Business Development Manager

Ernst & Young; City of Westminster; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading digital innovation firm is looking for a Growth Manager to join the marketing team. Responsibilities include driving growth through experiments, collaborating across teams, and analyzing key metrics. Candidates should have 5+ years in growth marketing and a strong grasp of digital channels and data analysis tools. This role is crucial for optimizing traffic acquisition and enhancing the user experience, ensuring the company stays at the forefront of digital trends.

Qualifications

• 5+ years of experience in growth marketing, performance marketing, or conversion optimization.
• Proven track record of driving measurable growth through data-led experimentation and optimization.
• Strong understanding of digital acquisition channels, marketing funnels, and customer lifecycle metrics.

Responsibilities

• Design, run, and analyze experiments to validate hypotheses and uncover growth opportunities.
• Collaborate cross-functionally to enhance user experience and maximize ROAS from campaigns.
• Build and maintain dashboards and reports to track key metrics.

Skills

Growth marketing

Data analysis

Conversion optimization

Digital acquisition channels

SEO

A/B testing

Storytelling skills

Tools

Google Analytics

Looker

Power BI

Job description

About the Role: We are looking for a data‑driven and results‑oriented Growth Manager to join our marketing team at Barnebys. In this role, you will be responsible for driving scalable growth across our digital ecosystem – optimizing traffic acquisition, conversion, and retention for both B2B and B2C audiences.

Responsibilities

• Design, run, and analyze experiments (A/B tests, landing pages, onboarding flows) to validate hypotheses and uncover growth opportunities.
• Collaborate cross‑functionally with product, marketing, and design teams to enhance the user experience and maximize ROAS from campaigns.
• Build and maintain dashboards and performance reports to track key metrics such as customer acquisition costs, conversion rates, and retention.
• Provide actionable insights from data to inform decision‑making and influence both marketing strategy and product roadmap.
• Stay up‑to‑date with growth marketing trends, tools, and best practices, ensuring Barnebys remains at the forefront of digital innovation.

Qualifications

• 5+ years of experience in growth marketing, performance marketing, or conversion optimization.
• Proven track record of driving measurable growth through data‑led experimentation and optimisation.
• Strong understanding of digital acquisition channels, marketing funnels, and customer lifecycle metrics.
• Proficiency with Google Analytics, Tag Manager, and marketing automation or attribution tools.
• Experience with data visualisation (e.g., Looker, Tableau, Power BI) and A/B testing platforms.
• Solid grasp of SEO, SEM, CRO, and user journey optimisation.
• Exceptional analytical, strategic, and storytelling skills – able to translate complex data into clear business recommendations.
• Bonus: experience from e‑commerce or the auction industry.