Key Account Manager

Key Account Manager – Energy Storage Systems (ESS) - United Kingdom (UK) - Remote

Overview:

Ready to take a leading role in one of the fastest‑growing areas of the UK’s clean energy market?

This is a standout opportunity to join a globally recognised renewable energy technology leader at a pivotal moment of expansion within the UK Energy Storage Systems (ESS) sector.

About the Business:

Our client is a true pioneer in renewable energy technology, delivering best‑in‑class solar inverter and energy storage solutions used in utility‑scale and commercial projects across 100+ countries.

With a long-standing global presence, significant financial strength, and cutting‑edge technology, they are now scaling their UK commercial team to capitalise on the rapid growth of the ESS market and build long‑term strategic partnerships.

The Role:

As Key Account Manager, you will take ownership of key strategic customer relationships across the UK utility‑scale storage market. Acting as a trusted commercial advisor, you’ll influence major project decisions, shape long‑term partnerships, and directly drive revenue growth.

This is a high‑impact, visible role offering autonomy, senior stakeholder exposure, and the opportunity to play a defining part in the UK’s energy transition.

What You’ll Be Doing:

• Own and grow relationships with key UK clients, including utilities and leading project developers
• Develop and execute strategic account plans to unlock new ESS opportunities
• Lead the complete sales lifecycle, from early engagement and technical‑commercial discussions through to contract negotiation and deal closure
• Provide market, competitor, and customer insight to senior leadership to support wider business and product strategy
• Collaborate closely with internal technical, delivery, and after‑sales teams to ensure seamless project execution and exceptional customer outcomes
• Represent the business at industry events, conferences, and trade shows, strengthening brand presence and expanding the UK network

What We’re Looking For:

You’ll thrive in this role if you combine strong commercial acumen with deep ESS market knowledge and confidence operating at senior stakeholder level.

You’ll bring:

• Strong knowledge of the UK ESS landscape, including regulations, utilities, developers, market trends, and competitors
• A track record of managing complex key accounts and building long‑term strategic partnerships through consultative selling
• Excellent negotiation, presentation, and stakeholder management skills
• Willingness to travel across the UK, with occasional international travel
• A driven, results‑focused mindset alongside the ability to collaborate in a global, multicultural environment

What’s On Offer:

• A chance to play a critical role in the UK’s clean energy transition
• Join an international market leader with long‑term vision and advanced technology
• A fast‑paced, high‑growth environment where your impact is recognised
• Clear pathways for professional development and career progression
• An inclusive, international culture that values diversity and collaboration

Apply Now:

If you’re passionate about energy storage, enjoy building strategic partnerships, and want to help shape the future of sustainable power in the UK, we want to hear from you.

Apply now with your CV and become part of the clean energy transformation!