Marketing Assistant

About the role

Role Summary Responsibilities : You will support the planning and delivery of marketing campaigns, create and manage marketing content, and contribute to a variety of projects that help promote our company and services. This is a varied, hands-on role where you'll also assist with events, collaborate with different teams, and develop your skills through real responsibility and ongoing training Salary : A starting salary of £26,250 per annum outside of London (£28,860 per annum in London). For candidates bringing significant previous experience, we may be able to offer a higher starting salary Benefits : Discretionary profit share bonuses paid twice per year, hybrid and flexible working options, generous holiday allowance, private medical insurance, critical illness cover, income protection, full funding for external training, and more Role Type : Full-time, permanent role Start Date : This role will ideally commence in August or September 2026, and you will be asked to state your availability on your application form Application Deadlines : Whilst there are no set application deadlines, we strongly recommend applying as early as possible. The role will close when a suitable candidate is found Location : This role is available in our Global Headquarters in Cambridge , as well as our London and Bristol offices About the Role Costello Medical, a global B Corp certified medical communications firm, continues to grow rapidly thanks to our commitment to delivering an outstanding service and high-quality work to our clients. As a result, we're looking for a Marketing Assistant to join our friendly and collaborative External Engagement team. You'll be part of a team that sits at the centre of the business, working closely with colleagues across different teams and locations. In this role, you'll help us craft and circulate company news, activities, and our capabilities with the wider world. No two weeks are the same; you might be preparing marketing materials with Designers or supporting events and connecting with various teams across the company. This role is ideal if you enjoy variety, teamwork, and learning new things, and want to start building a career in marketing within a company that's making a meaningful impact in healthcare. Key responsibilities will include: Supporting the strategic planning and delivery of marketing campaigns and day-to-day activities for Costello Medical Creating digital content for LinkedIn, emailers, and other external channels, as well as scheduling and managing communications through HubSpot Helping to maintain our company website, making updates through WordPress to keep content fresh and engaging, reflective of company updates and priorities Assisting with business development initiatives and the production of marketing materials Working with in-house Designers to develop engaging content and materials Analysing marketing metrics to assess the impact of activities and make recommendations Supporting the organisation and delivery of client and company events, including occasional travel to other offices Providing general administrative support to the External Engagement team and, if required, the wider Operations department We'll invest in your development from day one, with structured training, mentoring and fully funded external opportunities to help you build your skills quickly. As you grow, you'll have the chance to take on increasing responsibility and shape your role around your interests. Career Profile To learn more about the personal and professional development opportunities at Costello Medical, explore first-hand career profiles from our colleagues about their experiences with the company: https://www.costellomedical.com/careers/working-at-costello-medical/ About Costello Medical Costello Medical is a rapidly growing global healthcare agency specialising in medical communications, market access, and health economic and outcomes research. We work with a wide range of clients, including the industry's most successful pharmaceutical and medical technology companies, patient and public health bodies, and charitable organisations. We have been listed in the Top 100 Best Companies to Work For list since 2017, the Boston Globe's Top Places to Work list in 2025, and were proud to receive B Corporation accreditation in 2022. Learn more about us, our work, and our mission on our website: https://www.costellomedical.com/ About You You're proactive, enthusiastic and keen to learn, with a positive, 'can-do' attitude. You enjoy working in a fast-paced, collaborative environment and are excited by the opportunity to build your skills while contributing to meaningful work in healthcare. Essential requirements for the role are: An undergraduate degree in a relevant subject (e.g., Marketing, Communications, English) or equivalent experience in a marketing-related role supporting company marketing or business development activities Familiarity with key digital marketing tools and platfor

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