk in Barcelona is looking for a Senior Software Engineer to own the payments experience for over 10,000 companies. The role involves driving the payments roadmap, designing scalable payment systems, and coordinating cross-squad deliverables. The ideal candidate will have strong product leaders ...

Senior CIAM Engineer: Identity & Access (Hybrid, Bonus)

A leading airline company based in Barcelona is hiring a Senior Software Engineer specializing in Identity & Access Management. The role involves delivering scalable solutions for customer identity management while collaborating with cross-functional teams and upholding engineering best practices. Candidates sho ...

Staff Engineer, LS Dyna Post Processing & Visualization

Ansys is seeking a skilled engineer with expertise in mechanical engineering, FEA, and software development. You will participate in developing advanced post-processing tools for LS-Dyna, transforming simulation data into actionable insights. The role requires proficiency in C++ and Python, and offers ...

Green Hydrogen Process Engineer — Design & Feasibility

Dnv is looking for a passionate Green Hydrogen Plants Process Engineer to join their team in Madrid, Barcelona, or Zaragoza. You will work on advisory projects, analyzing opportunities and delivering technical services in the energy sector. The ideal candidate has over 5 years of process engineering ex ...

Autonomy Engineer: Farm AI & Robotic Systems

Voltrac SL in Valencia is looking for an autonomy engineer to build cutting-edge algorithms for their autonomous electric tractors. You will have ownership of the autonomy stack and work in a team focused on innovative solutions. The ideal candidate will have strong coding and software engineering skil ...

Madrid Based Founding Solutions Engineer — Global Onboarding

Invopop Ltd. in Madrid is seeking a Founding Solutions Engineer to own Enterprise customer onboarding and work closely with engineering teams on integrations. The ideal candidate will have 2–5 years of experience in software or post-sales technical support, excellent communication skills, and strong coding fu ...

Azure DevOps Engineer CI/CD, IaC & Kubernetes

SGS, a global leader in testing and certification, is seeking a DevOps Engineer in Madrid to enhance software delivery processes. You will design and maintain CI/CD pipelines, automate infrastructure, and manage cloud environments. The ideal candidate has over 5 years of experience, strong skills in cl ...

Backend Engineer, Identity & Integrations

TravelPerk is seeking a Software Engineer to join its Identity Experience squad in Barcelona. The role involves building reliable backend systems, managing user data integrations, and collaborating with cross-functional teams to enhance user experiences. The successful candidate will have over 4 years ...

IT Operations & Access Engineer — Spain

Happyrobot Inc. is hiring an IT Engineer based in Barcelona, Spain. This role requires resolving hardware and software incidents, managing onboarding processes, and overseeing office infrastructure. Ideal candidates will have 0-2 years of IT support experience and possess a proactive attitude. Fluency in Spanish ...

Senior Platform Engineer Scale Kubernetes & CI/CD

Datavant is seeking a Platform Engineer to join our team in Barcelona. The role involves contributing to the entire software development lifecycle, from design to testing and operations, while automating infrastructure. The ideal candidate will have extensive experience in Python or Go, understanding of containe ...

Hybrid Senior AI & Automation Engineer for Finance Systems

Entravision is seeking a Senior AI & Automation Engineer to join their Finance team in Bellprat, Spain. This role involves designing intelligent automation tools that increase efficiency, particularly by embedding LLM capabilities within finance-related workflows. The ideal candidate will have over 5 y ...

Senior Test Automation Onboarding Engineer

A global semiconductor leader is seeking a Senior Technical Onboarding Engineer in Valencia. You will lead test automation solutions and manage stakeholder relationships within the QSS Test Operations group. Responsibilities include defining stakeholder requirements, integrating into existing systems, and troubl ...

Backend Engineer: Cloud Native Microservices (Hybrid) – Barcelona

A technology-oriented company is looking for a Backend Software Engineer in Barcelona to design and maintain scalable services in a microservices architecture. The role requires expertise in C# and .NET, focusing on cloud-native solutions. Ideal candidates should have over 5 years of experience and a master's de ...

Senior Rust Engineer — Hybrid, Mentoring & Growth

A leading software engineering firm in Spain seeks a Senior Rust Engineer to join a dynamic team building a next-generation data management platform. The role emphasizes design, development, and maintenance of Rust backend components within a hybrid work model. Ideal candidates will have at least 2 years of Rust ...

CRM & Sales IT Business Analyst — Hybrid

A leading digital services provider in Spain seeks an IT Business Engineer to join their Customer Relations & Sales team. The position requires strong analytical and communication skills, with responsibilities ranging from managing software development processes to creating user stories and testing. Applicants s ...

Junior Backend Engineer: Build Scalable Gaming Systems

A leading game development company in Barcelona is seeking a Junior Server Engineer to join their Yahtzee! With Buddies team. The role focuses on developing engaging gaming experiences and requires recent graduates passionate about coding and solving complex problems. Candidates should have a solid understanding ...

UAV Avionics & Systems Integration Architect

A pioneering aerospace company in Madrid is seeking a UAV Avionics and Systems Integration Engineer. In this role, you'll design UAV systems, create detailed diagrams, and ensure compliance with regulations. Collaboration with multidisciplinary teams and strong problem-solving skills are essential. Candidates sh ...

AI Agent & Prompt Engineer — Hybrid (Malaga, Spain)

An international consulting group is seeking a skilled Agent, MCP & Prompt Engineer for a hybrid role in Málaga, Spain. The selected candidate will design AI agents and manage MCP servers to ensure performance and scalability in the AI ecosystem. Candidates should have at least 5 years of experience in software ...

Backend Staff Engineer Bangkok (Relocation Included)

A global travel technology company is seeking a Back End Staff Software Engineer to develop scalable, fault-tolerant systems. The ideal candidate has over 10 years of experience with modern programming languages like Scala and Kotlin, and a strong understanding of RDBMS. This position is based in Bangkok, Thaila ...

Senior Python & Cloud Data Engineer (Hybrid)

A leading navigation technology company in Madrid seeks an experienced Expert Software Engineer to join the Map Advanced Analytics team. The role involves designing robust analytics solutions for map quality, collaborating with data scientists, and mentoring junior engineers. Candidates should have over 7 years ...

AI Engineer Autonomous Agents for Finance Platform

A leading tech company in Barcelona is seeking an experienced AI Engineer to join their AI Labs team. The role involves architecting autonomous applications and developing AI core structures to drive innovation. Candidates should have a Bachelor’s degree in Computer Science and at least 5 years of software engin ...

Junior Engineer — Hybrid/Flexible Hours for Global Projects

Kontron Transportation France S.A.S. is looking for a Junior Engineer to manage technical execution of ticketing projects. You will define specifications, validate hardware and software development, and coordinate installations. A degree in engineering and proficiency in English are required, along with inter ...

Test Automation Engineer CI/CD & Quality Automation

Cubic³ is looking for a motivated Test Automation Engineer to join our DevOps and Quality Engineering team in Madrid. The role focuses on building, maintaining, and executing automated test solutions to support engineering teams, ensuring high-quality software delivery. The ideal candidate has 3–5 year ...

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    Fullstack React Java Software Engineer Remote Work Jobs in Spain Job Search Guide, Trends and Insights