Senior & Lead Full Stack / Back-End Web Developer

Senior & Lead Full Stack / Back-End Web Developer

Job description

Vertical Leap, one of the UK’s top search and digital agencies, seeks a highly skilled, bright and ambitious lead or senior web developer to support our existing creative services and help to grow the skills of the development team. 

This job is based either remotely or in our Portsmouth office, working alongside our talented and friendly team of web developers, designers and UX specialists.

Working in our creative team, your focus will be on the technical implementation of web and digital development. You will be expected to create high quality, structured, reusable and annotated code. You will also be proficient using third party open source packages and relevant code libraries. This work will be carried out to a deadline, and to project specification/requirements.

As part of a team consisting of Developers, Project Managers, UX Specialists and Designers, you will be able to communicate with these departments, contribute to ideas, and innovate where required. You’ll also be required to provide expert advice to potential and current clients, and recommend the best ways of implementing their needs taking into consideration budgets and timelines. Being able to communicate complex ideas and solutions to people with limited technical knowledge will also be helpful for this role.

Required experience

  • High level of HTML5, PHP, JavaScript, SASS/CSS3 knowledge
  • Software engineering principles adherent code (e.g. OOP, future proofed, etc)
  • Standards compliant code, to Google requirements (e.g. optimised for SEO and speed etc)
  • WordPress bespoke theme and functionality development
  • Experience of developing eCommerce solutions (i.e. code, not plugins)
  • Database management (e.g. Maria DB, mySQL)
  • High level of API integration knowledge and experience
  • Project management with strong communicational skills
  • Focus on team work, and constructive and helpful feedback
  • Ability to share knowledge and up-skill others

Desired experience 

  • Twig
  • Version control (e.g. Git)
  • Other CMSs (e.g. Joomla etc)
  • Work planning (e.g. Jira)
  • Node and package managers
  • Front end frameworks (e.g. Foundation)

Team culture

The creative team is a talented, friendly and supportive group of designers, developers and UX specialists. We have a varied and interesting workload consisting of a mix of retainers and project work, so there’s opportunity to build strong relationships with clients and get to know their brands. We are relaxed and informal in the office or at home and enjoy jokes and cat GIFs, but we also work hard, focus and get stuff done when we need to. We are always looking to develop and add to our skill-sets, and keep up to date with trends and developments in our respective fields, so any new skills you can bring to the table would be appreciated. We have regular team lunches and drinks as well as joining in with company-wide events. We also enjoy tea. A LOT of tea.

What we give you

  • Laptop and monitors
  • Your choice of Mac or PC
  • Positive environment with a focus on learning and development
  • Access to a variety of experienced colleagues who are all happy to help, so you’ll have access a great support network
  • Proper dev work (no downloaded themes or jamming plugins in everywhere) – we build things from scratch as much as possible, and have our own framework that you can add elements to
  • You’ll work on small and large, straightforward and complex projects, so there’s plenty of opportunity to grow as a developer
  • Entirely optional company activities (e.g. beer Friday, yoga, quizzes)
  • Periodic homemade cake


  • Flexibility regarding a combination of work from home/office working with remote working equipment provided
  • 22-28 days of holiday per year (depending on the length of service)
  • 5+ days training per year
  • Opportunity for flexible working hours post initial period
  • Pension and private health care (depending on length of service)
  • Casual dress code (outside of meetings)
  • Value on leadership and autonomy
  • Child care voucher/cycle to work scheme access (where applicable)
  • Opportunities for growth (and to join a growing company!)
  • Fantastic office located inside Portsmouth’s Historic Dockyard
  • Fun, collaborative culture

Employee wellbeing

We take mental wellbeing seriously at Vertical Leap. We have two qualified Mental Health First Aiders, run mental wellbeing sessions and have an internal communications channel where we share wellbeing content. We are constantly working towards removing the stigma that surrounds mental health so that everyone feels more comfortable talking openly about it without fear of being judged.


To apply, send your CV to Kirsty McLean at