Java Engineer

Harrington Starr

📍 london borough of redbridge, england, United-Kingdom

Full-time IT & Technology Posted June 13, 2026

Job Description

Senior Java Engineer / SRE
London (Hybrid)

The company

A well-established global fintech business operating large-scale trading platforms across multiple asset classes including equities, leveraged products, futures, options, and digital assets. Their technology supports a significant international client base and processes high volumes of real-time trading activity every day.

They are continuing to invest heavily in engineering, platform resilience, and product growth, with a strong focus on modern systems, high standards, and sustainable delivery.

The role

This is a senior engineering opportunity within a specialist Site Reliability Engineering team focused on performance, uptime, and operational excellence across a business-critical trading platform.

The role combines software engineering with reliability engineering. You’ll be involved in designing and building internal tooling, improving observability, automatin...