TEKsystems
Wordpress Developer
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WordPress Engineer / Architect
Tier 1 Financial Services Organisation | Hybrid Working | Contract Opportunity
A leading Tier 1 financial services organisation is seeking an experienced WordPress Engineer / Architect to support a high-profile internal communications platform as it transitions from a third-party vendor into internal ownership.
This role requires deep expertise in WordPress development alongside strong knowledge of platform architecture, performance optimisation, caching strategies, scalability, and governance. The successful candidate will work closely with global delivery teams while providing hands-on technical leadership and oversight from the UK.
Location: London, Birmingham, Sheffield, or Edinburgh
Working Pattern: Hybrid – 2 days per month in the office
The Role
As a WordPress Engineer / Architect, you will be responsible for designing, developing, optimising, and governing enterprise-grade WordPress solutions. You will play a key role in shaping platform architecture, driving performance improvements, supporting platform migrations, and ensuring the environment remains secure, scalable, and fit for future growth.
This opportunity is ideal for someone who combines strong hands-on development expertise with strategic architectural capability and experience delivering solutions within large, complex enterprise environments.
Key Responsibilities
- Design and architect enterprise-scale WordPress platforms and solutions.
- Develop and maintain custom WordPress themes and plugins.
- Lead and support WordPress migration, upgrade, and transformation initiatives.
- Establish and promote platform governance, security standards, and development best practices.
- Drive performance optimisation and scalability across the platform.
- Design and implement effective caching strategies.
- Analyse, troubleshoot, and resolve application performance issues.
- Collaborate with globally distributed engineering and delivery teams.
- Provide technical leadership, mentorship, and architectural guidance.
- Support modern software delivery practices, including CI/CD and automated deployments.
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Required Skills & Experience
Core WordPress Expertise
- Advanced WordPress development experience.
- Custom theme and plugin development.
- WordPress architecture and platform design.
- Experience managing WordPress multisite environments.
- Strong understanding of WordPress security best practices.
- Proven experience delivering WordPress upgrades and migrations.
Performance & Optimisation
- WordPress performance tuning and optimisation.
- Core Web Vitals and page speed optimisation.
- Experience implementing caching strategies, including:
- Server-side caching
- Object caching
- Page caching
- CDN integration
- Hands-on experience with Redis, Memcached, Varnish, and similar technologies.
- MySQL database optimisation and performance tuning.
- Application performance monitoring and troubleshooting.
- Load testing, capacity planning, and scalability planning.
Technical Stack
- PHP
- JavaScript / React
- HTML5, CSS3, Sass
- MySQL
- REST APIs
- Git
- CI/CD pipelines
Job Title: WordPress Developer
Location: London, UK
Rate/Salary: 300.00 - 500.00 GBP Daily
Job Type: Contract
Trading as TEKsystems. Allegis Group Limited, Maxis 2, Western Road, Bracknell, RG12 1RT, United Kingdom. No. 2876353. Allegis Group Limited operates as an Employment Business and Employment Agency as set out in the Conduct of Employment Agencies and Employment Businesses Regulations 2003. TEKsystems is a company within the Allegis Group network of companies (collectively referred to as "Allegis Group"). Aerotek, Aston Carter, EASi, Talentis Solutions, TEKsystems, Stamford Consultants and The Stamford Group are Allegis Group brands. If you apply, your personal data will be processed as described in the Allegis Group Online Privacy Notice available at https://www.allegisgroup.com/en-gb/privacy-notices.
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To access our Online Privacy Notice, which explains what information we may collect, use, share, and store about you, and describes your rights and choices about this, please go to https://www.allegisgroup.com/en-gb/privacy-notices.
We are part of a global network of companies and as a result, the personal data you provide will be shared within Allegis Group and transferred and processed outside the UK, Switzerland and European Economic Area subject to the protections described in the Allegis Group Online Privacy Notice. We store personal data in the UK, EEA, Switzerland and the USA. If you would like to exercise your privacy rights, please visit the "Contacting Us" section of our Online Privacy Notice at https://www.allegisgroup.com/en-gb/privacy-notices for details on how to contact us. To protect your privacy and security, we may take steps to verify your identity, such as a password and user ID if there is an account associated with your request, or identifying information such as your address or date of birth, before proceeding with your request. If you are resident in the UK, EEA or Switzerland, we will process any access request you make in accordance with our commitments under the UK Data Protection Act, EU-U.S. Privacy Shield or the Swiss-U.S. Privacy Shield.
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