Java + Data Technical Lead

About the role

Talan Spain is looking for an experienced Technical Lead to drive the design, development and delivery of scalable data processing and streaming solutions. The role provides technical leadership across data engineering initiatives, guides development teams and contributes to the architecture of high-performance distributed systems built on modern cloud and big data technologies.

Key responsibilities

• Lead the technical design and implementation of large-scale data processing and streaming applications.
• Define architecture standards and best practices for distributed data platforms.
• Design, develop and optimize batch and real-time data pipelines using Apache Spark and Kafka.
• Build and maintain scalable APIs following OpenAPI specifications.
• Analyze systems, identify performance bottlenecks and implement optimizations.
• Work with product owners, architects, data engineers and business stakeholders to turn requirements into technical solutions.
• Mentor developers through code reviews, technical guidance and knowledge sharing.
• Ensure solutions are secure, scalable and maintainable, and drive continuous improvement of development processes and platform reliability.

Required profile

• Experience leading technical teams and complex software projects.
• Ability to make architectural decisions and manage stakeholders.
• Experience mentoring developers and balancing technical quality with business priorities.

Required skills

• Strong Java development in enterprise environments and hands-on Scala.
• Apache Spark (Spark SQL, Structured Streaming) and the Cloudera ecosystem.
• Apache Kafka and Kafka Streams.
• RESTful APIs with OpenAPI, SQL databases and data modeling.
• AWS and Databricks.
• Preferred: cloud-native architectures, microservices, CI/CD, Agile/Scrum, data governance and observability.

What we offer

• Permanent, full-time contract with career development opportunities.
• Exposure to large-scale financial IT systems and cross-country projects in a multicultural environment.
• Training opportunities in finance, technology and data management.