Junior SEO Executive (Ecommerce) in Cardiff

Founded in April 2019, Lumen SEO is the 100% transparent search marketing agency based in Cardiff. Our mission is to empower business owners to thrive, succeed and do more of what they love through the organic power of search engine optimisation.

We specialise in SEO for small, medium and large businesses, increasing the quantity and quality of their website traffic. We do this by being experts in what we do, being transparent with our clients and being committed to constant self-development.

At Lumen SEO, we believe in delivering measurable results and exceptional client service. Our team of experts are also dedicated to staying ahead of the curve in the ever-evolving world of SEO to ensure our clients achieve their marketing goals. As a result, we foster a collaborative and supportive work environment where continuous learning, sharing and improvement are expected.

The role

This role will place you at the heart of our Ecommerce clients' campaigns which span across multiple industries, from pet supplies to health & wellbeing products. Your responsibility will be to work directly with the Account Manager to deliver all aspects of an SEO campaign, from keyword research to content creation and website optimisation; achieving the targets set out by the manager and client.

During your first three months you will be trained intensively on each aspect of SEO with multiple team members, following which there will be opportunities to visit clients and attend marketing events as well as ongoing SEO training as the landscape evolves. At Lumen SEO we're passionate about team members crafting their own progression in the business, led by curiosity and interests. Whatever you are curious about, we will help you explore it.

This role is for those who love learning and thrive in intense environments. Your growth and ours depend on constant discovery, not just being comfortable with failure, but embracing it while constantly looking to grow and improve. Whilst this is an entry-level position - it is not easy. The right candidate will be eager to learn, take criticism professionally and uphold high standards.

Key responsibilities

• Carry out keyword research and map keywords to category, product and blog pages.
• Write content: category page copy, product descriptions, buying guides and blog posts.
• Optimise category and product pages: titles, meta descriptions, headings, internal links and structured data.
• Make on-site changes directly in client CMSs, mainly Shopify and WordPress/WooCommerce.
• Run regular technical checks and fix or flag issues such as broken links, redirects and out-of-stock product handling.
• Support link building and digital PR, such as responding to journalist requests and conducting outreach for gift guides and product features.
• Manage your time across several different client campaigns and keep tasks up to date in our project management tools. .
• Strong writing skills with experience in writing short- and long-form blog/article content.
• Basic understanding of what SEO is and how it works.
• Focus - you maintain good work habits and do not get distracted easily.
• Teamwork and interpersonal - you work well and collaboratively with others to achieve set goals.
• Attention to detail: you complete tasks accurately and consistently.
• Independence: you follow directions easily and work self-sufficiently on assigned tasks, and you know when to ask for input.
• Communication: you are able to communicate clearly and assertively with clients and colleagues.

Desirable (one or more of the following):

• Experience working in at least one ecommerce platform, such as Shopify or WooCommerce.
• Experience using crawl tools such as Semrush or Screaming Frog to find technical issues.
• Experience with Google Merchant Centre and product feeds.
• Basic HTML/CSS, or experience editing website themes.
• Hands-on experience with keyword research and mapping keywords to the right pages.
• An understanding of conversion rate optimisation on product and category pages.
• A working understanding of technical SEO basics, such as indexation, canonicals, redirects and duplicate content.
• Experience using Google Search Console and GA4 to review performance.
• Design skills in Canva and/or Photoshop.
• Confidence in public speaking or presenting.
• A full UK driver’s licence and use of your own vehicle.

What you will gain

In this position, you will:

• Have the opportunity to progress to a Senior SEO Executive or a more senior position that you have created and proven valuable - as the business grows, you grow.
• Be integrated into the Space2B community, expanding your network in the Cardiff business scene as well as attending up-skill and networking events.
• Have an in-depth understanding of how a marketing agency operates and grows.
• Be able to design and deliver a digital marketing strategy.
• Have an in-depth understanding of SEO.
• A supportive team to laugh and grow with.

Additional information

Location of position

• Lumen SEO operates out of Space2B at The Maltings in Cardiff
• We operate within a flexible hybrid working model - work at home or in-office with the ability to attend the office for in-person meetings on a regular basis
• Cardiff or South Wales-based so in-person meetings and events can be attended

Hours

• Full time
• 4 days per week (32 hours, Monday to Thursday)

Expenses / Pay

• £24,000 per annum
• We will cover travel expenses incurred whilst delivering campaigns and attending meetings
• Equipment - laptop, digital notepad, headphones and any furniture required for working comfortably and healthily at home will be provided
• 4 day working week
• 24 days holiday (not including bank holidays)
• Paid charity leave - time off for charity work, not deducted from annual leave
• Monthly confidential 1 to 1's with a health & wellbeing coach or therapist
• Free gym membership at Space2B's on-site gym

Key Dates

• Interviews: 24 November to 4 December 2026
• 1-2 writing samples, such as an excerpt from an assignment, a newspaper, magazine or journal article, a post on a blog or a creative writing piece.

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