https://jobs.co.uk/job/java-engineer-market-data-cbs-butler--2cb16768-9e6c-40a0-a3e3-cd6c49e9bfdb RSS feed for Java Engineer - Market Data at CBS Butler. en-gb Sat, 03 Oct 2026 16:53:43 GMT https://jobs.co.uk/job/java-engineer-market-data-cbs-butler--2cb16768-9e6c-40a0-a3e3-cd6c49e9bfdb https://jobs.co.uk/job/java-engineer-market-data-cbs-butler--2cb16768-9e6c-40a0-a3e3-cd6c49e9bfdb Sat, 03 Oct 2026 11:52:05 GMT Location: London | Salary: 85000.00-85000.00 Annual | Type: Permanent | Java Engineer - Market Data - LSEG/RTSDK MigrationPermanentLondon - Hybrid 3 days per weekSalary - £85K - £110KWe are seeking an experienced Java Engineer with strong market data and electronic trading experience to support the modernisation of a Futures algorithmic trading platform.The role will focus on migrating from the Legacy LSEG/Refinitiv RFA API to RTSDK, analysing existing market data usage, implementing application and framework changes, and ensuring trading functionality and performance remain consistent throughout the transition.Responsibilities:* Analyse existing RFA market data usage and map functionality to RTSDK.* Assess differences in market data fields and behaviour across relevant exchanges.* Develop enhancements to Java applications and shared frameworks to support RTSDK.* Support a phased migration while maintaining compatibility and system stability.* Develop and execute automated, regression and integration testing.* Use AI-assisted development tools to improve coding, testing and productivity.Skills and Experience:* Strong experience with Futures andamp; Options market data, particularly LSEG/Refinitiv.* Proven Java development experience within electronic t... Permanent