Senior Full-Stack Engineer (Hybrid, AI-Powered)

Christian Jobs Ltd; Cheswick Green; Hybrid; GBP 45,000 - 53,000; Full time

Job summary

iKnow Software is seeking a Senior Full Stack Developer to update existing products and build new features. You will own work from technical planning through to implementation, testing and deployment to QA, reporting to a Development Manager and collaborating with designers and QA colleagues.

AI is embedded in the workflow; your coding ability and engineering judgement will be essential to evaluating that work and delivering reliable software.

Qualifications

• Five+ years of commercial development experience with other developers.
• Solid hands-on experience with Laravel, React, PHP and MySQL.
• Strong coding and system design skills and the ability to improve an existing codebase.
• Practical debugging and problem-solving: investigate root causes and verify solutions.
• Experience diagnosing performance problems using appropriate tools.
• Solid understanding of server configuration, including Apache and PHP-FPM.
• Strong testing practices and the ability to assess if tests verify the intended behaviour.
• Experience with React Native or mobile app development is a plus.

Responsibilities

• Designing and delivering module migrations, product improvements and new features.
• Making sound decisions about architecture, maintainability, performance and security.
• Reviewing code and AI-generated plans, identifying weaknesses and correcting implementations.
• Writing and validating tests, investigating failures and verifying finished behaviour.
• Diagnosing technical issues and improving system performance.
• Deploying changes to our development environment for QA readiness.
• Developing and maintaining our in-house AI skills and workflows.
• Managing tasks, reporting progress and raising risks early.

Skills

Strong coding and system design

Problem-solving and debugging

Independent work ability

Clear communication

Team collaboration

Tools

Laravel

React

PHP

MySQL

AWS

Docker

Apache

PHP-FPM

CodeIgniter 3

React Native

GitHub

ClickUp

Figma

Claude Code

Codex

Cursor

Job description

iKnow Software is seeking a Senior Full Stack Developer to update existing products and build new features. You will own work from technical planning through to implementation, testing and deployment to QA, reporting to a Development Manager and collaborating with designers and QA colleagues.

AI is embedded in the workflow; your coding ability and engineering judgement will be essential to evaluating that work and delivering reliable software.