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Application Support Engineer - £120K+

Job Description

Application Support Engineer - £120K+

Our client is one of the world’s leading FS and trading firms, at the cutting edge of financial technology, trading and quantitative analytics.

In London, offering hybrid working, they’re looking to hire an experienced Application Support Engineer, with good experience of Solace PubSub+, to join them and drive the growth of this area.

Working in a small, agile, Messaging team, you’ll have real ownership over your work and be regarding as the technical expert in London.

As well as the day to day, you’ll have the opportunity to work on expanding monitoring with projects across Grafana and Prometheus, data centre and hardware projects and even networking and latency.

This is the perfect opportunity for an experienced engineer to take the next step in their career, join a forward-thinking and growing team at a globally-renowned trading firm – Not something to miss!

Requirements:

  • Excellent background in production support, ideally in a 24 / 7 enterprise environment.
  • Experience administering Solace and PubSub+
  • Experience working with distributed systems over WAN.
  • A good understanding of networking, latency, and failover strategy.
  • Experience of Prometheus and Grafana for monitoring.
  • Experience with capacity management, performance tuning, and system scaling.
  • Familiarity with Linux and scripting (Bash, Python, etc.)
  • Any knowledge of DevOps tools such as Kubernetes, Cloud and automation would be ideal

Application Support Engineer - £120K+

London, UK
Full time

Published on 12/27/2025

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