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Senior Software Engineer

Workonomics

Greater London

Hybrid

GBP 125,000 - 150,000

Yesterday

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An established, profitable company is seeking Senior and Lead Software Engineers to join their backend team in London. This role focuses on building a high-performance data engine and ensuring data integrity and service uptime. The ideal candidates will have a strong background in backend development, particularly with event-driven systems, and a passion for making a quantifiable impact. With strategic initiatives aimed at scaling their data capabilities, this is a unique opportunity to contribute to a maturing business with millions of users globally. If you're ready to take on this challenge, apply now for more details!

Experience in backend development with a focus on high-performance data processing.
Background in building commercial web apps and SaaS at scale.

Join a backend-focused group to build a new high-performance data engine.
Ensure fast queries, high availability, and low-latency data processing.

Backend Development

Data Processing

Event-Driven Systems

High-Performance Data Engines

Resilience and Observability

Commercial Web Apps

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Base pay range

This range is provided by Workonomics. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Size | 2.5k globally, 300 in London

Role | Senior / Lead Software Engineer

Areas | backend infrastructure, distributed systems, data processing

Based | London (Zone 1)

Hybrid | 3 days a week in-office

Workonomics are partnering with a well-known, much-loved, multi-product SaaS company.

They're an established, profitable, maturing business, with millions of users globally.

They've two key strategic, technical initiatives for 2025:

shaping their enterprise product offering for customers with 100k+ users
scaling their core data capabilities by 100x to open bigger commercial opportunities

They're looking for Senior and Lead Engineers in London to:

join their backend focused group
build a new high-performance data engine
ensure fast queries, high availability, and low-latency data processing across the platform
look after resilience and observability, ensuring data integrity and service uptime
be a Senior+ level backend-leaning software engineer
care about making a quantifiable impact on the business you're operating in
have a background in building commercial web apps / SaaS at high scale
have ideally used event-driven systems to manage high-throughput operations

They value people who can demonstrate a good degree of longevity within each employer, to show they've grown with the product long term, through different phases of its evolution.

If this sounds like you, please hit apply for more specifics about the company and role.

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Information Technology

Industries

Software Development and Technology, Information and Media

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