Air Conditioning Engineer (Chillers & ASHP) Location: London & Home Counties (within 1 hour of Stevenage preferred) Salary: to £50,000 + package We are currently recruiting for an experienced Air Conditioning Engineer to join a growing HVAC business operating across London and the Home Counties. The company has a strong client base, long-term contracts, and a consistent pipeline of work. This role will suit an engineer with experience across air conditioning systems, chillers, and air source heat pumps who is looking for a stable position with ongoing development. Key Responsibilities: * Service, maintenance, and repair of air conditioning systems, chillers, and ASHPs (Air Sourced Heat Pumps) * Fault finding and diagnostics on mechanical and electrical systems * Carrying out planned preventative maintenance (PPM) and reactive works * Commissioning of new HVAC and heat pump systems * Ensuring compliance with health & safety and industry standards * Completing service reports and documentation accurately * Liaising with clients, site managers, and internal teams Requirements: * Proven experience as an Air Conditioning Engineer * Experience with air source heat pumps, split systems, and VRV/VRF systems * Strong fault-finding and diagnostic skills * F-Gas Category 1 (essential) * NVQ Level 2 or 3 in Air Conditioning / Refrigeration / HVAC (or equivalent) * Full UK driving licence Desirable (Not Essential): * Chiller experience * Manufacturer training (Daikin, Mitsubishi, Carrier, Trane) * 18th Edition * BMS knowledge * CO2 / low-GWP refrigerant experience * IPAF / PASMA / CSCS Package & Benefits: * to £50,000 basic salary (depending on experience) * On-call rota (1 in 8): £140 standby + minimum 4 hours paid at overtime rate * Plenty of overtime available at enhanced rates * 24 days annual leave (including Christmas allocation) plus bank holls * Company van & fuel card (personal use allowed) * Tools and mobile phone provided This is a strong opportunity to join a growing company offering long-term stability, a solid workload, and progression for the right engineer. For more information contact Steve West or click apply