Competitive Bonus Remote, UK Permanent full time Build software used by thousands. Influence technical direction. Mentor others. IRIS is one of the UKs largest privately held software companies and a major European provider of payroll and HR solutions. Were now looking for a Senior Software Engineer to join our Dataplan team. This is a hands on senior role combining deep technical contribution with delivery ownership and mentoring responsibility. Youll help shape and scale a cloud-based payroll and HR platform serving thousands of customers. The Role Youll spend the majority of your time writing high quality code while also: Driving end-to-end feature delivery Partnering with Product on roadmap and prioritisation Mentoring and supporting junior engineers Leading best practice adoption (testing, CI/CD, observability) Contributing to architectural decisions Managing technical debt and platform health Supporting incident resolution and continuous improvement Our Tech Stack Core: PHP (Laravel) ReactJS JavaScript Relational databases Kubernetes Docker Linux Desirable: React Native MariaDB Jenkins GitLab About You 5 years experience in software engineering Strong experience building and shipping scalable web applications Comfortable in Agile environments with sprint-based delivery Strong knowledge of CI/CD and DevOps principles Experience supporting production systems Passion for mentoring and raising engineering standards Bonus points for experience in regulated sectors (finance, health, govtech) or working with AI tools to improve engineering productivity. What Youll Get Opportunity to influence technical direction Exposure to enterprise scale systems Clear progression opportunities If youre a senior engineer who enjoys owning delivery, shaping solutions, and developing others wed love to hear from you. Please note: We occasionally close vacancies early in the event that we receive a high volume of applications. Therefore we recommend you apply as soon as possible.