Senior/Principal Software Engineer Jobs

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Location:
United Kingdom, London

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

Our platform is PHP, MySQL, and AWS, which we leverage to deliver exciting new features which enable drivers to use our applications, in-car and online, in innovative and novel ways. We place a high value on improving reliability, maintainability, security and testability to our platforms.

Job Responsibility:

Participate in Scrum ceremonies and work with your colleagues, stakeholders and third parties, to align on requirements and deliver a user experience you can be proud of
The role requires demonstrable experience of backend development using PHP and MySQL, and includes full lifecycle development of RESTful APIs and web apps which can operate at scale on AWS
You will appreciate the benefits of TDD/BDD, ensuring all code is tested and reviewed to the highest standards, and adapt quickly to changing environments, concepts and emerging technologies to assist in the future roadmap of our products
As a team, we are responsible for the health of the systems we build. You should understand performance tuning and optimisation, and how to diagnose technical issues across local, pre-release and production environments running on AWS. We operate a DevOps culture and are responsible for developing, deploying, operating and monitoring our team’s deliverables
As the senior engineer in the team, you will set the technical standard for the team
offering mentoring and support to your team-mates

Requirements:

Highly skilled and proficient coding in PHP, with strong skills in adjacent areas such as TypeScript, React, JavaScript or Python
A desire and willingness to learn other languages in particular Golang
Proving technical leadership and direction to your team and contributing to the wider engineering organisation
Deep technical understanding of MySQL and relational databases, particularly database performance tuning
Knowledge of best practises around Modern Software Engineering, CI/CD, DORA metrics
Experience of troubleshooting and fixing performance issues in a full-stack application
from browser to the database
Experience of software architecture and presenting technical designs to your team and stakeholders
Demonstrable expertise and understanding of API development/design and experience interfacing with disparate systems
Excellent communicator with a self-starter attitude and comfort working autonomously
Applicable understanding of software security, common exploits and secure development practices, including the OWASP Top 10
Proven and demonstrable understanding of testing methodologies and frameworks
Commercial experience with AWS and IaC (Terraform/CDK/CloudFormation)
Commercial experience with Linux, Docker, Docker Compose, Git and DynamoDB

Additional Information:

Job Posted:
December 06, 2025

Work Type:

Hybrid work

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Senior/Principal Software Engineer