Senior PHP Software Engineer (Remote)

At EdgeTier, we empower customer care teams by seamlessly combining AI, automation, and human expertise. Our award-winning technology enables some of the world’s most innovative companies to deliver exceptional customer service while gaining deeper insights into their customers. We’re on a mission to revolutionise customer service by embedding AI into every interaction, creating seamless and impactful experiences. Our cutting‑edge solutions help high-volume B2C brands transform customer experiences by analysing and optimising every touchpoint. EdgeTier is looking for a Senior Software Engineer who wants to do some of the best work of their career. This is a hands‑on role within our backend team with real ownership. The way we build software is evolving. AI coding agents are part of our everyday workflow, and we're looking for someone who knows how to direct, review, and get the best out of those tools — not someone who treats them as a shortcut. We care about the quality of the output, not just the speed of it. Translating product requirements into detailed technical specifications and owning delivery end‑to‑end from design through implementation, testing, and release. Architecting changes to EdgeTier's core product including APIs, services, and databases. Writing high quality and well structured Python code while holding a high standard in code reviews. Directing and critically reviewing AI coding agent output to ensure quality. Monitoring application performance and error logs. Mentoring junior engineers. Testing and releasing features: Performance monitoring and error logs: 5% 6+ years of professional software development experience in a product, SaaS, or similar environment ~ Solid Python skills ~ SQL experience, ideally PostgreSQL ~ Experience working with data at scale in large datasets or high-volume systems ~ True end‑to‑end engineering experience: local development, deployment, debugging in production, ongoing maintenance ~ Proven ability to work indepen...