Job title: SRE (Release Engineering)

Location: London / Bristol / Edinburgh - Hybrid 

Salary: £40,000 - £60,000

Team: Release Engineering team

Reporting To: Software Engineering Manager

This role 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?

Working within the SRE Release Engineering team, you'll contribute across Kaluza's software development lifecycle. Your focus will be on developing engineering solutions that enable our software teams to frequently deploy the highest quality code for our clients. You will enhance engineering productivity by optimising testing, deploy and release processes for all Kaluza engineering teams.

Responsibilities

• Work with Engineering teams and QA teams to engineer high quality and usable tooling across the build, deploy and release pipeline
• Engineer a fully automated release pipeline which incorporated testing best practise and reduces toil for engineering teams 
• Maintain and support Kaluza’s existing tooling across release, code repositories and centralised build and deploy tooling 

About You 

• Proven experience with CI/CD methodologies and tooling
• Proven experience in building and maintaining release pipelines and tooling, adhering to CI/CD best practices.
• Excellent grasp of DevOps principles, including the practical application of DORA metrics.
• Comprehensive understanding of the entire Software Development Life Cycle (SDLC), enabling effective communication, strong customer relations, and high-quality releases for both internal and external products.
• A strong appreciation for automation and a passion for developing internal tools that streamline workflows.
• Strong ownership and customer obsession. Developers are our customers.
• Strong Data driven principles.

What will set you apart 

• Experience in designing and building release processes for enterprise clients
• Experience in designing and building GitHub Actions and Workflows
• Proficiency in full-stack or backend development with a strong preference for TypeScript
• Practical experience using AWS with Terraform for infrastructure management
• A strong Site Reliability Engineering (SRE) mindset, with a focus on system reliability, scalability, and operational excellence.
• Experience on test frameworks and a deep understanding of applying testing best practices.

Our Tech Stack

TypeScript, GitHub Actions, AWS, Terraform, Kubernetes, ArgoCD, Datadog, React, Python

Why might this role not suit you?

We are going through a period of significant evolution which is exciting and with it brings lots of opportunity and challenging work, which is not for everyone. To be successful in this role, you will be excellent at operating in ambiguous, changing environments, balancing multiple priorities simultaneously and get enjoyment from making the complex, simple. 

Our Engineering Interview Process

Initial call with our Talent Acquisition team (30 minutes)

This short call is designed to tell you more about Kaluza and the specific team you’ll be joining, as well as to ensure that the role is the right fit for you

First stage interview (1 hour minutes)

This interview will be with a hiring manager from one of our engineering teams, this interview will cover both mindset and technical questions. We will also incorporate a 15 coding exercise, so have your screen ready to do some coding. 

Final Interview Loop (3 hours)

Three hours sounds like a long time, but we don’t expect all of these to be completed across one day, but we can support that if you so wish, the three sessions cover the following:

• Behavioural - We use behavioural interviews to understand how you collaborate, solve problems, and build value for customers through real-world examples.
• System Design - Our system design interview explores how you approach complex, high-scale problems — from handling real-time data to building reliable, secure, and scalable systems.
• Pairing - Our pairing interview focuses on problem-solving, clean code, and real-time collaboration — you'll work through a practical task with one of our engineers.

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

From us you’ll get

• Pension Scheme
• Discretionary Bonus Scheme
• Private Medical Insurance + Virtual GP
• Life Assurance
• Access to Furthr - a Climate Action app
• Free Mortgage Advice and Eye Tests
• Perks at Work - access to thousands of retail discounts
• 5% Flex Fund to spend on the benefits you want most
• 26 days holiday
• Flexible bank holidays, giving you an additional 8 days which you can choose to take whenever you like
• Progressive leave policies with no qualifying service periods, including 26 weeks full pay if you have a new addition to your family
• Dedicated personal learning and home office budgets
• And more…

We want the best people

We’re keen to meet people from all walks of life — our view is that the more inclusive we are, the better our work will be. We want to build teams which represent a variety of experiences, perspectives and skills, and we recognise talent on the basis of merit and potential.

We understand some people may not apply for jobs unless they tick every box. But if you're excited about joining us and think you have some of what we're looking for, even if you're not 100% sure, we'd still love to hear from you.

Find out more about working at Kaluza on our careers page and LinkedIn.

You can also find our Applicant Data Protection Policy here.