Senior Platform Engineer: Cloud, CI/CD & Secure Infra

Unum; Basingstoke; Hybrid; GBP 75,000 - 100,000; Full time

Benefits offered by this job

Bonus scheme

Healthcare plan

Pension

Life insurance

Mental health support

Annual leave 27 days

EV salary sacrifice

Shuttle bus

Wellbeing & development

Job summary

Unum UK is seeking a Senior Platform Engineer to design, build and maintain our cloud platform infrastructure, enabling scalable and secure software delivery. You will implement Infrastructure as Code, CI/CD pipelines, and monitoring across cloud services, collaborating with Development, Security, DevSecOps and Operations.

The role emphasizes high availability, cost efficiency and strong security controls, with hybrid working in the UK and opportunities to mentor peers.

Qualifications

• Strong experience in platform engineering, DevOps or similar IT engineering role.

Responsibilities

• Design, build and maintain scalable, secure and reliable cloud platform infrastructure.
• Manage cloud services across compute, storage and networking, with a focus on performance, cost efficiency and resilience.
• Develop and maintain Infrastructure as Code and automation to support effective provisioning and platform management.
• Build and improve CI/CD pipelines to enable smoother, safer and more efficient software releases.
• Implement monitoring, logging and performance improvements to support operational excellence and customer experience.
• Work collaboratively with Development, Security, DevSecOps and Operations teams to deliver platform solutions aligned to business needs.
• Champion security best practice, access controls and compliance standards across cloud platforms.
• Support incident response, troubleshooting and continuous improvement to minimise downtime and improve reliability.
• Mentor and support other engineers, sharing knowledge and helping to build technical capability across the team.

Skills

Cloud platform design

DevOps

Platform management

CI/CD pipelines

Security best practices

Monitoring & logging

Infrastructure as Code

Automation scripting

Collaboration

Tools

Terraform

Azure DevOps

Git

PowerShell

Bash

Python

Jenkins

GitLab

CircleCI

Prometheus

Grafana

ELK stack

Job description

Unum UK is seeking a Senior Platform Engineer to design, build and maintain our cloud platform infrastructure, enabling scalable and secure software delivery. You will implement Infrastructure as Code, CI/CD pipelines, and monitoring across cloud services, collaborating with Development, Security, DevSecOps and Operations.

The role emphasizes high availability, cost efficiency and strong security controls, with hybrid working in the UK and opportunities to mentor peers.