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

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

Permanent

Based in the City

Salary: £80K - £115K depending on experience

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.

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.

Responsibilities:

* Analyse existing RFA integrations and map market data fields and functionality to

RTSDK.

* Develop & enhance Java applications & shared frameworks to support the migration.

* Work with Futures and Options market data across supported exchanges.

* Maintain backward compatibility and ensure minimal disruption to trading workflows.

* Implement performance optimisation, automated testing, TDD and regression testing.

* Collaborate with development, QA and business stakeholders to deliver a controlled

migration.

* Explore AI-assisted development tools to improve engineering and testing efficiency.

Skills and Experience:

* 4-8 years hands-on Java development experience.

* Strong experience with LSEG/Refinitiv market data.

* Knowledge of Futures and Options market data and electronic trading systems.

* Experience with real-time market data processing and exchange feeds.

* Strong software engineering skills, including performance optimisation and complex

codebase development.

* Experience with TDD, automated testing and regression testing.

* Understanding of API or platform migrations and backward compatibility.

* It would be an added advantage if you had direct experience migrating from RFA to

RTSDK / low latency trading systems and real-time market data / exchange

connectivity.

Please apply for immediate interview!

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