Linux System Administrator

London, UK (partly office based)

Company Overview

Sliide is a mobile technology company that solves some of the most pressing challenges for mobile network operators and handset manufacturers globally.

Our digital products are used and loved by millions of people every month and drive billions of impressions to content producers and advertisers around the world.

Sliide is on a mission to help companies get more from the mobile economy. Our suite of mobile apps empower millions of users to unlock their essential device, and enable mobile carriers, handset manufacturers and app developers to engage, retain and maximise the value of their users.

We’ve more than tripled in size in the last 12 months and we have no intention of slowing down. We’re investing significantly in our existing product suite and we’re taking new and exciting products to market.

Role overview

We are looking for a mid level Linux System Administrator to join our technology team with experience in supporting people inside the company as well as maintaining applications.

As a System Administrator, you will be working closely with DevOps Teams to monitor, maintain and improve our cloud infrastructure, whilst supporting the rest of the team members in everyday tasks. You have the ability to learn and take in as much information as possible whether that is Linux System Administration or various policies and workings of the company. This role will be a great way into the DevOps world and could be the beginning of your DevOps career.


  • Perform high-level, day-to-day operational administration of cloud-based computing systems including user management, audits, patches, and upgrades.
  • Supporting applications hosted in an AWS cloud environment, including deployments, patches, security checks, and maintenance.
  • Supporting developers and other team members in a DevOps environment
  • troubleshoot IT incidents/issues and improve day to day operation
  • Working independently and in teams on administrative and technical projects
  • Provisioning and maintaining employee equipments
  • Monitoring and maintaining of a variety of physical and logical systems
  • Collecting and analysing data to report on the health of systems
  • Responds to and assists in resolving incidents and emergencies
  • Working with containerisation technologies such as Docker and Kubernetes, or other technologies.


  • BSc computer science or equivalent experience (min 1 year)
  • General scripting using bash, python, groovy, ruby
  • Experience in Cloud platforms, Ideally with AWS and GCP
  • Understanding of databases (e.g. Postgres, MySQL)
  • Experience in CI/CD tooling such as Jenkins or other
  • Experience of supporting applications, specifically GoLang, Java, Python
  • Understanding of of unix OS (e.g. Linux and MacOS)
  • Ability to prioritise tickets, projects and multi tasking
  • Ability to to work in a quick paced environment

Bonus points for

  • Knowledge of ‘Infrastructure as Code’ such as Terraform
  • Knowledge of automation tool such as Ansible
  • Working with containerisation technologies such as Docker and Kubernetes


  • Competitive salary + EMI share options


  • 25 days of holiday + bank holidays
  • up to 8% company pension contribution
  • Flexible working
  • Buzzing London office with a vibrant culture and well-stocked snack cupboards and drinks fridge
  • Working with a passionate team who love to learn and implement new technologies
  • Flat structure with plenty of exposure to the senior leadership team
  • Weekly company fitness sessions
  • Cycle to Work Scheme
  • Access to wellness venues and apps (via Gympass)
  • Private Health Insurance (with 24/7 Digital GP)
  • Budget for learning resources, courses and conferences
  • Regular all-company socials
  • Free haircuts in the office

Equal opportunity

We are hugely committed to equality of opportunity. We employ many nationalities and think it's extremely important to have both genders represented in all functions and levels. All individuals will be treated in a fair and equal manner and in accordance with the law regardless of age, disability, gender, pregnancy and maternity, marital status, race, religion or sexual orientation.


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