Site Reliability Engineer Bristol (3 days onsite, 2 days remote) £65,000 £95,000 DOE
Join a Team That Builds the Backbone of Secure, High-Performance Systems
In 2019, a group of engineers solving complex cross-domain challenges inside government organisations decided to take things further and TwinStream was born.
Our mission? To deliver technical excellence, operational reliability, and exceptional client service for some of the UK s most high-profile government projects.
Now, we re growing and we re looking for a Site Reliability Engineer (SRE) who s ready to shape the next generation of resilient, high-impact infrastructure.
Key Responsibilities of the Site Reliability Engineer:
As a TwinStream SRE, you'll sit at the heart of our operation ensuring the availability, performance, and cost-effectiveness of mission-critical cross-domain services.
You’ll work closely with feature development teams and our BAU/Support engineers to:
* Drive reliability, performance, and scalability across cloud and on-prem systems
* Automate toil, reduce alert fatigue, and evolve monitoring capabilities
* Build and refine CI/CD pipelines to enable seamless delivery
* Strengthen observability and proactively prevent issues before they impact users
* Evaluate cutting-edge tools, frameworks, and cloud solutions to keep us ahead of the curve
* Expand your expertise across diverse technical domains and architectures
What You'll Bring:
* Proven experience with Azure and modern infrastructure management tools (Ansible, Chef, etc.)
* Strong hands-on experience with Terraform, Docker, and Kubernetes/OpenShift/Docker Swarm
* Deep understanding of CI/CD pipelines (e.g. Jenkins), monitoring tools (Grafana, Prometheus, InfluxDB), and event-driven messaging (RabbitMQ or similar)
* Confident with Linux, SQL, and network security protocols
* Familiar with AWS services (EC2, S3, Lambda, RDS)
Bonus points if you have:
* Experience coding in Python, Java, or Go
* Knowledge of cross-domain technologies or service management environments
* Hands-on experience applying observability patterns and building availability metrics
Why You'll Love Working Here:
* 8% employer pension contribution invest confidently in your future
* Private medical healthcare (including dental & optical) for you and your family
* Learning and development budget own your career growth
* Flexible working culture 3 days onsite, 2 from home
* Electric Vehicle salary sacrifice scheme
* 28 days holiday + bank holidays
* Team events & celebrations quarterly meetups, summer & Christmas parties
* Cycle to work scheme & life assurance for peace of mind
Security Requirements
Due to the nature of our work, successful candidates will need to be eligible for SC and/or DV clearance.
Ready to Build What Matters?
If you re passionate about automation, resilience, and solving complex infrastructure challenges that make a real impact we d love to hear from you.
Apply now and join TwinStream, where your engineering skills keep the UK s most vital systems running smoothly.
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