Front End Web Developer

We are looking for a talented Web Developer with strong experience across WordPress, WooCommerce and Shopify. You will build and customise websites using existing themes and frameworks, adding integrations, ecommerce setups and light bespoke functionality where needed.
A digital marketing agency's office, backlit by pink and purple lighting

About Us

Sierra Six Media is a Drum Recommends digital marketing agency based in Billericay, Essex. We deliver websites, branding, SEO and PPC for UK clients.

We welcome and actively support individuals of all neurotypes, including those with autism, ADHD and other neurodivergent conditions. We value the strengths they bring to our team.

About The Role

Location: Hybrid, Billericay, Essex
Salary: £30,000 to £50,000 depending on experience

Key Responsibilities

New Website Builds

  • Build WordPress and Shopify websites with confidence using WooCommerce where required.
  • Adapt themes and frameworks to match brand styles and functional needs.
  • Configure essential plugins, apps and integrations.
  • Set up product structures, catalogues, payments, shipping and delivery systems.
  • Carry out product uploads, content updates and full ecommerce setup across platforms.
  • Translate design direction from our brand designer into clean, responsive builds.

Development and Maintenance

  • Support launches, migrations, hosting tasks, DNS changes and backups.
  • Implement theme changes, new templates and custom front end functionality.
  • Maintain, update and optimise existing WordPress, Shopify and WooCommerce sites.
  • Deliver ongoing support and monthly maintenance for assigned clients.

Performance and Stability

  • Optimise sites for speed, SEO, accessibility and mobile performance.
  • Improve Core Web Vitals by refining code, reducing asset sizes and improving load behaviour.
  • Troubleshoot issues, apply fixes and ensure consistent stability.
  • Ability to diagnose and resolve plugin conflicts, theme issues, and compatibility problems

Collaboration and Delivery

  • Work across client projects while supporting internal builds and improvements.
  • Collaborate with designers, Account Managers and the SEO team to create smooth user experiences.
  • Implement tracking codes and scripts using GA4, GTM and custom events.
  • Manage tasks through Trello and Basecamp.
  • Stay up to date with platform changes, coding standards and best practice.

What We’re Looking For

  • Able to travel to the Billericay office three days per week.
  • Proven experience building websites, supported by a portfolio.
  • Strong skills in HTML, CSS, JavaScript and basic PHP.
  • Confident using WordPress, Shopify and WooCommerce.
  • Comfortable handling hosting environments, DNS and migrations.
  • Experience with theme customisation, plugin management and troubleshooting.
  • Experience implementing GA4, GTM and conversion tracking.
  • Ability to turn design direction into clean and responsive builds.
  • Strong attention to detail and a proactive approach to problem-solving.
  • Clear communication with both technical and non-technical teams.
  • Understanding of technical SEO and Core Web Vitals is beneficial.

The Setup

You will join a growing delivery team that includes an Account Manager, Relationship Manager, technical SEOs, a content writer and a brand designer. You will work across a wide portfolio of client websites as well as Sierra Six Media’s own site. A flexible hybrid pattern is available.

Perks and Benefits

  • Flexible working with a hybrid setup
  • Set 9 to 5 working hours
  • Profit share scheme
  • Tech allowance for hardware upgrades
  • 4pm Friday finish
  • Birthday off
  • Forbes EXEC Membership for lounge access and travel concierge support
  • Monthly socials and an annual away day
  • Deliveroo meal allowances for late project pushes
  • Kudos recognition programme
  • Paid volunteer days
  • Fully stocked snack bar

Why Join Us

Sierra Six Media is a premium digital agency built on collaboration, quality and long-term client success. You will work with a varied client base, contribute to meaningful digital projects and join a friendly, ambitious team.

Take the next step

Our application process is straightforward and geared towards finding the right fit for you and our team. Take a look at our current openings – if you see a role that aligns with your ambitions, apply today! And if you’re curious or want to discuss your potential with us, don’t hesitate to reach out.


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Paid Media Marketer
Luigi

With a touch of Italian flair and a sharp eye for detail, Luigi is the mastermind behind our PPC campaigns, ensuring every click counts. When he’s not fine-tuning ads, you’ll find him scaling rock faces or out on the water with his boat licence in hand—because whether it’s climbing to new heights or navigating uncharted waters, Luigi loves a good challenge.

Web Developer
Louis

Louis is the wizard behind hundreds of websites, effortlessly bringing digital ideas to life with his incredible efficiency and talent. Don’t let his age fool you—he’s a powerhouse of innovation and success, proving that age is just a number when you’re this skilled. A proud Nichiren Daishonin Buddhist, he’s been chanting since age 8. When he’s not building websites, you’ll find him gaming, watching EastEnders, or supporting Liverpool FC. Kitchen skills? Still a work in progress, but he’s getting there!

SEO Executive
Johanna

Johanna, our SEO Executive, has South American roots and has travelled to most continents, bringing a wealth of diverse experiences to her work. She’s also a keen camper van enthusiast—having renovated one and lived in it for a long time, embracing the freedom of life on the road. With her global perspective and SEO expertise, Johanna combines creativity and data to deliver impressive results. Whether optimising search rankings or sharing her travel stories, she adds an adventurous spark to the team.

Head of Design
Iwona

Iwona, a proud Polish native, has lived in both the US and the UK, with each country adding a unique twist to her passion for design. As Sierra’s branding mastermind, she brings big ideas to life, creating stunning visuals and unforgettable brand identities for clients. A true artist, Iwona’s just as at home tickling the ivories on a piano as she is with a hand-lettering pen. When she’s not designing, she’s preparing for her first boxing match—talk about a knockout combo! And when the gloves are off, you’ll find her watching the NBA, hoping for a dunk so epic it makes her spill her tea. 

Finance Manager
Martin

Martin ensures our finances are sharper than his cricket batting average, leveraging years of expertise in financial planning and budgeting. With a proven track record of managing complex accounts, he’s the backbone of Sierra’s fiscal health. When he’s not mastering numbers, he’s juggling cricket matches, badminton tournaments, and basketball games with his sports team—proving he’s just as competitive off the spreadsheets. (We suspect he’s eyeing a trophy shelf expansion.)

Senior SEO Executive
Alice

Alice is the queen of details. With an almost supernatural ability to spot even the tiniest gaps in data, she’s the one who ensures everything runs like clockwork at Sierra. She thrives in the world of numbers, analytics, and operations, where she can make sense of the chaos and turn it into pure magic. When she’s not optimising search rankings, she’s in the kitchen baking (and, let’s be honest, sometimes just cooking for the fun of it). Oh, and she’s a bit of a gamer, too—whether she’s getting lost in Sims 4 or collecting coins in Mario, Alice knows how to balance work, creativity, and a bit of gaming nostalgia.

Founder & Managing Director
Jade

Back in 2017, Jade turned her first-class Business Studies degree, a killer sales record, and a big dream into Sierra Six —a thriving business that’s been making waves ever since. Known for her energy and enthusiasm, she’s appeared in countless press releases, hosted workshops for top universities, and is a proud mentor for Bloom – Women in Digital magazine, encouraging women to claim their spot at the top. When she’s not conquering the business world, Jade’s whipping up experimental dishes, or plotting her next adventure – because why just conquer business when you can conquer the world too?