We are all Sustainability Changemakers! 🌍
Being a Sustainability Changemaker brings our purpose to life, supporting our mission to decarbonise the UK and create a more sustainable future. We’re not just part of the energy industry; we are helping to reshape it. That takes creativity, bold thinking, and a good dose of fun!
Being a Changemaker means showing up with curiosity, staying agile in the face of constant change, and bringing ideas (big and small) to the table. It means using your skills to create meaningful impact for our clients, our communities, and our planet. In a world that’s always evolving, so are we and so are our Changemakers.

83+ Years Combined
History

470+
Sustainability Changemakers

£8Bn+ of
Energy Under Management

3M+ Invoices Processed Per
Year

11% of UK Commercial Energy Managed
Inclusion and Belonging
We believe that diversity is more than a commitment, it’s at the heart 💚 of who we are. We aim to create an environment where everyone feels respected, valued, and empowered to bring their whole selves to work. We celebrate different perspectives, backgrounds, and experiences because we know they make us stronger, bolder and more imaginative, which link to our core values. By fostering a culture of belonging, we aim to provide a workplace where every voice is heard, and every individual can thrive.
Our culture has been set up to bring the best out of our people. If we sound like the kind of business where you’re ready to take the next step, then we look forward to hearing from you!
Our Values
At Sustainable Energy First, our values are part of who we are. For our Sustainability Changemakers, it’s about living and breathing these values every day, holding ourselves and each other accountable, and creating a culture where everyone can thrive.
These values guide how we show up, how we support one another, and how we make a difference for our people. They’re not just part of our work; they’re part of our DNA.
Empowering a positive difference by being bold, responsible, imaginative and together.
Our Benefits
At Sustainable Energy First, we believe great work deserves great perks. Our compensation philosophy isn’t just about salary it’s about the full package. We take a holistic approach to supporting your wellbeing, finances, and life outside of work. Oh, and no hierarchy here. Our benefits are for everyone. Whether you’re just starting out or leading a team, we all enjoy the same perks because we’re in this together.

Annual Leave
25 days to start, rising to 30 with service.

Flexible Working & Balance Days
We don’t do rigid 9–5s.

Birthday Off
Celebrate however you like (cake is optional but encouraged).

Private Medical Insurance
Your health matters.

EV Car Scheme
Driving towards a cleaner future.

Giving Back Days
Volunteer with a cause close to your heart.

Fitness Contribution
Stay active, feel good.

And that’s just the start.
We’ve got more where that came from.
What you can expect





Open positions
We’re always on the look-out for like-minded individuals who carry the same hard working ethos that is at the core of everything we do.
How to apply
Click the button below to see all of our vacancies online. Find the role that you would like to apply for and submit your information.