Big Data Developer

Description

Summary: Join a senior technical team for backend development on large-scale, data-intensive platforms in a regulated financial environment, focusing on OOP, Data Lake ecosystems, and complex SQL data processing. Highlights: 1. Work on large-scale, data-intensive platforms in regulated financial environment 2. Design, develop, and maintain backend components using Java and OOP principles 3. Contribute to microservices architectures and CI/CD pipelines **Company Description** **Talan – Positive Innovation** Talan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultants in 21 countries and a turnover of €850M, we are committed to delivering impactful, future\-ready solutions. **Talan at a Glance** Headquartered in Paris and operating globally, Talan combines technology, innovation, and empowerment to deliver measurable results for our clients. Over the past 22 years, we’ve built a strong presence in the IT and consulting landscape, and we’re on track to reach €1 billion in revenue this year. **Our Core Areas of Expertise** * **Data \& Technologies:** We design and implement large\-scale, end\-to\-end architecture and data solutions, including data integration, data science, visualization, Big Data, AI, and Generative AI. * **Cloud \& Application Services:** We integrate leading platforms such as SAP, Salesforce, Oracle, Microsoft, AWS, and IBM Maximo, helping clients transition to the cloud and improve operational efficiency. * **Management \& Innovation Consulting:** We lead business and digital transformation initiatives through project and change management best practices (PM, PMO, Agile, Scrum, Product Ownership), and support domains such as Supply Chain, Cybersecurity, and ESG/Low\-Carbon strategies. **We work with major global clients across diverse sectors, including Transport \& Logistics, Financial Services, Energy \& Utilities, Retail, and Media \& Telecommunications.** **Job Description** You will join a senior technical team working on large‑scale, data‑intensive platforms in a **regulated financial environment**. The project focuses on backend development using **OOP technologies**, strong interaction with **Data Lake ecosystems**, and complex **SQL‑based data processing**, within a modern **microservices and DevOps‑oriented architecture**. **What You Will Do** * Design, develop and maintain backend components using **Java and OOP principles** * Build and optimize **SQL queries** over large datasets (Oracle / PostgreSQL) * Work with **Data Lake** environments and data integration flows * Contribute to **microservices architectures** (Spring Boot) * Collaborate in CI/CD pipelines using **Git, GitHub Actions and Kubernetes** * Participate in Agile ceremonies and technical decision‑making * Interact with functional teams in **Transactional Regulatory Reporting** contexts **Qualifications** **What We Are Looking For** **Must:** * Senior experience in **Object‑Oriented Programming (Java – Expert level)** * Advanced **JavaScript** * Strong SQL skills with **Oracle (PL/SQL)** and **PostgreSQL** * Solid experience with **Git and GitHub (Advanced)** * Hands‑on experience with **Kubernetes** * Proven background in enterprise‑scale backend systems **Nice to have:** * **Angular \& TypeScript** (intermediate level) * Experience with **Amazon S3** and **Elastic** * **Microservices** with Spring Boot on **OpenShift** * Messaging systems such as **Kafka** * DevOps culture and tooling * Agile environments (**Jira, Confluence**) * Business exposure to **Transactional Regulatory Reporting** **Additional Information** **What do we offer you?** * **Remote position based in Malaga.** * Possibility to manage work permits. * Permanent, full\-time contract. * Smart Office Pack so that you can work comfortably from home. * Training and career development. * Benefits and perks such as private medical insurance, life insurance, Language lessons, etc * Possibility to be part of a multicultural team and work on international projects. **If you are passionate about data, development \& tech, we want to meet you !**