Big Data Developer

Job Description:

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 EUR850M, 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 EUR1 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