Growth Marketing

Unicorn; Greater London; On-site; GBP 50,000 - 75,000; Full time

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Job summary

Unicorn in London (Victoria) is hiring its first Growth Marketer to turn positioning into high‑quality inbound leads. You will own campaigns across paid, web, email and search, and build the processes and automations behind them from scratch.

Working in a small AI‑native team, you’ll report to Head of Marketing and collaborate with founders, engineering and sales. A curious, practical, numbers‑driven mindset is valued, with a competitive salary and share options.

Qualifications

• 2-4 years in B2B marketing, measured on leads, sign-ups or pipeline.
• Hands-on with paid advertising across LinkedIn, Meta or Google and HubSpot CRM.
• Strong AI and no‑code skills, with examples built in Claude, ChatGPT, Zapier, Make or Clay.
• Has built processes or systems from scratch and seen them through.
• Owns the numbers: sets up tracking, reports results and explains performance.
• Clear writer who can turn a story into an ad or landing page that converts.
• UK right to work (no visa sponsorship).

Responsibilities

• Run paid campaigns across LinkedIn, Meta and Google, from first touch to retargeting.
• Own conversion tracking, attribution and weekly reporting on leads and pipeline.
• Own HubSpot for marketing: lifecycle stages, lead scoring and routing, forms and workflows.
• Optimize the website across routes for free sign-up and demo booking.
• Build onboarding email journeys that turn sign-ups into active users.
• Find and reach new online verticals, and run experiments on ads, landing pages, and emails.

Skills

B2B marketing

Paid advertising

Campaign management

AI & no-code

Copywriting

Analytics

Tools

HubSpot

Claude

ChatGPT

Zapier

Make

Clay

Job description

Company Overview
Job Title: Growth MarketerIndustry: FinTech / PaymentsFunding Journey: Series A, backed by a tier-one VCNo. of Employees: c.50Locations: London (Victoria), 5 days a week in officeSummary: AI-powered platform automating how businesses pay, get paid and manage their money
Job SummaryThis fast-growing fintech takes the manual work out of invoicing and payment collection for UK businesses, helping them get paid faster with less chasing. Post-Series A, the company is now building marketing into a core growth engine.This is the company's first Growth Marketer hire, focused on building a steady flow of inbound leads from digital channels. You'll turn positioning into campaigns across paid, web, email and search, build the processes and automations behind them from scratch, and own the data that shows what's working. It's a small, AI-native team, so building tools and automations is part of the job.
Day to day, you'll:Run paid campaigns across LinkedIn, Meta and Google, from first touch to retargeting.Own conversion tracking, attribution and weekly reporting on leads and pipeline.Own HubSpot for marketing: lifecycle stages, lead scoring and routing, forms and workflows.Optimise the website across both routes in: free sign-up and demo booking.Build onboarding email journeys that turn sign-ups into active users.Find and reach new online verticals, and run experiments on ads, landing pages, and emails.
You'll report to the Head of Marketing and work closely with every team, including the founders. You don't need to have done it all before. The company wants someone curious, practical and good with numbers, and will help with the rest. The package is a competitive salary plus share options.
Experience Required2-4 years in B2B marketing, measured on leads, sign-ups or pipelineHands-on with paid (LinkedIn, Meta or Google) and HubSpot or a similar CRMStrong AI and no-code skills, with examples built in Claude, ChatGPT, Zapier, Make or ClayHas built processes or systems from scratch and seen them throughOwns the numbers: sets up tracking, reports results and works out why things did or didn't workClear writer who can turn a story into an ad or landing page that convertsUK right to work (no visa sponsorship)Nice to have: free sign-up and sales-led funnels, GA4 and GTM, SEO or AI search, marketing to accountants or SMBs