My client are looking for a Contract Senior Software Developer to design, build, and maintain microservices-based applications and data engineering pipelines. This role requires strong hands-on development experience across Java services, backend systems, and data processing platforms, with a focus on building scalable, reliable, and maintainable solutions. The role involves close collaboration with data engineers, QA, product, and platform teams to deliver high-quality services and data products across a complex enterprise environment. Technical Skills and Experience Core Skills Strong hands-on experience developing Java-based applications in a microservices architecture. Solid experience building and maintaining backend services and APIs. Experience contributing to data engineering pipelines, including ETL/ELT workflows, batch processing, and scheduled data builds. Strong understanding of data modelling, transformations, and downstream data consumption. Experience with performance tuning for backend services or data pipelines. Proficient SQL skills for data analysis, validation, and troubleshooting. Experience working with data warehouses, data lakes, or big data platforms (e.g., Snowflake, Redshift, BigQuery, Spark). Engineering Practices and Tooling Experience with CI/CD pipelines and automated build and deployment processes. Strong experience with version control systems (Git). Experience developing in cloud environments (Azure, AWS, or GCP). Understanding of distribu