Senior Conversion Rate Specialist

Job Description Based in London and part of the CX and Experimentation team, the Senior Conversion Rate Specialist will be driving the enhancement of its direct-to-consumer (D2C) business through improving conversion rates across its digital platforms. This role focuses on optimising user experience, increasing customer engagement, and driving revenue growth through conversion rate optimisation strategies.

What does the job involve?

Conversion Planning: Develop testing roadmap alongside the Experimentation Manager, ensuring that customer outcomes associated with experimentation are in line with our regulatory obligations.

Conversion delivery: Design and execute A/B and multivariate tests according to agreed roadmap to optimise website elements, user journeys and conversion funnels.

Conversion Insight: Complete all test analysis, communicating insights to internal stakeholders. Provide regular updates on progress and performance metrics to ensure transparency across the wider business.

Experimentation platform expert: Become platform super user, able to independently develop tests and metrics on the platform through to delivery.

Website Analytics: Monitor and analyse website and digital performance using web analytics and customer feedback tools including but not limited to Contentsquare, GA4, and GetFeedback.

Translate these insights into actionable recommendations, identifying testing opportunities and iterations to inform the test backlog.

User Experience Enhancement: Work with UX/UI designers and developers to implement user-friendly design principles and improve the overall digital experience.

Cross-functional Collaboration: Collaborate with marketing, product, technology and UX teams to execute testing roadmap. Be the key point of contact with these teams to gather requirements that support and enhance their activity and strategy.

Third-party management: Manage the working relationship with third parties to support the experimentation agenda, delivering on agreed tests and analyses.

Industry Research and Best Practices: Stay up-to-date with industry trends, emerging technologies, and best practices in conversion optimisation, UX/UI design, and digital marketing.

Evaluate competitor websites and benchmark performance to identify opportunities for differentiation and innovation.

What we’re looking for

A hard-working individual, who demonstrates a strong worth ethic and willingness to learn quickly.

Strong communication skills, with the ability to interpret and translate concepts into clear written briefs and designs.

High attention to detail.

Someone who works well in teams both and independently.

What you’ll bring

Previous experience of designing and executing conversion optimisation tests

Strong practical understanding of web technologies and HTML

Familiar with optimisation tools and platforms, preferably Webtrends Optimize and Optimizely preferable

Experience using data analytics tools, preferably Contentsquare and GA4

Awareness and understanding of UX & CX design principles

Experience working with web developers

Competent in JavaScript and Google Tag Manager

Advanced Excel skills

About AJ Bell

AJ Bell is one of the UK’s fastest-growing investment platform businesses, providing award-winning solutions for everyone, from professional financial advisers to first-time investors.

Today, over 723,000 customers trust us to manage more than £108.7 billion of assets. By continually striving to make investing simpler and more accessible, we’re helping more people take control of their financial futures.

We’re proud to be recognised as one of the UK’s Best 100 Companies to Work For for six consecutive years, and a Great Place to Work in 2025 and 2026 a reflection of our supportive and collaborative culture.

What we offer

26 days holiday, increasing with service + buy/sell scheme + bank holidays

7% Pension with matched contributions

Discretionary bonus scheme

Share schemes (including free shares and BAYE)

Health Cash Plan and discounted private healthcare

Enhanced family leave (subject to qualifying criteria)

Travel and bike loan schemes

Employee Assistance Programme

Life at AJ Bell

Regular social events including summer and Christmas parties

Learning and development opportunities tailored to you

Casual dress code

Friendly, supportive team environment

Our ways of working

We offer hybrid working, with a minimum of 50% of your working time per month spent in the office.

For new starters, there’s an initial period of full-time office working to help you settle in and build relationships.

Inclusion & diversity

We’re committed to creating an inclusive environment where everyone feels respected and able to be themselves at work.

We welcome applications from all backgrounds and make hiring decisions based on skills, experience, and potential.