Senior Site Reliability Engineer

Senior Site Reliability Engineer

Full-Time 63000 - 77000 £ / year (est.) Home office (partial)
The Consensus

At a Glance

  • Tasks: Design and deliver Kubernetes-based microservices while driving operational excellence.
  • Company: Join Cisco's innovative Webex Engineering Group in London.
  • Benefits: Hybrid work model, competitive salary, and endless growth opportunities.
  • Other info: Collaborative team culture focused on innovation and continuous improvement.
  • Why this job: Make a real impact on the future of collaboration technology.
  • Qualifications: 8+ years in software development with strong Kubernetes and microservices skills.

The predicted salary is between 63000 - 77000 £ per year.

Cisco's Webex Engineering Group is redefining the future of collaboration. We're building a world where people connect effortlessly to enjoy modern, uncompromised collaboration across every room, desk, pocket, and application. Our technology powers industry-leading products like Webex Meetings, Webex Calling, and Webex Contact Center. As a member of our team, your work will ensure every user gets a truly immersive experience regardless of device or location, empowering the hybrid working patterns of the future.

Our team is based in one of our central London offices, near Moorgate Street station. We operate a hybrid working model, meeting to collaborate in the office three times a week.

Your Impact

  • Full Lifecycle Development: Own the design, codification, testing, and delivery of Kubernetes-based microservices configurations (Deployments, Services, Ingress, ConfigMaps) using Kubernetes, Helm. Build reusable base configs with environment overlays and enable safe promotion across dev, staging, and production.
  • DevOps & Microservices: Drive operational perfection in a GitOps model using Argo CD. Implement progressive delivery (canary releases, validation gates), codify autoscaling and resiliency, and manage secure secrets via HashiCorp Vault and Kubernetes Secrets.
  • Embrace AI technology: Use AI-assisted tools to accelerate development, validation, and optimization of configuration-as-code, improving delivery speed and reducing deployment risk.
  • Adaptable & Problem-Solver: Address complex challenges across configuration, policy, observability, and data services. Apply a data-driven approach using Prometheus and Grafana to improve reliability and performance.
  • Ownership & Quality: Own end-to-end configuration quality, enforcing governance with Open Policy Agent. Ensure secure, compliant deployments and full reproducibility, including backup, restore, and disaster recovery.
  • Support & Growth: Advance a self-service platform using Backstage and Argo CD, enabling teams to deploy via declarative configs while promoting standard processes and continuous improvement.

Minimum Qualifications:

  • Analytical Degree or equivalent experience: Bachelor's or higher degree in an analytical subject (e.g. Computer Science, Electronic/Software Engineering).
  • Work experience: 8+ Years demonstrated experience in software development.
  • Coding Aptitude: Extensive architecture and programming experience and the willingness to learn new technologies quickly.
  • Strong Kubernetes + microservices experience
  • Experience with GitOps (CI/CD)

Preferred Qualifications:

  • Hands-on with Helm or Kustomize
  • Experience with GitOps (e.g., Argo CD)
  • Knowledge of secrets management (e.g., HashiCorp Vault)
  • Experience with observability (metrics/logs/tracing)

At Cisco, we’re revolutionizing how data and infrastructure connect and protect organizations in the AI era – and beyond. We’ve been innovating fearlessly for 40 years to create solutions that power how humans and technology work together across the physical and digital worlds. These solutions provide customers with unparalleled security, visibility, and insights across the entire digital footprint. Fueled by the depth and breadth of our technology, we experiment and create meaningful solutions. Add to that our worldwide network of doers and experts, and you’ll see that the opportunities to grow and build are limitless. We work as a team, collaborating with empathy to make really big things happen on a global scale. Because our solutions are everywhere, our impact is everywhere. We are Cisco, and our power starts with you.

Senior Site Reliability Engineer employer: The Consensus

At ClickHouse, we pride ourselves on being an excellent employer that fosters a collaborative and innovative work culture. Our remote-friendly environment in the United Kingdom allows for flexibility while providing ample opportunities for professional growth and development in the field of cloud infrastructure. Join us to be part of a team that values reliability, encourages continuous learning, and offers a supportive atmosphere where your contributions truly matter.

The Consensus

Contact Details:

The Consensus Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Site Reliability Engineer

Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at The Consensus or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to The Consensus.

Tap into Online Developer Communities

Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like The Consensus.

Explore Job Boards Specifically for Tech Roles

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We think you need these skills to ace Senior Site Reliability Engineer

Kubernetes
Microservices
GitOps
Argo CD
Helm
HashiCorp Vault
Prometheus

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at The Consensus.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at The Consensus and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at The Consensus

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If The Consensus uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.