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Elastic Stack/ELK Engineer

Square One Resources • APPLICATION • London, City, United Kingdom • £492 / * • 21h ago

Job Title: Elastic Stack/ELK Engineer

Location: Central London (On site 3 days per week)

Salary/Rate: £492/Day Inside IR35

Start Date: 22/09/2025

Job Type: Contract - 6 months

Company Introduction:
We are looking for a skilled engineer to become part of a specialist team dedicated to supporting the technology environment behind electronic trading.

Job Responsibilities/Objectives:

In this role, you will play a key part in maintaining and improving the infrastructure that drives electronic trading systems.
You'll work closely with colleagues in infrastructure, development, and the business to provide robust solutions, often in time-sensitive situations.
Designing, deploying, and managing the Elastic Stack (Elasticsearch, Logstash, Kibana, Beats) across complex, distributed platforms.
Taking ownership of Middleware messaging environments, particularly Solace, ensuring best-practice usage, monitoring, and optimisation.
Using advanced monitoring tools (eg, Corvil, ITRS Geneos) to guarantee visibility of systems and timely escalation of issues.
Leading the onboarding of new applications, including requirements around connectivity, networking, infrastructure, and monitoring.
Building and maintaining tools and pipelines to support data analysis, dashboarding, and database engineering.
Working with global teams to ensure the reliability, performance, and scalability of low-latency trading infrastructure.

Required Skills/Experience:

Deep technical expertise with the Elastic Stack, including life cycle management, performance tuning, and API-driven integrations.
Strong understanding of Linux systems, containerisation, networking, and cloud-native observability practices.
Hands-on experience with automation and Scripting (Python, Shell, SQL, PowerShell).
Knowledge of trading environments, connectivity, and financial protocols (FIX, Market Data, Order Entry).
Background in DevOps practices, including CI/CD pipelines and infrastructure-as-code technologies (Jenkins, Docker, Kubernetes).

Desirable Skills/Experience:

Experience with low-latency messaging systems such as Solace, 29West, or Tibco.
Familiarity with monitoring and telemetry platforms such as Corvil or Pico.
Knowledge of observability solutions like ITRS Geneos integrated with Elastic Stack.
Experience deploying and supporting machine-learning models in production environments.

If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format.

Disclaimer:
Notwithstanding any guidelines given to level of experience sought, we will consider candidates from outside this range if they can demonstrate the necessary competencies.
Square One is acting as both an employment agency and an employment business, and is an equal opportunities recruitment business. Square One embraces diversity and will treat everyone equally. Please see our website for our full diversity statement.

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