Senior Web Developer

Gap Personnel Limited; Wrexham; Remote; GBP 42,000 - 56,000; Full time

Benefits offered by this job

Staff discount on products

Modern office environment

21 days holiday + bank holidays

Life assurance

Critical illness cover

Job summary

Gap Personnel Limited is seeking a Senior Web Developer in Wrexham to lead frontend initiatives and own user‑facing applications. This hands‑on role delivers high‑quality UI across multiple platforms in a fast‑paced environment.

You will collaborate with backend teams, designers, and stakeholders, while mentoring a junior frontend developer and ensuring performance and accessibility standards are met.

Qualifications

• Proven experience in building and maintaining high-quality web applications.
• Strong proficiency with React.js and Next.js in production.
• Solid understanding of HTML5, CSS3, and responsive design.
• Experience with TypeScript and modern JS tooling.
• Familiarity with headless CMS platforms such as Strapi.
• Git for source control and collaborative development.

Responsibilities

• Own maintenance and development of web apps and websites for reliability and performance.
• Implement bug fixes, enhancements, and new features across platforms.
• Build new websites and front-end tools from scratch.
• Translate designs into responsive, accessible UIs.
• Mentor a junior front-end developer and promote code quality.
• Collaborate with backend teams and designers to deliver end-to-end solutions.

Skills

React.js

Next.js

JavaScript (ES6+)

HTML5

CSS3

TypeScript

Tailwind CSS

Node.js

Strapi

Git

C# & .NET (basic)

SQL & relational DBs

Front-end architecture

Functional programming concepts

REST/JSON APIs

DevOps concepts

Tools

React

Next.js

HTML

CSS

TypeScript

Tailwind CSS

Node.js

Strapi

Git

Job description

Senior Web Developer

Competitive Salary

Monday to Friday / General Office Hours

Wrexham

Our client based in the Wrexham area is currently looking for a Senior Web Developer to join their team on a permanent basis.This is a hands‑on role suited to someone who thrives in a fast‑paced environment, delivering high‑quality user-facing applications and websites to tight deadlines. You will take ownership of front‑end development across multiple platforms and play a key role in shaping the user experience of our client’s digital products.This is a full‑time office based role.

Performance Objectives

• Owning the maintenance and ongoing development of all relevant web applications and websites, ensuring excellent reliability, performance, and usability.
• Implementing bug fixes, enhancements, and new features across existing platforms.
• Building new websites, internal tools, and front‑end applications from the ground up.
• Translating designs and requirements into responsive, accessible, and performant UIs.
• Mentoring and supporting a junior front‑end developer, promoting best practices and code quality.
• Working closely with backend developers, designers, and stakeholders to deliver end‑to end solutions.

Person Specification

• The successful candidate will have strong, demonstrable experience in:
• React.js
• Next.js
• JavaScript (ES6+) and modern browser APIs
• HTML5 & CSS3 (responsive design, accessibility, cross-browser compatibility)
• TypeScript
• Tailwind CSS or similar modern CSS frameworks
• Node.js (front‑end tooling, build processes, integrations)
• Strapi or similar headless CMS platforms
• Git for source control and collaborative development
• An understanding of C#, .NET and backend concepts to support collaboration with backend teams (deep expertise not required).
• Awareness of SQL and relational databases, including how front‑end applications interact with data (no complex database development expected).
• Strong understanding of front‑end architecture, component-based design, and state management.
• Solid grasp of programming fundamentals, including functional programming principles and common design patterns.
• Experience working with API-driven applications and consuming REST/JSON endpoints.
• Awareness of performance optimisation, accessibility standards, and modern front‑end best practices.
• A working knowledge of DevOps concepts (build pipelines, deployments, environments).

Benefits

• A generous staff discount on products.
• Modern office environment.
• 21 days holiday, plus bank holidays.
• Life assurance.
• Critical illness cover.