Marketing Executive

City Of Westminster, London
Kolleno

We are looking for a proactive Marketing Executive to help support the engine of Kolleno’s marketing function. As a B2B Fintech scaling fast, we need someone ready to own their projects-from crafting high-converting email campaigns to managing our presence at major industry events.

We’re a B2B AI Order-to-Cash Platform, helping enterprises improve their financial operations:

In this role, you’ll work closely with the Head of Marketing and leadership team to deliver impactful marketing initiatives across partner marketing, content, email campaigns, and collateral development.

You’ll be involved in everything from coordinating webinars to producing case studies and managing nurture lists – a great opportunity to get broad, hands-on experience across B2B SaaS marketing.

You’ll thrive in this role if you:

• Enjoy taking ownership of projects and moving fast
• Are a strong communicator with a clean, concise writing style
• Can juggle multiple marketing tasks without getting overwhelmed
• Want to develop your skills across events, content, and digital marketing

Your Day-to-Day

Content & Collateral:

• Manage and publish updates across social media channels
• Assist in creating and updating website content
• Produce marketing collateral including:
• One-pagers and product sheets
• Customer case studies (interviewing, writing, and formatting)
• Sales and partner presentations

Email Marketing & Content Distribution:

• Schedule and send email campaigns to promote events and content
• Maintain and clean nurture lists in our CRM (HubSpot)
• Track and report on email campaign performance

Partner Marketing:

• Support and coordinate webinars, including email and landing page setup
• Assist with physical event logistics and execution
• Draft press releases and partner announcements

Experience Required:

• 1-3 years of marketing experience (preferably B2B SaaS or agency side)
• Excellent written English – you can write clearly, quickly, and in a business tone
• Comfortable using tools like Notion, Wordpress, Figma
• Familiarity with email marketing platforms (HubSpot, Mailchimp, or similar)
• Strong attention to detail, especially when it comes to written content and formatting
• Bonus: experience creating case studies, one-pagers, or presentation decks

Kolleno Benefits:

• Work all of August remotely – escape the city, or just your commute
• Work the two weeks of Christmas and New Year’s remotely
• Office-based Monday to Thursday, Fridays are flexible – your call
• Weekly treats and Gail’s pastries on Mondays
• 20 days of annual leave + Bank Holidays per year
• Performance bonuses