Global Website Performance Specialist

SThree; Greater London; On-site; GBP 45,000 - 65,000; Full time

Job summary

SThree is seeking a Global Website Performance Specialist to optimise our global website, improving user journeys from first click to conversion. You will analyse user behaviour, run experiments, and implement CMS changes to lift performance across B2B and B2C audiences.

You will collaborate with Content and Digital Marketing, ensure landing pages and CTAs are conversion-focused, and scale successful approaches across the site, driven by data and commercial priorities.

Qualifications

• 3-5 years' experience in website optimisation, CRO, UX, web analytics, or digital marketing.
• Hands-on CMS experience.
• A/B testing and experimentation.
• Google Analytics and behavioural analytics tools.
• Understanding of paid and organic acquisition channels.
• Strong commercial awareness and problem-solving skills.
• Confidence collaborating with and influencing cross-functional teams.
• Experience with Umbraco or a similar enterprise CMS.
• Experience across both B2B and B2C journeys.
• Understanding of accessibility principles and market-specific user behaviours.

Responsibilities

• Analyse user journeys across B2B and B2C audiences to identify friction points, drop-offs, and conversion opportunities.
• Improve landing pages, content, CTAs, and customer journeys in partnership with Content and Digital Marketing teams.
• Ensure paid and organic traffic is directed to effective, conversion-focused landing experiences.
• Identify successful pages and journeys, understand why they perform well, and scale those best practices across the website.
• Build and update pages within the CMS to improve user experience and conversion performance.
• Review navigation, information architecture, and internal linking to make the website easier to use.
• Design and run A/B tests where appropriate, balancing experimentation with proven best practices.
• Measure the impact of changes and use insights to drive continuous improvement.

Skills

Analytics

UX principles

A/B testing

Content collaboration

Data-driven decisions

Cross-functional teamwork

Commercial awareness

Problem solving

Tools

Google Analytics

Umbraco CMS

Job description

Are you passionate about improving digital experiences and turning insights into action? We're looking for a Global Website Performance Specialist to help optimise our global website, ensuring candidates and clients enjoy seamless, high-performing digital journeys. This role combines website optimisation, user experience, analytics, content improvement, and conversion rate optimisation to drive measurable business impact.

About the Role

As our Global Website Performance Specialist, you'll play a key role in understanding how users interact with our website and identifying opportunities to improve performance. You'll work at the intersection of website performance, content, digital acquisition, and user experience, using data, experimentation, and commercial insight to optimise journeys from first click to conversion.

This is a hand-on position where you'll not only identify opportunities but also implement improvements directly within the CMS and measure their impact.

What You'll Be Doing

• Analyse user journeys across B2B and B2C audiences to identify friction points, drop-offs, and conversion opportunities.
• Improve landing pages, content, CTAs, and customer journeys in partnership with Content and Digital Marketing teams.
• Ensure paid and organic traffic is directed to effective, conversion-focused landing experiences.
• Identify successful pages and journeys, understand why they perform well, and scale those best practices across the website.
• Build and update pages within the CMS to improve user experience and conversion performance.
• Review navigation, information architecture, and internal linking to make the website easier to use.
• Design and run A/B tests where appropriate, balancing experimentation with proven best practices.
• Measure the impact of changes and use insights to drive continuous improvement.

What Success Looks Like

• User pain points are identified and addressed quickly.
• Landing pages are clearly aligned to audience needs and conversion goals.
• High-performing approaches are replicated across the website.
• Paid media, content, and website performance operate as one connected journey.
• Optimisation becomes an ongoing, embedded way of working.
• Decisions are driven by data, user behaviour, commercial priorities, and sound judgement.

What We're Looking For

You likely have 3-5 years' experience in website optimisation, CRO, UX, web analytics, or digital marketing, with the ability to move comfortably between analysis and execution.

Key Experience

• Website analytics, funnel analysis, and conversion optimisation.
• UX principles and landing page optimisation.
• Hands-on CMS experience.
• A/B testing and experimentation.
• Google Analytics and behavioural analytics tools.
• Understanding of paid and organic acquisition channels.
• Strong commercial awareness and problem-solving skills.
• Confidence collaborating with and influencing cross-functional teams.

Nice to Have

• Experience with Umbraco or a similar enterprise CMS.
• Experience across both B2B and B2C journeys.
• Understanding of accessibility principles and market-specific user behaviours.

Why Join Us?

Our website plays a critical role in attracting, engaging, and converting candidates and clients globally. This role offers the opportunity to shape that experience, challenge the status quo, and deliver meaningful improvements that drive business results.

If you're someone who loves combining data, user insight, and practical execution to improve digital performance, we'd love to hear from you.

You won't just report on website performance. You'll help transform it.