Job Description:

Senior Linux Engineer Location: Glasgow (Preferred) or Newcastle Upon Tyne
Salary: Up to £65,000
Working Pattern: Hybrid working with client-site attendance as required
 
We are seeking an experienced Senior Linux Engineer to join a highly skilled Infrastructure Engineering team responsible for supporting and evolving critical enterprise platforms within a large-scale, complex technology environment.
 
The team is responsible for a substantial Linux server estate alongside supporting technologies including VMware, F5 Load Balancing, Infoblox DNS and a suite of internally developed automation tools used to manage and maintain the wider infrastructure platform.
 
This role has been created to support a major programme of infrastructure modernisation, with a particular focus on improving the organisation's ability to perform operating system upgrades, vulnerability remediation and platform lifecycle management through automation at scale.
 
This is an excellent opportunity for an engineer with strong Linux expertise who enjoys combining infrastructure operations, automation and platform engineering.
 
Location & Travel

• Glasgow is the preferred office location due to the existing engineering team presence.
• Candidates based within commuting distance of Newcastle will also be considered.
• During the initial onboarding period, successful applicants will be expected to travel regularly to London to collaborate with the wider engineering teams.
• Travel requirements will reduce significantly following this period.

The Role As a Senior Linux Engineer, you will be responsible for the ongoing support, maintenance and enhancement of enterprise Linux infrastructure.
A key focus of the position will be helping the organisation improve the way infrastructure is managed through automation, reducing operational overhead and enabling faster response to security vulnerabilities and platform risks.
Key initiatives include:

• Large-scale Linux operating system upgrades.
• Enterprise patching and vulnerability remediation.
• Infrastructure lifecycle management.
• Development of automation tooling and processes.
• Platform monitoring and observability improvements.
• Supporting the adoption of modern infrastructure engineering practices.

Key Responsibilities Linux Infrastructure Engineering

• Administer and support large-scale enterprise Linux environments.
• Perform troubleshooting and root cause analysis across production infrastructure.
• Support operating system upgrades, patching and lifecycle activities.
• Ensure platform availability, stability and performance.
• Work closely with networking, virtualisation and infrastructure teams.
• Contribute to platform resilience and operational excellence.

Automation & Platform Engineering

• Design and develop automation tooling using Python and Ansible.
• Automate operational and maintenance processes.
• Develop orchestration workflows to improve infrastructure efficiency.
• Create validation and verification processes to support change activity.
• Reduce manual intervention through automation and engineering best practice.

Monitoring & Observability

• Enhance monitoring, alerting and observability capabilities across infrastructure platforms.
• Develop dashboards and operational reporting.
• Work with technologies such as:
  • Prometheus
  • Grafana
  • Loki
• Support proactive platform monitoring and issue prevention.

Collaboration & Continuous Improvement

• Work closely with Linux, Networking and Virtualisation specialists.
• Participate in technical design discussions and reviews.
• Support knowledge sharing and mentoring activities.
• Produce and maintain high-quality technical documentation.

Essential Skills & Experience Technical Skills

• Strong experience administering Linux server environments.
• Experience supporting enterprise-scale infrastructure platforms.
• Advanced Linux troubleshooting and diagnostic skills.
• Good understanding of Linux operating systems and core system services.
• Experience developing automation solutions using Python.
• Strong Ansible experience.
• Knowledge of networking fundamentals and infrastructure concepts.
• Experience supporting mission-critical production environments.
• Understanding of system performance, processes, storage and operating system internals.

Personal Skills

• Strong problem-solving and analytical capabilities.
• Excellent communication and stakeholder management skills.
• Ability to work effectively within highly technical engineering teams.
• Proactive approach to continuous improvement and automation.

Desirable Experience

• Experience within Financial Services or other highly regulated environments.
• VMware virtualisation platforms.
• F5 Load Balancers.
• Infoblox DNS.
• Apache Airflow.
• Prometheus, Grafana and Loki.
• Infrastructure-as-Code methodologies.
• Enterprise patching programmes and operating system lifecycle management.
• Platform modernisation or automation initiatives.

What We're Looking For
We are looking for a Linux Engineer with a strong infrastructure background who is comfortable operating within complex enterprise environments.
 
You'll possess excellent Linux administration skills, be confident troubleshooting production issues, and have experience using automation to improve operational efficiency.
 
The ideal candidate will combine deep technical infrastructure knowledge with modern engineering practices and a passion for automation, reliability and continuous improvement.