Senior PHP Engineer
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Job Description
Senior PHP Engineer owning PHP backend systems for telematics, GPS, DVR video, and AI products. Modernizing Laravel, PostgreSQL, and microservices platforms for public-sector customers.
Responsibilities:
- Own and evolve the PHP backend ingesting GPS and telematics data, safety hardware events and DVR video
- Build and maintain APIs for the web platform, mobile application and integration partners
- Deliver the Yii2-to-Laravel migration
- Deliver the MariaDB-to-PostgreSQL migration
- Support decomposition of the existing monolith into microservices
- Take over systems from a retiring contractor and become productive despite limited documentation
- Support the backend for the AI product line alongside the computer vision developer
- Take end-to-end ownership of production systems
- Work independently within a small senior team
- Apply architectural judgement to microservices and database migrations, prioritizing data integrity
- Work with Bitbucket Pipelines and PHPUnit
- Make production engineering decisions for systems used by local authorities
- Collaborate with the developer leading computer vision work
Requirements:
- 8+ years of commercial PHP backend development at Expert level
- 5+ years of experience with large-scale SaaS or complex production systems at Expert level
- 3+ years of PostgreSQL experience at Advanced level
- 5+ years of API design and third-party integration experience at Advanced level
- 3+ years of high-volume data processing experience at Advanced level, including event-driven systems and ingestion pipelines
- 3+ years of Laravel and/or Yii2 experience at Advanced level
- 3+ years of PHPUnit experience at Advanced level; Pest or Codeception may substitute
- 2+ years of microservices or monolith-decomposition experience at Intermediate level
- 2+ years of AWS experience at Intermediate level; Azure or GCP may substitute
- Experience in telematics, fleet or logistics; IoT, GPS/location technology or connected-device experience may substitute
- Experience with video, CCTV or large media file handling; large-file storage, retrieval and retention at scale may substitute
- Ability to take end-to-end ownership of mature production systems and work independently with limited hand-holding
- Strong complex-system exposure is essential
- Experience with MariaDB/MySQL at scale
- Front-end experience is nice to have, not required
- Familiarity with CI/CD using Bitbucket Pipelines or alternatives
- Familiarity with AI or computer vision is nice to have
- Target start date of November 2026
Benefits:
- Full-time, long-term employment
- Remote-first work environment
- Genuine community focused on employee growth and well-being
- Opportunities for personal and professional growth
- Collaboration with global teams and products
- Flexible working practices
- Work with a highly rated Glassdoor workplace
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