Commercial Gas Engineer London & M25 £55,000 Basic Overtime Call-Out Are you a top-tier Commercial Gas Engineer ready to join a company that genuinely values your expertise? My client is a growing, forward-thinking building services specialist delivering high-quality HVAC, FM, and PPM solutions across London and the M25. With a strong reputation for innovation and service excellence, they work across a diverse portfolio of commercial properties - and they're looking for a skilled engineer to be part of their success. This isn't just another mobile role -it's an opportunity to join a supportive team where your skills are respected, your development is encouraged, and your hard work is rewarded. What You'll Be Doing: Servicing and maintaining commercial gas and heating systems Fault-finding and reactive repairs Delivering planned preventative maintenance (PPM) Working across heating, cooling, and ventilation systems Representing a professional and customer-focused business on-site What We're Looking For: Valid Commercial Gas qualifications (COCN1, CODNCO1 etc.) Strong background in commercial building services Experience within HVAC / FM environments A proactive, reliable engineer who takes pride in their work Full UK driving licence What You'll Get in Return: £55,000 basic salary Regular overtime available (or not if you would prefer not to!) Call-out rota with additional earnings Stable, long-term contracts Ongoing training and career progression A company culture built on teamwork, respect, and high standards If you're looking for a role where you're more than just a number - where your dedication and technical ability are recognised - this could be the move for you. Apply now or get in touch for a confidential conversation with Jo. Start Monday is acting as a recruitment service in relation to this role.