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)

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:

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 !

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📌 Big Data Developer (Madrid)
🏢 Talan Group
📍 Madrid