HIU Engineer – South London – £45K Join a well-established South London heating company as an HIU Engineer, working across South London with a focus on plant rooms, HIUs, and district heating systems. Enjoy a stable role with strong earning potential, weekly PAYE pay, and full support from a professional team. Package: * £40,000 base £5,000 call-out retainer * 1-in-5 call-out (£450 standby X1.5 Mon–Sat / X2 Sun door-to-door) * Overtime available (avg £5K) * Weekly pay (PAYE) * 25 days holiday bank holidays * Company van fuel card * All tools, stock & PPE provided * Mobile, tablet & uniform included * Pension scheme (3% employer / 5% employee) Requirements: * NVQ Level 2 in Plumbing (or equivalent) * Proven experience with HIUs and commercial plumbing systems * Full UK driving licence Ready to take the next step in your career? Apply today and join a team that values your expertise