135 backend developer English-speaking jobs in Community of Madrid
Backend Developer
- Publicis Groupe Holdings B.V
- Madrid
- June 8
Overview
We are looking for a Cloud AI Developer specialized in Google Cloud Platform (GCP) to design ... GCP
Define deployment and operational patterns for agent‑based systems
Integrate AI services with backend ... Collaborate with Google teams on architecture and best practices
Work closely with AI Engineers, Backend ... production, leveraging the Google Cloud ecosystem (Vertex AI, Cloud Run, etc.) and working closely with backend ... usage
API‑based integrations
Integration & Architecture:
REST APIs
Microservices architecture
Backend
Senior Full Stack Developer (Java & React)
- Infoser New Technologies
- Madrid
- June 10
Role Overview We are seeking a developer with 5+ years of experience who is proficient in Java (backend ... Build robust backend services using Java (Spring Boot or similar frameworks). ... At Infoser New Technologies, we are looking for a talented Full Stack Developer (Java & React) /Spain ... Profile Mid-level developer with a proactive mindset. Strong problem-solving skills. ... This role is ideal for a professional with solid experience in both backend and frontend development,
Senior Python Developers Madrid (She/He/They)
- NTT DATA Europe & Latam
- Madrid
- June 5
At NTT DATA, we are looking for a Senior Python Developer to join an international team working on scalable ... cloud-native solutions and modern backend architectures. ... coding assistants is a strong plus What we are looking for Several years of experience as a Python Developer ... capabilities into development workflows or applications Familiarity with AI-assisted coding environments and developer ... Your responsibilities Develop and maintain backend systems and microservices using Python Design and
Back End Developer
- UST
- Madrid
- May 22
A Backend Developer who has a strong expertise in Java or .NET to design, develop, and maintain backend ... Proven experience in backend software development within enterprise environments. ... Ensure code quality, maintainability, and consistency across the backend codebase. ... Develop backend software using Java (Spring Boot) or .NET Core, depending on the product stack. ... Main tasks and accountabilities will be: Design, develop, and maintain backend services in a distributed
Full Stack Developer
- italki
- Madrid
- May 27
About the Role We are looking for a Full Stack Developer to build and improve user-facing products and ... backend services in a global online learning environment. ... Build and maintain backend services, APIs, and data integrations. ... Hands-on backend experience (e.g., Golang, or Node.js, or Python).
Backend / API Engineers (Mid to Staff level) – Fintech Platform (Madrid / Hybrid)
- E-Frontiers
- Madrid
- June 5
it") Contribute to architecture decisions via RFC process Improve platform reliability, latency, and developer ... expanding a new API sandbox environment for clients Improving performance, observability, reliability, and developer ... We're hiring 4 Backend Engineers (Mid, Senior, and Staff levels) to join a high-impact API Platform team ... Tech environment You don't need to know everything, but experience in similar ecosystems is key: Backend ... production ownership mindset What you'll do Depending on your level, you will: Design and build scalable backend
Azure Developer
- Nationale-Nederlanden
- Madrid
- June 1
Cloud Solution Developer
As a Cloud Solution developer you are responsible for developing solutions ... Your Impact as Cloud Solution Developer
As an Cloud Solution Developer, you will play a vital role in ... Integrate APIs and backend processes with different legacy systems and cloud services. ... Key Responsibilities Include
Design and develop backend components integrated with Azure PaaS. ... of backend and process under Azure PaaS, following the guidelines of the NN Architecture, and help innovate
Senior Software Engineer
- Pentasia
- Madrid
- May 30
gateways) My client in the iGaming industry (online Casino and Sportbooks) is looking for a Senior Java developer ... We're hiring: Senior Java Developers iGaming / Sportsbook / Online Casino | Senior Java Backend | Kafka ... Role Overview We are seeking a Senior backend engineer to build and scale core platform services in a ... . 1+ year of experience with Redis (cashing system) Key Responsibilities Develop and maintain core backend
Senior Java Developer
- Coforge
- Madrid
- June 2
Role: Senior Java Developer Skills: Java Backend, AWS Cloud and Docker, Kubernetes Location: Madrid Spain ... Participate in the design, development and maintenance of backend applications in Java. ... (Hybrid) Type: Contract/Permanent We are at Coforge hiring for Senior Java Developer with REST APIs,
Python Developer
- QuantEnt Technologies
- Madrid
- June 9
Role DescriptionWe are looking for a Backend Developer to help build the core server-side platform behind ... ResponsibilitiesDesign, build, and maintain backend services in Python. ... Design backend components that are testable, observable, secure, and scalable. ... Experience with FastAPI, Pydantic, SQLAlchemy, PostgreSQL, or similar backend technologies. ... Required QualificationsSeveral years of professional backend software development experience.
Backend developer Java, Spring Boot - Hybrid Madrid
- UST España & Latam
- Madrid
- June 3
We are looking for a Java Banckend developer, for working on challenging projects in a dynamic, cross‐functional ... Mandatory requirements: +5 years Strong experience in Java backend development and software design. ... Key Responsibilities: Design and build complex backend systems using Java, Spring Boot and RESTful services
Senior Backend Engineer (Python)
- Somnio Software
- Madrid
- June 3
microservices, ensuring that every line of code prioritizes security, scalability, and an exceptional developer ... As a Senior specialist, you will view backend development as a craft. ... We are looking for a highly specialized Senior Backend Engineer to join our team as a technical cornerstone ... Must Have
7+ years of professional experience in backend development, with at least 5 years dedicated
AI/ML Software Architect & Lead Developer (SAFEPLACE)
- Starion
- Madrid
- June 4
Proven experience as a hands-on Software Architect, Lead Developer, or Senior Full-Stack Engineer in ... Designing scalable backend systems and APIs using Python and FastAPI. ... Experience designing distributed and scalable backend architectures. ... Strong hands-on experience in full-stack software development encompassing frontend (React), backend ... platforms combining AI/ML technologies, geospatial services, modern web applications, and cloud-native backend
Programador Full Stack
- HN Services España
- Madrid
- June 1
A Java FullStack Developer, to join a stable international project, based in Madrid, carrying out design ... Tools FRONTEND • Angular, TypeScript/JavaScript • NodeJS • jQuery BACKEND Java 17 • Spring framework
Backend Software Engineer
- StubHub International
- Madrid
- May 24
GitHub Copilot, AI-assisted code review, LLM-based developer tooling) and an openness to adopting AI ... Responsibilities Design, develop, test, and maintain backend microservices using Java and/or Kotlin, ... Requirements Technical skills & experience Solid professional experience with Java as a primary backend ... Contribute to the Backend Engineering Guild — sharing knowledge, promoting best practices, participating ... mid-level engineer, you will be a key contributor to the design, development, and evolution of our backend
Senior Frontend Engineer & Team Lead
- JOTELULU México
- Alcobendas
- June 4
ensure consistency, scalability, and performance across applications, while continuously improving developer ... You will work closely with Product, Design, and Backend teams to translate business needs into technical ... Collaborating with cross-functional teams (Product, Design, Backend) to deliver high-quality solutions
Rust - Software Engineer (FTE)
- Wasmer
- Madrid
- June 2
Work on open-source and commercial products that support developer and enterprise customer requirements ... Write tests and implement automated testing for backend services to deliver a high-quality user experience
(Senior) Backend engineer
- Pepper Advantage
- Madrid
- June 5
About the role The (Senior) Backend engineer is a key new appointment to Project PRISM who will work ... (Senior) Backend engineer will be a can do, high achieving individual who will bring their product and
Senior Backend Engineer (Java & Kotlin)
- Parser
- Madrid
- June 1
At Parser, we are seeking a motivated and detail-oriented Backend Engineer to join our development team ... Collaborating with talented engineers across frontend, backend, and infrastructure, you'll design and ... What You'll Do As a Backend Engineer, you'll work on impactful projects using cutting-edge technologies
Programador/a Java
- Astek
- Madrid
- June 5
At ASTEK Iberia, we are looking for a Backend Software Engineer to join a leading company in the travel ... Main responsibilities: Design, develop and maintain backend services using Java and related technologies ... : Microservices architecture, Apache Spark, Git, OpenShift, Linux, Jenkins / CI-CD pipelines Strong backend








