Site Reliability Engineer III (Python Experience)

VanRath; Belfast; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A tech-focused recruiting firm is seeking a Site Reliability Engineer III in Belfast. The role involves Python development and building automation tools in Google Cloud Platform. You will manage cloud infrastructure using Terraform and design scalable microservices. This position offers a hybrid working model and various employee benefits, including medical support and education assistance.

Benefits

Bonus and equity programmes

Employee Stock Purchase Plan (ESPP)

Private medical, dental, and mental health support

Group pension plan and life assurance

Cycle-to-work and EV car schemes

Gym membership

Family leave provisions

Education assistance

Qualifications

• 2-3 years' hands-on Python development experience.
• Experience with Flask and Django frameworks.
• Familiarity with network fundamentals is a plus.
• REST API development experience.
• Front-end exposure is helpful.
• Skilled in Terraform and Linux.
• Excellent communication skills.

Responsibilities

• Build and maintain automation tools for IT operations.
• Deliver full-stack solutions for web applications.
• Design and scale microservices in GCP.
• Manage cloud infrastructure using Infrastructure-as-Code.
• Troubleshoot Linux environments.

Skills

Python

Flask

Terraform

Linux

Network fundamentals

JavaScript

HTML

CSS

JQuery

Education

Degree in Computer Science or Engineering

Tools

Google Cloud Platform (GCP)

VS Code

Job description

Overview

Our client is seeking a Site Reliability Engineer III with 2-3+ years experience in Python to help transform their global Network Services function. In this role, you'll design and build automation tools, develop full-stack applications, and drive greater efficiency across one of the world's largest exchange network infrastructures. Working in Google Cloud Platform (GCP) with Kubernetes, you'll play a key role in building scalable, self-healing systems that improve reliability and reduce manual effort. You'll be part of a diverse, international team spanning the US, UK, India, and Singapore, collaborating to deliver secure, resilient, and high-performing network services.

Responsibilities

• Build and maintain self-service and automation tools to streamline IT operations.
• Deliver full-stack solutions, combining responsive front-end interfaces with scalable back-end services.
• Design, deploy, and scale microservices in GCP (GKE).
• Manage cloud infrastructure using Infrastructure-as-Code (Terraform).
• Develop and integrate RESTful APIs with Flask (or similar frameworks).
• Troubleshoot Linux environments and work primarily in VS Code.
• Contribute to CI/CD pipelines and modern DevOps practices.
• Work within Agile Scrum teams, using Jira and Bitbucket for collaboration.
• Apply strong problem-solving skills to deliver high-quality, on-time solutions.

Qualifications

• 2-3 years' hands-on Python development experience, ideally with automation or tooling projects.
• Experience with Flask and Django frameworks.
• Familiarity with network fundamentals (routing, switching, firewalls, VPNs); network automation a plus.
• REST API development experience (Flask or similar).
• Some front-end exposure (JavaScript, HTML, CSS, JQuery) is helpful.
• Skilled in Terraform, Linux, and VS Code.
• Strong grounding in coding best practices (PEP8, SOLID, SDLC, CI/CD).
• Excellent communicator who can simplify complex technical concepts.
• Collaborative team player with a proactive, problem-solving mindset.

Education: A degree in Computer Science, Engineering, or related fields is preferred; equivalent experience is also valued.

Benefits

• Bonus and equity programmes
• Employee Stock Purchase Plan (ESPP)
• Private medical, dental, and mental health support
• Group pension plan, life assurance, income protection
• Cycle-to-work and EV car schemes
• Gym membership
• Family leave provisions
• Education assistance (degrees and certifications)
• Hybrid working model