Principal Software Engineer (Director Level)

We are looking for a Distinguished Engineer to lead the build of a data fabric across a complex / challenging estate of core legacy trading systems. This is central to digitisation and the firms AI strategy. Key Responsibilities: Lead the transformation of legacy systems (Oracle, Java, C#) into a modern AWS-based data and analytics stack. Develop advanced data abstraction layers to ensure seamless integration and data consistency across platforms. Collaborate with cross-functional teams, including Trading Technology, Data Science, and Cloud DevOps. Key Skills and Experience: Proven experience in enterprise-scale data engineering and modernisation projects. Expertise in integrating legacy systems with cloud platforms, especially AWS (S3, Lambda, Redshift). Strong background in Java and Python, with knowledge of SQL/NoSQL databases and ETL processes. Although a senior position, this is still hands-on 80% of the time. Familiarity with data governance, security, and data warehousing architectures. Experience in working on large-scale trading systems.