via reed · 4 June 2026 ·2 days ago

Commercial assistant

Adecco
Witham Full-time
3 jobs in Witham — and more nearby.
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Commercial Assistant

The Role The Commercial Assistant will play a key role in supporting the commercial management of projects from pre contract stage through to final account.

The successful candidate will assist with cost control, contract administration, commercial reporting and project documentation, ensuring projects are delivered efficiently and in accordance with contractual requirements.

This position offers exposure to a wide variety of commercial activities and would suit an organised individual looking to develop a long term career within a commercial or project based environment.

Key Responsibilities • Attend project meetings and undertake site visits where required

  • Assist with the preparation and submission of valuations and applications for payment

  • Support the administration and negotiation of final accounts

  • Assist with contract administration activities throughout the project lifecycle

  • Help maintain accurate project cost records and financial information

  • Support commercial reporting and project performance monitoring

  • Assist in identifying commercial risks and opportunities

  • Maintain project documentation and ensure records remain accurate and up to date

  • Liaise with internal departments to ensure projects progress efficiently

  • Build and maintain effective working relationships with clients, contractors, suppliers and consultants

  • Support the management of project budgets and cost control processes

  • Assist with procurement and subcontractor administration where required

  • Ensure all activities are carried out in line with company procedures and contractual obligations

  • Act in the best commercial interests of the business at all times

Skills Required • Strong organisational and time management skills
  • Excellent communication skills, both written and verbal

  • Strong analytical and problem solving abilities

  • Ability to manage multiple priorities and deadlines effectively

  • Excellent attention to detail and accuracy

  • Strong numerical and literacy skills

  • Ability to produce clear and accurate reports

  • Competent in Microsoft Office applications including Excel, Word and Outlook

  • Ability to work independently and take ownership of tasks

  • Professional approach with strong relationship building skills

  • Commercial awareness and willingness to learn

  • Adaptable and flexible approach to changing priorities

Experience Required • Previous experience within an administrative, commercial support, project support or office based role
  • Experience supporting multiple stakeholders and managing competing workloads

  • Experience handling documentation, reporting and record management

  • Exposure to project based environments would be advantageous

  • Experience supporting commercial, procurement, contracts or project teams would be beneficial

  • Experience using Microsoft Office applications within a professional environment

Personal Attributes • Self motivated and proactive
  • Innovative and creative approach to problem solving

  • Collaborative and professional when working with others

  • Adaptable and resilient when faced with changing priorities

  • Highly organised with excellent time management skills

  • Analytical with strong attention to detail

  • Able to prioritise workload effectively

  • Strong interpersonal skills

  • Committed to delivering high quality work

  • Positive attitude and willingness to learn

  • Full UK driving licence

Qualifications Required • GCSEs or equivalent in Maths and English
  • Further qualifications in Business Administration, Commercial Management, Quantity Surveying or a related discipline would be advantageous but are not essential

Adecco acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers. The Adecco Group UK & Ireland is an Equal Opportunities Employer.

By applying for this role your details will be submitted to Adecco. Our Candidate Privacy Information Statement explaining how we will use your information is available on our website.

The market for this type of role

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