Junior Bid Writer/Bid Writer Admin · Head Office

Size Group; United Kingdom; Remote; GBP 24,000 - 32,000; Full time

Benefits offered by this job

Competitive salary

Company pension

Income protection insurance

Critical illness cover

26 days annual leave

Travel expenses

Job summary

Size Group is seeking a proactive Junior Bid Writer to join our head office on a permanent, full-time basis. You will support tender submissions, coordinate PQQs and expressions of interest, and maintain key records across tender portals.

Strong writing, editing and proofreading skills are essential, with excellent attention to detail and the ability to manage multiple deadlines in a fast-paced construction environment.

Qualifications

• Excellent written English and strong attention to detail.
• Highly organised with ability to manage multiple deadlines.
• Experience drafting, editing, and proofreading professional documents.
• Proactive, self-motivated with problem-solving mindset.
• Good at building relationships with internal and external stakeholders.
• Strong IT skills: Word, Excel, PowerPoint.
• Experience in administration or bids/marketing is advantageous.
• Knowledge of construction or tender/pre-construction processes beneficial but not required.

Responsibilities

• Coordinate tender submissions, maintain key systems and records.
• Produce high-quality written content and ensure opportunities are managed from enquiry to submission.
• Draft and update case studies, project profiles and bid content.
• Liaise with colleagues and external stakeholders to obtain information for responses.
• Identify opportunities to improve processes and efficiencies.

Skills

Communication

Attention to detail

Organised

Document drafting

Proactive

Stakeholder liaison

Microsoft Word

Excel

PowerPoint

Administration

Bids/Marketing knowledge

Construction knowledge

Tools

Microsoft Word

Excel

PowerPoint

Job description

Who is Size?

Launched in 2009 as a small construction venture between two friends, Size Group brings together the vital elements of property from the construction of luxury buildings through to the maintenance and management of a property portfolio.

We now seek a Junior Bid Writer or Bid Writerto join our head office team on a permanent, full-time basis

The Benefits

• Competitive salary
• Auto enrolment to company pension scheme (opt-out option available)
• Income protection insurance
• Critical illness cover
• 26 days annual leave
• Travel expenses for site-based staff

You’ll play a pivotal role in our work winning efforts, making this an ideal setting to deepen your experience and accelerate your professional growth.

The Culture

At Size Group our values underpin who we are. They form an important benchmark for everyone – collectively and individually.

We are:

• Empathetic - People-driven and focused
• Tenacious - Relentless pursuit of the highest standards
• Integrity - Integrity earns trust. Trust builds relationships
• Entrepreneurial - Self-starters that push beyond the obvious

We boast a culture that is focused on training and development, career paths and internal progression. What’s more, we’re committed to our employees and offer a range of benefits to support your lifestyle both in and out of the workplace.

The Role

We are looking for an organised and proactive Junior Bid Writer or Bid Writer to support our work-winning activities across the business. Working closely with the Pre-Construction team, you will help coordinate tender submissions, maintain key systems and records, produce high-quality written content, and ensure opportunities are managed efficiently from enquiry through to submission.

This is an excellent opportunity for someone with strong administration, communication and writing skills who enjoys working in a fast-paced environment with multiple deadlines.

Additionally, you will:

• Support the coordination and production of PQQs, tenders, expressions of interest and related submissions.
• Manage tender documentation, distribute information to internal teams and coordinate key meetings, reviews and site visits.
• Maintain accurate records across company systems, databases and tender portals.
• Assist with company accreditations, memberships, certifications and pre-construction administration.
• Draft and update case studies, project profiles, CVs, capability statements and other bid content.
• Conduct research and gather information to support tender responses and business development activities.
• Ensure all documents are professionally presented, accurately proofread and aligned with company branding.
• Liaise with colleagues, consultants and external stakeholders to obtain information and support successful submissions.
• Identify opportunities to improve departmental processes, systems and efficiencies.

About You

To be considered as a Junior Bid Writer or Bid Writer, you will be:

• An excellent communicator with exceptional written English and strong attention to detail.
• Highly organised, able to manage multiple tasks and deadlines simultaneously.
• Confident producing, editing and proofreading professional documents and written content.
• Proactive and self-motivated, with a positive approach to problem-solving.
• Comfortable building relationships with a wide range of internal and external stakeholders.
• Strong IT skills, including Microsoft Word, Excel and PowerPoint.
• Previous experience in administration, bids, marketing, communications or a similar role would be advantageous.
• Knowledge of construction, tendering or pre-construction processes is beneficial, but not essential, as training can be provided.

We are unable to offer visa sponsorship for this position. As such we will only consider applications from those who already possess the right to work in the UK.