Estimator, Construction, Regulatory Compliance Specialist

A leading Tier 1 contractor with a global turnover of £6 billion is continuing its impressive expansion into the Cardiff market, just one year after establishing a local presence. With a secured project pipeline exceeding £100 million, the business is now looking to appoint an experienced Estimator to support the successful tendering and pre‑construction phase of major schemes across South Wales.

Working from their brand‑new, modern Cardiff office, you’ll join a high‑performing, collaborative pre‑construction team within a business that values innovation, culture, and long‑term career development. This is a fantastic opportunity to play a pivotal role in a growing regional team backed by one of the most respected names in the industry.

• Proven experience in estimating (preferably with a Tier 1 or major contractor)
• Strong understanding of cost planning and tendering processes
• Experience across high‑rise residential or large‑scale commercial projects is desirable
• Ability to collaborate with design, commercial, and delivery teams
• A proactive and detail‑oriented approach

• Competitive salary and package
• Exciting project portfolio valued at £100m+
• Career development within a growing regional presence
• Modern, supportive working environment

Interested? Apply today or get in touch 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