Platform Engineer (C2)

Kaluza; City of Edinburgh; On-site; GBP 70,000 - 110,000; Full time

Job summary

Kaluza is seeking a Platform Engineer to advance our internal developer platform. You will shape how developers interact with cloud infrastructure, reduce toil, and drive productivity with secure, cost-efficient operations.

Join a global team delivering scalable solutions across multiple clouds and Kubernetes clusters, with a focus on operator-friendly tooling and strong collaboration with engineering and site reliability functions.

Qualifications

• Experience building and shipping production applications.
• Excellent communication and collaboration skills.
• Experience with cloud platforms AWS/GCP/Azure.
• Strong interest in creating/maintaining Kubernetes clusters in production.
• Foundations in distributed systems.
• Experience with CI/CD, GitOps, and Infrastructure as Code technologies.

Responsibilities

• Engineering Foundations: build scalable, reliable developer platform for seamless development, deployment, and operations.
• Automation & Tooling: create tools to simplify platform use and boost efficiency.
• Infrastructure as Code: use Terraform, Helm, Crossplane to provision cloud resources; promote GitOps.
• Monitoring & Observability: establish robust monitoring and logging with SRE collaboration.
• Security & Reliability: apply security best practices; participate in on-call rota.
• Stakeholder Coordination: manage upgrades and hold service providers accountable.

Skills

Production apps

Communication

Cloud platforms

Kubernetes

Distributed systems

CI/CD

GitOps

Infrastructure as Code

Tools

Terraform

Helm

Crossplane

GitOps tooling

Job description

Job title: Platform Engineer

Team: Platform Engineering

Reporting to: Elinor Ni Chathain (Engineering Manager)

Location: London, Bristol or Edinburgh

Level: C2

This role is based in the UK and requires an existing right to work in the UK. At this time, we are not able to offer visa sponsorship for this role. We are committed to building a diverse, global team and our sponsorship policy is evaluated on a role-by-role basis. We encourage you to keep an eye on our careers site to stay informed about future opportunities where we are able to offer visa sponsorship.

Kaluza is the Energy Intelligence Platform, turning energy complexity into seamless coordination. We help energy companies overcome today’s challenges while accelerating the shift to a clean, electrified future.

Our platform orchestrates millions of real-time decisions across homes, devices, markets and grids. By combining predictive algorithms with human‑centred design, Kaluza makes clean energy dependable, affordable and adaptive to everyday life.

With teams across Europe, North America, Asia and Australia, and a joint venture with Mitsubishi Corporation in Japan, we power leading companies including OVO, AGL and ENGIE, as well as innovators like Volvo and Volkswagen.

What will I be doing?

You’ll play a pivotal role in building and evolving our internal developer platform in order to empower our software teams. Your work will impact how our developers use cloud infrastructure, help teams to eliminate infrastructure toil, improve engineering productivity, reinforce security safeguards and constantly strive for greater cost efficiencies in operations.

• Engineering Foundations: Engineering a scalable, reliable and developer friendly platform to promote seamless software development, deployment and operations.


• Automation & Tooling: Develop tools to abstract the complex aspects of the platform from developers to improve developer experience and operational efficiency.


• Infrastructure as Code: Use tools like Terraform, Helm and Crossplane to manage and automate provisioning of all cloud infrastructure and champion GitOps best practices.


• Monitoring & Observability: Establish robust monitoring and logging foundations collaborating with the wider Site Reliability Engineering Function.


• Security & Reliability: Incorporate security best practices, ensure compliance, and participate in the out‑of‑hours on‑call rota to troubleshoot and prevent recurrent issues.


• Stakeholder Coordination: Foster strong relationships with internal and external stakeholders to coordinate upgrades and hold service providers accountable.

About You

Ideally you’ll have

• Experience building and shipping production applications.


• Excellent communication and collaboration skills with a curiosity to solve problems.


• Experience using cloud platforms like AWS (preferred), Google Cloud, or Azure.


• A strong desire to (or experience in) creating and maintaining Kubernetes clusters in production.


• A solid foundational understanding of distributed systems.


• Experience with CI/CD, GitOps, and Infrastructure as Code technologies.

Where you'll work

We offer flexible working, with a requirement of 3 days a week in the office. This gives us the best of both: real time together to collaborate and build relationships, with the flexibility to work in the way that suits you best the rest of the week.