Senior Backend Engineer
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Summary
Senior Backend Engineer at Omax Mobile (a UK mobile operator) designs and ships scalable APIs for billing, roaming, and eSIM provisioning while owning reliability for critical network-facing services. Core stack: distributed systems, cloud infrastructure, and TypeScript or Go, with telecom/MVNO experience a plus.
Build the core systems that keep millions of customers connected at home and abroad, with zero roaming surcharges.
- Design and ship scalable APIs for billing, roaming and eSIM provisioning
- Own reliability for critical network-facing services
- Collaborate with partnerships and product on new market launches
- Mentor engineers and raise the bar on code quality and observability
What we're looking for
- 5+ years building production backend systems
- Strong experience with distributed systems and cloud infrastructure
- Comfortable in TypeScript, Go or similar languages
- Bonus: telecom, MVNO or payments experience