Senior Site Reliability Engineer (SRE)
Senior Site Reliability Engineer (SRE)
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Job Description
Job Description
Senior Site Reliability Engineer (SRE)
Location: Wokingham (2 days a week onsite)
Type: Inside IR35
Rate: 80.00 an hour DOE
Were seeking a Senior Site Reliability Engineer to play a key role in the stability scalability and performance of critical platforms and applications. This is a leadership-level position suited to individuals who can move seamlessly between code infrastructure incident response and mentoring engineering teams.
Youll work across systems tools and teams to ensure platform reliability and enable continuous improvement in how software is built released and operated.
What Youll Be Responsible For
As a Senior SRE youll lead initiatives that:
- Ensure availability latency and performance of mission-critical systems across cloud and hybrid environments.
- Architect observability solutions (monitoring logging alerting) that detect and prevent failures before they impact users.
- Own and improve incident response workflows including runbooks communications and root cause analysis.
- Define and enforce SLIs SLOs and error budgets to balance innovation with operational stability.
- Mentor engineers and advise teams on best practices for scalability security deployment and incident readiness.
- Automate repetitive work via infrastructure-as-code CI/CD pipelines scripts and custom tooling.
- Support and lead platform engineering efforts reliability reviews and cross-functional reliability programs.
Core Responsibilities
Operations Leadership
- Act as a senior escalation point for major incidents and production outages.
- Lead post-incident reviews coordinate root cause analysis and drive remediation plans.
- Communicate platform health risk and improvement plans with technical and non-technical stakeholders.
Engineering & Automation
- Design and build robust CI/CD workflows using tools such as Azure DevOps GitHub Actions Jenkins or GitLab.
- Lead the design and delivery of resilient scalable infrastructure using IaC (Terraform Bicep etc.).
- Develop automation and observability tooling that enables fast feedback loops and minimal manual intervention.
Strategic & Advisory
- Define infrastructure architecture to support fault-tolerant applications.
- Collaborate with developers architects and product teams to embed reliability into the software lifecycle.
- Support implementation of secure scalable deployment patterns (e.g. blue-green canary releases rollback strategies).
- Influence reliability culture and DevOps maturity across teams.
Technical Environment
The ideal candidate brings hands-on experience in many of the following areas:
- Cloud & Infrastructure: Azure AWS OpenShift Kubernetes Docker App Services IaaS (e.g. EC2 VMs)
- Observability: Datadog Prometheus Grafana Splunk ELK Application Insights CloudWatch
- Automation & CI/CD: Terraform Bicep Azure DevOps Jenkins GitLab GitHub Actions
- Languages & Scripting: Python C# Bash PowerShell
- Networking: DNS SSL/TLS load balancing WAF proxies CDN Azure Application Gateway
- Databases: MSSQL PostgreSQL MongoDB CosmosDB DynamoDB
- OS & Systems: Windows and Linux internals Nginx IIS
Ideal Candidate Profile
- Extensive experience (typically 5 years) in Site Reliability Engineering DevOps or Production Engineering roles.
- A solid software engineering background with the ability to read write and review production-quality code.
- Proven ability to lead incident response influence reliability culture and design for resilience.
- Experience operating complex systems in fast-paced high-availability environments.
- Strong collaborator who can work across development infrastructure and security disciplines.
- Passion for solving operational problems through automation not repetition.
What Youll Bring
- Ability to lead technical decisions while balancing risk and velocity.
- Strong communication skills across technical and non-technical stakeholders.
- A mindset of continuous improvement ownership and mentorship.
- Commitment to eliminating toil improving developer experience and delivering reliable platforms at scale.
Ready to make reliability your legacy
Wed love to hear from experienced SREs who can bring stability to change and clarity to complexity.
Required Experience:
Senior IC
Employment Type
Full-Time
