At a Glance
- Tasks: Lead the design of high-performance systems and coach mid-level engineers.
- Company: Join Airalo, the world's first eSIM store, making travel connectivity effortless.
- Benefits: Enjoy flexible hours, remote work, standby fees, and overtime pay.
- Other info: Be part of a diverse team across 60+ countries with excellent career growth opportunities.
- Why this job: Make a global impact while working with cutting-edge technology in a fully remote team.
- Qualifications: 7+ years in backend development with PHP and experience in Laravel or Symfony.
The predicted salary is between 60750 - 74250 £ per year.
About the role
Lead the design of high-performance distributed systems and drive the transition toward a service-oriented architecture. Coach mid-level engineers through code reviews and partner with cross-functional teams to translate requirements into scalable technical roadmaps.
Requirements
- 7+ years of professional backend development experience with deep mastery of PHP
- 4+ years in Laravel or Symfony
- Expertise in distributed systems, AWS, containerization
- Ability to communicate complex technical trade-offs in English
Benefits
- Standby fees
- Overtime pay
- Flexible hours
- Remote work
Your main responsibilities will be to:
- Lead the design of high-performance distributed systems capable of handling global traffic
- Develop and refine services to improve scalability and efficiency
- Drive the transition toward a service-oriented architecture (SOA) to ensure modularity and resilience
- Set the bar for code quality by enforcing SOLID principles, design patterns, and testing standards
- Actively coach mid-level engineers through deep code reviews and technical knowledge sharing
- Identify bottlenecks in services and implement advanced caching and database strategies
- Partner with Product and DevOps to translate complex requirements into scalable technical roadmaps
Does this sound like you:
- 7+ years of professional backend development experience with a deep mastery of PHP
- 4+ years of building enterprise-grade applications in Laravel or an equivalent senior background in Symfony
- Mastery of distributed systems, event-driven architecture, and messaging patterns like SQS or Pub/Sub
- AI Proficiency: Ability to effectively use AI tools during technical tasks
- Knowledge of SQL and NoSQL including performance tuning and handling transactions at scale
- Experience architecting on AWS and managing containerized environments with Docker
- A champion of clean code, automated testing, and CI/CD best practices
- Fluent English with the ability to explain complex technical trade-offs to stakeholders
Bonus:
- Experience with SaaS/PaaS, SOA, or microservices architecture
- Experience with eSIM, or GSMA technologies
- Familiarity with Traveltech solutions
- Experience in building or maintaining custom SDKs would be a plus
£91,600 - £135,000 a year
At Airalo, we believe in roaming-free recruitment. Just as we provide clear connectivity for travelers, we provide clear salary ranges for our candidates. This range represents the full salary range for this role across our available locations in the EU. To ensure equity based on where you reside we use a tiered location model: UK: £91,600 to £135,000.
Your Home Destination: Specific salary ranges used in offers are determined by where you reside. We're committed to discussing these ranges openly during your first call with our Talent to ensure we're aligned for takeoff!
Please be aware that we can only consider candidates for this role who already reside and are fully eligible to work in the UK.
On-Call
Participating in our on-call rotation is a core expectation of this role. It's essential for maintaining 24/7 service reliability across our global operations, ensuring our systems remain resilient and our customers experience uninterrupted service, regardless of time zone or geography.
- Paid Rotation: We offer standby fees + overtime pay.
- Delayed Start: No on-call duties for your first 6 months.
- Rest & Recovery: Guaranteed rest periods and flexible hours following night incidents.
- Shared Load: Rotations are split (Weekdays vs. Weekends) to minimize fatigue.
Before You Hit Apply
We sincerely thank all applicants in advance for submitting their interest in this opportunity. Airalo is an equal-opportunity employer and values diversity, equity & inclusion.
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