You can publish brilliant content every week, build quality backlinks, and still watch competitors outrank you. Often, the culprit is technical SEO — the behind-the-scenes infrastructure that determines whether Google can properly crawl, index, and understand your website.

At EdgeSys Technologies, our SEO audits consistently find the same technical issues holding businesses back. Here are the 10 most impactful fixes:

1. Fix Your Core Web Vitals

Google's Core Web Vitals — LCP (Largest Contentful Paint), FID/INP (Interaction to Next Paint), and CLS (Cumulative Layout Shift) — are direct ranking signals. Use Google Search Console to identify failing pages and fix them through image optimisation, code splitting, and layout stabilisation.

2. Implement HTTPS Sitewide

HTTPS is a confirmed Google ranking signal. Ensure every page, including images and scripts, loads over HTTPS. Mixed content warnings (HTTP resources on HTTPS pages) undermine trust and rankings.

3. Fix Crawl Errors and Broken Links

404 errors waste your crawl budget and frustrate users. Use Google Search Console's Coverage report and tools like Screaming Frog to find and fix broken internal links and redirect chains.

4. Optimise Your XML Sitemap

Your sitemap should only include canonical, indexable pages. Remove noindex URLs, paginated pages, and low-value thin content. Submit it fresh in Google Search Console after updates.

5. Add Structured Data (Schema Markup)

Structured data in JSON-LD format tells Google exactly what your content is about — articles, products, FAQs, local businesses. This can unlock rich snippets that dramatically increase click-through rates from search results.

6. Fix Duplicate Content Issues

Duplicate content dilutes PageRank across multiple URLs. Use canonical tags to tell Google which version to index. Common culprits include www vs non-www, HTTP vs HTTPS, and URL parameters.

7. Improve Your Site Architecture

Every important page should be reachable within three clicks from the homepage. Use clear internal linking to distribute PageRank to key pages and help Google understand your site's content hierarchy.

8. Optimise for Mobile-First Indexing

Google now indexes the mobile version of your site first. If your mobile experience is degraded compared to desktop, you are losing rankings. Test with Google's Mobile-Friendly Test tool.

9. Speed Up Your Server Response Time

Time to First Byte (TTFB) should be under 200ms. Slow server response is often caused by unoptimised database queries, lack of server-side caching, or cheap shared hosting. Move to a managed cloud solution with proper caching layers.

10. Fix Orphan Pages

Orphan pages have no internal links pointing to them. Google struggles to find and value them. Audit your site and build internal links to any pages that have zero internal link equity.

Let EdgeSys Technologies Audit Your Site

Our technical SEO audits cover all of the above and more — delivering a prioritised action plan that shows you exactly which fixes will have the biggest impact on your rankings. Get in touch today for a free technical SEO review.