How to work with a technical SEO agency
Written by Claire Hewson
Content Marketing Consultant | 30 January 2026
Understanding how to work with a technical SEO agency helps you get the most value from the partnership.
A technical SEO agency works closely with developers, product owners, and stakeholders to remove technical barriers that affect search performance, making clear workflows, access, prioritisation, and measurement essential.
This guide explains how to collaborate effectively and set clear expectations so technical SEO work delivers measurable, long-term results.
Summary
- A technical SEO audit identifies crawlability, indexation, performance, and site structure issues limiting visibility.
- As websites scale, technical decisions increasingly influence long-term organic growth potential.
- A well-run audit enables better prioritisation, more efficient development effort, and measurable SEO
What services do top technical SEO agencies provide?
A technical SEO audit is usually the starting point for any engagement. It involves a detailed assessment of how your site is crawled, indexed, rendered, and served to users and search engines. This can cover site architecture, internal linking, indexation controls, performance issues, JavaScript behaviour, and error handling.
Here is a snapshot of what a technical SEO audit may cover, depending on your business priorities. Our technical SEO audit service page explains the areas covered in more detail.
Performance and core web vitals optimisation
Technical SEO agencies analyse what affects page speed and user experience, then provide recommendations to improve metrics such as Largest Contentful Paint, Interaction to Next Paint, and Cumulative Layout Shift. These improvements help support search visibility and on-site engagement.
Crawl and indexation management
This work focuses on ensuring search engines spend time crawling the right pages and indexing content that matters. It can involve managing crawl budget, resolving duplicate URLs, refining internal linking, and controlling how parameters, filters, or pagination are managed.
JavaScript SEO support
For sites built with JavaScript, technical SEO agencies help ensure content can be rendered and indexed correctly. This includes reviewing rendering methods, identifying crawl limitations, and working with developers to ensure key pages are accessible to search engines.
Migration planning and execution
During CMS changes, redesigns, or domain moves, technical SEO agencies help plan redirects, preserve site structure where possible, and monitor crawl and indexation changes before and after launch to support a stable transition.
Ongoing technical monitoring and reporting
Technical SEO doesn’t stop after fixes are implemented. Agencies continue to monitor site health through crawls, search console data, and performance metrics, helping identify new issues as the site evolves and providing reporting that shows progress over time.
How to choose the right technical SEO agency
For help choosing the best technical SEO agency for your business, please read our article, How to choose an SEO agency for your business.
From choosing an agency to starting the work: onboarding
Choosing the right technical SEO agency is the first step. Once that decision is made, the focus moves from evaluation to execution.
This transition usually begins with an onboarding meeting. During onboarding, the agency and your internal team confirm objectives, clarify roles and approval processes, agree how recommendations will be delivered, and align on access, tooling, and timelines.
Early alignment helps ensure technical SEO work integrates smoothly into existing product and development workflows, rather than operating in isolation.
Technical SEO agency onboarding checklist
Use our technical SEO agency onboarding checklist to prepare your team, align expectations, and set up a productive working relationship from day one.
What working with a technical SEO agency involves
Working with a technical SEO agency means making SEO part of how your website is built and maintained.
The agency translates technical findings into clear, prioritised tasks your development team can implement, focusing on crawlability, performance, and site stability as the site grows.
This work is planned collaboratively and implemented through staged testing and controlled releases, supporting long-term search performance without introducing unnecessary risk. The diagram below shows how technical SEO work moves from audit to live deployment.
Identify crawl, indexation, performance, and rendering issues
Findings are translated into clear, prioritised development tickets with SEO impact explained.
Developers implement changes in a staging or pre-production environment.
Technical SEO agency validates rendering, crawl behaviour, performance, and risk before launch.
Changes are released safely to production.
Ongoing tracking of crawl efficiency, indexation, Core Web Vitals, and errors.
How technical SEO agencies work with developers
Strong developer collaboration is essential when working with a technical SEO agency, as many recommendations require changes to code, infrastructure, or site configuration. One of the first things to clarify is how technical findings are communicated and turned into work your development team can act on.
The best technical SEO agencies translate recommendations into clear, actionable technical tickets that fit directly into your development workflow. These tickets should:
- Clearly define the technical issue
- Explain why it matters for SEO
- Describe the expected outcome once implemented
- Provide practical implementation guidance
- Are delivered through tools such as Jira, Trello, or GitHub Issues, so developers can estimate effort, track progress, and deploy changes confidently.
Bridging the language gap between SEO and developers
One of the biggest challenges when learning how to work with a technical SEO agency isn’t strategy or tooling, but language.
SEO recommendations often describe what needs to improve, while developers need clarity on what to change and how success will be measured. At SEO Content Driven, we bridge that gap for you by translating technical SEO findings into clear, developer-ready guidance you can pass on.
This means you don’t need deep technical knowledge to move work forward. Instead of vague requests, we provide recommendations framed in measurable, implementation-ready terms that developers can act on with confidence.
For example, rather than asking for “better site speed,” we define specific improvements tied to metrics such as Largest Contentful Paint (LCP) or Interaction to Next Paint (INP). Instead of “fix crawl issues,” we focus on reducing crawl waste by addressing duplicate URLs, unnecessary parameters, or internal linking inefficiencies.
How technical SEO work is prioritised and approved
Technical SEO recommendations often sit alongside other important initiatives such as new features, product updates, or website redesigns. Understanding how to work with a technical SEO agency means having a clear, agreed approach to how SEO work is evaluated and scheduled within existing plans.
A strong technical SEO agency helps you assess each recommendation in context, balancing potential SEO impact against the development effort required to implement it. This includes discussing:
- The level of risk involved — whether a change could affect site stability, user experience, or existing functionality, and how that risk can be reduced through testing or phased rollouts.
- The expected benefit — what improvement the change is designed to deliver, such as better crawl efficiency, faster load times, or improved indexation of key pages.
- Short-term gains versus long-term improvements — whether the recommendation delivers an immediate uplift or contributes to a stronger technical foundation that supports growth over time.
This prioritisation process is normally collaborative, involving SEO specialists, developers, and decision-makers.
By agreeing on priorities and approval steps in advance, technical SEO work can be introduced in a structured way that complements product development timelines.
DACI roles when working with a technical SEO agency
To ensure technical SEO work moves smoothly from recommendation to implementation, it helps to define clear decision-making roles using a simple DACI framework.
| Role | Who this is | Responsibility in technical SEO work |
|---|---|---|
| Driver | Technical SEO Agency | Identifies technical issues, defines SEO requirements, explains impact, and drives recommendations forward. |
| Approver | Product Owner / Head of Digital | Signs off priorities, balances SEO impact against roadmap, risk, and business goals. |
| Contributor | Developers / Engineering Team | Implements approved technical changes, estimates effort, flags risks, and deploys fixes. |
| Informed | Stakeholders (Marketing, Content, Leadership) | Kept aware of priorities, timelines, and outcomes, but not directly responsible for delivery. |
How technical SEO agencies help manage implementation risk
While a technical SEO agency doesn’t implement code changes themselves, they support developers in assessing, testing, and releasing SEO-related updates safely. This normally involves:
- Defining what needs to be tested and what success looks like before release
- Validating changes in staging or pre-production environments
- Reviewing rendering, crawl behaviour, and key performance metrics
- Confirming SEO requirements are met without unintended side effects
This support is especially valuable during high-impact work such as site structure changes, performance improvements, or platform updates, helping reduce risk and protect search visibility.
What a technical SEO agency needs from you
Access requirements
To work effectively, a technical SEO agency usually requires deeper access than a standard SEO provider. This access enables the agency to assess how your site is built, served, and interpreted by search engines, rather than relying on assumptions.
Access may include:
- CMS backend access – to review how pages are created, templated, and managed, and to identify structural or configuration issues that affect crawlability and indexation.
- Server or hosting visibility (FTP/SSH where appropriate) – to analyse response codes, redirects, log files, and performance-related issues that influence how search engines access the site.
- CDN platforms such as Cloudflare – to understand how content is cached and delivered globally, and to identify opportunities to improve speed, stability, and security.
- Analytics and search console access – to monitor crawl behaviour, indexation status, technical errors, and performance trends over time.
Agreeing on clear access permissions early helps avoid delays, reduces incomplete audits, and ensures technical recommendations are based on accurate, real-world data.
In-house vs. outsourced implementation
Not every business has an in-house development team. If that’s the case, it’s important to clarify whether the agency can implement fixes themselves or if you’ll need additional development support.
Many technical SEO agencies either have implementation capabilities or work closely with trusted development partners, reducing the burden on your internal team.
At SEO Content Driven, we don’t have an in-house development team, but we work closely with trusted technical partners and can recommend experienced developers to support implementation where needed.
How to measure technical SEO success
Technical SEO improvements work behind the scenes, which means the impact isn’t always visible in rankings or traffic straight away. Understanding how to work with a technical SEO agency includes knowing which signals indicate progress before those outward results appear.
Rather than relying on rankings alone, agencies should report on technical health metrics that show how search engines are interacting with your site. This includes:
- Crawl efficiency and crawl rate – measuring how effectively search engines are discovering and accessing your pages, whether crawl resources are being wasted on low-value URLs, and whether important sections of the site are being prioritised.
- Indexation status – tracking which pages are indexed, which are excluded, and why, helping ensure that priority pages are eligible to appear in search results while unnecessary URLs are controlled.
- Core Web Vitals performance – monitoring metrics such as Largest Contentful Paint, Interaction to Next Paint, and Cumulative Layout Shift to assess page speed and user experience improvements over time.
- Error reduction and coverage improvements – identifying and reducing issues such as server errors, redirect problems, or rendering errors that can limit visibility and stability.
Together, these indicators show whether the site is becoming easier for search engines to crawl, understand, and evaluate.
As technical health improves, rankings, traffic, and conversions are more likely to follow, providing a clear link between technical work and long-term SEO performance.
How technical SEO health is monitored over time
Technical SEO is not a one-time fix. As new content is added, features are released, or site updates are rolled out, new technical issues can emerge over time. Understanding how to work with a technical SEO agency includes knowing how ongoing monitoring helps maintain long-term site health.
A reliable agency supports this by combining scheduled audits with continuous monitoring. This includes:
- Regular deep technical crawls to reassess site structure, internal linking, crawl paths, and indexation as the site changes.
- Monitoring for new technical errors such as broken links, redirect issues, server errors, or accidental noindex tags introduced during updates.
- Tracking indexation and coverage trends to identify unexpected changes in how search engines are processing key pages.
- Performance monitoring to spot declines in speed or Core Web Vitals caused by new scripts, templates, or content.
By reviewing these signals consistently, a technical SEO agency can identify issues early and recommend corrective actions before they affect visibility or user experience.
Technical SEO scenarios that require early involvement
Some technical SEO challenges carry higher risk and complexity than routine optimisation. In these scenarios, a technical SEO agency should be involved during planning and build phases.
Site migrations and major platform changes
When planning a CMS change, domain move, site restructure, or major redesign, technical SEO input is needed while decisions about URLs, templates, navigation, and internal linking are being made. These choices directly affect how search engines crawl and index the site.
By contributing at the planning stage, a technical SEO agency can review proposed site structures, define redirect strategies, assess changes to crawl paths, and identify potential indexation risks before development is complete. This helps ensure search engines can transition smoothly between versions of the site and reduces the likelihood of visibility loss after launch.
JavaScript frameworks and modern web applications
Websites built on JavaScript frameworks such as React or Angular require SEO considerations to be addressed during architecture and development, not retrofitted later. Decisions about rendering methods, data fetching, and page hydration all affect how search engines access and process content.
In these cases, a technical SEO agency works alongside developers during the build process to review rendering approaches, validate how content is exposed to search engines, and confirm that critical pages can be crawled and indexed reliably. This closer collaboration ensures SEO requirements are accounted for as part of development, rather than treated as fixes after issues appear.
By involving technical SEO during planning and development, complex projects are more likely to launch with stable search performance and fewer post-launch corrections.
Is your technical SEO supporting long-term organic growth?
We offer a technical SEO audit that identifies the highest-impact changes affecting crawlability, indexation, and performance.
You receive clear, prioritised actions your developers can implement with confidence, with ongoing support to help turn technical improvements into sustained organic growth.
Claire is a content marketing consultant with 20+ years’ experience in writing, content strategy and technical SEO. She holds an English degree from Leeds University and a Diploma in Digital Marketing. Claire is a published author who has written books and professional articles across sectors including education, finance, legal, health, publishing, travel, and B2B.