Senior Product Engineer - Travel Platform Architect

Navan; Greater London; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Parental leave

Commuter benefits

Healthcare

Flexible Vacation

Health and Wellness

Fuel for Connection

Pet Friendly

IATAN (travel-related discounts)

401k (retirement plan)

Connectivity Allowance

Learning & Development

Job summary

Navan is seeking a Senior Software Engineer in the Greater London area to drive the technical vision, architecture, and execution for a scalable travel platform. You will design core backend systems, build high-performance microservices, and lead architectural decisions across multi-team efforts.

You will optimize APIs, event-driven workflows, and data pipelines while mentoring engineers and promoting strong operational ownership.

Qualifications

• Extensive hands-on experience designing microservices and APIs.
• Proven track record leading architecture of large multi-team projects.
• Strong expertise in backend stacks (Java, TypeScript/Node.js, Python, or Go) and distributed systems.
• Deep knowledge of systems observability, SLOs/SLIs, and reliability engineering.

Responsibilities

• Architect Core Backend Systems: design, build, and scale high-performance, fault-tolerant microservices.
• Lead technical initiatives across cross-functional teams from concept to production.
• Optimize performance, reliability, and low-latency operation of APIs and data pipelines.
• Mentor engineers and drive architecture reviews and operational ownership.

Skills

Java

TypeScript/Node.js

Python

Go

Microservices

APIs

Event-driven architectures

Distributed systems

Observability

SLO/SLI

React/Angular

Tools

React

Angular

Job description

Navan is seeking a Senior Software Engineer in the Greater London area to drive the technical vision, architecture, and execution for a scalable travel platform. You will design core backend systems, build high-performance microservices, and lead architectural decisions across multi-team efforts.

You will optimize APIs, event-driven workflows, and data pipelines while mentoring engineers and promoting strong operational ownership.