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Senior Java Developer - Associate/VP

London, England, United Kingdom💼 Full-time🗓 2026-06-25 → 2026-07-31

Core

Develop, maintain, and improve performance of Instinet's Crossing Systems (BlockMatch MTF and CBX) and contribute to the technical direction of common Core trading systems.

Role type

Senior IC Java Developer (Trading Systems)

Builds

High-volume, low-latency equities trading applications and core infrastructure

Domain

Financial services / Equities trading / High-frequency trading

Deliverable

production ML models | product features | infrastructure

Required skills

Java, FIX protocol, low-latency system design, performance engineering, SQL, Linux, networking, version control (SVN/GIT), microservices, distributed systems

Preferred skills

Perl, Python, Agile/Scrum methodologies

Technologies

Java, FIX, SVN, GIT, SQL, Linux

Responsibilities

Elicit and analyze requirements for crossing applications; design software for business-critical trading systems; optimize performance and latency; own software lifecycle from design to production; integrate changes into production; conduct peer reviews; provide 2nd level support for trading systems; mentor junior team members

Seniority

Senior, hands-on IC with mentorship responsibilities

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