Posted Oct 11, 2026

Site Reliability Engineer

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About Us 

In 2019, the founders were working as engineers solving complex cross-domain problems within government organisations. 

TwinStream was formed to bring together their collective expertise and experience into a single business, focused on delivering technical excellence and high-quality service to clients. 

Since then, the company has grown to over 100 team members across the UK, with colleagues working both on-site with clients, hybrid and remotely from home. 

 

The Details

Salary: £75,000 - £95,000 DOE

Location: The role is fully remote initially, but we may put you through DV clearance and, once cleared, ask you to work onsite in Cheltenham 2–3 days a week at some point in the future.

Security Clearance: Eligible for SC and/or DV Clearance  

 

The Role 

As a Site Reliability Engineer, you’ll play a key role in designing, building, and maintaining resilient systems that support critical operations. You’ll work closely with cross-functional teams to ensure our platforms are scalable, secure, and reliable. 

This is a hands-on role where you’ll have the opportunity to influence technical direction, improve system performance, and contribute to meaningful projects. 

 

What You’ll Be Doing 

  

 

What We’re Looking For 

We recognise that no one ticks every box. If your experience aligns with most of the below, we’d love to hear from you: 

 

What You’ll Get 

Diversity & Inclusion 

We’re committed to building a diverse and inclusive workplace. We welcome applications from people of all backgrounds, experiences, and identities. 

If you need any adjustments during the recruitment process, please let us know. We’re here to support you 

 

Further Information: 

Due to the nature of the work and the sectors we support, any offer of employment will be subject to the successful completion of the relevant security screening and clearance process.

This role requires eligibility for [BPSS / SC / DV] clearance. As part of the vetting process, candidates must meet the UK Government's residency and right-to-work requirements associated with the required level of clearance.


Experience in site reliability engineering, DevOps, or similar roles; knowledge of cloud platforms, infrastructure as code, configuration management, CI/CD, monitoring, logging, and alerting.

Key Responsibilities

Skills & Tools

Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform (GCP), Terraform, Ansible

Job Details

Benefits

About TwinStream

A UK technical services company delivering engineering expertise and high-quality solutions to clients. — Industry: Information Technology