Assistant Site Manager - Residential Developer

Main Contractor

Location: North West London
Salary: £35,000 - £50,000 + Package
Start: ASAP

We are working with an established main contractor to appoint an ambitious Assistant Site Manager to join a high-value development project in North West London.

Working closely with the Site Manager and wider project team, the successful candidate will assist with the day-to-day management and coordination of site activities, helping to ensure works are delivered safely, on programme and to the required quality standards.

This is an excellent opportunity for an Assistant Site Manager with experience in residential or mixed-use developments who is looking to develop their career with a well-established contractor offering a strong pipeline of future projects.

• Assist with the day-to-day management and coordination of site activities.

• Support the Site Manager in overseeing subcontractors, specialist trades and site operatives.

• Monitor progress against the construction programme and help ensure key milestones are achieved.

• Carry out regular site inspections to ensure works meet the required quality standards and specifications.

• Assist with snagging, de-snagging and preparation for handover.

• Coordinate materials, deliveries and site logistics.

• Monitor workmanship and report any quality or programme issues to the Site Manager.

• Ensure site activities are carried out in accordance with health and safety requirements.

• Maintain accurate site records, daily reports and inspection documentation.

• Work collaboratively with the Site Manager, Project Manager, subcontractors and wider project team.

• Previous experience as an Assistant Site Manager or in a similar site-based construction role.

• Background working on residential or mixed-use developments
  .

• Understanding of internal works, finishing packages and construction sequencing.

• Experience assisting with subcontractor coordination and site supervision.

• Good understanding of quality control, snagging and handover processes.

• Strong organisational, communication and problem-solving skills.

• A proactive attitude with the ambition to progress into a Site Manager role.

• Previous experience working for a main contractor is preferred.

Essential:

• CSCS Card.

• SMSTS or SSSTS.

• First Aid at Work.

Desirable:

• Relevant construction qualification.

• Temporary Works experience.

• £35,000 - £50,000 + Package
  , depending on experience.

• North West London location.

• Opportunity to work on a high-value development.

• Long-term opportunity with an established main contractor.

• Strong pipeline of future projects.

• Excellent training, development and career progression opportunities.

Contact Zach Grandy-Smith on or email for a confidential discussion.

O’Neill and Brennan values diversity and promotes equality, All individuals will be treated in a fair and equal manner and in accordance with the law regardless of gender, marital status, race, religion, colour, age, disability or sexual orientation