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Senior Data Engineer
Senior Data Engineer at Plain Concepts Group (Spain, remote optional) designs and builds data solutions for client projects: developing ETLs and scalable pipelines with Spark (Python/Scala) on Azure/AWS in agile multidisciplinary teams. Requires 4+ years in data engineering, SQL/NoSQL, cloud, and testing experience.
Senior Data Engineer
Senior Data Engineer in Madrid owning end-to-end delivery of automated data solutions — ETL/ELT pipelines, data models, and integrations — for internal and client needs, using AWS, Python, SQL, Matillion and cloud data platforms like Snowflake, Databricks or BigQuery, while mentoring junior engineers.
Data Engineer II
Data Engineer II at Expedia Group's B2B arm in Madrid, building and running the data platform that ingests billions of events daily. Day to day involves developing data capture, processing, storage, and visualization on AWS using Scala/Python/Java, SQL, and big-data tools like Kafka, Spark, Airflow, Kinesis, EMR, and Docker.
Senior Data Engineer
Senior Data Engineer at an AI fintech in Madrid (hybrid, 2-3 days/week onsite): build end-to-end data ingestion and ETL pipelines in Python, orchestrated with Kubernetes/workflow tools, and design schemas and transformation layers supporting analytics and AI agents/RAG systems. Salary €60-85k plus benefits.
Data engineer
Data Engineer at consulting firm agap2, hybrid in Barcelona, joining a project to evolve a cloud data platform: building dbt data models (Silver/Gold) in Snowflake, developing and monitoring Azure Data Factory ingestion pipelines, and applying data quality, governance, and cataloging practices.
Data Engineer
Data Engineer at Alcampo (Auchan Retail) in Zaragoza, developing and maintaining applications and systems in the Data IT area — analyzing, building, deploying and supporting data solutions. Core stack: dbt, BigQuery, Snowflake, OneLake, PowerBI, advanced SQL and medallion DWH modeling. On-site with 1 remote day per week.
Big data engineer in cybersecurity
Data Analyst at GMV in Barcelona working on threat detection and fraud prevention for a financial-sector client: investigating security alerts, analyzing SIEM data, spotting anomalies, defining monitoring thresholds, and building data models. Core stack: SQL, Google Cloud Platform, and Qlik Sense dashboards.
Senior DevOps Engineer (Cloud-Native, AI-Driven Platform)
Senior DevOps engineer designing and operating AWS/Azure cloud infrastructure for a multi-tenant hospitality SaaS platform: Docker/Kubernetes workloads, Terraform IaC, CI/CD pipelines, Grafana/ELK observability, and Microsoft SQL Server operations, with AI-assisted automation.
Technical Account Manager
Join Axon and be a Force for Good. At Axon, we’re on a mission to Protect Life. We’re explorers, pursuing society’s most critical safety and justice issues with our ecosystem of devices and cloud software. Like our…
Senior Software Engineer
Senior engineer translating designs into Java backend services, frontends, and REST API integrations for CHAMP's cargo software, plus unit testing, documentation, mentoring, and production/migration support. Stack: Java, Spring Boot, SQL (Oracle, SQL Server, MongoDB, PostgreSQL), Scrum/Agile, DevOps; 5+ years' Java required.
Software Engineer (BPM)
Software engineer at UST (large IT services firm) developing a Flowable-based process and case management (BPM) solution for a banking-sector client. Hybrid role in Madrid using Java, Oracle, Linux, BPMN/CMN, SQL, Elasticsearch and Git-based tooling.
Senior Full Stack Developer with.NET & Angular (Hybrid - Madrid)
Senior full stack developer designing, building, and maintaining scalable applications with .NET/C# and Angular for an international financial-services client. Works on REST APIs, SQL databases, CI/CD and architecture decisions in Agile, hybrid from Madrid with 3 days/week on-site at the client's central Madrid offices.
Software Engineer
Onsite full-stack Software Engineer in downtown Madrid building and evolving mscope's SaaS products across a three-layer stack: React, Spring Boot, Python microservices, and SQL. Work includes Docker container deployment on AWS and unit/integration testing; fintech experience is a plus.
Full Stack Developer
Senior full stack developer, fully remote (must be based in Spain), for a software solutions provider's globally distributed team: design, build, test, and maintain web applications end to end with a modern front-end framework (React/Angular/Vue) and a back-end like Node.js, Python, or Java, plus REST APIs, cloud/Docker, and CI/CD, while mentoring juniors in an Agile environment.
Cloud Developer (Python) — Google Cloud Platform
Cloud Developer (Python) who designs, builds and operates GCP-native backends: REST APIs on Cloud Run/Cloud Functions, event-driven flows with Pub/Sub/Cloud Tasks, client system integrations, Cloud SQL/Firestore persistence, Docker CI/CD, and generative-AI features. Hybrid role in Madrid; also supports pre-sales estimates and PoCs.
AI Engineer / Backend Developer
Backend/AI engineer at Mindsight Ventures (Barcelona, hybrid) building AI-driven systems and backend infrastructure for internal and client projects: designing APIs and data pipelines, deploying ML models with MLOps, and scaling on cloud (Azure preferred) using Node.js/TypeScript or Python, Docker, and modern RAG/vector-DB patterns.
Senior Backend Developer
Senior Backend Engineer for an AI-native SaaS platform near Barcelona: designing and scaling distributed, high-availability backend services with Django/Python and PostgreSQL, integrating external APIs, and strengthening observability, testing, CI/CD and team engineering standards. Hybrid role with 2 required office days per week.
Java backend developer
K-LAGAN is hiring a Java backend developer in Barcelona to work on international logistics and intralogistics automation projects, building and integrating WMS/WCS solutions. Day-to-day work involves Java 17 and Spring Boot services, REST APIs, Oracle/SQL databases, and testing with JUnit/Mockito, with travel to project sites for commissioning.
Product Operations Analyst
About the Role: We are looking for a highly organised, analytical and proactive Product Operations Associate to help our Product team work more efficiently and effectively. You will work closely with Product Designers,…