Platform Engineer at Kaluza

Company: Kaluza
Location: Bristol; London
Employment type: full-time
Posted: 2026-09-11
Salary: GBP 41600–62000

Job title: Platform Engineer (Mid level)

Location: London or Bristol (Including Hybrid)

Salary: £41,600 - £62,000

Team: Platform Engineering

Reporting To: Engineering Manager

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.

Kaluza Values

Here at Kaluza we have five core values that guide us as a business:

Play to win, Solve the real problem, Build trust every day, Own the outcome, Go further together.

Our Perks

Pension Scheme
Discretionary Bonus Scheme
Private Medical Insurance + Virtual GP
Life Assurance
Access

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