Proposal Manager in Slough

Are you a creative communicator with a passion for winning work and a talent for bringing ideas to life through powerful proposals? We’re looking for a driven and detail-focused Proposals Manager to lead the development of compelling submissions that help secure exciting projects within interior fit-out across numerous sectors. In this varied and high-impact role, you’ll be at the centre of our work winning team — collaborating with project managers, project teams, cost planners, and senior leadership to create persuasive, high-quality proposals that stand out in a competitive market.

Working flexibly from home and from our office opposite the Old Bailey, you will have a passion for creating high quality bids and must be able to demonstrate the skills and capabilities outlined below:

• You should have experience as a Proposals Manager, Bid Writer, Bid Editor, Bid Coordinator or a similar role, and have the ability to lead the creation of our written responses to achieve high quality, winning bids that meet the bespoke aspirations of our Clients.
• You will have good experience of writing and editing tender submissions.
• Knowledge and experience of the Adobe Suite, particularly InDesign is required.

The main role of a Proposals Manager at Willmott Dixon is to lead the development of quality submissions and actively work with our Project Managers (bid managers) to enhance the quality of our bids. You will be able to work with our subject matter experts to assess technical bid requirements and assist the Project Manager in shaping our proposals. You will ensure the bid process is followed, providing recommendations for improvement. Through your writing, review and editing of drafts you will craft persuasive responses, turning technical expertise into engaging, client-focused submissions that clearly demonstrate our offer. You’ll also support the creation of clear and effective customer presentations and provide creative ideas and initiatives for bids.

Essential criteria:

• Experience of developing compelling win themes and translating them throughout submissions.
• Experience of facilitating answer planning sessions, win theme workshops and managing the tender review process.
• Experience of bid writing and bid editing, creating compelling and persuasive responses.
• Excellent resource planning skills – maintaining timelines, coordinating contributors and ensuring deadlines are met.
• Experience of using Microsoft Office.
• Use of Adobe InDesign.

Desirable criteria:

• Relevant degree or equivalent qualification.
• APMP membership and/or certification.

Personal qualities:

• You will be able to model behaviour that shows respect, helpfulness and cooperation.
• Be a true collaborator who excels in building relationships across the business.
• Confidence working with senior stakeholders and cross functional teams.
• Make best use of available resources and seek new sources of support when necessary.
• Identify your customers’ needs and expectations and strive to deliver them.
• Prioritise and plan to deliver agreed objectives.
• Present plans clearly, concisely, accurately and in ways that ensure understanding.
• Set demanding but achievable objectives for yourself.
• Find practical ways to overcome barriers.

About Us:

With over 170 years of rich history, Willmott Dixon’s purpose is beyond profit; delivering brilliant buildings, transforming lives, strengthening communities and enhancing the environment so our world is fit for future generations. Ensuring that we add lasting value to the neighbourhoods we work in; our values, people, innovation, partnerships and focus on sustainability has allowed us to build a successful and solid privately owned business where our people can thrive.

Willmott Dixon was recognised by The Sunday Times as one of the Top 10 ‘Big’ Companies to Work For in 2025, named among the Times Top 50 Employers for Gender Equality in 2024, and ranked in the Top Five of Europe’s 1,000 best workplaces by the Financial Times in 2025. Willmott Dixon is also the first major contractor and developer to win a King's Award for Enterprise in the category of sustainable development.