Morgan McKinley
Senior Low-Latency Java Engineer
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Elite Senior Low-Latency Java Engineer (Electronic Trading – FX & Cash Equities)
Location
London (Hybrid: Approx. 3 days per week onsite with the client)
Compensation
£100,000 - £170,000 Base Salary
Benefits
Private Medical, Life Assurance, Pension
About Us
We are an elite technology consultancy called in by tier-1 financial institutions when engineering precision is absolutely non-negotiable. We are often engaged when other vendors fail, maintaining an exceptionally high bar for technical skill, EQ, productivity, and conscientiousness. We operate on a transparent, high-base compensation model with no variable bonus, designed to attract and retain the market's top engineering talent.
The Role
We are seeking a top-tier Low-Latency Java Engineer to join a multi-year, mission-critical engagement building next-generation electronic trading platforms. Operating across either Foreign Exchange (FX) or Cash Equities domains, you will architect and build ultra-fast, commercial-grade, event-sourced microservices from the ground up. You will tackle massive scale and deterministic latency, ensuring systems operate flawlessly under severe market volatility.
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Core Responsibilities
- Engineer extreme-performance, mission-critical Java frameworks based on event-sourcing architectures.
- Conduct relentless performance assessments, JVM tuning, and system profiling at the OS, JVM, and application layers.
- Collaborate directly with quantitative and front-office stakeholders, utilizing high EQ to communicate complex architectural decisions clearly.
- Produce clear diagrammatic documentation and model key system aspects using UML sequence diagrams.
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What We Are Looking For
- Deep Java Mastery: Complete knowledge of modern Java, the JVM, and the Linux Operating system.
- Mechanical Sympathy: A proven track record of targeted performance tuning, memory management, avoiding GC pauses, and writing zero-allocation code.
- Proven Commitment: A history of solid tenures (mostly 3+ years), demonstrating you are someone who invests in the mission and makes good long-term decisions.
- The "X-Factor": We look for passionate technologists with prestigious previous employers, high-achieving academic records, and a dedication to quality engineering (TDD, CI/CD, observability).
To apply
Please submit your CV highlighting your experience with low-latency messaging, memory management, and advanced JVM tuning.
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