Market Data Engineer - Java - Futures & Options - RFA to RTSDK

Market Data Engineer - Java - Futures &amp; Options - RFA to RTSDK<br />Permanent<br />Based in the City<br />Salary: £80K - £115K depending on experience<br /><br />We are looking for an experienced Market Data Engineer with strong Java development skills and a background in electronic trading to support the modernisation of a Futures Algorithmic Trading platform.<br /><br />This is a hands-on engineering role focused on migrating market data integration from the legacy LSEG/Refinitiv Robust Foundation API (RFA) to the Real-Time SDK (RTSDK), ensuring performance, reliability and existing trading functionality are maintained throughout the transition.<br /><br />Responsibilities:<br />* Analyse existing RFA integrations and map market data fields and functionality to <br /> RTSDK.<br />* Develop &amp; enhance Java applications &amp; shared frameworks to support the migration.<br />* Work with Futures and Options market data across supported exchanges.<br />* Maintain backward compatibility and ensure minimal disruption to trading workflows.<br />* Implement performance optimisation, automated testing, TDD and regression testing.<br />* Collaborate with development, QA and business stakeholders to deliver a controlled <br /> migration.<br />* Explore AI-assisted development tools to improve engineering and testing efficiency.<br /><br />Skills and Experience: <br />* 4-8 years hands-on Java development experience.<br />* Strong experience with LSEG/Refinitiv market data.<br />* Knowledge of Futures and Options market data and electronic trading systems.<br />* Experience with real-time market data processing and exchange feeds.<br />* Strong software engineering skills, including performance optimisation and complex <br /> codebase development.<br />* Experience with TDD, automated testing and regression testing.<br />* Understanding of API or platform migrations and backward compatibility.<br />* It would be an added advantage if you had direct experience migrating from RFA to <br /> RTSDK / low latency trading systems and real-time market data / exchange <br /> connectivity.<br /><br />Please apply for immediate interview!<br /><br />CBSbutler is operating and advertising as an Employment Agency for permanent positions and as an Employment Business for interim / contract / temporary positions.

CBSbutler is an Equal Opportunities employer and we encourage applicants from all backgrounds.