Tech jobs
Job listings
Data Engineer In High-Volume Systems
Data engineer at BETWEEN Group building and optimizing ETL pipelines that handle large data volumes, using Python, SQL, Airflow, and cloud platforms (AWS/GCP/Azure) to turn data into business decisions. Hybrid role in Barcelona with 1 day per week in the office.
Data Engineer – Streaming (Kafka & Flink)
NTT DATA is hiring Data Engineers in Valencia (hybrid) to build a near real-time data architecture for one of its main clients, developing streaming pipelines with Apache Kafka and Apache Flink. Daily work covers streaming transformations, schema/data-contract management, idempotency, and integration with MongoDB and cloud environments.
Data Engineer Lead
Lead a team of data engineers at Randstad Digital on stable client projects based in Viladecans (Barcelona), in a hybrid office setup. Day to day involves managing engineers, designing and developing data pipelines, enforcing best practices on AWS, Airflow and Snowflake, and handling versioning with GitHub and CI/CD.
Ai Engineer / Full Stack Developer – Ai Reporting & Insights
Joins Mondelēz Digital Services to build an AI-powered insights platform that turns raw market data into decision-ready recommendations. Day-to-day: data pipelines (Python, Databricks, AWS), LLM/RAG workflows, and full-stack apps in React/Next.js, plus monitoring, CI/CD and infrastructure-as-code with Terraform.
Senior Ai-Enabled Full Stack Developer On Azure
Senior full-stack developer designing, building, and deploying scalable web applications end to end on a fully remote, globally distributed team for a client of Onyx-Conseil. Work spans front-end frameworks (React/Angular/Vue), back-end stacks (Node.js/Python/Java), cloud platforms including Azure, Docker/Kubernetes, CI/CD, and mentoring junior developers.
Java Backend Developer Spring Boot - OpenShift / 100% Teletrabajo
Metrica España is hiring a Java backend developer with 6+ years of experience to design, develop, and maintain microservices-based backend services using Java, Spring Boot/Spring Cloud, and OpenShift, working with Oracle/SQL databases, Docker, REST APIs, and agile practices. The role is fully remote with a permanent contract.
Java Developer (CI/CD)
Coforge is hiring a Java developer for a new client project: building microservices and REST APIs with Spring Boot, creating CI/CD pipelines, containerizing with Docker on AWS, and maintaining code quality, plus incident/problem management using tools like ServiceNow.
Senior Java Developer + Kafka
NTT DATA, a large IT consulting firm, seeks a Senior Java Developer in Madrid to build and maintain Java Spring Boot applications with Apache Kafka event streaming, RESTful APIs, and relational databases, joining a multidisciplinary team in a hybrid work setup.
Backend Developer Java Spring Boot - Valencia/València
Java/Spring Boot backend developer at Mercadona's retail IT team in Valencia: designs RESTful web services and microservices, integrates with relational and non-relational databases via Hibernate/JPA, writes unit and integration tests with JUnit/Mockito, and collaborates with the frontend team. On-site, full-time.
Full Stack Developer
Senior full-stack developer at a fully remote, globally distributed software company: building and maintaining web applications end to end with React/Angular/Vue on the front end and Node.js/Python/Java on the back end, plus REST APIs, cloud, Docker/Kubernetes, code reviews, and mentoring junior devs. Must be based in Spain.
Backend Developer Java Spring Boot
Backend developer at Mercadona's in-house IT team (1,400+ professionals) designing RESTful web services and microservices with Java Spring Boot, integrating databases via Hibernate/JPA, writing tests with JUnit/Mockito, and working with Kafka, Jenkins, Docker and Kubernetes.
Java Developer
Backend Java developer role in the Pontevedra/Vigo area for a staffing client in mobility and tech: designing REST APIs and services with Java 11+, Spring Boot, JPA/Hibernate and SQL databases, with automated testing (JUnit, Mockito, Cucumber). Remote work with monthly office visits in Vigo; €30k–35k gross per year.
Desarrollador Backend Node.Js – Apis, Proactivo, Híbrido
Backend developer (hybrid, Madrid) building and maintaining scalable RESTful APIs and microservices for a client tech company. Note: the title says Node.js, but the body centers on Python with Django/Flask, PostgreSQL/MySQL/MongoDB, Git, CI/CD and cloud platforms (AWS/Azure/GCP).
Desarrollador Backend Java – Microservicios Sector Público
Senior backend developer building scalable web applications and RESTful APIs with Python and Django for an expanding tech startup, working fully remote from Madrid. Day to day: API design, code reviews, performance and database optimization, and production debugging alongside frontend, product, and DevOps teams.
Frontend Developer NextJS
Frontend Developer at Amaris Consulting, an international technology consulting firm, building and deploying high-performance web applications with Next.js, React, JavaScript/TypeScript, and Vercel. Requires 5+ years of frontend experience, REST API integration skills, and fluent English; position based in Madrid, Barcelona, or Valencia.
Data Engineer
Data Engineer at The Access Group in Kuala Lumpur designing, building, and operating scalable data pipelines on Databricks, from API ingestion through curated medallion-architecture data layers. Core stack includes PySpark, SQL, Delta Lake, Python, and CI/CD, with growing use of AI-assisted development tools.
Java Programmer test
Job Title: Java Developer Department: IT / Software Development Experience: 05 Years Employment Type: Full-Time Work Mode: Work from Office / Hybrid Location: As per company requirements Job Summary We are looking for…
Databricks Data Engineer
Data & analytics specialist in Singapore who queries, cleanses and transforms data with SQL and Python on Databricks, builds monitoring and reporting dashboards in Tableau/Power BI, maintains documentation in Confluence, and automates manual processes, working to Singapore government IM8 data-quality standards.