Senior Backend Architect for Travel Platform

01A; Greater London; On-site; GBP 90,000 - 140,000; Full time

Benefits offered by this job

Healthcare

Equity plans

Retirement savings

Flexible time off

Parental leave

Commuting support

Job summary

Navan is building the next generation of intelligent travel experiences. As a Senior Software Engineer, you’ll drive the technical vision, architecture, and execution for a highly available Travel platform that unlocks new verticals across the Navan business.

You’ll design and build scalable backend systems, craft micro front ends, and lead cross-functional initiatives. The role emphasizes reliability, performance, and mentoring engineers in a fast-growing global company.

Qualifications

• 6+ years of software engineering experience building scalable production systems.
• Deep expertise in backend stacks (Java, TS/Node.js, Python, Go or VM-based).
• Experience with microservices, APIs, event-driven workflows, and distributed databases.
• Front-end exposure with React or Angular is a plus.
• Strong focus on reliability, performance, and observability.

Responsibilities

• Architect Core Backend Systems for high availability and scale.
• Build and evolve micro front ends and user interfaces.
• Lead technical initiatives and set engineering standards.
• Optimize performance, reliability, and data pipelines.
• Collaborate cross-functionally with product, data, and platform teams.
• Mentor engineers and drive architectural reviews and ownership.

Skills

Backend architecture

Java

TypeScript/Node.js

Python

Go

Frontend React/Angular

Distributed systems

Microservices

Observability

Leadership

Tools

VM-based languages

Job description

Navan is building the next generation of intelligent travel experiences. As a Senior Software Engineer, you’ll drive the technical vision, architecture, and execution for a highly available Travel platform that unlocks new verticals across the Navan business.

You’ll design and build scalable backend systems, craft micro front ends, and lead cross-functional initiatives. The role emphasizes reliability, performance, and mentoring engineers in a fast-growing global company.