Site Reliability Engineer - Banking & Finance

Hamilton Barnes Associates Limited; Belfast; On-site; GBP 50,000 - 60,000; Full time

Job summary

A global financial services organisation is seeking a Site Reliability Engineer to ensure system availability and performance. You will build automation tools, manage cloud infrastructure with Terraform, and work within an Agile environment. The role offers a competitive salary of up to £60k plus bonuses. Ideal candidates have Python and Flask experience, along with knowledge in network automation.

Qualifications

• 1+ years of hands-on experience in Python development focused on automation.
• Experience with Flask and/or Django for web development.
• Proven track record in building RESTful APIs.

Responsibilities

• Build and maintain self-service and automation tools.
• Support the design and deployment of microservices.
• Manage cloud infrastructure using Infrastructure-as-Code.

Skills

Python development

Flask

REST APIs

JavaScript

Terraform

Linux environment

Tools

Kubernetes (GKE)

Infrastructure-as-Code (Terraform)

Job description

Overview

Ready to keep mission-critical systems reliable, scalable, and secure?

Join a global financial services organisation recognised for operating leading derivatives exchanges and technology platforms. With a reputation for innovation and stability, the organisation continues to enable markets worldwide through resilient infrastructure and advanced technology solutions.

The team is hiring a Site Reliability Engineer to ensure the availability and performance of large-scale systems. The role will focus on automation, monitoring, incident response, and optimising infrastructure to deliver high reliability across complex environments.

Turn resilience into a competitive advantage. Apply now!

Responsibilities

• Build and maintain self-service and automation tools to improve productivity.
• Work on both front-end interfaces and scalable back-end services.
• Support the design and deployment of microservices in GCP, particularly with Kubernetes (GKE).
• Manage cloud infrastructure using Infrastructure-as-Code (Terraform).
• Troubleshoot and support solutions in Linux environments.
• Follow best practices in coding, design, and software delivery.
• Implement CI/CD pipelines to improve delivery speed and reliability.
• Develop and consume RESTful APIs (primarily Flask).
• Collaborate in an Agile/Scrum environment using tools such as Jira and Bitbucket.

Requirements

• 1+ years of hands-on Python development experience, ideally with automation or tooling projects.
• Experience with Flask and/or Django.
• Knowledge of network and security automation (routing, switching, firewalls, VPNs) is beneficial.
• Proven experience building REST APIs.
• Front-end development skills (JavaScript, jQuery, HTML5, CSS) are desirable.
• Familiarity with Terraform or similar Infrastructure-as-Code tools.

Salary

• Up to 60k + bonus