Senior Backend Engineer at Referrals Only

✨ The Stack take on this Referrals Only job

• 🏢 Referrals Only has 11 jobs here, 11 with visa sponsorship see all
• 🛂 Skilled Worker visa. Standard minimum salary: £41,700 a year guide
• 💡 No salary shown. Ask Referrals Only if it is above the minimum.

Updated 2026-11-05, from our data and official sources.

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About the role

Responsibilities:
- Work in a cross-functional squad to design, implement and maintain backend services that power Monzo products.
- Build reliable, testable systems using Go/Java/Scala and platform tools (Cassandra, Kafka, Envoy, Kubernetes, Docker, cloud).
- Collaborate with product, design and data teams to deliver customer-focused features and run experiments.
- Participate in on-call rotations, incident response and post-incident improvement work.
- Share knowledge, contribute to engineering practices and assist with hiring and onboarding.

Requirements:
- 5–10 years backend engineering experience with strong proficiency in strongly-typed languages (Go, Java, C, or Scala).
- Practical experience with distributed systems, system design, and production operations (Kafka, Cassandra, Kubernetes, Docker, cloud).
- Product-oriented mindset, comfortable operating in ambiguity and iterating quickly.
- Good communication skills and ability to work across UK locations (London or remote).

Responsibilities

Collaborate within a cross-functional squad to build and support specific parts of the in-house banking platform. Focus on creating resilient backend services and contributing to a product used by millions of customers.

Requirements

Requires strong experience in backend technology and proficiency with strongly-typed languages like Go, Java, or Scala. Candidates should possess a product mindset and be comfortable working with distributed systems in an ambiguous environment.

Key skills

• Backend Engineering — in 127 other listings on The Stack
• Distributed Systems — in 342 other listings on The Stack
• Resilient Software — in 13 other listings on The Stack
• Go — in 230 other listings on The Stack
• Java — in 360 other listings on The Stack
• C — in 43 other listings on The Stack
• Scala — in 30 other listings on The Stack
• Cassandra — in 16 other listings on The Stack
• Kafka
• Kubernetes
• Docker
• Envoy Proxy
• AWS
• GCP
• React
• System Design

On The Stack (as of 2026-11-05)

• Referrals Only has 10 other listings on The Stack, 10 of them marked as offering visa sponsorship.
• 214 visa-sponsored jobs in the United Kingdom on The Stack, posted in the last 60 days.
• 68 visa-sponsored backend engineer jobs in Europe on The Stack, posted in the last 60 days.

Frequently asked questions about Referrals Only

Is this Senior Backend Engineer role still open?

It was posted on 2026-07-13. Listings more than 30 days old may no longer be active, so check Referrals Only's site before applying.

Does Referrals Only offer visa sponsorship?

This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on Referrals Only's site.

Where is this role located?

The listing gives the location as United Kingdom. It is marked remote.

What skills does this role ask for?

The listing names: Backend Engineering, Distributed Systems, Resilient Software, Go, Java, C, Scala, Cassandra, Kafka, Kubernetes, Docker, Envoy Proxy, AWS, GCP, React, System Design.