Group Strength & Conditioning Instructor

Third Space; Greater London; On-site; GBP 40,000 - 57,000; Full time

Benefits offered by this job

World-class training and development

Team Member of the Month recognition

Career progression opportunities

Exciting event opportunities

Competitive rates with annual review

Job summary

Third Space in London is seeking a Strength & Conditioning Coach to deliver high-energy group sessions. You will coach barbell movements, cable exercises, accessory work and mobility, ensuring safe technique and strong member results.

You will lead 12-week blocks to improve strength, hypertrophy and movement quality, with personalised cues and progression paths for all levels. Join a premium studio environment focused on performance and community.

Qualifications

• Level 3 PT qualification and strong coaching credentials.
• Proven ability to coach strength and conditioning in group settings.
• Knowledge of biomechanics and movement screening.

Responsibilities

• Deliver high-energy Strength & Conditioning classes with focus on coaching quality.
• Coach across barbell lifts, cable exercises, accessory movements and mobility.
• Lead 12-week training blocks to develop strength, hypertrophy, and performance.
• Provide clear coaching cues and progression pathways for all levels.
• Deliver warm-ups with mobility and activation protocols.
• Develop members' confidence and technical competence through coaching.
• Create a premium coaching experience in a community-driven setting.

Skills

Barbell movements coaching

Group coaching

Programme development

Movement quality

Anatomy & physiology knowledge

Injury risk awareness

Education

Level 3 Personal Trainer qualification

Job description

We have built London's best group exercise strength concept — a space dedicated to intelligent, technical, high-performance coaching delivered in a motivating small group environment. Our philosophy is simple: world class coaching, progressive programming, and an elevated training experience that helps every member move, feel, and perform at their best.

Our coaches are the heartbeat of the concept. You’ll bring energy, precision, and deep technical knowledge to every session, creating an environment where members feel supported, challenged, and part of something special.

What You'll Deliver

As a Strength & Conditioning Coach, you will:

• Deliver high-energy Strength & Conditioning classes with a strong focus on coaching quality, movement standards, and member results.
• Coach members across barbell lifts, cable-based exercises, accessory movements, and mobility work, ensuring safe and effective execution.
• Lead structured 12-week training programmes that progressively develop strength, hypertrophy, movement quality, and performance.
• Provide clear, personalised coaching cues, feedback, and progression pathways to support members of all experience levels.
• Deliver intelligent warm-ups incorporating mobility, activation, and potentiation protocols to prepare members for training.
• Build members' confidence, technical competence, and understanding of strength training through expert coaching and education.
• Create a premium coaching experience that combines performance-focused training with a supportive, community-driven environment.

What We’re Looking For

• Strong technical coaching ability across barbell movements
• Confident understanding of strength & resistance profiles when training
• Experience using cable machines in your own training and with members
• Experience delivering group S&C or small group PT
• Confident programming skills, ideally with experience writing progressive blocks
• Understanding of anatomy & physiology, biomechanics, and movement quality
• Ability to coach mixed ability groups while maintaining high standards
• A passion for helping people train with purpose, confidence, and consistency

Essential Qualifications

• Level 3 Personal Trainer qualification (or equivalent)

Benefits Include

• World-class training and development – Gain access to industry-leading education and learning opportunities, helping you build valuable skills and accelerate your career.
• Team Member of the Month recognition programme – Be celebrated for your hard work and achievements with regular recognition and exciting rewards.
• Career progression opportunities – We're passionate about promoting from within, giving you clear pathways to grow your career and take on new challenges.
• Exciting event opportunities – Get involved in a variety of events, gaining unique experiences, expanding your network, and developing new skills outside of your day-to-day role.
• Competitive rates with annual review – We value great instructors and conduct annual rate reviews to reflect performance, development, and industry trends

Why Third Space?

Our members expect expert coaching, exceptional experiences and training programmes that help them perform at their best.

That's why we're committed to building a team of coaches who are passionate about their craft and dedicated to delivering outstanding standards every time they step onto the training floor.

When you coach at Third Space, you'll join a community of exceptional fitness professionals, delivering classes in premium studio environments while building your profile within one of the most respected brands in the industry.

What You'll Get

• Competitive class rates, starting at £35 per class.
• Annual rate reviews based on expertise, qualifications and contribution.
• Access to world-class training and development initiatives.
• Opportunities to participate in events and special fitness experiences.
• Recognition programmes that celebrate exceptional contribution.
• The chance to teach engaged members within premium studio environments.
• Opportunities to grow your profile within one of the UK's leading fitness brands.

If you're passionate about helping people become stronger, faster, fitter and more confident through exceptional coaching, we'd love to hear from you.