Mechanical Plumber

BJF Group is a leading multidiscipline Main Contractor based across the UK, specialising in delivering high quality construction projects across various sectors and taking pride in our reputation for excellence and attention to detail.

We are seeking a highly competent and experienced Commercial Plumber / Mechanical Plumber to manage, install, maintain, and repair complex plumbing, heating, ventilation, and drainage systems within commercial, industrial, and public sector buildings across the UK. This role requires a blend of hands‑on plumbing expertise and technical mechanical engineering knowledge to ensure compliance with stringent UK standards and regulations.

• Installation & Maintenance – Install, maintain, and repair commercial hot and cold water systems, drainage systems, pipework, and mechanical plant (including pumps, calorifiers, booster sets, and pressurisation sets/vessels)
• Heating & HVAC – Work on commercial heating systems, including boilers, radiators, and associated pipework, and provide support for HVAC (Heating, Ventilation, and Air Conditioning) mechanical components
• Technical Interpretation – Interpret and work accurately from detailed schematics, blueprints, and engineering drawings to execute installations and repairs to specification
• System Testing – Conduct commissioning, pressure testing, and fault diagnosis on new and existing plumbing and mechanical systems
• Regulatory Compliance – Ensure all work meets UK standards, including Building Regulations, Water Regulations (WRAS)
• Health & Safety – Demonstrate occupational competence and safety awareness
• Mechanical Jointing – Proficiency in pipe jointing techniques (copper soldering, press fitting, threading, flanges)
• Fault Finding – Effectively diagnose and resolve complex mechanical and system faults using logical troubleshooting methods
• Working at Heights – Relevant certification/training (e.g., IPAF, PASMA)

• NVQ Level 2/3 in Plumbing and Heating or equivalent trade qualification
• G3 Unvented certification
• Minimum of 3‑5 years proven experience working as a commercial/industrial plumber or mechanical maintenance engineer
• Full, clean driving license

• Competitive salary
• Annual leave entitlement: 33 days per annum (inclusive of bank holidays)
• Group pension scheme (Royal London)
• Eye test (Specsavers)
• Health cash plan (company‑funded)
• Remote GP access
• 24/7 EAP service
• Discounted gym membership (more than 3,000 gyms)
• BJF Initiative wellbeing and mental health support
• Employee referral scheme (cash reward for successful hire)

We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of sex; religious or philosophical beliefs; political opinion; race; age; sexual orientation; marital or civil partnership status; disability; or gender reassignment status.