Infrastructure Engineer
Confirmed on the employer's own hiring board on Nov 1, 2026. First seen by Alion on Oct 15, 2026.
About the company
Our client is a software company.
The role
Raydar is recruiting for this role on behalf of our client. Own the stability and day-to-day operation of production infrastructure for secure, large-scale software deployments. Partner with engineering and delivery colleagues on design, incident response and automation, including a periodic on-call shift.
What you'll do
- Build and maintain dependable, scalable services across secure production deployments.
- Take charge of production health, covering observability, alerts, configuration control and version upgrades.
- Collaborate with delivery and product engineers on sound, scalable system design.
- Help investigate, fix and head off production incidents alongside colleagues.
- Roll out new software releases across production environments and move workloads onto newer infrastructure.
- Drive automation that removes repetitive manual work, including solutions that use modern AI tooling.
- Troubleshoot and tune services and infrastructure for lasting stability and growth.
- Join an on-call rota, about once every 5 to 6 weeks, to support production incidents.
Requirements
What we're looking for
- 1 to 5 years in infrastructure engineering or site reliability engineering.
- Practical experience running dependable, high-scale production environments.
- Writes production code every day and can pass a live coding exercise; scripting alone is not sufficient.
- Hands-on production use of containers and orchestration tools.
- Proficiency in at least one of Java, Python, Go or JavaScript.
- Experience in defense technology or another technically complex organisation.
- Degree in computer science or software engineering from an accredited university.
- History of replacing manual work with automation and strengthening system stability.
- Comfortable with a fast-moving, self-directed setting that includes on-call duty.
- Currently holds active UK DV security clearance and meets the associated nationality requirement.
- Lives within a short commute of the London secure site, or is ready to relocate there.
Bonus points
- Experience with infrastructure-as-code tooling or CI/CD pipelines.
- Defense technology or government background.
- Deep Kubernetes knowledge.
Benefits
Compensation and benefits
- Base salary: GBP 90,000 to 105,000 per year
- Equity
- Health, dental and vision coverage
- Life and disability insurance
- Flexible time off
- Paid holidays
- Parental leave and family benefits
- Retirement plan
- Relocation support
Location and work model
- London, United Kingdom
- Hybrid, with in-office work expected and 1 to 2 days per week working from home
- Full-time