Platform Software Engineer - Flex

Join Kaluza as a Platform Software Engineer in London, Edinburgh, or Bristol. Contribute to a sustainable energy transition. Enjoy a range of benefits and flexible working options.

London/Edinburgh/Bristol, United Kingdom  UTC+00:00   Hybrid   Full Time   251-500   GBP 54k–83k   2 months ago

Kaluza wants to power a world where net-zero is within everyone's reach, by building the platform that will accelerate a sustainable, affordable and resilient energy transition. It's a huge challenge, but often the toughest problems are the most rewarding to solve.

Since launching in 2019, Kaluza's technology has been empowering some of the biggest energy suppliers to better serve millions of customers.

From revolutionising billing to smart electric vehicle charging, our real-time cloud platforms transform supplier operations, reducing cost to serve and boosting engagement. And most importantly, they enable suppliers' customers to drive decarbonisation with smart, low carbon technologies.

Where in the world of Kaluza will I be working?

You'll be working on Kaluza's Flexibility platform. Designed to be the nervous system connecting energy retailers, grid operators, and consumers, Flex will aid us in creating the distributed, consumer-centric, dynamic energy system of the future. Bridging the gap between distributed renewable generation and smart devices, it helps consumers shift their energy consumption to times when there's more renewable energy.

This not only saves them money, but enables society as a whole to meet the challenge of decarbonising transport and residential heating/cooling. We're also supporting this vital shift by building the innovative technology behind unique, market-leading customer propositions like Vehicle to Grid and Charge Anytime Energy Plan with our energy retailer partners.

You'll be joining the Kaluza Technology community. We're a large team of both data-led and product focused Software and Production Engineers, pushing the boundaries of technology and working at an extraordinary scale. As a collective we strive for engineering greatness and by ensuring best practices across the board of the community.

What will I be doing?

You will be joining Flex's platform team, responsible for the core components and tools the rest of our team leverages, in a nutshell, you will be:

  • Ensuring our platform is reliable and secure and ready to scale for the future
  • Advocate for site reliability practices in our product teams
  • Developing best practices, tools, and libraries to reduce toils and increase alignment in product teams
  • Enable product teams to meet their product targets

Is this the job for me?

Ideally you'll have/be

  • A background in software engineering; we don't mind what language but we use a lot of Go.
  • Experience or strong interest in Site Reliability Engineering
  • Experience with cloud computing (AWS/GCP)
  • Cloud networking & Security knowledge
  • Interest in distributed systems and event-driven architecture
  • An inquisitive and curious approach, with confidence to tackle challenging problems
  • Rapid adoptee of merit-proven new processes & technologies
  • Problem solver / structured thinker
  • Always happy to help and a natural sharer of knowledge

Kaluza Values

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

We're on a mission, We build together, We're inclusive, We get it done, and We communicate with purpose.

Our values are not words on a wall — they are at the heart of our culture. They are how we make decisions and how we treat each other. They are concrete and clear and reflect what we, as people and a business, really care about.

Kaluza's vision is to power a world where net-zero is within everyone's reach. Would you be interested in joining us to help achieve this?

From us, you'll get

  • Pension Scheme
  • Kaluza Share 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
  • Flexible working — we trust you to work in a way that suits your lifestyle
  • And more…

Even better? You'll have access to these benefits from day 1 when you join.

We want the best people.

At Kaluza, we empower our people to have choices around where and when they work - flexible working arrangements can be discussed for all of our roles. Please speak to the Talent Acquisition team for more info. We're keen to meet people with varied backgrounds - our view is the more inclusive we are, the better our work will be.

We want to build teams representing various experiences, perspectives and skills, and we recognise talent based on merit and potential. We understand some people may not apply for jobs unless they tick every box.

If you're excited about joining us and think you have much of what we're looking for, even if you're not 100% sure… we'd love to hear from you. Learn more about working in Kaluza on our careers page and LinkedIn.

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About the role

May 20, 2024

Full Time


Nov 17, 2024


GBP 54k–83k


London/Edinburgh/Bristol, United Kingdom

Mid Level


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