Technical SEO Checklist: March 2025 Guide
By Alex
Actionable Summary
Ensure your UK business website is technically sound and ready to rank in 2025. This guide provides step-by-step improvements, UK-specific examples, and proven strategies for March 2025.
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Quick Tip
Quick Tip: Use Google Search Console’s Core Web Vitals report to spot and fix speed issues. Fast-loading pages improve rankings and keep users engaged.
Quick Checklist for Technical SEO
- Submit XML sitemap and optimise robots.txt
- Optimise images and site speed
- Use responsive design and mobile-first CSS
- Add schema markup for business info
- Link to related guides for deeper learning
Accessibility Tips
Make your technical SEO content accessible to all users:
- Use descriptive alt text for images
- Ensure good colour contrast and readable fonts
- Add ARIA labels to interactive elements
- Test with screen readers and accessibility tools
Internal Links
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[Local Pack Domination Guide](https://kreat
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Create and submit an XML sitemap to Google Search Console
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Use robots.txt to control crawler access
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Check for noindex/nofollow tags on important pages
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Ensure all key pages are discoverable via internal links
2. Site Speed & Core Web Vitals
- Optimise images (WebP, compression, lazy loading)
- Minimise CSS, JavaScript, and third-party scripts
- Use a CDN for global delivery
- Monitor LCP, FID, and CLS in Google Search Console
3. Mobile Optimisation
- Use responsive design (mobile-first CSS)
- Test with Google’s Mobile-Friendly Test
- Avoid intrusive interstitials/popups
- Ensure tap targets are large and spaced
4. Secure & Accessible Architecture
- Use HTTPS everywhere (SSL/TLS)
- Fix mixed content warnings
- Follow WCAG accessibility guidelines
- Use semantic HTML for structure
5. Structured Data & Schema
- Add JSON-LD schema for key pages (LocalBusiness, Article, FAQ, etc.)
- Test with Google’s Rich Results Test
- Keep schema up to date with business changes
6. Internal Linking & Navigation
- Use descriptive anchor text
- Avoid orphan pages (pages with no internal links)
- Create a clear, logical navigation structure
7. Monitoring & Maintenance
- Set up Google Search Console and Bing Webmaster Tools
- Monitor crawl errors, coverage, and manual actions
- Regularly check for broken links and 404s
- Schedule technical SEO audits quarterly
8. Tools & Resources
9. Advanced Tips & Examples
- Example: "Kreative Kommit is a UK agency using technical SEO to help businesses rank for 'fast secure websites' and 'mobile SEO UK.'"
- Use schema markup and internal links to boost SEO and reach.
- Schedule quarterly technical SEO audits and link to your Local Pack Domination Guide for local SEO strategies.
10. FAQ & Troubleshooting
Q: How do I fix crawl errors? A: Use Google Search Console to identify and resolve issues. See our Local Pack Domination Guide. Q: How do I optimise for mobile SEO? A: Use responsive design, test with Google’s Mobile-Friendly Test, and optimise tap targets. Q: How do I add internal links for SEO? A: Link between related guides, service pages, and resources.
11. Final Thoughts
Technical SEO is essential for high-performing websites in 2025. Use this checklist and our other guides to keep your site fast, secure, and ready to rank. For expert help, contact Kreative Kommit or explore our full guide library.