Senior Mechanical Engineer

Company: Allye Energy

Location: London

Posted: April 11th, 2026

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Company Description

We are seeking an experienced Mechanical Engineer to design battery energy storage systems. This includes the primary and secondary structures, control panels, HV and LV sub-systems and heating/cooling systems.

This role owns of the design and release of multiple parts across our battery energy storage system, delivering to program milestones and targets in quality, cost, functionality, weight, and timing. This includes the development, testing and validation of all physical systems, including the cooling system and thermal system performance

The is a unique opportunity to lead development, testing and validation of mechanical systems within a rapidly growing and dynamic company. The ideal candidate will have a background in mechanical engineering having gained significant experience in their career working on electric vehicles including structures, cooling systems and battery pack integration.

We are seeking a hands-on engineer who is practical and can build, not just engineer CAD and drawings as you will support the assembly of our systems on the production line.

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