Mid- Level Big Data Developer
Talan
Posted: March 23, 2026
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Quick Summary
A Mid- level Big Data Developer is required to design, develop, and deploy data-driven solutions to drive business innovation and growth.
Required Skills
Job 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.
We are looking for a skilled Big Data Developer to join our team in Malaga. You will be part of a strategic project focused on the definition and automation of processes for Initial Margin within the Market Risk area. This role involves working with cutting-edge Big Data technologies (Spark/Scala) to build robust and scalable data solutions.
Key Responsibilities
• Define and automate complex data processes using Spark and Scala.
• Participate in the design and implementation of ETL pipelines and data models.
• Collaborate within a specialized Big Data team to handle large-scale data processing tasks.
• Perform data validation and rigorous testing to ensure the accuracy and reliability of financial data.
• Contribute to the continuous improvement of the Big Data ecosystem within the Market Risk domain.
Technical Requirements 
• Experience: 2+ years of experience in a similar Big Data role.
• Languages & Platforms: Strong proficiency in Scala and Apache Spark (Hadoop ecosystem).
• Database: Solid knowledge of SQL (Intermediate level).
• ETL: Proven experience in ETL design and data modeling.
• Scripting: Basic knowledge of Shell Scripting.
• Education: Background in technology-driven projects or Engineering.
• Languages: Fluent English proficiency
Nice to Have 
• Experience with Azure Databricks.
• Knowledge of Airflow for workflow and pipeline management.
• Previous experience in the Banking sector, specifically in Market Risk.
Soft Skills
• Strong analytical and problem-solving mindset.
• Ability to work effectively in an agile team environment.
• Proactive attitude towards automation and process optimization.
What do we offer you?
• Hybrid position based in Málaga, Spain
• 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!