Java Engineer - Market Data

CBS Butler; Greater London; Hybrid; GBP 85.000 - 110.000; Vollzeit

Zusammenfassung

CBS Butler is seeking an experienced Java Engineer for Market Data migration in London, with a hybrid model (3 days onsite per week). The role focuses on migrating from LSEG/Refinitiv RFA to RTSDK, ensuring performance and continuity of a futures trading platform.

You will analyse current market data usage, map functionality to RTSDK, develop enhancements to Java applications and shared frameworks, and implement automated tests to safeguard regression and integration outcomes.

Qualifikationen

• Experience with market data, exchange feeds and trading workflows.
• Experience migrating large codebases during platform migrations.
• Strong focus on performance, scalability and low-latency processing.
• Experience with automated testing and regression testing.

Aufgaben

• 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.

Kenntnisse

Futures & Options data

LSEG/Refinitiv

Java development

Low-latency trading

TDD & automated testing

AI-assisted development tools

Analytical problem solving

Jobbeschreibung

Java Engineer - Market Data - LSEG/RTSDK Migration

Permanent

London - Hybrid 3 days per week

Salary - £85K - £110K

We 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 & Options market data, particularly LSEG/Refinitiv.
• Proven Java development experience within electronic trading environments.
• Good understanding of market data, exchange feeds and trading workflows.
• Experience working with complex existing codebases and technology migrations.
• Strong focus on performance, scalability and low-latency processing.
• Experience with TDD, automated testing and regression testing.
• Familiarity with AI-powered development tools.
• Strong analytical, problem-solving and communication skills.

It would be an added advantage if you had any of the following:

• Previous RFA-to-RTSDK migration experience.
• Experience with low-latency trading and Real Time market data systems.
• Knowledge of Futures market structure, exchange connectivity and market data normalisation.
• Experience developing shared frameworks or platform libraries.

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