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For Companies At a Glance
- Tasks: Lead the design of high-performance systems and improve scalability for a global platform.
- Company: Join Airalo, the world's first eSIM store revolutionising telecom for travellers.
- Benefits: Enjoy health insurance, remote work perks, wellness credits, and an all-expenses-paid company retreat.
- Why this job: Make a real impact on a platform with over 20 million users while working remotely.
- Qualifications: 7+ years in backend development, mastery of PHP, and experience with Laravel or Symfony.
- Other info: Be part of a diverse team across 50+ countries with excellent career growth opportunities.
The predicted salary is between 48000 - 72000 £ per year.
About Airalo
Airalo is the world’s first eSIM store that helps people connect in over 200+ countries and regions across the globe. We are building the next digital service that revolutionises the telecom industry. We are a travel-tech company and an equal-opportunity environment that values and executes diversity, inclusion, and equity. Our team is spread across 50+ countries and six continents. What glues us together is our commitment to changing the way you connect.
You
We hope that you care deeply about the quality of your work, the intrinsic worth of tasks, and the success of your team. You are self-disciplined and do not require micromanagement. You strive to flourish as an individual while contributing to a collaborative team environment. You value authenticity, honesty, positivity, and kindness. You communicate clearly and concisely. You can manage multiple projects, think analytically, pay keen attention to detail, and enjoy getting hands dirty. You are cognizant, tolerant, and welcoming of vulnerabilities and cultural differences.
About The Role
- Position: Full-time / Employee
- Location: Remote-first
- Benefits: Health Insurance, work-from-anywhere stipend, annual wellness & learning credits, annual all-expenses-paid company retreat in a destination, and other benefits
On-Call
Participating in our on-call rotation is a core expectation of this role. It is 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: standby fees + overtime pay
- Delayed Start: no on-call duties for the first 6 months
- Rest & Recovery: guaranteed rest periods and flexible hours following night incidents
- Shared Load: rotations are split (Weekdays vs. Weekends) to minimise fatigue
Your Main Responsibilities
- 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
- 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
If you are interested in this position, please apply via the link. Note: to be considered, you must reside in and be fully eligible to work in either the UK or Spain. Proof of a valid right to work in one of these two countries will be required. We may run background checks with your consent, limited to what is allowed by applicable laws. All data will be processed in accordance with our Privacy Policy.
We are an equal-opportunity employer and value diversity, equity & inclusion. We do not discriminate on race, religion, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. We provide reasonable accommodations upon request for individuals with disabilities throughout our job interview process.
Senior Backend Engineer in London employer: Airalo
Contact Detail:
Airalo Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Backend Engineer in London
✨Tip Number 1
Network like a pro! Reach out to your connections in the tech industry, especially those who might know someone at Airalo. A friendly chat can sometimes lead to a referral, which is a golden ticket in landing that interview.
✨Tip Number 2
Show off your skills! If you’ve got a GitHub or portfolio showcasing your backend projects, make sure to highlight them. This gives potential employers a taste of what you can do and how you tackle complex problems.
✨Tip Number 3
Prepare for the technical interview! Brush up on your PHP and Laravel skills, and be ready to discuss your experience with distributed systems. Practising common coding challenges can help you feel more confident when it’s showtime.
✨Tip Number 4
Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in being part of the Airalo team. Don’t miss out!
We think you need these skills to ace Senior Backend Engineer in London
Some tips for your application 🫡
Show Your Passion: When writing your application, let your enthusiasm for backend engineering shine through! We want to see how much you care about the quality of your work and your commitment to making a difference in the telecom industry.
Tailor Your Experience: Make sure to highlight your relevant experience with PHP, Laravel, and distributed systems. We’re looking for someone who can lead the evolution of our platform, so be specific about your past projects and achievements that align with this role.
Be Clear and Concise: We value clear communication, so keep your application straightforward. Avoid jargon and focus on conveying your skills and experiences in a way that's easy to understand. Remember, we want to know what makes you a great fit!
Apply Through Our Website: Don’t forget to apply via the link provided! It’s the best way for us to receive your application and ensure it gets the attention it deserves. Plus, it shows you’re serious about joining our team at Airalo!
How to prepare for a job interview at Airalo
✨Know Your Tech Stack
Make sure you’re well-versed in PHP, Laravel, and Symfony. Brush up on your knowledge of distributed systems and event-driven architecture. Be ready to discuss how you've applied these technologies in past projects, as this will show your deep technical mastery.
✨Showcase Your Problem-Solving Skills
Prepare to talk about complex architectural puzzles you've solved in previous roles. Think of specific examples where you improved scalability or efficiency. This will demonstrate your ability to think analytically and manage multiple projects effectively.
✨Emphasise Team Collaboration
Airalo values a collaborative environment, so be prepared to discuss how you’ve mentored others or worked closely with product and DevOps teams. Highlight your communication skills and how you ensure clarity when explaining technical concepts to non-technical stakeholders.
✨Understand the Company Culture
Familiarise yourself with Airalo’s commitment to diversity, inclusion, and equity. Be ready to share your thoughts on how you can contribute to a positive team culture. Authenticity and kindness are key, so let your personality shine through during the interview!
