Staff Systems Engineer - Large-Scale, High-Performance Infra

Meta Careers; Greater London; On-site; GBP 150,000 - 210,000; Full time

Job summary

Meta Careers in the United Kingdom seeks a Staff Systems Software Engineer to design the foundational infrastructure powering billions of users. You will architect and implement large-scale distributed systems, low-latency platform components, and high-performance services across Meta's core stack.

You will drive reliability, performance, and scalability, collaborating with product, infrastructure, and data teams to deliver highly available systems at global scale.

Qualifications

• 8+ years in large-scale distributed systems or systems software.
• Experience leading major technical initiatives end-to-end.
• Proficient in debugging complex non-reproducible issues.
• Experience defining SLOs and improving reliability.

Responsibilities

• Architect and implement large-scale distributed systems and platform components.
• Lead cross-team initiatives, architecture design, rollout, and reliability ownership.
• Drive performance, reliability, and scalability across production systems.

Skills

Distributed systems

C/C++/Rust

AI tooling integration

Observability

SLOs and reliability

Cross-team leadership

Low-latency optimization

High-performance services

System design leadership

Job description

Meta Careers in the United Kingdom seeks a Staff Systems Software Engineer to design the foundational infrastructure powering billions of users. You will architect and implement large-scale distributed systems, low-latency platform components, and high-performance services across Meta's core stack.

You will drive reliability, performance, and scalability, collaborating with product, infrastructure, and data teams to deliver highly available systems at global scale.