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Senior Estimator – Main Contractor – Cardiff

We are working with a leading international construction company seeking an experienced Senior Estimator to join their growing team in Cardiff. This is a fantastic opportunity to take a key role within a well-established main contractor, working on exciting projects across South Wales and the South West.

The Role

As Senior Estimator, you’ll take the lead on tenders and bids for large-scale construction projects valued up to £50 million. You’ll manage the full estimating process, preparing accurate and competitive costs, coordinating with design, commercial and delivery teams, and presenting final submissions to senior management.

This is a pivotal role within the pre-construction team, offering real scope for progression into a Managing Estimator position as the regional office continues to grow.

Key Responsibilities

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Lead the estimating process on major projects up to £50m

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Prepare accurate cost plans, tender submissions and value engineering proposals

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Liaise with clients, supply chain partners and internal teams

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Oversee junior estimators and provide mentoring/support

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Ensure all bids are compliant, competitive and aligned with company strategy

Experience Required

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Proven background as an Estimator or Senior Estimator within a main contractor

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Strong technical and commercial understanding of construction processes

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Experience across a range of sectors – commercial, industrial, education, or mixed-use projects

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Excellent communication and negotiation skills

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Degree or HNC/HND in Construction Management or Quantity Surveying preferred

What’s on Offer

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Excellent salary package with performance-related bonuses

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Genuine progression route into Managing Estimator

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Opportunity to work with a respected multinational construction contractor

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Supportive team culture and long-term career stability

This is an exciting opportunity for a Senior Estimator looking to take the next step with a major name in UK construction.

To apply or for a confidential discussion, please contact Giles Wilson at Sphere Solutions