Date posted: 11 December 2025

Pay: £26,000.00-£35,000.00 per year

Job Description:

Company Overview

21 Degrees is at the forefront of renewable energy and sustainable building solutions. Our mission is to empower homeowners, architects, and businesses with innovative technology and knowledge to harness their own sustainable energy, contributing to a healthier planet.

Summary

We are seeking a skilled Window and Door Installer (or a motivated trainee) to join our dynamic team in the UK. You’ll be installing our bespoke triple-glazed timber and aluminium-clad windows and doors in exciting projects across the UK. Around 50% of the role involves working away from home during the week. When working away there is an away rate pay increase on top of the base rate shown, and accommodation and allowances provided.

You’ll work as part of a skilled, supportive team, learning the latest installation techniques to achieve outstanding airtightness, thermal performance, and customer satisfaction. Most of the projects we work on are custom and self build homes.

Responsibilities

• Install high-performance windows and doors according to project specifications and safety standards nationwide.
• Remove existing windows and doors using hand and power tools.
• Delivering airtight, weathertight installations that improve energy efficiency.
• Identifying and resolving any issues to deliver an excellent finished installation.
• Collaborate with the team to complete projects on time.
• Maintain a clean and safe work environment.
• Follow all health and safety regulations.
• Assist in the quality inspection of completed installations.

What we’re looking for:

Essential:

• Joinery skills with experience fitting windows and doors
• Proven experience in window and door installation or related construction roles.
• Proficiency with hand tools and power tools.
• Knowledge of construction schematics is a plus.
• Strong attention to detail and safety awareness.
• Ability to work independently or as part of a team.
• Excellent problem-solving skills.
• Physical fitness to handle installation tasks.
• Full Uk driving license.

Desirable:

• Joinery qualification
• CSCS, PASMA. MTC
• Bench or onsite joinery experience

Trainees: If you have a solid foundation in joinery or construction work and the right attitude, we’ll support your development with training and mentoring.

What we can do for you

• 25 days holiday plus bank holidays (3 days required for Christmas shutdown)
• Increased away-rate pay
• Overnight accommodation and subsistence provided
• Overtime opportunities available
• Company sick pay
• Private Medical Insurance
• Family supportive policies, with enhanced maternity and paternity leave available.
• Generous pension scheme
• Life Assurance
• Sustainable options including cycle to work and eco car scheme
• We care about your wellbeing and offer support through health and wellbeing programmes
• Employee discounts
• Refer a friend scheme

At 21°we are building a diverse and inclusive team; our staff are at the core of what we do, and we nurture and encourage our staff to maximise their potential. Some people are less likely to apply to a role unless they meet all the job requirements, we don’t just look at qualifications we also look for the right people with the desire to learn and work hard. We are proud to be an equal opportunity employer. Should you want to discuss any reasonable adjustments, or assistance required during the recruitment process, please contact us on recruitment@21degrees.com.

Job Types: Full-time, Permanent

Benefits:

• Company events
• Enhanced maternity leave
• Enhanced paternity leave
• Health & wellbeing programme
• Life insurance
• Private medical insurance
• Sick pay

Work Location: On the road