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What does a digital marketing agency do?

Sep 4
6 min read

Whether you’re a business wanting to kickstart your marketing strategy or someone looking for a new career, you may be wondering what digital marketing is all about. If you follow us on our socials you’d think that all digital marketing agencies do is post reels, cuddle the office dog and dash out for a mid-morning coffee. But that can’t be it? Can it?


If you’re wondering what exactly a digital marketing agency does all day, the services they offer and why you should work with one. Read on…


In this post we’ll dive into:



What’s digital marketing?


The term ‘digital marketing’ is used to describe a whole load of marketing channels that provide target audiences with content designed to generate leads and revenue. Digital marketing strategies are constantly evolving to:


  • Match changing consumer behaviours

  • Reach customers on various platforms e.g. social media, websites, blogs and email

  • Make the most of new exciting technology

  • Keep up with shifts in search engine and AI algorithms


The goal is to craft innovative strategies and content that boosts audience interaction, brand visibility, and ultimately drives sales and revenue. You can use a range of marketing channels to your customers where they are. Plus, each digital marketing strategy is tailored to meet the unique needs of your business.


How do I become a digital marketer?


For wannabe digital marketers the journey involves a mix of education, hands-on experience, and constant learning. Digital marketing doesn’t stand still. There’s always an emerging trend or platform update to keep up with.


It’s always a good idea to have a go at each marketing niche and see which suits you best. You’ll also want to create a network of likeminded people, we love LinkedIn for industry news and project opportunities to help you upskill.


“I started with zero experience, but through a mix of my apprenticeship courses, additional platform courses and applying what I learnt every day, I picked digital marketing up quite quickly. For me, it’s all about being guided by data, understanding trends and showcasing the expertise within a business.
I know my learning will never stop. There’s always going to be a new update, algorithm change or emerging technology that means I’ll need to adapt and pivot. But staying ahead of evolving technology has actually become one of my favourite parts of the job. It’s a fun challenge, and I love knowing that staying ahead of the curve allows me to bring even more value to our clients." Scarlett Hanlon, Digital Marketing Executive at ADA Digital

Group of people standing in the ADA Digital marketing office

What is a digital marketing agency?


A digital marketing agency is usually a team of nerds, we mean experts, who have specialised in different marketing fields. Digital marketers often become experts in a specific area, whether that’s SEO, content creation, social media management, or data analysis. Some agencies focus on one area of marketing while others offer a full-service, like us. We’re a full-service agency that offers clients expertise across a range of digital strategies.


What is a full service digital marketing agency?


A full-service digital marketing agency is one that can take care of multiple channels from PPC to SEO and everything in between. In an era where businesses need more than a simple static online presence, an experienced agency, like ADA Digital, can do it all.


Whether you need a responsive website, PPC campaigns that deliver SEO content strategies or paid social advertising that aligns with your overall marketing goals. We’ve got you covered.


What do digital marketing agencies do​?


Hint, it’s not just chatting to clients and making pretty Canva packs (although that is a lot of fun).


A digital marketing agency is a strategic ally to your business. We’ve got your back. We’re on hand to help you to navigate the often confusing digital landscape. Marketing agencies play a key role in supercharging a brand's presence, whether you need:


  • Help executing an existing strategy

  • Consultancy services for your marketing team

  • Crafting a plan from scratch


What services do agencies provide?


There are so many areas which fall within the digital marketing umbrella. These are some of the most popular agency services:


PPC advertising


PPC has the power to reach targeted audiences right where they’re searching, and even before they’re searching for your brand. An agency will craft compelling and targeted paid advertising campaigns, to boost engagement, brand awareness, and conversions.



Search engine optimisation (SEO)


Agencies know how important SEO is. A good agency will combine keyword and prompt research, on-page optimisation, backlink building and content creation to create a goal-smashing strategy.


Search engines (Google) and LLMs (ChatGPT), love keeping us digital markets on our toes. With algorithms and search continually evolving, SEO strategies need to adapt and flex to make sure brands stay visible.


Website design


Your website is your first impression to your customers. A well-designed website is essential for almost every business. Our agency's web design services go beyond aesthetics. We focus on user experience, speed and responsiveness.


Social media marketing


Paid social advertising puts you right in front of potential customers while building brand awareness. Digital marketing agencies look to create thumb-stopping creatives that are precision targeted to re-energise your business.


Email marketing


It’s direct, personalised and a great way to talk to customers. Digital marketing agencies will create campaigns that offer more than mass mailings. Segmentation, personalisation, and analytics, mean agencies will tailor email campaigns to match individual preferences and behaviours.


Conversion rate optimisation (CRO)


CRO is a critical aspect of digital marketing. Driving traffic to a website is only the first step. Converting that traffic into sales, subscriptions or whatever else you want your customers to do is the ultimate goal. Through data analysis, A/B testing, and user experience improvements, agencies optimise websites to maximise conversions.


Why should I hire a digital marketing agency​?


Working with a digital marketing agency over building an in-house team gives business an edge. When you partner with a trusted, experienced agency your brand gains access to expertise, industry insights and a dynamic skill set.


Just some of the reasons why our clients choose us (check out our case studies for more):


Stay on top of trends


Digital marketing is an area which is always evolving. From algorithm updates to emerging platforms (think ChatGPT ads), staying ahead of trends is how you keep your business relevant and visible.


A digital marketing agency makes sure that your business is not just reactive but proactive when it comes to strategising the latest trends. This industry insight is a superpower you can harness to help your business grow.


An extension of your in-house team


The scope of skills within a digital marketing agency acts as a seamless extension of your in-house team. Rather than relying on a single marketing professional, agencies provide a team of specialists – from SEO and PPC to social media and web design. This not only diversifies your skill pool but also offers scalability, allowing your business to expand its digital marketing efforts without the challenges of in-house team scaling.


Access to the latest marketing tools


In the fast-paced world of digital marketing, having access to the latest tools and technologies is a must. Digital marketing agencies invest in premium marketing tools, so your business has access to advanced analytics, automation, and tracking.


This not only makes sure strategies are data-driven, but also means you don’t have to shell out for purchasing and maintaining these tools. Win win!


New perspectives


One of the biggest advantages of collabing with a digital marketing agency is the injection of fresh perspectives into your marketing strategies. External viewpoints can bring creativity and innovation to the table. We challenge conventional approaches and spark new ideas.


An agency can look objectively at your business to uncover opportunities and areas for improvement. We’re not biased and can spot challenges that you may not notice.

Years of experience


Experience is often the foundation of success in digital marketing. A digital marketing agency will bring years of hands-on experience to your business. An agency team with a proven track record, draws on strategies and insights gained from overcoming challenges across their careers. We’ve almost seen it all!


Ready to team up with your strategy partner?


Wealth of experience, check. Bespoke strategies, of course. Tailored goals, smashed. Our range of digital marking services help our clients build brand visibility, engagement and (more importantly) profitability in the ever-changing digital world.


Find out more about what we can offer:



Written by:

Rosie Hurr, SEO and Content Manager



Approved by:

Scarlett Hanlon, Digital Marketing Executive



Published:

4th September 2026

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