Market Data Engineer - Java - Futures & Options - RFA to RTSDK in London
Posted by CBSbutler Holdings Limited trading as CBSbutler
£80,000 – £115,000 a year
London · Permanent · Remote working
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.
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