Full-Stack Developer

Sigma Consulting Group
London, UK
3 months ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Experienced
Experience required
3 years minimum
Compensation
£50,000.0
Working hours
Regular working hours
Job source

Tech stack

JavaScript (Programming Language) PHP (Programming Language) Agile Methodology Artificial Intelligence Amazon Web Services Application Integration Architecture Browser Compatibility Continuous Integration Database Design DevOps PostgreSQL MySQL
+13 more
Payment Gateway Secure Coding Software Systems WooCommerce WordPress ReactJS System Availability Backend Stripe Front End Software Development Restful APIs Docker Service Stack

Job description

This is a hands-on role offering end-to-end ownership across the technology stack-from crafting seamless user experiences to developing robust backend systems. You will work closely with the CTO to shape architecture, implement core features, and deliver a high-performance platform that drives efficiency in healthcare procurement., * Develop, customise, and enhance a WordPress/WooCommerce-based marketplace platform

  • Build core features such as quote request systems, supplier matching, and order workflow management
  • Design and implement scalable backend services supporting marketplace operations, * Develop responsive, high-quality user interfaces using modern JavaScript frameworks (e.g., React)
  • Optimise user experience across buyer and supplier journeys
  • Ensure cross-browser compatibility and mobile responsiveness

AI Integration & Innovation

  • Integrate AI-driven capabilities such as visual search and pricing optimisation into the platform
  • Collaborate on the implementation of intelligent features that enhance procurement decision-making, * Design, develop, and maintain RESTful APIs
  • Integrate third-party services including payment gateways, compliance verification systems, and analytics tools
  • Implement secure payment processing and escrow functionalities

Performance, Security & Compliance

  • Optimise platform performance, scalability, and reliability
  • Apply secure coding practices and ensure compliance with GDPR and data protection standards
  • Maintain high availability and system integrity

Collaboration & Technical Strategy

  • Work closely with the CTO on architecture, technical design, and system scalability
  • Contribute to technical decision-making, documentation, and engineering best practices
  • Participate in agile development processes and continuous improvement initiatives

Requirements

Do you have experience in WordPress?, * Minimum of 3+ years’ experience in full-stack development

  • Strong proficiency in PHP with hands-on WordPress/WooCommerce development experience
  • Solid frontend development skills using JavaScript and frameworks such as React
  • Experience with database design and optimisation (MySQL or PostgreSQL)
  • Strong understanding of RESTful API design and integration
  • Knowledge of secure coding practices and data protection (GDPR)
  • Ability to work independently, take ownership, and make pragmatic technical decisions

Preferred / Advantageous Experience

  • Experience building marketplace or e-commerce platforms
  • Hands-on experience with payment gateway integrations (e.g., Stripe, PayPal)
  • Experience developing B2B or enterprise-grade software solutions
  • Familiarity with WooCommerce plugins (e.g., YITH or similar tools)
  • Exposure to healthcare or regulated industries
  • DevOps experience (e.g., AWS, Docker, CI/CD pipelines)

Apply for this position

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