Senior Staff Backend Engineer – Platform Architect

Monzo; United States; Hybrid; USD 207,000 - 268,000; Full time

Benefits offered by this job

Relocation support

Visa sponsorship

Flexible working hours

Macbooks provided

Learning budget £1,000/year

Home-office setup support

Job summary

Monzo is seeking a Senior Staff Engineer to lead and shape the technical direction of a large, distributed engineering collective. You will work hands-on in coding and architecture while partnering with product and design leadership to map strategy and roadmaps.

Expect to drive architectural direction, uphold high standards, and mentor engineers across multiple squads. You’ll collaborate across UK teams, with flexible, distributed working options and a welcoming culture that values impact,

Qualifications

• Track record of leading complex, high-impact systems across multiple teams.
• Strong technical judgment with product and business awareness.
• Experience with scalable backend, distributed or data-intensive systems.
• Comfortable navigating ambiguous problem spaces and guiding direction.

Responsibilities

• Partner with Engineering Directors to shape technical and product direction for a large collective (30–70+ engineers).
• Be hands-on in coding and architecture, leading from the front.
• Collaborate with Product and Design leadership to define strategy and roadmaps with high-quality trade-offs.
• Mobilise teams around high-impact problems, ensuring clarity and momentum.
• Lead architectural direction for complex systems, aligning decisions with broader strategy.
• Set and uphold high technical standards to improve quality and reliability.
• Mentor senior engineers and future leaders to multiply impact.

Skills

Technical leadership

Distributed systems

Go

Cassandra

Kafka

Kubernetes

Docker

AWS

GCP

React

Feast

Tools

Go

Cassandra

Kafka

Kubernetes

Docker

AWS

GCP

React

Feast

Job description

Monzo is seeking a Senior Staff Engineer to lead and shape the technical direction of a large, distributed engineering collective. You will work hands-on in coding and architecture while partnering with product and design leadership to map strategy and roadmaps.

Expect to drive architectural direction, uphold high standards, and mentor engineers across multiple squads. You’ll collaborate across UK teams, with flexible, distributed working options and a welcoming culture that values impact,